diff options
| author | Sergei Golubchik <sergii@pisem.net> | 2011-10-19 21:45:18 +0200 |
|---|---|---|
| committer | Sergei Golubchik <sergii@pisem.net> | 2011-10-19 21:45:18 +0200 |
| commit | 76f0b94bb0b2994d639353530c5b251d0f1a204b (patch) | |
| tree | 9ed50628aac34f89a37637bab2fc4915b86b5eb4 /mysql-test/r | |
| parent | 4e46d8e5bff140f2549841167dc4b65a3c0a645d (diff) | |
| parent | 5dc1a2231f55bacc9aaf0e24816f3d9c2ee1f21d (diff) | |
| download | mariadb-git-76f0b94bb0b2994d639353530c5b251d0f1a204b.tar.gz | |
merge with 5.3
sql/sql_insert.cc:
CREATE ... IF NOT EXISTS may do nothing, but
it is still not a failure. don't forget to my_ok it.
******
CREATE ... IF NOT EXISTS may do nothing, but
it is still not a failure. don't forget to my_ok it.
sql/sql_table.cc:
small cleanup
******
small cleanup
Diffstat (limited to 'mysql-test/r')
212 files changed, 39156 insertions, 8700 deletions
diff --git a/mysql-test/r/alter_table_online.result b/mysql-test/r/alter_table_online.result new file mode 100644 index 00000000000..83e82191541 --- /dev/null +++ b/mysql-test/r/alter_table_online.result @@ -0,0 +1,74 @@ +drop table if exists t1,t2,t3; +create table t1 (a int not null primary key, b int, c varchar(80), e enum('a','b')); +insert into t1 (a) values (1),(2),(3); +alter online table t1 modify b int default 5; +alter online table t1 change b new_name int; +alter online table t1 modify e enum('a','b','c'); +alter online table t1 comment "new comment"; +alter online table t1 rename to t2; +alter online table t2 rename to t1; +drop table t1; +create temporary table t1 (a int not null primary key, b int, c varchar(80), e enum('a','b')); +insert into t1 (a) values (1),(2),(3); +alter online table t1 modify b int default 5; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 change b new_name int; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify e enum('a','b','c'); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 comment "new comment"; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 rename to t2; +ERROR HY000: Can't execute the given 'ALTER' command as online +drop table t1; +create table t1 (a int not null primary key, b int, c varchar(80), e enum('a','b')); +insert into t1 (a) values (1),(2),(3); +alter online table t1 drop column b, add b int; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify b bigint; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify e enum('c','a','b'); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify c varchar(50); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify c varchar(100); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 add f int; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 engine=memory; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter table t1 engine=innodb; +alter table t1 add index (b); +alter online table t1 add index c (c); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 drop index b; +ERROR HY000: Can't execute the given 'ALTER' command as online +drop table t1; +create temporary table t1 (a int not null primary key, b int, c varchar(80), e enum('a','b')); +insert into t1 (a) values (1),(2),(3); +alter online table t1 drop column b, add b int; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify b bigint; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify e enum('c','a','b'); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify c varchar(50); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 modify c varchar(100); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 add f int; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 engine=memory; +ERROR HY000: Can't execute the given 'ALTER' command as online +alter table t1 engine=innodb; +alter table t1 add index (b); +alter online table t1 add index c (c); +ERROR HY000: Can't execute the given 'ALTER' command as online +alter online table t1 drop index b; +ERROR HY000: Can't execute the given 'ALTER' command as online +drop table t1; +create table t1 (a int not null primary key, b int, c varchar(80)); +create table t2 (a int not null primary key, b int, c varchar(80)); +create table t3 (a int not null primary key, b int, c varchar(80)) engine=merge UNION=(t1); +alter online table t3 union=(t1,t2); +drop table t1,t2,t3; diff --git a/mysql-test/r/archive.result b/mysql-test/r/archive.result index a297622155b..c67318ff74e 100644 --- a/mysql-test/r/archive.result +++ b/mysql-test/r/archive.result @@ -1,4 +1,5 @@ CALL mtr.add_suppression("Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT"); +call mtr.add_suppression("Table 't1' is marked as crashed and should be repaired"); DROP TABLE if exists t1,t2,t3,t4,t5,t6; SET storage_engine=ARCHIVE; CREATE TABLE t1 ( @@ -12728,6 +12729,7 @@ id id name name 1 1 a b 2 2 a b DROP TABLE t1,t2; +flush tables; SHOW CREATE TABLE t1; ERROR HY000: Table upgrade required. Please do "REPAIR TABLE `t1`" or dump/reload to fix it! SELECT * FROM t1; diff --git a/mysql-test/r/archive_gis.result b/mysql-test/r/archive_gis.result index ad7bd374629..bcdf9ec4381 100644 --- a/mysql-test/r/archive_gis.result +++ b/mysql-test/r/archive_gis.result @@ -403,7 +403,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE g1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -1 SIMPLE g2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +1 SIMPLE g2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`g1`.`fid` AS `first`,`test`.`g2`.`fid` AS `second`,within(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `w`,contains(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `c`,overlaps(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `o`,equals(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `e`,disjoint(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `d`,touches(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `t`,intersects(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `i`,crosses(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `r` from `test`.`gis_geometrycollection` `g1` join `test`.`gis_geometrycollection` `g2` order by `test`.`g1`.`fid`,`test`.`g2`.`fid` DROP TABLE gis_point, gis_line, gis_polygon, gis_multi_point, gis_multi_line, gis_multi_polygon, gis_geometrycollection, gis_geometry; diff --git a/mysql-test/r/bigint.result b/mysql-test/r/bigint.result index 47a45efa5fd..3ff3cd741e1 100644 --- a/mysql-test/r/bigint.result +++ b/mysql-test/r/bigint.result @@ -362,12 +362,12 @@ select cast(19999999999999999999 as signed); cast(19999999999999999999 as signed) 9223372036854775807 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '19999999999999999999' to INT. Value truncated. select cast(-19999999999999999999 as signed); cast(-19999999999999999999 as signed) -9223372036854775808 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-19999999999999999999' to INT. Value truncated. select -9223372036854775808; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr def -9223372036854775808 8 20 20 N 32897 0 63 diff --git a/mysql-test/r/cast.result b/mysql-test/r/cast.result index 89cbda9847c..5e6078c5f39 100644 --- a/mysql-test/r/cast.result +++ b/mysql-test/r/cast.result @@ -1,9 +1,13 @@ select CAST(1-2 AS UNSIGNED); CAST(1-2 AS UNSIGNED) 18446744073709551615 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select CAST(CAST(1-2 AS UNSIGNED) AS SIGNED INTEGER); CAST(CAST(1-2 AS UNSIGNED) AS SIGNED INTEGER) -1 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select CAST('10 ' as unsigned integer); CAST('10 ' as unsigned integer) 10 @@ -12,9 +16,15 @@ Warning 1292 Truncated incorrect INTEGER value: '10 ' select cast(-5 as unsigned) | 1, cast(-5 as unsigned) & -1; cast(-5 as unsigned) | 1 cast(-5 as unsigned) & -1 18446744073709551611 18446744073709551611 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select cast(-5 as unsigned) -1, cast(-5 as unsigned) + 1; cast(-5 as unsigned) -1 cast(-5 as unsigned) + 1 18446744073709551610 18446744073709551612 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select ~5, cast(~5 as signed); ~5 cast(~5 as signed) 18446744073709551610 -6 @@ -23,12 +33,129 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1003 select ~(5) AS `~5`,cast(~(5) as signed) AS `cast(~5 as signed)` +select cast(18446744073709551615 as signed); +cast(18446744073709551615 as signed) +-1 select cast(5 as unsigned) -6.0; cast(5 as unsigned) -6.0 -1.0 select cast(NULL as signed), cast(1/0 as signed); cast(NULL as signed) cast(1/0 as signed) NULL NULL +select cast(1 as double(5,2)); +cast(1 as double(5,2)) +1.00 +select cast("5.2222" as double(5,2)); +cast("5.2222" as double(5,2)) +5.22 +select cast(12.444 as double(5,2)); +cast(12.444 as double(5,2)) +12.44 +select cast(cast(12.444 as decimal(10,3)) as double(5,2)); +cast(cast(12.444 as decimal(10,3)) as double(5,2)) +12.44 +select cast(null as double(5,2)); +cast(null as double(5,2)) +NULL +select cast(12.444 as double); +cast(12.444 as double) +12.444 +select cast(cast("20:01:01" as time) as datetime); +cast(cast("20:01:01" as time) as datetime) +0000-00-00 20:01:01 +select cast(cast("8:46:06.23434" AS time) as decimal(32,10)); +cast(cast("8:46:06.23434" AS time) as decimal(32,10)) +84606.0000000000 +select cast(cast("2011-04-05 8:46:06.23434" AS datetime) as decimal(32,6)); +cast(cast("2011-04-05 8:46:06.23434" AS datetime) as decimal(32,6)) +20110405084606.000000 +# +# Check handling of cast with microseconds +# +select cast(cast(20010203101112.121314 as double) as datetime); +cast(cast(20010203101112.121314 as double) as datetime) +2001-02-03 10:11:12 +select cast(cast(010203101112.12 as double) as datetime); +cast(cast(010203101112.12 as double) as datetime) +0001-02-03 10:11:12 +select cast(cast(20010203101112.121314 as decimal(32,6)) as datetime); +cast(cast(20010203101112.121314 as decimal(32,6)) as datetime) +2001-02-03 10:11:12 +select cast(20010203101112.121314 as datetime); +cast(20010203101112.121314 as datetime) +2001-02-03 10:11:12 +select cast(110203101112.121314 as datetime); +cast(110203101112.121314 as datetime) +0011-02-03 10:11:12 +select cast(cast(010203101112.12 as double) as datetime); +cast(cast(010203101112.12 as double) as datetime) +0001-02-03 10:11:12 +select cast("2011-02-03 10:11:12.123456" as datetime); +cast("2011-02-03 10:11:12.123456" as datetime) +2011-02-03 10:11:12 +select cast("2011-02-03 10:11:12.123456" as datetime(0)); +cast("2011-02-03 10:11:12.123456" as datetime(0)) +2011-02-03 10:11:12 +select cast("2011-02-03 10:11:12.123456" as datetime(5)); +cast("2011-02-03 10:11:12.123456" as datetime(5)) +2011-02-03 10:11:12.12345 +select cast("2011-02-03 10:11:12.123456" as datetime(6)); +cast("2011-02-03 10:11:12.123456" as datetime(6)) +2011-02-03 10:11:12.123456 +select cast("2011-02-03 10:11:12" as datetime(6)); +cast("2011-02-03 10:11:12" as datetime(6)) +2011-02-03 10:11:12.000000 +select cast(cast(20010203101112.1 as double) as datetime(1)); +cast(cast(20010203101112.1 as double) as datetime(1)) +2001-02-03 10:11:12.1 +select cast(cast(010203101112.12 as double) as datetime(2)); +cast(cast(010203101112.12 as double) as datetime(2)) +0001-02-03 10:11:12.12 +select cast(cast(20010203101112.121314 as decimal(32,6)) as datetime(6)); +cast(cast(20010203101112.121314 as decimal(32,6)) as datetime(6)) +2001-02-03 10:11:12.121314 +select cast(20010203101112.121314 as datetime(6)); +cast(20010203101112.121314 as datetime(6)) +2001-02-03 10:11:12.121314 +select cast(110203101112.121314 as datetime(6)); +cast(110203101112.121314 as datetime(6)) +0011-02-03 10:11:12.121314 +select cast(cast(010203101112.12 as double) as datetime(6)); +cast(cast(010203101112.12 as double) as datetime(6)) +0001-02-03 10:11:12.120000 +select cast("2011-02-03 10:11:12.123456" as time); +cast("2011-02-03 10:11:12.123456" as time) +10:11:12 +select cast("2011-02-03 10:11:12.123456" as time(6)); +cast("2011-02-03 10:11:12.123456" as time(6)) +10:11:12.123456 +select cast("10:11:12.123456" as time); +cast("10:11:12.123456" as time) +10:11:12 +select cast("10:11:12.123456" as time(0)); +cast("10:11:12.123456" as time(0)) +10:11:12 +select cast("10:11:12.123456" as time(5)); +cast("10:11:12.123456" as time(5)) +10:11:12.12345 +select cast("10:11:12.123456" as time(6)); +cast("10:11:12.123456" as time(6)) +10:11:12.123456 +select cast("10:11:12" as time(6)); +cast("10:11:12" as time(6)) +10:11:12.000000 +select cast(cast("2011-04-05 8:46:06.123456" AS datetime) as time); +cast(cast("2011-04-05 8:46:06.123456" AS datetime) as time) +08:46:06 +select cast(cast("2011-04-05 8:46:06.123456" AS datetime) as time(6)); +cast(cast("2011-04-05 8:46:06.123456" AS datetime) as time(6)) +08:46:06.000000 +select cast(cast("2011-04-05 8:46:06.123456" AS datetime(6)) as time); +cast(cast("2011-04-05 8:46:06.123456" AS datetime(6)) as time) +08:46:06 +select cast(cast("2011-04-05 8:46:06.123456" AS datetime(6)) as time(6)); +cast(cast("2011-04-05 8:46:06.123456" AS datetime(6)) as time(6)) +08:46:06.123456 select cast(NULL as unsigned), cast(1/0 as unsigned); cast(NULL as unsigned) cast(1/0 as unsigned) NULL NULL @@ -111,6 +238,113 @@ select 10E+0+'a'; 10 Warnings: Warning 1292 Truncated incorrect DOUBLE value: 'a' +select cast("a" as double(5,2)); +cast("a" as double(5,2)) +0.00 +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'a' +select cast(1000 as decimal(5,2)); +cast(1000 as decimal(5,2)) +999.99 +Warnings: +Warning 1264 Out of range value for column 'cast(1000 as decimal(5,2))' at row 1 +select cast(-1000 as decimal(5,2)); +cast(-1000 as decimal(5,2)) +-999.99 +Warnings: +Warning 1264 Out of range value for column 'cast(-1000 as decimal(5,2))' at row 1 +select cast(1000 as double(5,2)); +cast(1000 as double(5,2)) +999.99 +Warnings: +Warning 1264 Out of range value for column 'cast(1000 as double(5,2))' at row 1 +select cast(-1000 as double(5,2)); +cast(-1000 as double(5,2)) +-999.99 +Warnings: +Warning 1264 Out of range value for column 'cast(-1000 as double(5,2))' at row 1 +select cast(010203101112.121314 as datetime); +cast(010203101112.121314 as datetime) +0001-02-03 10:11:12 +select cast(120010203101112.121314 as datetime); +cast(120010203101112.121314 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '120010203101112.121314' +select cast(cast(1.1 as decimal) as datetime); +cast(cast(1.1 as decimal) as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1' +select cast(cast(-1.1 as decimal) as datetime); +cast(cast(-1.1 as decimal) as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '-1' +select cast('0' as date); +cast('0' as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '0' +select cast('' as date); +cast('' as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '' +select cast('0' as datetime); +cast('0' as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '0' +select cast('' as datetime); +cast('' as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '' +select cast('0' as time); +cast('0' as time) +00:00:00 +select cast('' as time); +cast('' as time) +NULL +Warnings: +Warning 1292 Truncated incorrect time value: '' +select cast(NULL as DATE); +cast(NULL as DATE) +NULL +select cast(NULL as DATETIME); +cast(NULL as DATETIME) +NULL +select cast(NULL as TIME); +cast(NULL as TIME) +NULL +select cast(NULL as BINARY); +cast(NULL as BINARY) +NULL +select cast(cast(120010203101112.121314 as double) as datetime); +cast(cast(120010203101112.121314 as double) as datetime) +NULL +select cast(cast(1.1 as double) as datetime); +cast(cast(1.1 as double) as datetime) +0000-00-00 00:00:01 +select cast(cast(-1.1 as double) as datetime); +cast(cast(-1.1 as double) as datetime) +NULL +explain extended select cast(10 as double(5,2)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(10 as double(5,2)) AS `cast(10 as double(5,2))` +explain extended select cast(10 as double); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(10 as double) AS `cast(10 as double)` +explain extended select cast(10 as decimal(5,2)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(10 as decimal(5,2)) AS `cast(10 as decimal(5,2))` select cast('18446744073709551616' as unsigned); cast('18446744073709551616' as unsigned) 18446744073709551615 @@ -146,6 +380,18 @@ cast('' as signed) 0 Warnings: Warning 1292 Truncated incorrect INTEGER value: '' +select cast(1 as double(5,6)); +ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column ''). +select cast(1 as decimal(5,6)); +ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column ''). +select cast(1 as double(66,6)); +ERROR 42000: Too big precision 66 specified for '1'. Maximum is 65. +select cast(1 as decimal(66,6)); +ERROR 42000: Too big precision 66 specified for '1'. Maximum is 65. +select cast(1 as decimal(64,63)); +ERROR 42000: Too big scale 63 specified for '1'. Maximum is 30. +select cast(1 as double(64,63)); +ERROR 42000: Too big scale 63 specified for '1'. Maximum is 30. set names binary; select cast(_latin1'test' as char character set latin2); cast(_latin1'test' as char character set latin2) @@ -254,13 +500,7 @@ cast("2001-1-1" as datetime) = "2001-01-01 00:00:00" 1 select cast("1:2:3" as TIME) = "1:02:03"; cast("1:2:3" as TIME) = "1:02:03" -0 -select cast(NULL as DATE); -cast(NULL as DATE) -NULL -select cast(NULL as BINARY); -cast(NULL as BINARY) -NULL +1 CREATE TABLE t1 (a enum ('aac','aab','aaa') not null); INSERT INTO t1 VALUES ('aaa'),('aab'),('aac'); SELECT a, CAST(a AS CHAR) FROM t1 ORDER BY CAST(a AS UNSIGNED) ; @@ -337,6 +577,21 @@ Warning 1105 Cast to signed converted positive out-of-range integer to it's nega select cast(1.0e+300 as signed int); cast(1.0e+300 as signed int) 9223372036854775807 +create table t1 select cast(1 as unsigned), cast(1 as signed), cast(1 as double(5,2)), cast(1 as decimal(5,3)), cast("A" as binary), cast("A" as char(100)), cast("2001-1-1" as DATE), cast("2001-1-1" as DATETIME), cast("1:2:3" as TIME); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `cast(1 as unsigned)` int(1) unsigned NOT NULL DEFAULT '0', + `cast(1 as signed)` int(1) NOT NULL DEFAULT '0', + `cast(1 as double(5,2))` double(5,2) DEFAULT NULL, + `cast(1 as decimal(5,3))` decimal(5,3) NOT NULL DEFAULT '0.000', + `cast("A" as binary)` varbinary(1) NOT NULL DEFAULT '', + `cast("A" as char(100))` varbinary(100) NOT NULL DEFAULT '', + `cast("2001-1-1" as DATE)` date DEFAULT NULL, + `cast("2001-1-1" as DATETIME)` datetime DEFAULT NULL, + `cast("1:2:3" as TIME)` time DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; CREATE TABLE t1 (f1 double); INSERT INTO t1 SET f1 = -1.0e+30 ; INSERT INTO t1 SET f1 = +1.0e+30 ; @@ -469,3 +724,29 @@ Warnings: Warning 1301 Result of cast_as_char() was larger than max_allowed_packet (2048) - truncated SET @@GLOBAL.max_allowed_packet=default; End of 5.1 tests +select cast("2101-00-01 02:03:04" as datetime); +cast("2101-00-01 02:03:04" as datetime) +2101-00-01 02:03:04 +select cast(cast("2101-00-01 02:03:04" as datetime) as time); +cast(cast("2101-00-01 02:03:04" as datetime) as time) +02:03:04 +SELECT CAST(CAST('20:05:05' AS TIME) as date); +CAST(CAST('20:05:05' AS TIME) as date) +0000-00-00 +set sql_mode= TRADITIONAL; +select cast("2101-00-01 02:03:04" as datetime); +cast("2101-00-01 02:03:04" as datetime) +2101-00-01 02:03:04 +select cast(cast("2101-00-01 02:03:04" as datetime) as time); +cast(cast("2101-00-01 02:03:04" as datetime) as time) +02:03:04 +SELECT CAST(CAST('20:05:05' AS TIME) as date); +CAST(CAST('20:05:05' AS TIME) as date) +0000-00-00 +set sql_mode=DEFAULT; +create table t1 (f1 time, f2 date, f3 datetime); +insert into t1 values ('11:22:33','2011-12-13','2011-12-13 11:22:33'); +select cast(f1 as unsigned), cast(f2 as unsigned), cast(f3 as unsigned) from t1; +cast(f1 as unsigned) cast(f2 as unsigned) cast(f3 as unsigned) +112233 20111213 20111213112233 +drop table t1; diff --git a/mysql-test/r/compare.result b/mysql-test/r/compare.result index 6ee01349022..010c3becdbb 100644 --- a/mysql-test/r/compare.result +++ b/mysql-test/r/compare.result @@ -88,7 +88,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra Warnings: Note 1276 Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,<expr_cache><`test`.`t2`.`a`>((select count(0) from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t2`.`a`) and (concat(`test`.`t1`.`b`,`test`.`t1`.`c`) = concat('0',`test`.`t2`.`a`,'01'))))) AS `x` from `test`.`t2` order by `test`.`t2`.`a` +Note 1003 select `test`.`t2`.`a` AS `a`,(select count(0) from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t2`.`a`) and (concat(`test`.`t1`.`b`,`test`.`t1`.`c`) = concat('0',`test`.`t2`.`a`,'01')))) AS `x` from `test`.`t2` order by `test`.`t2`.`a` DROP TABLE t1,t2; CREATE TABLE t1 (a TIMESTAMP); INSERT INTO t1 VALUES (NOW()),(NOW()),(NOW()); diff --git a/mysql-test/r/compress.result b/mysql-test/r/compress.result index de64d883834..439ac7ce90a 100644 --- a/mysql-test/r/compress.result +++ b/mysql-test/r/compress.result @@ -1435,7 +1435,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 diff --git a/mysql-test/r/connect.result b/mysql-test/r/connect.result index cff54ebef4e..a43a4d383ac 100644 --- a/mysql-test/r/connect.result +++ b/mysql-test/r/connect.result @@ -225,6 +225,17 @@ SELECT 'Connection on extra port 2 ok'; Connection on extra port 2 ok Connection on extra port 2 ok # -- Success: more than --extra-max-connections + 1 normal connections not possible +# +# -- Bug#49752: 2469.126.2 unintentionally breaks authentication +# against MySQL 5.1 server +# +GRANT ALL ON test.* TO 'Azundris12345678'@'localhost' IDENTIFIED BY 'test123'; +FLUSH PRIVILEGES; +DROP USER 'Azundris12345678'@'localhost'; +FLUSH PRIVILEGES; +# +# -- End of Bug#49752 +# # ------------------------------------------------------------------ # -- End of 5.1 tests # ------------------------------------------------------------------ @@ -240,5 +251,9 @@ ERROR 28000: Access denied for user 'mysqltest_up2'@'localhost' (using password: select user(), current_user(); user() current_user() mysqltest_up2@localhost mysqltest_up2@% +connect(localhost,mysqltest_nouser,newpw,test,MASTER_PORT,MASTER_SOCKET); +ERROR 28000: Access denied for user 'mysqltest_nouser'@'localhost' (using password: YES) +connect(localhost,mysqltest_nouser,,test,MASTER_PORT,MASTER_SOCKET); +ERROR 28000: Access denied for user 'mysqltest_nouser'@'localhost' (using password: NO) DROP USER mysqltest_up1@'%'; DROP USER mysqltest_up2@'%'; diff --git a/mysql-test/r/create.result b/mysql-test/r/create.result index 0b3ced6cf7f..5bd323ce8d1 100644 --- a/mysql-test/r/create.result +++ b/mysql-test/r/create.result @@ -113,7 +113,7 @@ insert into t1 (b) values ("hello"),("my"),("world"); create table t2 (key (b)) select * from t1; explain select * from t2 where b="world"; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ref B B 21 const 1 Using index condition +1 SIMPLE t2 ref B B 21 const 1 Using where select * from t2 where b="world"; a B 3 world @@ -1758,7 +1758,10 @@ t1 CREATE TABLE `t1` ( `TIME` int(7) NOT NULL DEFAULT '0', `STATE` varchar(64) DEFAULT NULL, `INFO` longtext, - `TIME_MS` decimal(22,3) NOT NULL DEFAULT '0.000' + `TIME_MS` decimal(22,3) NOT NULL DEFAULT '0.000', + `STAGE` tinyint(2) NOT NULL DEFAULT '0', + `MAX_STAGE` tinyint(2) NOT NULL DEFAULT '0', + `PROGRESS` decimal(7,3) NOT NULL DEFAULT '0.000' ) DEFAULT CHARSET=utf8 drop table t1; create temporary table t1 like information_schema.processlist; @@ -1773,7 +1776,10 @@ t1 CREATE TEMPORARY TABLE `t1` ( `TIME` int(7) NOT NULL DEFAULT '0', `STATE` varchar(64) DEFAULT NULL, `INFO` longtext, - `TIME_MS` decimal(22,3) NOT NULL DEFAULT '0.000' + `TIME_MS` decimal(22,3) NOT NULL DEFAULT '0.000', + `STAGE` tinyint(2) NOT NULL DEFAULT '0', + `MAX_STAGE` tinyint(2) NOT NULL DEFAULT '0', + `PROGRESS` decimal(7,3) NOT NULL DEFAULT '0.000' ) DEFAULT CHARSET=utf8 drop table t1; create table t1 like information_schema.character_sets; @@ -1888,6 +1894,25 @@ create table t3 (a int) row_format=page; drop table t1,t2,t3; # -- End of Bug#45829 +# new table creation/renaming blocked if old encoded table present +create table `t-1` (a int) engine=myisam; +insert into `t-1` values (1); +show tables; +Tables_in_test +t-1 +flush tables; +convert table files in mysql 5.0 file name encoding +show tables; +Tables_in_test +#mysql50#t-1 +create table `t-1` (a int); +ERROR 42S01: Table '#mysql50#t-1' already exists +create table t1 (a int); +alter table t1 rename `t-1`; +ERROR 42S01: Table '#mysql50#t-1' already exists +rename table t1 to `t-1`; +ERROR 42S01: Table '#mysql50#t-1' already exists +drop table `#mysql50#t-1`, t1; End of 5.1 tests @@ -2036,7 +2061,7 @@ CREATE TABLE t2 (id int); INSERT INTO t1 VALUES (1), (1); INSERT INTO t2 VALUES (2), (2); CREATE VIEW v1 AS SELECT id FROM t2; -CREATE TABLE IF NOT EXISTS v1(a int, b int) SELECT id, id FROM t1; +CREATE TABLE IF NOT EXISTS v1(a int, b int) SELECT id, id as di FROM t1; Warnings: Note 1050 Table 'v1' already exists SHOW CREATE TABLE v1; @@ -2336,8 +2361,8 @@ NULL 1 2 drop table t1; create table if not exists t1 (a int, b date, c date) select 1 as b, 2 as c; Warnings: -Warning 1264 Out of range value for column 'b' at row 1 -Warning 1264 Out of range value for column 'c' at row 1 +Warning 1265 Data truncated for column 'b' at row 1 +Warning 1265 Data truncated for column 'c' at row 1 select * from t1; a b c NULL 0000-00-00 0000-00-00 @@ -2355,8 +2380,8 @@ ERROR 42S02: Table 'test.t1' doesn't exist create table if not exists t1 (a int, b date, c date) ignore select 1 as b, 2 as c; Warnings: -Warning 1264 Out of range value for column 'b' at row 1 -Warning 1264 Out of range value for column 'c' at row 1 +Warning 1265 Data truncated for column 'b' at row 1 +Warning 1265 Data truncated for column 'c' at row 1 select * from t1; a b c NULL 0000-00-00 0000-00-00 diff --git a/mysql-test/r/csv.result b/mysql-test/r/csv.result index 2d8d9e1912d..b4da56cda6f 100644 --- a/mysql-test/r/csv.result +++ b/mysql-test/r/csv.result @@ -1,3 +1,5 @@ +call mtr.add_suppression("Table 'test_repair_table2' is marked as crashed and should be repaired"); +call mtr.add_suppression("Table 'test_repair_table4' is marked as crashed and should be repaired"); drop table if exists t1,t2,t3,t4; CREATE TABLE t1 ( Period smallint(4) unsigned zerofill DEFAULT '0000' NOT NULL, diff --git a/mysql-test/r/ctype_binary.result b/mysql-test/r/ctype_binary.result index ed56be67c1a..2cf59806571 100644 --- a/mysql-test/r/ctype_binary.result +++ b/mysql-test/r/ctype_binary.result @@ -582,7 +582,7 @@ create table t1 as select concat(cast('2001-01-02 03:04:05' as time)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(19) DEFAULT NULL + `c1` varbinary(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -595,7 +595,7 @@ create table t1 as select concat(cast('2001-01-02' as datetime)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(29) DEFAULT NULL + `c1` varbinary(19) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -1416,17 +1416,17 @@ create table t1 as select concat(unix_timestamp(20090224)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(10) NOT NULL DEFAULT '' + `c1` varbinary(17) NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(time_to_sec('10:11:12'))); hex(concat(time_to_sec('10:11:12'))) -3336363732 +33363637322E303030303030 create table t1 as select concat(time_to_sec('10:11:12')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(10) DEFAULT NULL + `c1` varbinary(24) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(extract(year from 20090702))); @@ -1473,7 +1473,7 @@ create table t1 as select concat(from_days(730669)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(10) NOT NULL DEFAULT '' + `c1` varbinary(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select c1, hex(c1) from t1; c1 hex(c1) @@ -1497,7 +1497,7 @@ create table t1 as select concat(curtime()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(8) NOT NULL DEFAULT '' + `c1` varbinary(10) NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; create table t1 as select repeat('a',20) as c1 limit 0; @@ -1513,7 +1513,7 @@ create table t1 as select concat(utc_time()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(8) NOT NULL DEFAULT '' + `c1` varbinary(10) NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(sec_to_time(2378))); @@ -1523,7 +1523,7 @@ create table t1 as select concat(sec_to_time(2378)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(23) DEFAULT NULL + `c1` varbinary(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(timediff('2001-01-02 00:00:00', '2001-01-01 00:00:00'))); @@ -1533,7 +1533,7 @@ create table t1 as select concat(timediff('2001-01-02 00:00:00', '2001-01-01 00: show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(23) DEFAULT NULL + `c1` varbinary(17) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(maketime(10,11,12))); @@ -1543,7 +1543,7 @@ create table t1 as select concat(maketime(10,11,12)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(23) DEFAULT NULL + `c1` varbinary(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(get_format(DATE,'USA')); @@ -1573,7 +1573,7 @@ create table t1 as select concat(convert_tz('2004-01-01 12:00:00','+10:00','-6:0 show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(19) DEFAULT NULL + `c1` varbinary(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(date_add('2004-01-01 12:00:00', interval 1 day))); @@ -1583,7 +1583,7 @@ create table t1 as select concat(date_add('2004-01-01 12:00:00', interval 1 day) show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(29) DEFAULT NULL + `c1` varbinary(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -1630,7 +1630,7 @@ create table t1 as select concat(addtime('00:00:00','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(29) DEFAULT NULL + `c1` varbinary(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(subtime('23:59:59','11:22:33'))); @@ -1640,7 +1640,7 @@ create table t1 as select concat(subtime('23:59:59','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varbinary(29) DEFAULT NULL + `c1` varbinary(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(elt(1,2,3)); @@ -2047,7 +2047,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varbinary(4) DEFAULT NULL + `concat(a)` varbinary(2) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a year); @@ -2127,7 +2127,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varbinary(8) DEFAULT NULL + `concat(a)` varbinary(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a datetime); @@ -2356,7 +2356,7 @@ insert into t1 values (1); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varbinary(4) YES NULL +a varbinary(2) YES NULL select hex(a) from v1; hex(a) 3031 @@ -2420,7 +2420,7 @@ insert into t1 values ('01:02:03'); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varbinary(8) YES NULL +a varbinary(10) YES NULL select hex(a) from v1; hex(a) 30303A30303A3031 @@ -2761,11 +2761,11 @@ KEY(date_column)); INSERT INTO t1 VALUES (1,'2010-09-01'),(2,'2010-10-01'); EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 4 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 4 NULL 1 Using where ALTER TABLE t1 MODIFY date_column DATETIME DEFAULT NULL; EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 9 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 9 NULL 1 Using where DROP TABLE t1; # # Bug #31384 DATE_ADD() and DATE_SUB() return binary data @@ -2782,8 +2782,8 @@ DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_da SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( - `field_str1` varbinary(29) DEFAULT NULL, - `field1_str2` varbinary(29) DEFAULT NULL, + `field_str1` varchar(26) DEFAULT NULL, + `field1_str2` varchar(26) DEFAULT NULL, `field_date` date DEFAULT NULL, `field_datetime` datetime DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 @@ -2794,10 +2794,10 @@ DATE_SUB('2007-08-03 17:33:00', INTERVAL 1 MINUTE) AS field1_str2, DATE_SUB(DATE('2007-08-03'), INTERVAL 1 DAY) AS field_date, DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_datetime; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def field_str1 254 29 10 Y 128 31 63 -def field1_str2 254 29 19 Y 128 31 63 -def field_date 10 29 10 Y 128 31 63 -def field_datetime 12 29 19 Y 128 31 63 +def field_str1 254 26 10 Y 128 31 63 +def field1_str2 254 26 19 Y 128 31 63 +def field_date 10 10 10 Y 128 0 63 +def field_datetime 12 19 19 Y 128 0 63 field_str1 field1_str2 field_date field_datetime 2007-08-02 2007-08-03 17:32:00 2007-08-02 2007-08-03 17:32:00 SELECT diff --git a/mysql-test/r/ctype_collate.result b/mysql-test/r/ctype_collate.result index a04d738249b..67262a4935d 100644 --- a/mysql-test/r/ctype_collate.result +++ b/mysql-test/r/ctype_collate.result @@ -596,31 +596,31 @@ INSERT INTO t1 VALUES ('i','i'); INSERT INTO t1 VALUES ('j','j'); EXPLAIN SELECT * FROM t1 WHERE s1='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref s1 s1 11 const 1 Using index condition +1 SIMPLE t1 ref s1 s1 11 const 1 Using where EXPLAIN SELECT * FROM t1 WHERE s2='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref s2 s2 11 const 1 Using index condition +1 SIMPLE t1 ref s2 s2 11 const 1 Using where EXPLAIN SELECT * FROM t1 WHERE s1='a' COLLATE latin1_german1_ci; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref s1 s1 11 const 1 Using index condition +1 SIMPLE t1 ref s1 s1 11 const 1 Using where EXPLAIN SELECT * FROM t1 WHERE s2='a' COLLATE latin1_german1_ci; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where EXPLAIN SELECT * FROM t1 WHERE s1 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range s1 s1 11 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range s1 s1 11 NULL 2 Using where EXPLAIN SELECT * FROM t1 WHERE s2 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where EXPLAIN SELECT * FROM t1 WHERE s1 IN ('a','b' COLLATE latin1_german1_ci); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range s1 s1 11 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range s1 s1 11 NULL 2 Using where EXPLAIN SELECT * FROM t1 WHERE s2 IN ('a','b' COLLATE latin1_german1_ci); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where EXPLAIN SELECT * FROM t1 WHERE s1 LIKE 'a' COLLATE latin1_german1_ci; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range s1 s1 11 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range s1 s1 11 NULL 1 Using where EXPLAIN SELECT * FROM t1 WHERE s2 LIKE 'a' COLLATE latin1_german1_ci; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where diff --git a/mysql-test/r/ctype_cp1251.result b/mysql-test/r/ctype_cp1251.result index 0ca13ecf846..f3b36e89863 100644 --- a/mysql-test/r/ctype_cp1251.result +++ b/mysql-test/r/ctype_cp1251.result @@ -974,7 +974,7 @@ create table t1 as select concat(cast('2001-01-02 03:04:05' as time)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(10) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -987,7 +987,7 @@ create table t1 as select concat(cast('2001-01-02' as datetime)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(19) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -1808,17 +1808,17 @@ create table t1 as select concat(unix_timestamp(20090224)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET cp1251 NOT NULL DEFAULT '' + `c1` varchar(17) CHARACTER SET cp1251 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(time_to_sec('10:11:12'))); hex(concat(time_to_sec('10:11:12'))) -3336363732 +33363637322E303030303030 create table t1 as select concat(time_to_sec('10:11:12')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(24) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(extract(year from 20090702))); @@ -1865,7 +1865,7 @@ create table t1 as select concat(from_days(730669)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET cp1251 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select c1, hex(c1) from t1; c1 hex(c1) @@ -1889,7 +1889,7 @@ create table t1 as select concat(curtime()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) CHARACTER SET cp1251 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET cp1251 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; create table t1 as select repeat('a',20) as c1 limit 0; @@ -1905,7 +1905,7 @@ create table t1 as select concat(utc_time()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) CHARACTER SET cp1251 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET cp1251 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(sec_to_time(2378))); @@ -1915,7 +1915,7 @@ create table t1 as select concat(sec_to_time(2378)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(10) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(timediff('2001-01-02 00:00:00', '2001-01-01 00:00:00'))); @@ -1925,7 +1925,7 @@ create table t1 as select concat(timediff('2001-01-02 00:00:00', '2001-01-01 00: show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(17) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(maketime(10,11,12))); @@ -1935,7 +1935,7 @@ create table t1 as select concat(maketime(10,11,12)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(10) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(get_format(DATE,'USA')); @@ -1965,7 +1965,7 @@ create table t1 as select concat(convert_tz('2004-01-01 12:00:00','+10:00','-6:0 show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(26) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(date_add('2004-01-01 12:00:00', interval 1 day))); @@ -1975,7 +1975,7 @@ create table t1 as select concat(date_add('2004-01-01 12:00:00', interval 1 day) show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(26) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -2022,7 +2022,7 @@ create table t1 as select concat(addtime('00:00:00','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(26) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(subtime('23:59:59','11:22:33'))); @@ -2032,7 +2032,7 @@ create table t1 as select concat(subtime('23:59:59','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET cp1251 DEFAULT NULL + `c1` varchar(26) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(elt(1,2,3)); @@ -2439,7 +2439,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(4) CHARACTER SET cp1251 DEFAULT NULL + `concat(a)` varchar(2) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a year); @@ -2519,7 +2519,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(8) CHARACTER SET cp1251 DEFAULT NULL + `concat(a)` varchar(10) CHARACTER SET cp1251 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a datetime); @@ -2748,7 +2748,7 @@ insert into t1 values (1); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(4) YES NULL +a varchar(2) YES NULL select hex(a) from v1; hex(a) 3031 @@ -2812,7 +2812,7 @@ insert into t1 values ('01:02:03'); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(8) YES NULL +a varchar(10) YES NULL select hex(a) from v1; hex(a) 30303A30303A3031 @@ -3153,11 +3153,11 @@ KEY(date_column)); INSERT INTO t1 VALUES (1,'2010-09-01'),(2,'2010-10-01'); EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 4 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 4 NULL 1 Using where ALTER TABLE t1 MODIFY date_column DATETIME DEFAULT NULL; EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 9 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 9 NULL 1 Using where DROP TABLE t1; # # Bug #31384 DATE_ADD() and DATE_SUB() return binary data @@ -3174,8 +3174,8 @@ DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_da SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( - `field_str1` varchar(29) CHARACTER SET cp1251 DEFAULT NULL, - `field1_str2` varchar(29) CHARACTER SET cp1251 DEFAULT NULL, + `field_str1` varchar(26) DEFAULT NULL, + `field1_str2` varchar(26) DEFAULT NULL, `field_date` date DEFAULT NULL, `field_datetime` datetime DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 @@ -3186,10 +3186,10 @@ DATE_SUB('2007-08-03 17:33:00', INTERVAL 1 MINUTE) AS field1_str2, DATE_SUB(DATE('2007-08-03'), INTERVAL 1 DAY) AS field_date, DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_datetime; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def field_str1 254 29 10 Y 0 31 51 -def field1_str2 254 29 19 Y 0 31 51 -def field_date 10 29 10 Y 128 31 63 -def field_datetime 12 29 19 Y 128 31 63 +def field_str1 254 26 10 Y 128 31 63 +def field1_str2 254 26 19 Y 128 31 63 +def field_date 10 10 10 Y 128 0 63 +def field_datetime 12 19 19 Y 128 0 63 field_str1 field1_str2 field_date field_datetime 2007-08-02 2007-08-03 17:32:00 2007-08-02 2007-08-03 17:32:00 SELECT diff --git a/mysql-test/r/ctype_cp932_binlog_stm.result b/mysql-test/r/ctype_cp932_binlog_stm.result index 8331e18f3f4..1e62787835f 100644 --- a/mysql-test/r/ctype_cp932_binlog_stm.result +++ b/mysql-test/r/ctype_cp932_binlog_stm.result @@ -49,7 +49,8 @@ master-bin.000001 # Query # # COMMIT master-bin.000001 # Query # # use `test`; DROP PROCEDURE bug18293 master-bin.000001 # Query # # use `test`; DROP TABLE `t4` /* generated by server */ End of 5.0 tests -SHOW BINLOG EVENTS FROM 490; +call mtr.add_suppression("Error in Log_event::read_log_event\\\(\\\): 'Found invalid"); +SHOW BINLOG EVENTS FROM 504; ERROR HY000: Error when executing command SHOW BINLOG EVENTS: Wrong offset or I/O error Bug#44352 UPPER/LOWER function doesn't work correctly on cp932 and sjis environment. CREATE TABLE t1 (a varchar(16)) character set cp932; diff --git a/mysql-test/r/ctype_latin1.result b/mysql-test/r/ctype_latin1.result index 3f8478dc5f0..61b19b479aa 100644 --- a/mysql-test/r/ctype_latin1.result +++ b/mysql-test/r/ctype_latin1.result @@ -1001,7 +1001,7 @@ create table t1 as select concat(cast('2001-01-02 03:04:05' as time)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) DEFAULT NULL + `c1` varchar(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -1014,7 +1014,7 @@ create table t1 as select concat(cast('2001-01-02' as datetime)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) DEFAULT NULL + `c1` varchar(19) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -1835,17 +1835,17 @@ create table t1 as select concat(unix_timestamp(20090224)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) NOT NULL DEFAULT '' + `c1` varchar(17) NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(time_to_sec('10:11:12'))); hex(concat(time_to_sec('10:11:12'))) -3336363732 +33363637322E303030303030 create table t1 as select concat(time_to_sec('10:11:12')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) DEFAULT NULL + `c1` varchar(24) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(extract(year from 20090702))); @@ -1892,7 +1892,7 @@ create table t1 as select concat(from_days(730669)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) NOT NULL DEFAULT '' + `c1` varchar(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select c1, hex(c1) from t1; c1 hex(c1) @@ -1916,7 +1916,7 @@ create table t1 as select concat(curtime()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) NOT NULL DEFAULT '' + `c1` varchar(10) NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; create table t1 as select repeat('a',20) as c1 limit 0; @@ -1932,7 +1932,7 @@ create table t1 as select concat(utc_time()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) NOT NULL DEFAULT '' + `c1` varchar(10) NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(sec_to_time(2378))); @@ -1942,7 +1942,7 @@ create table t1 as select concat(sec_to_time(2378)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) DEFAULT NULL + `c1` varchar(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(timediff('2001-01-02 00:00:00', '2001-01-01 00:00:00'))); @@ -1952,7 +1952,7 @@ create table t1 as select concat(timediff('2001-01-02 00:00:00', '2001-01-01 00: show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) DEFAULT NULL + `c1` varchar(17) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(maketime(10,11,12))); @@ -1962,7 +1962,7 @@ create table t1 as select concat(maketime(10,11,12)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) DEFAULT NULL + `c1` varchar(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(get_format(DATE,'USA')); @@ -1992,7 +1992,7 @@ create table t1 as select concat(convert_tz('2004-01-01 12:00:00','+10:00','-6:0 show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) DEFAULT NULL + `c1` varchar(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(date_add('2004-01-01 12:00:00', interval 1 day))); @@ -2002,7 +2002,7 @@ create table t1 as select concat(date_add('2004-01-01 12:00:00', interval 1 day) show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) DEFAULT NULL + `c1` varchar(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -2049,7 +2049,7 @@ create table t1 as select concat(addtime('00:00:00','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) DEFAULT NULL + `c1` varchar(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(subtime('23:59:59','11:22:33'))); @@ -2059,7 +2059,7 @@ create table t1 as select concat(subtime('23:59:59','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) DEFAULT NULL + `c1` varchar(26) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(elt(1,2,3)); @@ -2466,7 +2466,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(4) DEFAULT NULL + `concat(a)` varchar(2) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a year); @@ -2546,7 +2546,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(8) DEFAULT NULL + `concat(a)` varchar(10) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a datetime); @@ -2775,7 +2775,7 @@ insert into t1 values (1); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(4) YES NULL +a varchar(2) YES NULL select hex(a) from v1; hex(a) 3031 @@ -2839,7 +2839,7 @@ insert into t1 values ('01:02:03'); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(8) YES NULL +a varchar(10) YES NULL select hex(a) from v1; hex(a) 30303A30303A3031 @@ -3180,11 +3180,11 @@ KEY(date_column)); INSERT INTO t1 VALUES (1,'2010-09-01'),(2,'2010-10-01'); EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 4 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 4 NULL 1 Using where ALTER TABLE t1 MODIFY date_column DATETIME DEFAULT NULL; EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 9 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 9 NULL 1 Using where DROP TABLE t1; # # Bug #31384 DATE_ADD() and DATE_SUB() return binary data @@ -3201,8 +3201,8 @@ DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_da SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( - `field_str1` varchar(29) DEFAULT NULL, - `field1_str2` varchar(29) DEFAULT NULL, + `field_str1` varchar(26) DEFAULT NULL, + `field1_str2` varchar(26) DEFAULT NULL, `field_date` date DEFAULT NULL, `field_datetime` datetime DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 @@ -3213,10 +3213,10 @@ DATE_SUB('2007-08-03 17:33:00', INTERVAL 1 MINUTE) AS field1_str2, DATE_SUB(DATE('2007-08-03'), INTERVAL 1 DAY) AS field_date, DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_datetime; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def field_str1 254 29 10 Y 0 31 8 -def field1_str2 254 29 19 Y 0 31 8 -def field_date 10 29 10 Y 128 31 63 -def field_datetime 12 29 19 Y 128 31 63 +def field_str1 254 26 10 Y 128 31 63 +def field1_str2 254 26 19 Y 128 31 63 +def field_date 10 10 10 Y 128 0 63 +def field_datetime 12 19 19 Y 128 0 63 field_str1 field1_str2 field_date field_datetime 2007-08-02 2007-08-03 17:32:00 2007-08-02 2007-08-03 17:32:00 SELECT diff --git a/mysql-test/r/ctype_ucs.result b/mysql-test/r/ctype_ucs.result index 5837bef4181..892bcaee574 100644 --- a/mysql-test/r/ctype_ucs.result +++ b/mysql-test/r/ctype_ucs.result @@ -1884,7 +1884,7 @@ create table t1 as select concat(cast('2001-01-02 03:04:05' as time)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(10) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -1897,7 +1897,7 @@ create table t1 as select concat(cast('2001-01-02' as datetime)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(19) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -2718,17 +2718,17 @@ create table t1 as select concat(unix_timestamp(20090224)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET ucs2 NOT NULL DEFAULT '' + `c1` varchar(17) CHARACTER SET ucs2 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(time_to_sec('10:11:12'))); hex(concat(time_to_sec('10:11:12'))) -00330036003600370032 +00330036003600370032002E003000300030003000300030 create table t1 as select concat(time_to_sec('10:11:12')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(24) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(extract(year from 20090702))); @@ -2775,7 +2775,7 @@ create table t1 as select concat(from_days(730669)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET ucs2 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select c1, hex(c1) from t1; c1 hex(c1) @@ -2799,7 +2799,7 @@ create table t1 as select concat(curtime()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) CHARACTER SET ucs2 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET ucs2 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; create table t1 as select repeat('a',20) as c1 limit 0; @@ -2815,7 +2815,7 @@ create table t1 as select concat(utc_time()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) CHARACTER SET ucs2 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET ucs2 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(sec_to_time(2378))); @@ -2825,7 +2825,7 @@ create table t1 as select concat(sec_to_time(2378)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(10) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(timediff('2001-01-02 00:00:00', '2001-01-01 00:00:00'))); @@ -2835,7 +2835,7 @@ create table t1 as select concat(timediff('2001-01-02 00:00:00', '2001-01-01 00: show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(17) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(maketime(10,11,12))); @@ -2845,7 +2845,7 @@ create table t1 as select concat(maketime(10,11,12)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(10) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(get_format(DATE,'USA')); @@ -2875,7 +2875,7 @@ create table t1 as select concat(convert_tz('2004-01-01 12:00:00','+10:00','-6:0 show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(26) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(date_add('2004-01-01 12:00:00', interval 1 day))); @@ -2885,7 +2885,7 @@ create table t1 as select concat(date_add('2004-01-01 12:00:00', interval 1 day) show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(26) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -2932,7 +2932,7 @@ create table t1 as select concat(addtime('00:00:00','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(26) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(subtime('23:59:59','11:22:33'))); @@ -2942,7 +2942,7 @@ create table t1 as select concat(subtime('23:59:59','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET ucs2 DEFAULT NULL + `c1` varchar(26) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(elt(1,2,3)); @@ -3349,7 +3349,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(4) CHARACTER SET ucs2 DEFAULT NULL + `concat(a)` varchar(2) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a year); @@ -3429,7 +3429,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(8) CHARACTER SET ucs2 DEFAULT NULL + `concat(a)` varchar(10) CHARACTER SET ucs2 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a datetime); @@ -3658,7 +3658,7 @@ insert into t1 values (1); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(4) YES NULL +a varchar(2) YES NULL select hex(a) from v1; hex(a) 00300031 @@ -3722,7 +3722,7 @@ insert into t1 values ('01:02:03'); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(8) YES NULL +a varchar(10) YES NULL select hex(a) from v1; hex(a) 00300030003A00300030003A00300031 @@ -4063,11 +4063,11 @@ KEY(date_column)); INSERT INTO t1 VALUES (1,'2010-09-01'),(2,'2010-10-01'); EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t1 range date_column date_column 4 NULL 1 Using where ALTER TABLE t1 MODIFY date_column DATETIME DEFAULT NULL; EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t1 range date_column date_column 9 NULL 1 Using where DROP TABLE t1; # # Bug #31384 DATE_ADD() and DATE_SUB() return binary data @@ -4084,8 +4084,8 @@ DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_da SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( - `field_str1` varchar(29) CHARACTER SET ucs2 DEFAULT NULL, - `field1_str2` varchar(29) CHARACTER SET ucs2 DEFAULT NULL, + `field_str1` varchar(26) DEFAULT NULL, + `field1_str2` varchar(26) DEFAULT NULL, `field_date` date DEFAULT NULL, `field_datetime` datetime DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 @@ -4096,10 +4096,10 @@ DATE_SUB('2007-08-03 17:33:00', INTERVAL 1 MINUTE) AS field1_str2, DATE_SUB(DATE('2007-08-03'), INTERVAL 1 DAY) AS field_date, DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_datetime; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def field_str1 254 29 10 Y 0 31 8 -def field1_str2 254 29 19 Y 0 31 8 -def field_date 10 29 10 Y 128 31 63 -def field_datetime 12 29 19 Y 128 31 63 +def field_str1 254 26 10 Y 128 31 63 +def field1_str2 254 26 19 Y 128 31 63 +def field_date 10 10 10 Y 128 0 63 +def field_datetime 12 19 19 Y 128 0 63 field_str1 field1_str2 field_date field_datetime 2007-08-02 2007-08-03 17:32:00 2007-08-02 2007-08-03 17:32:00 SELECT @@ -4108,7 +4108,7 @@ HEX(DATE_SUB('2007-08-03 17:33:00', INTERVAL 1 MINUTE)) AS field1_str2, HEX(DATE_SUB(DATE('2007-08-03'), INTERVAL 1 DAY)) AS field_date, HEX(DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE)) AS field_datetime; field_str1 field1_str2 field_date field_datetime -0032003000300037002D00300038002D00300032002000320033003A00350039003A00300030 0032003000300037002D00300038002D00300033002000310037003A00330032003A00300030 323030372D30382D3032 323030372D30382D30332031373A33323A3030 +323030372D30382D30322032333A35393A3030 323030372D30382D30332031373A33323A3030 323030372D30382D3032 323030372D30382D30332031373A33323A3030 # # Bug#11926811 / Bug#60625 Illegal mix of collations # diff --git a/mysql-test/r/ctype_utf16.result b/mysql-test/r/ctype_utf16.result index 07308c8e0e0..8b63da168ce 100644 --- a/mysql-test/r/ctype_utf16.result +++ b/mysql-test/r/ctype_utf16.result @@ -917,7 +917,7 @@ select 1.1 + '1.2xxx'; 1.1 + '1.2xxx' 2.3 Warnings: -Warning 1292 Truncated incorrect DOUBLE value: '' +Warning 1292 Truncated incorrect DOUBLE value: '1.2xxx' select left('aaa','1'); left('aaa','1') a diff --git a/mysql-test/r/ctype_utf32.result b/mysql-test/r/ctype_utf32.result index 7d9db0cc41e..b00c1e094ff 100644 --- a/mysql-test/r/ctype_utf32.result +++ b/mysql-test/r/ctype_utf32.result @@ -915,7 +915,7 @@ select 1.1 + '1.2xxx'; 1.1 + '1.2xxx' 2.3 Warnings: -Warning 1292 Truncated incorrect DOUBLE value: '' +Warning 1292 Truncated incorrect DOUBLE value: '1.2xxx' select left('aaa','1'); left('aaa','1') a diff --git a/mysql-test/r/ctype_utf8.result b/mysql-test/r/ctype_utf8.result index 3c1d291e8d1..5cc957fea9c 100644 --- a/mysql-test/r/ctype_utf8.result +++ b/mysql-test/r/ctype_utf8.result @@ -1538,7 +1538,7 @@ explain select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Y ALL NULL NULL NULL NULL 2 Using temporary; Using filesort -1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; substr(Z.a,-1) a 3 123 @@ -2716,7 +2716,7 @@ create table t1 as select concat(cast('2001-01-02 03:04:05' as time)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(10) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -2729,7 +2729,7 @@ create table t1 as select concat(cast('2001-01-02' as datetime)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(19) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -3550,17 +3550,17 @@ create table t1 as select concat(unix_timestamp(20090224)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET utf8 NOT NULL DEFAULT '' + `c1` varchar(17) CHARACTER SET utf8 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(time_to_sec('10:11:12'))); hex(concat(time_to_sec('10:11:12'))) -3336363732 +33363637322E303030303030 create table t1 as select concat(time_to_sec('10:11:12')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(24) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(extract(year from 20090702))); @@ -3607,7 +3607,7 @@ create table t1 as select concat(from_days(730669)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(10) CHARACTER SET utf8 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select c1, hex(c1) from t1; c1 hex(c1) @@ -3631,7 +3631,7 @@ create table t1 as select concat(curtime()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) CHARACTER SET utf8 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET utf8 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; create table t1 as select repeat('a',20) as c1 limit 0; @@ -3647,7 +3647,7 @@ create table t1 as select concat(utc_time()) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(8) CHARACTER SET utf8 NOT NULL DEFAULT '' + `c1` varchar(10) CHARACTER SET utf8 NOT NULL DEFAULT '' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(sec_to_time(2378))); @@ -3657,7 +3657,7 @@ create table t1 as select concat(sec_to_time(2378)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(10) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(timediff('2001-01-02 00:00:00', '2001-01-01 00:00:00'))); @@ -3667,7 +3667,7 @@ create table t1 as select concat(timediff('2001-01-02 00:00:00', '2001-01-01 00: show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(17) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(maketime(10,11,12))); @@ -3677,7 +3677,7 @@ create table t1 as select concat(maketime(10,11,12)) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(23) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(10) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(get_format(DATE,'USA')); @@ -3707,7 +3707,7 @@ create table t1 as select concat(convert_tz('2004-01-01 12:00:00','+10:00','-6:0 show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(19) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(26) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(date_add('2004-01-01 12:00:00', interval 1 day))); @@ -3717,7 +3717,7 @@ create table t1 as select concat(date_add('2004-01-01 12:00:00', interval 1 day) show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(26) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; c1 @@ -3764,7 +3764,7 @@ create table t1 as select concat(addtime('00:00:00','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(26) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(concat(subtime('23:59:59','11:22:33'))); @@ -3774,7 +3774,7 @@ create table t1 as select concat(subtime('23:59:59','11:22:33')) as c1; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `c1` varchar(29) CHARACTER SET utf8 DEFAULT NULL + `c1` varchar(26) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; select hex(elt(1,2,3)); @@ -4181,7 +4181,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(4) CHARACTER SET utf8 DEFAULT NULL + `concat(a)` varchar(2) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a year); @@ -4261,7 +4261,7 @@ create table t2 as select concat(a) from t1; show create table t2; Table Create Table t2 CREATE TABLE `t2` ( - `concat(a)` varchar(8) CHARACTER SET utf8 DEFAULT NULL + `concat(a)` varchar(10) CHARACTER SET utf8 DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1, t2; create table t1 (a datetime); @@ -4490,7 +4490,7 @@ insert into t1 values (1); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(4) YES NULL +a varchar(2) YES NULL select hex(a) from v1; hex(a) 3031 @@ -4554,7 +4554,7 @@ insert into t1 values ('01:02:03'); create view v1(a) as select concat(a) from t1; show columns from v1; Field Type Null Key Default Extra -a varchar(8) YES NULL +a varchar(10) YES NULL select hex(a) from v1; hex(a) 30303A30303A3031 @@ -4895,11 +4895,11 @@ KEY(date_column)); INSERT INTO t1 VALUES (1,'2010-09-01'),(2,'2010-10-01'); EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 4 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 4 NULL 1 Using where ALTER TABLE t1 MODIFY date_column DATETIME DEFAULT NULL; EXPLAIN SELECT * FROM t1 WHERE date_column BETWEEN '2010-09-01' AND '2010-10-01'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range date_column date_column 9 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range date_column date_column 9 NULL 1 Using where DROP TABLE t1; # # Bug #31384 DATE_ADD() and DATE_SUB() return binary data @@ -4916,8 +4916,8 @@ DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_da SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( - `field_str1` varchar(29) CHARACTER SET utf8 DEFAULT NULL, - `field1_str2` varchar(29) CHARACTER SET utf8 DEFAULT NULL, + `field_str1` varchar(26) DEFAULT NULL, + `field1_str2` varchar(26) DEFAULT NULL, `field_date` date DEFAULT NULL, `field_datetime` datetime DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 @@ -4928,10 +4928,10 @@ DATE_SUB('2007-08-03 17:33:00', INTERVAL 1 MINUTE) AS field1_str2, DATE_SUB(DATE('2007-08-03'), INTERVAL 1 DAY) AS field_date, DATE_SUB(CAST('2007-08-03 17:33:00' AS DATETIME), INTERVAL 1 MINUTE) AS field_datetime; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def field_str1 254 87 10 Y 0 31 33 -def field1_str2 254 87 19 Y 0 31 33 -def field_date 10 29 10 Y 128 31 63 -def field_datetime 12 29 19 Y 128 31 63 +def field_str1 254 26 10 Y 128 31 63 +def field1_str2 254 26 19 Y 128 31 63 +def field_date 10 10 10 Y 128 0 63 +def field_datetime 12 19 19 Y 128 0 63 field_str1 field1_str2 field_date field_datetime 2007-08-02 2007-08-03 17:32:00 2007-08-02 2007-08-03 17:32:00 SELECT diff --git a/mysql-test/r/ctype_utf8mb4.result b/mysql-test/r/ctype_utf8mb4.result index 3b9abbc5412..c0e6aa617ca 100644 --- a/mysql-test/r/ctype_utf8mb4.result +++ b/mysql-test/r/ctype_utf8mb4.result @@ -1567,7 +1567,7 @@ explain select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Y ALL NULL NULL NULL NULL 2 Using temporary; Using filesort -1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; substr(Z.a,-1) a 3 123 diff --git a/mysql-test/r/ctype_utf8mb4_heap.result b/mysql-test/r/ctype_utf8mb4_heap.result index 735e3ceda6d..0227bc4baf6 100644 --- a/mysql-test/r/ctype_utf8mb4_heap.result +++ b/mysql-test/r/ctype_utf8mb4_heap.result @@ -1414,7 +1414,7 @@ explain select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Y ALL NULL NULL NULL NULL 2 Using temporary; Using filesort -1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; substr(Z.a,-1) a 3 123 diff --git a/mysql-test/r/ctype_utf8mb4_innodb.result b/mysql-test/r/ctype_utf8mb4_innodb.result index f9b36baadf1..c175356845e 100644 --- a/mysql-test/r/ctype_utf8mb4_innodb.result +++ b/mysql-test/r/ctype_utf8mb4_innodb.result @@ -1542,7 +1542,7 @@ explain select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Y ALL NULL NULL NULL NULL 2 Using temporary; Using filesort -1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; substr(Z.a,-1) a 3 123 diff --git a/mysql-test/r/ctype_utf8mb4_myisam.result b/mysql-test/r/ctype_utf8mb4_myisam.result index 03f7358435d..c5e9ad223c5 100644 --- a/mysql-test/r/ctype_utf8mb4_myisam.result +++ b/mysql-test/r/ctype_utf8mb4_myisam.result @@ -1542,7 +1542,7 @@ explain select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Y ALL NULL NULL NULL NULL 2 Using temporary; Using filesort -1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE Z ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) select substr(Z.a,-1), Z.a from t1 as Y join t1 as Z on Y.a=Z.a order by 1; substr(Z.a,-1) a 3 123 diff --git a/mysql-test/r/date_formats.result b/mysql-test/r/date_formats.result index b6081d34f37..7f69fd1a5a4 100644 --- a/mysql-test/r/date_formats.result +++ b/mysql-test/r/date_formats.result @@ -131,16 +131,16 @@ date format datetime 0003-01-02 8:11:2.123456 %Y-%m-%d %H:%i:%S.%# 0003-01-02 08:11:02 03-01-02 8:11:2.123456 %Y-%m-%d %H:%i:%S.%# 2003-01-02 08:11:02 2003-01-02 10:11:12 PM %Y-%m-%d %h:%i:%S %p 2003-01-02 22:11:12 -2003-01-02 01:11:12.12345AM %Y-%m-%d %h:%i:%S.%f%p 2003-01-02 01:11:12.123450 -2003-01-02 02:11:12.12345AM %Y-%m-%d %h:%i:%S.%f %p 2003-01-02 02:11:12.123450 -2003-01-02 12:11:12.12345 am %Y-%m-%d %h:%i:%S.%f%p 2003-01-02 00:11:12.123450 +2003-01-02 01:11:12.12345AM %Y-%m-%d %h:%i:%S.%f%p 2003-01-02 01:11:12 +2003-01-02 02:11:12.12345AM %Y-%m-%d %h:%i:%S.%f %p 2003-01-02 02:11:12 +2003-01-02 12:11:12.12345 am %Y-%m-%d %h:%i:%S.%f%p 2003-01-02 00:11:12 2003-01-02 11:11:12Pm %Y-%m-%d %h:%i:%S%p 2003-01-02 23:11:12 10:20:10 %H:%i:%s 0000-00-00 10:20:10 10:20:10 %h:%i:%s.%f 0000-00-00 10:20:10 10:20:10 %T 0000-00-00 10:20:10 10:20:10AM %h:%i:%s%p 0000-00-00 10:20:10 10:20:10AM %r 0000-00-00 10:20:10 -10:20:10.44AM %h:%i:%s.%f%p 0000-00-00 10:20:10.440000 +10:20:10.44AM %h:%i:%s.%f%p 0000-00-00 10:20:10 15-01-2001 12:59:58 %d-%m-%Y %H:%i:%S 2001-01-15 12:59:58 15 September 2001 %d %M %Y 2001-09-15 00:00:00 15 SEPTEMB 2001 %d %M %Y 2001-09-15 00:00:00 @@ -356,14 +356,14 @@ date format str_to_date 2003-01-02 10:11:12 %Y-%m-%d %h:%i:%S 2003-01-02 10:11:12 03-01-02 10:11:12 PM %Y-%m-%d %h:%i:%S %p 2003-01-02 22:11:12 Warnings: -Warning 1292 Incorrect datetime value: '10:20:10AM' +Warning 1292 Truncated incorrect datetime value: '10:20:10AM' select date,format,concat(str_to_date(date, format),'') as con from t1; date format con 10:20:10AM %h:%i:%s 0000-00-00 10:20:10 2003-01-02 10:11:12 %Y-%m-%d %h:%i:%S 2003-01-02 10:11:12 03-01-02 10:11:12 PM %Y-%m-%d %h:%i:%S %p 2003-01-02 22:11:12 Warnings: -Warning 1292 Incorrect datetime value: '10:20:10AM' +Warning 1292 Truncated incorrect datetime value: '10:20:10AM' drop table t1; select get_format(DATE, 'USA') as a; a @@ -406,14 +406,14 @@ str_to_date("2003-01-02", "%Y-%m-%d") as f3, str_to_date("02", "%d") as f4, str_to_date("02 10", "%d %H") as f5; describe t1; Field Type Null Key Default Extra -f1 datetime YES NULL -f2 time YES NULL +f1 datetime(6) YES NULL +f2 time(6) YES NULL f3 date YES NULL f4 date YES NULL f5 time YES NULL select * from t1; f1 f2 f3 f4 f5 -2003-01-02 10:11:12 10:11:12 2003-01-02 0000-00-02 58:00:00 +2003-01-02 10:11:12.001200 10:11:12.001200 2003-01-02 0000-00-02 58:00:00 drop table t1; create table t1 select "02 10" as a, "%d %H" as b; select str_to_date(a,b) from t1; @@ -422,7 +422,7 @@ str_to_date(a,b) create table t2 select str_to_date(a,b) from t1; describe t2; Field Type Null Key Default Extra -str_to_date(a,b) datetime YES NULL +str_to_date(a,b) datetime(6) YES NULL select str_to_date("2003-01-02 10:11:12.0012", "%Y-%m-%d %H:%i:%S.%f") as f1, str_to_date("2003-01-02 10:11:12.0012", "%Y-%m-%d %H:%i:%S") as f2, str_to_date("2003-01-02", "%Y-%m-%d") as f3, @@ -430,7 +430,7 @@ str_to_date("02 10:11:12", "%d %H:%i:%S.%f") as f4, str_to_date("02 10:11:12", "%d %H:%i:%S") as f5, str_to_date("02 10", "%d %f") as f6; f1 f2 f3 f4 f5 f6 -2003-01-02 10:11:12.001200 2003-01-02 10:11:12 2003-01-02 58:11:12 58:11:12 48:00:00.100000 +2003-01-02 10:11:12.001200 2003-01-02 10:11:12 2003-01-02 58:11:12.000000 58:11:12 48:00:00.100000 Warnings: Warning 1292 Truncated incorrect datetime value: '2003-01-02 10:11:12.0012' drop table t1, t2; diff --git a/mysql-test/r/ddl_i18n_koi8r.result b/mysql-test/r/ddl_i18n_koi8r.result index 352f421eda7..c0e24eec672 100644 --- a/mysql-test/r/ddl_i18n_koi8r.result +++ b/mysql-test/r/ddl_i18n_koi8r.result @@ -361,8 +361,8 @@ mysqltest2 p4 PROCEDURE root@localhost MODIFIED CREATED DEFINER koi8r koi8r_gen SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p1'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10); SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -379,8 +379,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p2'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -397,8 +397,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p3'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10); SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -415,8 +415,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p4'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -607,8 +607,8 @@ mysqltest2 p4 PROCEDURE root@localhost MODIFIED CREATED DEFINER koi8r koi8r_gen SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p1'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10); SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -625,8 +625,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p2'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -643,8 +643,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p3'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10); SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -661,8 +661,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p4'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -1009,8 +1009,8 @@ mysqltest2 p4 PROCEDURE root@localhost MODIFIED CREATED DEFINER koi8r koi8r_gen SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p1'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10); SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -1027,8 +1027,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p2'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -1045,8 +1045,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p3'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10); SELECT COLLATION(ÐÅÒÅÍ1) AS c1, @@ -1063,8 +1063,8 @@ SET ÐÁÒÁÍ2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost koi8r koi8r_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p4'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE ÐÅÒÅÍ1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(ÐÅÒÅÍ1) AS c1, diff --git a/mysql-test/r/ddl_i18n_utf8.result b/mysql-test/r/ddl_i18n_utf8.result index 1385612fc32..a970a1b41fa 100644 --- a/mysql-test/r/ddl_i18n_utf8.result +++ b/mysql-test/r/ddl_i18n_utf8.result @@ -361,8 +361,8 @@ mysqltest2 p4 PROCEDURE root@localhost MODIFIED CREATED DEFINER utf8 utf8_gener SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p1'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10); SELECT COLLATION(перем1) AS c1, @@ -379,8 +379,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p2'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(перем1) AS c1, @@ -397,8 +397,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p3'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10); SELECT COLLATION(перем1) AS c1, @@ -415,8 +415,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p4'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(перем1) AS c1, @@ -607,8 +607,8 @@ mysqltest2 p4 PROCEDURE root@localhost MODIFIED CREATED DEFINER utf8 utf8_gener SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p1'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10); SELECT COLLATION(перем1) AS c1, @@ -625,8 +625,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p2'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(перем1) AS c1, @@ -643,8 +643,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p3'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10); SELECT COLLATION(перем1) AS c1, @@ -661,8 +661,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p4'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(перем1) AS c1, @@ -1009,8 +1009,8 @@ mysqltest2 p4 PROCEDURE root@localhost MODIFIED CREATED DEFINER utf8 utf8_gener SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p1'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p1 def mysqltest1 p1 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10); SELECT COLLATION(перем1) AS c1, @@ -1027,8 +1027,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p2'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p2 def mysqltest1 p2 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(перем1) AS c1, @@ -1045,8 +1045,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p3'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p3 def mysqltest2 p3 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10); SELECT COLLATION(перем1) AS c1, @@ -1063,8 +1063,8 @@ SET парам2 = 'b'; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER CREATED ALTERED root@localhost utf8 utf8_general_ci utf8_unicode_ci SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE routine_name = 'p4'| -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +p4 def mysqltest2 p4 PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN DECLARE перем1 CHAR(10) CHARACTER SET utf8; SELECT COLLATION(перем1) AS c1, diff --git a/mysql-test/r/deprecated_features.result b/mysql-test/r/deprecated_features.result index ecfb830542d..f214ab8f9e1 100644 --- a/mysql-test/r/deprecated_features.result +++ b/mysql-test/r/deprecated_features.result @@ -16,8 +16,6 @@ load data from master; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'from master' at line 1 SHOW INNODB STATUS; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INNODB STATUS' at line 1 -create table t1 (t6 timestamp(6)); -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '(6))' at line 1 create table t1 (t6 timestamp) type=myisam; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'type=myisam' at line 1 show table types; diff --git a/mysql-test/r/derived.result b/mysql-test/r/derived.result index a86eabc3192..575fdbe04b4 100644 --- a/mysql-test/r/derived.result +++ b/mysql-test/r/derived.result @@ -58,7 +58,7 @@ a b a b explain select * from t1 as x1, (select * from t1) as x2; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY x1 ALL NULL NULL NULL NULL 4 -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 Using join buffer +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join) 2 DERIVED t1 ALL NULL NULL NULL NULL 4 drop table if exists t2,t3; select * from (select 1) as a; @@ -91,7 +91,7 @@ a b 2 b explain select * from (select * from t1 union select * from t1) a; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 8 2 DERIVED t1 ALL NULL NULL NULL NULL 4 3 UNION t1 ALL NULL NULL NULL NULL 4 NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL @@ -113,7 +113,7 @@ a b 3 c explain select * from (select t1.*, t2.a as t2a from t1,t2 where t1.a=t2.a) t1; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> system NULL NULL NULL NULL 1 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 2 DERIVED t2 system NULL NULL NULL NULL 1 2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using where drop table t1, t2; @@ -142,7 +142,8 @@ a t 20 20 explain select count(*) from t1 as tt1, (select * from t1) as tt2; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +1 PRIMARY tt1 index NULL a 4 NULL 10000 Using index +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 10000 Using join buffer (flat, BNL join) 2 DERIVED t1 ALL NULL NULL NULL NULL 10000 drop table t1; SELECT * FROM (SELECT (SELECT * FROM (SELECT 1 as a) as a )) as b; @@ -189,13 +190,13 @@ pla_id test explain SELECT STRAIGHT_JOIN d.pla_id, m2.mat_id FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY m2 ALL NULL NULL NULL NULL 9 -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 PRIMARY <derived2> ALL NULL $hj 7 test.m2.matintnum 9 Using where 2 DERIVED mp ALL NULL NULL NULL NULL 9 Using temporary; Using filesort 2 DERIVED m1 eq_ref PRIMARY PRIMARY 3 test.mp.mat_id 1 explain SELECT STRAIGHT_JOIN d.pla_id, m2.test FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY m2 ALL NULL NULL NULL NULL 9 -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 PRIMARY <derived2> ALL NULL $hj 7 test.m2.matintnum 9 Using where 2 DERIVED mp ALL NULL NULL NULL NULL 9 Using temporary; Using filesort 2 DERIVED m1 eq_ref PRIMARY PRIMARY 3 test.mp.mat_id 1 drop table t1,t2; @@ -245,8 +246,8 @@ a a 2 2 explain select * from ( select * from t1 union select * from t1) a,(select * from t1 union select * from t1) b; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 -1 PRIMARY <derived4> ALL NULL NULL NULL NULL 2 Using join buffer +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 +1 PRIMARY <derived4> ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join) 4 DERIVED t1 ALL NULL NULL NULL NULL 2 5 UNION t1 ALL NULL NULL NULL NULL 2 NULL UNION RESULT <union4,5> ALL NULL NULL NULL NULL NULL @@ -311,9 +312,9 @@ a 7.0000 b 3.5000 explain SELECT s.name, AVG(s.val) AS median FROM (SELECT x.name, x.val FROM t1 x, t1 y WHERE x.name=y.name GROUP BY x.name, x.val HAVING SUM(y.val <= x.val) >= COUNT(*)/2 AND SUM(y.val >= x.val) >= COUNT(*)/2) AS s GROUP BY s.name; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 Using temporary; Using filesort +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 289 Using temporary; Using filesort 2 DERIVED x ALL NULL NULL NULL NULL 17 Using temporary; Using filesort -2 DERIVED y ALL NULL NULL NULL NULL 17 Using where; Using join buffer +2 DERIVED y ALL NULL NULL NULL NULL 17 Using where; Using join buffer (flat, BNL join) drop table t1; create table t2 (a int, b int, primary key (a)); insert into t2 values (1,7),(2,7); @@ -322,7 +323,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index PRIMARY PRIMARY 4 NULL 2 Using where; Using index explain select a from (select a from t2 where a>1) tt; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> system NULL NULL NULL NULL 1 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 2 DERIVED t2 index PRIMARY PRIMARY 4 NULL 2 Using where; Using index drop table t2; CREATE TABLE `t1` ( `itemid` int(11) NOT NULL default '0', `grpid` varchar(15) NOT NULL default '', `vendor` int(11) NOT NULL default '0', `date_` date NOT NULL default '0000-00-00', `price` decimal(12,2) NOT NULL default '0.00', PRIMARY KEY (`itemid`,`grpid`,`vendor`,`date_`), KEY `itemid` (`itemid`,`vendor`), KEY `itemid_2` (`itemid`,`date_`)); @@ -424,6 +425,15 @@ CREATE algorithm=temptable VIEW v1 AS SELECT 1 FROM t1 LEFT JOIN t1 t3 ON 1 > (SELECT 1 FROM t1); CREATE algorithm=temptable VIEW v2 AS SELECT 1 FROM t2; EXPLAIN SELECT 1 FROM t1 JOIN v1 ON 1 > (SELECT 1 FROM v2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +1 PRIMARY <derived3> ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join) +3 DERIVED t1 ALL NULL NULL NULL NULL 2 +3 DERIVED t3 ALL NULL NULL NULL NULL 2 Using where +4 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY <derived5> ALL NULL NULL NULL NULL 2 +5 DERIVED t2 index NULL b 5 NULL 2 Using index +SELECT 1 FROM t1 JOIN v1 ON 1 > (SELECT 1 FROM v2); ERROR 21000: Subquery returns more than 1 row DROP TABLE t1, t2; DROP VIEW v1, v2; diff --git a/mysql-test/r/derived_opt.result b/mysql-test/r/derived_opt.result new file mode 100644 index 00000000000..721d4277775 --- /dev/null +++ b/mysql-test/r/derived_opt.result @@ -0,0 +1,276 @@ +drop table if exists t1,t2,t3; +set @exit_optimizer_switch=@@optimizer_switch; +set optimizer_switch='derived_merge=on,derived_with_keys=on'; +set @save_optimizer_switch=@@optimizer_switch; +CREATE TABLE t1 (a int not null, b char (10) not null); +insert into t1 values(1,'a'),(2,'b'),(3,'c'),(3,'c'); +CREATE TABLE t2 (a int not null, b char (10) not null); +insert into t2 values (3,'c'),(4,'d'),(5,'f'),(6,'e'); +CREATE TABLE t3 (a int not null, b char (10) not null); +insert into t3 values (3,'f'),(4,'y'),(5,'z'),(6,'c'); +select * from t1 as x1, (select * from t1) as x2; +a b a b +1 a 1 a +2 b 1 a +3 c 1 a +3 c 1 a +1 a 2 b +2 b 2 b +3 c 2 b +3 c 2 b +1 a 3 c +2 b 3 c +3 c 3 c +3 c 3 c +1 a 3 c +2 b 3 c +3 c 3 c +3 c 3 c +explain select * from t1 as x1, (select * from t1) as x2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE x1 ALL NULL NULL NULL NULL 4 +1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join) +drop table if exists t2,t3; +CREATE TABLE t2 (a int not null); +insert into t2 values(1); +select * from (select t1.*, t2.a as t2a from t1,t2 where t1.a=t2.a) t1; +a b t2a +1 a 1 +explain select * from (select t1.*, t2.a as t2a from t1,t2 where t1.a=t2.a) t1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 system NULL NULL NULL NULL 1 +1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where +drop table t1, t2; +create table t1(a int not null, t char(8), index(a)); +SELECT * FROM (SELECT * FROM t1) as b ORDER BY a ASC LIMIT 0,20; +a t +1 1 +2 2 +3 3 +4 4 +5 5 +6 6 +7 7 +8 8 +9 9 +10 10 +11 11 +12 12 +13 13 +14 14 +15 15 +16 16 +17 17 +18 18 +19 19 +20 20 +explain select count(*) from t1 as tt1, (select * from t1) as tt2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +drop table t1; +create table t1 (mat_id MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY, matintnum CHAR(6) NOT NULL, test MEDIUMINT UNSIGNED NULL); +create table t2 (mat_id MEDIUMINT UNSIGNED NOT NULL, pla_id MEDIUMINT UNSIGNED NOT NULL); +insert into t1 values (NULL, 'a', 1), (NULL, 'b', 2), (NULL, 'c', 3), (NULL, 'd', 4), (NULL, 'e', 5), (NULL, 'f', 6), (NULL, 'g', 7), (NULL, 'h', 8), (NULL, 'i', 9); +insert into t2 values (1, 100), (1, 101), (1, 102), (2, 100), (2, 103), (2, 104), (3, 101), (3, 102), (3, 105); +SELECT STRAIGHT_JOIN d.pla_id, m2.mat_id FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum; +pla_id mat_id +102 1 +101 1 +100 1 +104 2 +103 2 +105 3 +SELECT STRAIGHT_JOIN d.pla_id, m2.test FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum; +pla_id test +102 1 +101 1 +100 1 +104 2 +103 2 +105 3 +explain SELECT STRAIGHT_JOIN d.pla_id, m2.mat_id FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY m2 ALL NULL NULL NULL NULL 9 +1 PRIMARY <derived2> ref key0 key0 7 test.m2.matintnum 2 +2 DERIVED mp ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DERIVED m1 eq_ref PRIMARY PRIMARY 3 test.mp.mat_id 1 +explain SELECT STRAIGHT_JOIN d.pla_id, m2.test FROM t1 m2 INNER JOIN (SELECT mp.pla_id, MIN(m1.matintnum) AS matintnum FROM t2 mp INNER JOIN t1 m1 ON mp.mat_id=m1.mat_id GROUP BY mp.pla_id) d ON d.matintnum=m2.matintnum; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY m2 ALL NULL NULL NULL NULL 9 +1 PRIMARY <derived2> ref key0 key0 7 test.m2.matintnum 2 +2 DERIVED mp ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DERIVED m1 eq_ref PRIMARY PRIMARY 3 test.mp.mat_id 1 +drop table t1,t2; +create table t1 (E1 INTEGER UNSIGNED NOT NULL, E2 INTEGER UNSIGNED NOT NULL, E3 INTEGER UNSIGNED NOT NULL, PRIMARY KEY(E1) +); +insert into t1 VALUES(1,1,1), (2,2,1); +select count(*) from t1 INNER JOIN (SELECT A.E1, A.E2, A.E3 FROM t1 AS A WHERE A.E3 = (SELECT MAX(B.E3) FROM t1 AS B WHERE A.E2 = B.E2)) AS THEMAX ON t1.E1 = THEMAX.E2 AND t1.E1 = t1.E2; +count(*) +2 +explain select count(*) from t1 INNER JOIN (SELECT A.E1, A.E2, A.E3 FROM t1 AS A WHERE A.E3 = (SELECT MAX(B.E3) FROM t1 AS B WHERE A.E2 = B.E2)) AS THEMAX ON t1.E1 = THEMAX.E2 AND t1.E1 = t1.E2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE A ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.A.E2 1 Using where +3 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 2 Using where +drop table t1; +create table t1 (a int); +insert into t1 values (1),(2); +select * from ( select * from t1 union select * from t1) a,(select * from t1 union select * from t1) b; +a a +1 1 +2 1 +1 2 +2 2 +explain select * from ( select * from t1 union select * from t1) a,(select * from t1 union select * from t1) b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 +1 PRIMARY <derived4> ALL NULL NULL NULL NULL 4 Using join buffer (flat, BNL join) +4 DERIVED t1 ALL NULL NULL NULL NULL 2 +5 UNION t1 ALL NULL NULL NULL NULL 2 +NULL UNION RESULT <union4,5> ALL NULL NULL NULL NULL NULL +2 DERIVED t1 ALL NULL NULL NULL NULL 2 +3 UNION t1 ALL NULL NULL NULL NULL 2 +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL +drop table t1; +create table t2 (a int, b int, primary key (a)); +insert into t2 values (1,7),(2,7); +explain select a from t2 where a>1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 index PRIMARY PRIMARY 4 NULL 2 Using where; Using index +explain select a from (select a from t2 where a>1) tt; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 index PRIMARY PRIMARY 4 NULL 2 Using where; Using index +drop table t2; +create table t1 +( +c1 tinyint, c2 smallint, c3 mediumint, c4 int, +c5 integer, c6 bigint, c7 float, c8 double, +c9 double precision, c10 real, c11 decimal(7, 4), c12 numeric(8, 4), +c13 date, c14 datetime, c15 timestamp, c16 time, +c17 year, c18 bit, c19 bool, c20 char, +c21 char(10), c22 varchar(30), c23 tinyblob, c24 tinytext, +c25 blob, c26 text, c27 mediumblob, c28 mediumtext, +c29 longblob, c30 longtext, c31 enum('one', 'two', 'three'), +c32 set('monday', 'tuesday', 'wednesday') +) engine = MYISAM ; +create table t2 like t1; +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; +set @stmt= ' explain SELECT (SELECT SUM(c1 + c12 + 0.0) FROM t2 where (t1.c2 - 0e-3) = t2.c2 GROUP BY t1.c15 LIMIT 1) as scalar_s, exists (select 1.0e+0 from t2 where t2.c3 * 9.0000000000 = t1.c4) as exists_s, c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s, (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s FROM t1, (select c25 x, c32 y from t2) tt WHERE x * 1 = c25 ' ; +prepare stmt1 from @stmt ; +execute stmt1 ; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +5 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +4 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +execute stmt1 ; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +5 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +4 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +explain SELECT (SELECT SUM(c1 + c12 + 0.0) FROM t2 where (t1.c2 - 0e-3) = t2.c2 GROUP BY t1.c15 LIMIT 1) as scalar_s, exists (select 1.0e+0 from t2 where t2.c3 * 9.0000000000 = t1.c4) as exists_s, c5 * 4 in (select c6 + 0.3e+1 from t2) as in_s, (c7 - 4, c8 - 4) in (select c9 + 4.0, c10 + 40e-1 from t2) as in_row_s FROM t1, (select c25 x, c32 y from t2) tt WHERE x * 1 = c25; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +5 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +4 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +deallocate prepare stmt1; +drop tables t1,t2; +set @@optimizer_switch=@save_optimizer_switch; +# +# LP bug #793436: query with a derived table for which optimizer proves +# that it contains not more than 1 row +# +CREATE TABLE t1 (a int, KEY (a)) ; +INSERT INTO t1 VALUES (3), (1); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (3); +EXPLAIN +SELECT * FROM (SELECT DISTINCT * FROM t2) t, t1 WHERE t1.a = t.a; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> system NULL NULL NULL NULL 1 +1 PRIMARY t1 ref a a 5 const 1 Using index +2 DERIVED t2 system NULL NULL NULL NULL 1 +SELECT * FROM (SELECT DISTINCT * FROM t2) t, t1 WHERE t1.a = t.a; +a a +3 3 +DROP TABLE t1,t2; +# +# LP bug #800518: crash with a query over a derived table +# when a min/max optimization is applied +# +CREATE TABLE t1 (a int, b int, c varchar(10), INDEX idx(a,b)) ; +INSERT INTO t1 VALUES +(100, 3, 'xxx'), (200, 7, 'yyyyyyy'), (100, 1, 't'), +(200, 4, 'aaaa'), (100, 3, 'eee'), (100, 5, 'zzzzz'); +EXPLAIN +SELECT MAX(b) FROM (SELECT * FROM t1) AS t WHERE a = 100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +SELECT MAX(b) FROM (SELECT * FROM t1) AS t WHERE a = 100; +MAX(b) +5 +DROP TABLE t1; +# +# LP bug #799499: query over a materialized view +# accessed by a key +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (8); +CREATE TABLE t2 (a int, b int) ; +INSERT INTO t2 VALUES +(262, NULL), (253, 190), (260, NULL), (250, 163), (188, 8), +(257,200), (256, NULL), (255, 8), (249, NULL), (259, 7); +CREATE VIEW v1 AS SELECT a, MIN(b) AS b FROM t2 GROUP BY a; +EXPLAIN +SELECT * FROM v1, t1 WHERE v1.b=t1.a ORDER BY v1.a; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 Using filesort +1 PRIMARY <derived2> ref key0 key0 5 const 1 Using where +2 DERIVED t2 ALL NULL NULL NULL NULL 10 Using temporary; Using filesort +SELECT * FROM v1, t1 WHERE v1.b=t1.a ORDER BY v1.a; +a b a +188 8 8 +255 8 8 +DROP VIEW v1; +DROP TABLE t1,t2; +# +# LP bug #800085: crash with a query using a simple derived table +# (fixed by the patch for bug 798621) +# +CREATE TABLE t1 (f1 int, f2 varchar(32)) ; +INSERT INTO t1 VALUES (NULL,'j'), (8,'c'); +CREATE TABLE t2 (f1 int); +INSERT INTO t2 VALUES (1), (5); +SELECT DISTINCT t.f1 FROM (SELECT * FROM t1) AS t, t2 +WHERE t.f2='s' AND t.f2 LIKE '%a%' OR t.f1<>0 ORDER BY t.f2; +f1 +8 +DROP TABLE t1, t2; +# +# BUG##806524: Assertion `join->best_read < 1.7976931348623157e+308 with table_elimination=on and derived_merge=on +# +CREATE TABLE t1 ( f4 int) ; +CREATE TABLE t2 ( f4 int) ; +CREATE TABLE t3 ( f1 int NOT NULL , PRIMARY KEY (f1)) ; +CREATE TABLE t4 ( f2 int, f4 int) ; +SELECT * +FROM ( SELECT * FROM t1 ) AS alias1 +RIGHT JOIN ( +t2 AS alias2 +LEFT JOIN ( +SELECT t4.* +FROM ( SELECT * FROM t3 ) AS SQ1_alias1 +RIGHT JOIN t4 +ON t4.f2 = SQ1_alias1.f1 +) AS alias3 +ON alias3.f4 != 0 +) ON alias3.f4 != 0; +f4 f4 f2 f4 +drop table t1,t2,t3,t4; +set optimizer_switch=@exit_optimizer_switch; diff --git a/mysql-test/r/derived_view.result b/mysql-test/r/derived_view.result new file mode 100644 index 00000000000..1e6604d6435 --- /dev/null +++ b/mysql-test/r/derived_view.result @@ -0,0 +1,1273 @@ +drop table if exists t1,t2; +drop view if exists v1,v2,v3,v4; +set @exit_optimizer_switch=@@optimizer_switch; +set optimizer_switch='derived_merge=on,derived_with_keys=on'; +set @save_optimizer_switch=@@optimizer_switch; +create table t1(f1 int, f11 int); +create table t2(f2 int, f22 int); +insert into t1 values(1,1),(2,2),(3,3),(5,5),(9,9),(7,7); +insert into t1 values(17,17),(13,13),(11,11),(15,15),(19,19); +insert into t2 values(1,1),(3,3),(2,2),(4,4),(8,8),(6,6); +insert into t2 values(12,12),(14,14),(10,10),(18,18),(16,16); +Tests: +for merged derived tables +explain for simple derived +explain select * from (select * from t1) tt; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 +select * from (select * from t1) tt; +f1 f11 +1 1 +2 2 +3 3 +5 5 +9 9 +7 7 +17 17 +13 13 +11 11 +15 15 +19 19 +explain for multitable derived +explain extended select * from (select * from t1 join t2 on f1=f2) tt; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 +1 SIMPLE t2 ALL NULL NULL NULL NULL 11 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`f2` = `test`.`t1`.`f1`) +select * from (select * from t1 join t2 on f1=f2) tt; +f1 f11 f2 f22 +1 1 1 1 +3 3 3 3 +2 2 2 2 +explain for derived with where +explain extended +select * from (select * from t1 where f1 in (2,3)) tt where f11=2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where ((`test`.`t1`.`f11` = 2) and (`test`.`t1`.`f1` in (2,3))) +select * from (select * from t1 where f1 in (2,3)) tt where f11=2; +f1 f11 +2 2 +join of derived +explain extended +select * from (select * from t1 where f1 in (2,3)) tt join +(select * from t1 where f1 in (1,2)) aa on tt.f1=aa.f1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` join `test`.`t1` where ((`test`.`t1`.`f1` = `test`.`t1`.`f1`) and (`test`.`t1`.`f1` in (1,2)) and (`test`.`t1`.`f1` in (2,3))) +select * from (select * from t1 where f1 in (2,3)) tt join +(select * from t1 where f1 in (1,2)) aa on tt.f1=aa.f1; +f1 f11 f1 f11 +2 2 2 2 +flush status; +explain extended +select * from (select * from t1 where f1 in (2,3)) tt where f11=2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where ((`test`.`t1`.`f11` = 2) and (`test`.`t1`.`f1` in (2,3))) +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 0 +flush status; +select * from (select * from t1 where f1 in (2,3)) tt where f11=2; +f1 f11 +2 2 +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 12 +for merged views +create view v1 as select * from t1; +create view v2 as select * from t1 join t2 on f1=f2; +create view v3 as select * from t1 where f1 in (2,3); +create view v4 as select * from t2 where f2 in (2,3); +explain for simple views +explain extended select * from v1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` +select * from v1; +f1 f11 +1 1 +2 2 +3 3 +5 5 +9 9 +7 7 +17 17 +13 13 +11 11 +15 15 +19 19 +explain for multitable views +explain extended select * from v2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 +1 SIMPLE t2 ALL NULL NULL NULL NULL 11 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`f2` = `test`.`t1`.`f1`) +select * from v2; +f1 f11 f2 f22 +1 1 1 1 +3 3 3 3 +2 2 2 2 +explain for views with where +explain extended select * from v3 where f11 in (1,3); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where ((`test`.`t1`.`f11` in (1,3)) and (`test`.`t1`.`f1` in (2,3))) +select * from v3 where f11 in (1,3); +f1 f11 +3 3 +explain for joined views +explain extended +select * from v3 join v4 on f1=f2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 11 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`f2` = `test`.`t1`.`f1`) and (`test`.`t1`.`f1` in (2,3)) and (`test`.`t1`.`f1` in (2,3))) +select * from v3 join v4 on f1=f2; +f1 f11 f2 f22 +3 3 3 3 +2 2 2 2 +flush status; +explain extended select * from v4 where f2 in (1,3); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 11 100.00 Using where +Warnings: +Note 1003 select `test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`t2` where ((`test`.`t2`.`f2` in (1,3)) and (`test`.`t2`.`f2` in (2,3))) +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 0 +flush status; +select * from v4 where f2 in (1,3); +f2 f22 +3 3 +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 12 +for materialized derived tables +explain for simple derived +explain extended select * from (select * from t1 group by f1) tt; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `tt`.`f1` AS `f1`,`tt`.`f11` AS `f11` from (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` group by `test`.`t1`.`f1`) `tt` +select * from (select * from t1 having f1=f1) tt; +f1 f11 +1 1 +2 2 +3 3 +5 5 +9 9 +7 7 +17 17 +13 13 +11 11 +15 15 +19 19 +explain showing created indexes +explain extended +select * from t1 join (select * from t2 group by f2) tt on f1=f2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 11 100.00 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t1.f1 2 100.00 +2 DERIVED t2 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`tt`.`f2` AS `f2`,`tt`.`f22` AS `f22` from `test`.`t1` join (select `test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`t2` group by `test`.`t2`.`f2`) `tt` where (`tt`.`f2` = `test`.`t1`.`f1`) +select * from t1 join (select * from t2 group by f2) tt on f1=f2; +f1 f11 f2 f22 +1 1 1 1 +2 2 2 2 +3 3 3 3 +explain showing late materialization +flush status; +explain select * from t1 join (select * from t2 group by f2) tt on f1=f2; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 11 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t1.f1 2 +2 DERIVED t2 ALL NULL NULL NULL NULL 11 Using temporary; Using filesort +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 0 +flush status; +select * from t1 join (select * from t2 group by f2) tt on f1=f2; +f1 f11 f2 f22 +1 1 1 1 +2 2 2 2 +3 3 3 3 +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 11 +Handler_read_next 3 +Handler_read_prev 0 +Handler_read_rnd 11 +Handler_read_rnd_next 36 +for materialized views +drop view v1,v2,v3; +create view v1 as select * from t1 group by f1; +create view v2 as select * from t2 group by f2; +create view v3 as select t1.f1,t1.f11 from t1 join t1 as t11 where t1.f1=t11.f1 +having t1.f1<100; +explain for simple derived +explain extended select * from v1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `v1`.`f1` AS `f1`,`v1`.`f11` AS `f11` from `test`.`v1` +select * from v1; +f1 f11 +1 1 +2 2 +3 3 +5 5 +7 7 +9 9 +11 11 +13 13 +15 15 +17 17 +19 19 +explain showing created indexes +explain extended select * from t1 join v2 on f1=f2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 11 100.00 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t1.f1 2 100.00 +2 DERIVED t2 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`v2`.`f2` AS `f2`,`v2`.`f22` AS `f22` from `test`.`t1` join `test`.`v2` where (`v2`.`f2` = `test`.`t1`.`f1`) +select * from t1 join v2 on f1=f2; +f1 f11 f2 f22 +1 1 1 1 +2 2 2 2 +3 3 3 3 +explain extended +select * from t1,v3 as v31,v3 where t1.f1=v31.f1 and t1.f1=v3.f1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 11 100.00 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t1.f1 10 100.00 +1 PRIMARY <derived3> ref key0 key0 5 test.t1.f1 10 100.00 +3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 +3 DERIVED t11 ALL NULL NULL NULL NULL 11 100.00 Using where; Using join buffer (flat, BNL join) +2 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 +2 DERIVED t11 ALL NULL NULL NULL NULL 11 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`v31`.`f1` AS `f1`,`v31`.`f11` AS `f11`,`v3`.`f1` AS `f1`,`v3`.`f11` AS `f11` from `test`.`t1` join `test`.`v3` `v31` join `test`.`v3` where ((`v31`.`f1` = `test`.`t1`.`f1`) and (`v3`.`f1` = `test`.`t1`.`f1`)) +flush status; +select * from t1,v3 as v31,v3 where t1.f1=v31.f1 and t1.f1=v3.f1; +f1 f11 f1 f11 f1 f11 +1 1 1 1 1 1 +2 2 2 2 2 2 +3 3 3 3 3 3 +5 5 5 5 5 5 +9 9 9 9 9 9 +7 7 7 7 7 7 +17 17 17 17 17 17 +13 13 13 13 13 13 +11 11 11 11 11 11 +15 15 15 15 15 15 +19 19 19 19 19 19 +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 22 +Handler_read_next 22 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 60 +explain showing late materialization +flush status; +explain select * from t1 join v2 on f1=f2; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 11 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t1.f1 2 +2 DERIVED t2 ALL NULL NULL NULL NULL 11 Using temporary; Using filesort +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 0 +flush status; +select * from t1 join v2 on f1=f2; +f1 f11 f2 f22 +1 1 1 1 +2 2 2 2 +3 3 3 3 +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 11 +Handler_read_next 3 +Handler_read_prev 0 +Handler_read_rnd 11 +Handler_read_rnd_next 36 +explain extended select * from v1 join v4 on f1=f2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 11 100.00 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t2.f2 2 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `v1`.`f1` AS `f1`,`v1`.`f11` AS `f11`,`test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`v1` join `test`.`t2` where ((`v1`.`f1` = `test`.`t2`.`f2`) and (`test`.`t2`.`f2` in (2,3))) +select * from v1 join v4 on f1=f2; +f1 f11 f2 f22 +3 3 3 3 +2 2 2 2 +merged derived in merged derived +explain extended select * from (select * from +(select * from t1 where f1 < 7) tt where f1 > 2) zz; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where ((`test`.`t1`.`f1` > 2) and (`test`.`t1`.`f1` < 7)) +select * from (select * from +(select * from t1 where f1 < 7) tt where f1 > 2) zz; +f1 f11 +3 3 +5 5 +materialized derived in merged derived +explain extended select * from (select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2) zz; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE <derived3> ALL NULL NULL NULL NULL 11 100.00 Using where +3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +Warnings: +Note 1003 select `tt`.`f1` AS `f1`,`tt`.`f11` AS `f11` from (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where (`test`.`t1`.`f1` < 7) group by `test`.`t1`.`f1`) `tt` where (`tt`.`f1` > 2) +select * from (select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2) zz; +f1 f11 +3 3 +5 5 +merged derived in materialized derived +explain extended select * from (select * from +(select * from t1 where f1 < 7) tt where f1 > 2 group by f1) zz; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +Warnings: +Note 1003 select `zz`.`f1` AS `f1`,`zz`.`f11` AS `f11` from (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where ((`test`.`t1`.`f1` > 2) and (`test`.`t1`.`f1` < 7)) group by `test`.`t1`.`f1`) `zz` +select * from (select * from +(select * from t1 where f1 < 7) tt where f1 > 2 group by f1) zz; +f1 f11 +3 3 +5 5 +materialized derived in materialized derived +explain extended select * from (select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) zz; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 100.00 +2 DERIVED <derived3> ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +Warnings: +Note 1003 select `zz`.`f1` AS `f1`,`zz`.`f11` AS `f11` from (select `tt`.`f1` AS `f1`,`tt`.`f11` AS `f11` from (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where (`test`.`t1`.`f1` < 7) group by `test`.`t1`.`f1`) `tt` where (`tt`.`f1` > 2) group by `tt`.`f1`) `zz` +select * from (select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) zz; +f1 f11 +3 3 +5 5 +mat in merged derived join mat in merged derived +explain extended select * from +(select * from (select * from t1 where f1 < 7 group by f1) tt where f1 > 2) x +join +(select * from (select * from t1 where f1 < 7 group by f1) tt where f1 > 2) z +on x.f1 = z.f1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE <derived3> ALL key0 NULL NULL NULL 11 100.00 Using where +1 SIMPLE <derived5> ref key0 key0 5 tt.f1 2 100.00 +5 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +Warnings: +Note 1003 select `tt`.`f1` AS `f1`,`tt`.`f11` AS `f11`,`tt`.`f1` AS `f1`,`tt`.`f11` AS `f11` from (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where (`test`.`t1`.`f1` < 7) group by `test`.`t1`.`f1`) `tt` join (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where (`test`.`t1`.`f1` < 7) group by `test`.`t1`.`f1`) `tt` where ((`tt`.`f1` = `tt`.`f1`) and (`tt`.`f1` > 2) and (`tt`.`f1` > 2)) +flush status; +select * from +(select * from (select * from t1 where f1 < 7 group by f1) tt where f1 > 2) x +join +(select * from (select * from t1 where f1 < 7 group by f1) tt where f1 > 2) z +on x.f1 = z.f1; +f1 f11 f1 f11 +3 3 3 3 +5 5 5 5 +show status like 'Handler_read%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 2 +Handler_read_next 2 +Handler_read_prev 0 +Handler_read_rnd 8 +Handler_read_rnd_next 39 +flush status; +merged in merged derived join merged in merged derived +explain extended select * from +(select * from +(select * from t1 where f1 < 7 ) tt where f1 > 2 ) x +join +(select * from +(select * from t1 where f1 < 7 ) tt where f1 > 2 ) z +on x.f1 = z.f1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where +1 SIMPLE t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11`,`test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` join `test`.`t1` where ((`test`.`t1`.`f1` = `test`.`t1`.`f1`) and (`test`.`t1`.`f1` > 2) and (`test`.`t1`.`f1` < 7) and (`test`.`t1`.`f1` > 2) and (`test`.`t1`.`f1` < 7)) +select * from +(select * from +(select * from t1 where f1 < 7 ) tt where f1 > 2 ) x +join +(select * from +(select * from t1 where f1 < 7 ) tt where f1 > 2 ) z +on x.f1 = z.f1; +f1 f11 f1 f11 +3 3 3 3 +5 5 5 5 +materialized in materialized derived join +materialized in materialized derived +explain extended select * from +(select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) x +join +(select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) z +on x.f1 = z.f1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL key0 NULL NULL NULL 11 100.00 Using where +1 PRIMARY <derived4> ref key0 key0 5 x.f1 2 100.00 +4 DERIVED <derived5> ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +5 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +2 DERIVED <derived3> ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +Warnings: +Note 1003 select `x`.`f1` AS `f1`,`x`.`f11` AS `f11`,`z`.`f1` AS `f1`,`z`.`f11` AS `f11` from (select `tt`.`f1` AS `f1`,`tt`.`f11` AS `f11` from (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where (`test`.`t1`.`f1` < 7) group by `test`.`t1`.`f1`) `tt` where (`tt`.`f1` > 2) group by `tt`.`f1`) `x` join (select `tt`.`f1` AS `f1`,`tt`.`f11` AS `f11` from (select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f11` AS `f11` from `test`.`t1` where (`test`.`t1`.`f1` < 7) group by `test`.`t1`.`f1`) `tt` where (`tt`.`f1` > 2) group by `tt`.`f1`) `z` where (`z`.`f1` = `x`.`f1`) +select * from +(select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) x +join +(select * from +(select * from t1 where f1 < 7 group by f1) tt where f1 > 2 group by f1) z +on x.f1 = z.f1; +f1 f11 f1 f11 +3 3 3 3 +5 5 5 5 +merged view in materialized derived +explain extended +select * from (select * from v4 group by 1) tt; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 100.00 +2 DERIVED t2 ALL NULL NULL NULL NULL 11 100.00 Using where; Using temporary; Using filesort +Warnings: +Note 1003 select `tt`.`f2` AS `f2`,`tt`.`f22` AS `f22` from (select `test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`t2` where (`test`.`t2`.`f2` in (2,3)) group by 1) `tt` +select * from (select * from v4 group by 1) tt; +f2 f22 +2 2 +3 3 +materialized view in merged derived +explain extended +select * from ( select * from v1 where f1 < 7) tt; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE <derived3> ALL NULL NULL NULL NULL 11 100.00 Using where +3 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `v1`.`f1` AS `f1`,`v1`.`f11` AS `f11` from `test`.`v1` where (`v1`.`f1` < 7) +select * from ( select * from v1 where f1 < 7) tt; +f1 f11 +1 1 +2 2 +3 3 +5 5 +merged view in a merged view in a merged derived +create view v6 as select * from v4 where f2 < 7; +explain extended select * from (select * from v6) tt; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 11 100.00 Using where +Warnings: +Note 1003 select `test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22` from `test`.`t2` where ((`test`.`t2`.`f2` < 7) and (`test`.`t2`.`f2` in (2,3))) +select * from (select * from v6) tt; +f2 f22 +3 3 +2 2 +materialized view in a merged view in a materialized derived +create view v7 as select * from v1; +explain extended select * from (select * from v7 group by 1) tt; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 100.00 +2 DERIVED <derived4> ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +4 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `tt`.`f1` AS `f1`,`tt`.`f11` AS `f11` from (select `v1`.`f1` AS `f1`,`v1`.`f11` AS `f11` from `test`.`v1` group by 1) `tt` +select * from (select * from v7 group by 1) tt; +f1 f11 +1 1 +2 2 +3 3 +5 5 +7 7 +9 9 +11 11 +13 13 +15 15 +17 17 +19 19 +join of above two +explain extended select * from v6 join v7 on f2=f1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 11 100.00 Using where +1 SIMPLE <derived5> ref key0 key0 5 test.t2.f2 2 100.00 +5 DERIVED t1 ALL NULL NULL NULL NULL 11 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `test`.`t2`.`f2` AS `f2`,`test`.`t2`.`f22` AS `f22`,`v1`.`f1` AS `f1`,`v1`.`f11` AS `f11` from `test`.`t2` join `test`.`v1` where ((`v1`.`f1` = `test`.`t2`.`f2`) and (`test`.`t2`.`f2` < 7) and (`test`.`t2`.`f2` in (2,3))) +select * from v6 join v7 on f2=f1; +f2 f22 f1 f11 +3 3 3 3 +2 2 2 2 +test two keys +explain select * from t1 join (select * from t2 group by f2) tt on t1.f1=tt.f2 join t1 xx on tt.f22=xx.f1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 11 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t1.f1 2 +1 PRIMARY xx ALL NULL NULL NULL NULL 11 Using where; Using join buffer (flat, BNL join) +2 DERIVED t2 ALL NULL NULL NULL NULL 11 Using temporary; Using filesort +select * from t1 join (select * from t2 group by f2) tt on t1.f1=tt.f2 join t1 xx on tt.f22=xx.f1; +f1 f11 f2 f22 f1 f11 +1 1 1 1 1 1 +2 2 2 2 2 2 +3 3 3 3 3 3 +TODO: Add test with 64 tables mergeable view to test fall back to +materialization on tables > MAX_TABLES merge +drop table t1,t2; +drop view v1,v2,v3,v4,v6,v7; +# +# LP bug #794909: crash when defining possible keys for +# a materialized view/derived_table +# +CREATE TABLE t1 (f1 int) ; +INSERT INTO t1 VALUES (149), (150), (224), (29); +CREATE TABLE t2 (f1 int, KEY (f1)); +INSERT INTO t2 VALUES (149), (NULL), (224); +CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1; +EXPLAIN +SELECT * FROM v1 JOIN t2 ON v1.f1 = t2.f1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 index f1 f1 5 NULL 3 Using where; Using index +1 PRIMARY <derived2> ref key0 key0 5 test.t2.f1 2 +2 DERIVED t1 ALL NULL NULL NULL NULL 4 +SELECT * FROM v1 JOIN t2 ON v1.f1 = t2.f1; +f1 f1 +149 149 +224 224 +DROP VIEW v1; +DROP TABLE t1,t2; +# +# LP bug #794890: abort failure on multi-update with view +# +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (20), (7); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (7), (9), (7); +CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT a FROM t1; +CREATE VIEW v2 AS SELECT t2.a FROM t2, v1 WHERE t2.a=t2.a; +UPDATE v2 SET a = 2; +SELECT * FROM t2; +a +2 +2 +2 +UPDATE t1,v2 SET t1.a = 3; +SELECT * FROM t1; +a +3 +3 +DELETE t1 FROM t1,v2; +SELECT * FROM t1; +a +DROP VIEW v1,v2; +DROP TABLE t1,t2; +# +# LP bug #802023: MIN/MAX optimization +# for mergeable derived tables and views +# +CREATE TABLE t1 (a int, b int, c varchar(32), INDEX idx(a,b)); +INSERT INTO t1 VALUES +(7, 74, 'yyyyyyy'), (9, 97, 'aaaaaaaaa'), (2, 23, 'tt'), +(5, 55, 'ddddd'), (2, 27, 'ss'), (7, 76, 'xxxxxxx'), +(7, 79, 'zzzzzzz'), (9, 92, 'bbbbbbbbb'), (2, 25, 'pp'), +(5, 53, 'eeeee'), (2, 23, 'qq'), (7, 76,'wwwwwww'), +(7, 74, 'uuuuuuu'), (9, 92, 'ccccccccc'), (2, 25, 'oo'); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT MIN(a) FROM t1 WHERE a >= 5; +MIN(a) +5 +EXPLAIN +SELECT MIN(a) FROM t1 WHERE a >= 5; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +SELECT MIN(a) FROM (SELECT * FROM t1) t WHERE a >= 5; +MIN(a) +5 +EXPLAIN +SELECT MIN(a) FROM(SELECT * FROM t1) t WHERE a >= 5; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +SELECT MIN(a) FROM v1 WHERE a >= 5; +MIN(a) +5 +EXPLAIN +SELECT MIN(a) FROM v1 WHERE a >= 5; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +SELECT MAX(b) FROM t1 WHERE a=7 AND b<75; +MAX(b) +74 +EXPLAIN +SELECT MAX(b) FROM t1 WHERE a=7 AND b<75; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +SELECT MAX(b) FROM (SELECT * FROM t1) t WHERE a=7 AND b<75; +MAX(b) +74 +EXPLAIN +SELECT MAX(b) FROM (SELECT * FROM t1) t WHERE a=7 AND b<75; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +SELECT MAX(b) FROM v1 WHERE a=7 AND b<75; +MAX(b) +74 +EXPLAIN +SELECT MAX(b) FROM v1 WHERE a=7 AND b<75; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +DROP VIEW v1; +DROP TABLE t1; +# +# LP bug #800535: GROUP BY query with nested left join +# and a derived table in the nest +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (1), (2); +CREATE TABLE t2 (a int NOT NULL); +INSERT INTO t2 VALUES (1), (2); +CREATE TABLE t3 (a int, b int); +INSERT INTO t3 VALUES (3,3), (4,4); +EXPLAIN EXTENDED +SELECT t.a FROM t1 LEFT JOIN +(t2 t JOIN t3 ON t3.b > 5) ON t.a >= 1 +GROUP BY t.a; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +1 SIMPLE t ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select `test`.`t`.`a` AS `a` from `test`.`t1` left join (`test`.`t2` `t` join `test`.`t3`) on(((`test`.`t`.`a` >= 1) and (`test`.`t3`.`b` > 5))) where 1 group by `test`.`t`.`a` +SELECT t.a FROM t1 LEFT JOIN +(t2 t JOIN t3 ON t3.b > 5) ON t.a >= 1 +GROUP BY t.a; +a +NULL +EXPLAIN EXTENDED +SELECT t.a FROM t1 LEFT JOIN +(( SELECT * FROM t2 ) t JOIN t3 ON t3.b > 5) ON t.a >= 1 +GROUP BY t.a; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` left join (`test`.`t2` join `test`.`t3`) on(((`test`.`t2`.`a` >= 1) and (`test`.`t3`.`b` > 5))) where 1 group by `test`.`t2`.`a` +SELECT t.a FROM t1 LEFT JOIN +(( SELECT * FROM t2 ) t JOIN t3 ON t3.b > 5) ON t.a >= 1 +GROUP BY t.a; +a +NULL +CREATE VIEW v1 AS SELECT * FROM t2; +EXPLAIN EXTENDED +SELECT t.a FROM t1 LEFT JOIN +(v1 t JOIN t3 ON t3.b > 5) ON t.a >= 1 +GROUP BY t.a; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` left join (`test`.`t2` join `test`.`t3`) on(((`test`.`t2`.`a` >= 1) and (`test`.`t3`.`b` > 5))) where 1 group by `test`.`t2`.`a` +SELECT t.a FROM t1 LEFT JOIN +(v1 t JOIN t3 ON t3.b > 5) ON t.a >= 1 +GROUP BY t.a; +a +NULL +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #803410: materialized view/dt accessed by two-component key +# +CREATE TABLE t1 (a varchar(1)); +INSERT INTO t1 VALUES ('c'); +CREATE TABLE t2 (a varchar(1) , KEY (a)) ; +INSERT INTO t2 VALUES ('c'), (NULL), ('r'); +CREATE TABLE t3 (a varchar(1), b varchar(1)); +INSERT INTO t3 VALUES ('e', 'c'), ('c', 'c'), ('c', 'r'); +CREATE VIEW v1 AS SELECT a, MIN(b) AS b FROM t3 GROUP BY a; +EXPLAIN +SELECT * FROM t1, t2, v1 WHERE t2.a=t1.a AND t2.a=v1.a AND t2.a=v1.b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 ref a a 4 const 1 Using index +1 PRIMARY <derived2> ref key1 key1 10 test.t1.a,test.t1.a 2 +2 DERIVED t3 ALL NULL NULL NULL NULL 3 Using temporary; Using filesort +SELECT * FROM t1, t2, v1 WHERE t2.a=t1.a AND t2.a=v1.a AND t2.a=v1.b; +a a a b +c c c c +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #802845: select from derived table with limit 0 +# +SELECT * FROM (SELECT 1 LIMIT 0) t; +1 +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (7), (1), (3); +SELECT * FROM (SELECT * FROM t1 LIMIT 0) t; +a +DROP TABLE t1; +# +# LP bug #803851: materialized view + IN->EXISTS +# +SET SESSION optimizer_switch='semijoin=off,derived_with_keys=on'; +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (2,2), (3,3), (1,1); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (1), (2), (1); +CREATE TABLE t3 (a int); +INSERT INTO t3 VALUES (3), (1), (2), (1); +CREATE VIEW v1 AS SELECT a, MAX(b) AS b FROM t1 GROUP BY a; +EXPLAIN EXTENDED +SELECT * FROM t3 +WHERE t3.a IN (SELECT v1.a FROM v1, t2 WHERE t2.a = v1.b); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +2 DEPENDENT SUBQUERY <derived3> ref key0 key0 5 func 2 100.00 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) +3 DERIVED t1 ALL NULL NULL NULL NULL 3 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <in_optimizer>(`test`.`t3`.`a`,<exists>(select `v1`.`a` from `test`.`v1` join `test`.`t2` where ((`test`.`t2`.`a` = `v1`.`b`) and (<cache>(`test`.`t3`.`a`) = `v1`.`a`)))) +SELECT * FROM t3 +WHERE t3.a IN (SELECT v1.a FROM v1, t2 WHERE t2.a = v1.b); +a +1 +2 +1 +SET SESSION optimizer_switch=@save_optimizer_switch; +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #804515: materialized derived + ORDER BY +# +CREATE TABLE t1 (f1 varchar(1), f2 varchar(1), KEY (f2)); +INSERT INTO t1 VALUES +('r','x'), ('x','d'), ('x','r'), ('r','f'), ('x','x'); +CREATE TABLE t2 (f1 varchar(1), f2 varchar(1)); +INSERT INTO t2 VALUES ('s','x'); +CREATE TABLE t3 (f1 varchar(1), f2 varchar(1), KEY (f2)); +INSERT INTO t3 VALUES +(NULL,'x'), (NULL,'f'), ('t','p'), (NULL,'j'), ('g','c'); +CREATE TABLE t4 (f1 int, f2 varchar(1), KEY (f2,f1)) ; +INSERT INTO t4 VALUES (1,'x'), (5,'r'); +EXPLAIN +SELECT t.f1 AS f +FROM (SELECT DISTINCT t1.* FROM t1,t2 WHERE t2.f2 = t1.f2) t,t3,t4 +WHERE t4.f2 = t3.f2 AND t4.f2 = t.f1 ORDER BY f; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using where; Using filesort +1 PRIMARY t4 ref f2 f2 4 t.f1 1 Using index +1 PRIMARY t3 ref f2 f2 4 t.f1 2 Using index +2 DERIVED t2 system NULL NULL NULL NULL 1 Using temporary +2 DERIVED t1 ref f2 f2 4 const 2 Using where +SELECT t.f1 AS f +FROM (SELECT DISTINCT t1.* FROM t1,t2 WHERE t2.f2 = t1.f2) t,t3,t4 +WHERE t4.f2 = t3.f2 AND t4.f2 = t.f1 ORDER BY f; +f +x +DROP TABLE t1,t2,t3,t4; +# +# LP bug #806431: join over materialized derived with key +# +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (0,0),(3,0),(1,0); +CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT a,b FROM t1 ; +SET SESSION optimizer_switch='derived_with_keys=off'; +SELECT * FROM t1 AS t JOIN v1 AS v WHERE t.a = v.b AND t.b = v.b; +a b a b +0 0 0 0 +0 0 3 0 +0 0 1 0 +SET SESSION optimizer_switch='derived_with_keys=on'; +EXPLAIN +SELECT * FROM t1 AS t JOIN v1 AS v WHERE t.a = v.b AND t.b = v.b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t ALL NULL NULL NULL NULL 3 Using where +1 PRIMARY <derived2> ref key0 key0 5 test.t.a 2 +2 DERIVED t1 ALL NULL NULL NULL NULL 3 +SELECT * FROM t1 AS t JOIN v1 AS v WHERE t.a = v.b AND t.b = v.b; +a b a b +0 0 1 0 +0 0 3 0 +0 0 0 0 +SET SESSION optimizer_switch=@save_optimizer_switch; +DROP VIEW v1; +DROP TABLE t1; +# +# LP bug #806477: left join over merged join with +# where condition containing f=f +# +CREATE TABLE t1 (a int NOT NULL); +INSERT INTO t1 VALUES (1), (50), (0); +CREATE TABLE t2 (a int); +CREATE TABLE t3 (a int, b int); +INSERT INTO t3 VALUES (76,2), (1,NULL); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT t3.b, v1.a +FROM t3 LEFT JOIN (t2, v1) ON t3.a <> 0 +WHERE v1.a = v1.a OR t3.b <> 0; +b a +2 NULL +EXPLAIN EXTENDED +SELECT t3.b, v1.a +FROM t3 LEFT JOIN (t2, v1) ON t3.a <> 0 +WHERE v1.a = v1.a OR t3.b <> 0; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 +1 SIMPLE t2 ALL NULL NULL NULL NULL 0 0.00 Using where +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where +Warnings: +Note 1003 select `test`.`t3`.`b` AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t3` left join (`test`.`t2` join `test`.`t1`) on((`test`.`t3`.`a` <> 0)) where ((`test`.`t1`.`a` = `test`.`t1`.`a`) or (`test`.`t3`.`b` <> 0)) +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #806510: subquery with outer reference +# to a derived_table/view +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (4), (NULL); +CREATE TABLE t2 (a int) ; +INSERT INTO t2 VALUES (8), (0); +CREATE TABLE t3 (a int, b int) ; +INSERT INTO t3 VALUES (7,8); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM t1 t +WHERE EXISTS (SELECT t3.a FROM t3, t2 +WHERE t2.a = t3.b AND t.a != 0); +a +4 +EXPLAIN +SELECT * FROM t1 t +WHERE EXISTS (SELECT t3.a FROM t3, t2 +WHERE t2.a = t3.b AND t.a != 0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM (SELECT * FROM t1) t +WHERE EXISTS (SELECT t3.a FROM t3, t2 +WHERE t2.a = t3.b AND t.a != 0); +a +4 +EXPLAIN +SELECT * FROM (SELECT * FROM t1) t +WHERE EXISTS (SELECT t3.a FROM t3, t2 +WHERE t2.a = t3.b AND t.a != 0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 1 +3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM v1 t +WHERE EXISTS (SELECT t3.a FROM t3, t2 +WHERE t2.a = t3.b AND t.a != 0); +a +4 +EXPLAIN +SELECT * FROM v1 t +WHERE EXISTS (SELECT t3.a FROM t3, t2 +WHERE t2.a = t3.b AND t.a != 0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #806097: left join over a view + DISTINCT +# +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (252,6), (232,0), (174,232); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (232), (174); +CREATE TABLE t3 (c int); +INSERT INTO t3 VALUES (1), (2); +CREATE VIEW v1 AS SELECT t2.a FROM t3,t2; +SELECT v1.a FROM t1 LEFT JOIN v1 ON t1.b = 0; +a +NULL +232 +174 +232 +174 +NULL +SELECT DISTINCT t2.a FROM t1 LEFT JOIN (t3,t2) ON t1.b = 0; +a +NULL +232 +174 +EXPLAIN +SELECT DISTINCT t2.a FROM t1 LEFT JOIN (t3,t2) ON t1.b = 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using temporary +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 +SELECT DISTINCT v1.a FROM t1 LEFT JOIN v1 ON t1.b = 0; +a +NULL +232 +174 +EXPLAIN +SELECT DISTINCT v1.a FROM t1 LEFT JOIN v1 ON t1.b = 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using temporary +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #806504: right join over a view/derived table +# +CREATE TABLE t1 (a int, b int) ; +INSERT INTO t1 VALUES (0,0); +CREATE TABLE t2 (a int) ; +INSERT INTO t2 VALUES (0), (0); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM t2 RIGHT JOIN (SELECT * FROM t1) AS t ON t.a != 0 +WHERE t.a IN (SELECT b FROM t1); +a a b +NULL 0 0 +EXPLAIN EXTENDED +SELECT * FROM t2 RIGHT JOIN (SELECT * FROM t1) AS t ON t.a != 0 +WHERE t.a IN (SELECT b FROM t1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +3 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 1 100.00 +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a`,0 AS `a`,0 AS `b` from `test`.`t1` left join `test`.`t2` on((0 <> 0)) where <in_optimizer>(0,<exists>(select 0 from `test`.`t1` where (<cache>(0) = 0))) +SELECT * FROM t2 RIGHT JOIN v1 AS t ON t.a != 0 +WHERE t.a IN (SELECT b FROM t1); +a a b +NULL 0 0 +EXPLAIN EXTENDED +SELECT * FROM t2 RIGHT JOIN v1 AS t ON t.a != 0 +WHERE t.a IN (SELECT b FROM t1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +2 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 1 100.00 +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a`,0 AS `a`,0 AS `b` from `test`.`t1` left join `test`.`t2` on((0 <> 0)) where <in_optimizer>(0,<exists>(select 0 from `test`.`t1` where (<cache>(0) = 0))) +DROP VIEW v1; +DROP TABLE t1,t2; +# +# LP bug #809206: DISTINCT in derived table / view +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (0); +CREATE TABLE t2 (a varchar(32), b int, KEY (a)) ; +INSERT INTO t2 VALUES +('j',28), ('c',29), ('i',26), ('c',29), ('k',27), +('j',28), ('c',29), ('i',25), ('d',26), ('k',27); +CREATE TABLE t3 (a varchar(32)); +INSERT INTO t3 VALUES ('j'), ('c'); +CREATE VIEW v1 AS SELECT DISTINCT t2.b FROM t1,t2,t3 WHERE t3.a = t2.a; +SELECT DISTINCT t2.b FROM t1,t2,t3 WHERE t3.a = t2.a; +b +28 +29 +EXPLAIN +SELECT DISTINCT t2.b FROM t1,t2,t3 WHERE t3.a = t2.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 Using temporary +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 ref a a 35 test.t3.a 2 +SELECT * FROM (SELECT DISTINCT t2.b FROM t1,t2,t3 WHERE t3.a = t2.a) t; +b +28 +29 +EXPLAIN +SELECT * FROM (SELECT DISTINCT t2.b FROM t1,t2,t3 WHERE t3.a = t2.a) t; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 +2 DERIVED t1 system NULL NULL NULL NULL 1 Using temporary +2 DERIVED t3 ALL NULL NULL NULL NULL 2 Using where +2 DERIVED t2 ref a a 35 test.t3.a 2 +SELECT * FROM v1; +b +28 +29 +EXPLAIN +SELECT * FROM v1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 +2 DERIVED t1 system NULL NULL NULL NULL 1 Using temporary +2 DERIVED t3 ALL NULL NULL NULL NULL 2 Using where +2 DERIVED t2 ref a a 35 test.t3.a 2 +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #809179: right join over a derived table / view +# +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (6,5); +CREATE TABLE t2 (a int, b int); +INSERT INTO t2 VALUES (1,0); +CREATE TABLE t3 (a int, b int); +INSERT INTO t3 VALUES (6,5); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT t.a,t.b FROM t3 RIGHT JOIN (t1 AS t, t2) ON t2.b != 0 +WHERE (t.a,t.b) NOT IN (SELECT 7, 5); +a b +6 5 +EXPLAIN EXTENDED +SELECT t.a,t.b FROM t3 RIGHT JOIN (t1 AS t, t2) ON t2.b != 0 +WHERE (t.a,t.b) NOT IN (SELECT 7, 5); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t1` `t` join `test`.`t2` left join `test`.`t3` on((0 <> 0)) where (not(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))) +SELECT t.a,t.b FROM t3 RIGHT JOIN ((SELECT * FROM t1) AS t, t2) ON t2.b != 0 +WHERE (t.a,t.b) NOT IN (SELECT 7, 5); +a b +6 5 +EXPLAIN EXTENDED +SELECT t.a,t.b FROM t3 RIGHT JOIN ((SELECT * FROM t1) AS t, t2) ON t2.b != 0 +WHERE (t.a,t.b) NOT IN (SELECT 7, 5); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t1` join `test`.`t2` left join `test`.`t3` on((0 <> 0)) where (not(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))) +SELECT t.a,t.b FROM t3 RIGHT JOIN (v1 AS t, t2) ON t2.b != 0 +WHERE (t.a,t.b) NOT IN (SELECT 7, 5); +a b +6 5 +EXPLAIN EXTENDED +SELECT t.a,t.b FROM t3 RIGHT JOIN (v1 AS t, t2) ON t2.b != 0 +WHERE (t.a,t.b) NOT IN (SELECT 7, 5); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t3 system NULL NULL NULL NULL 1 100.00 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select 6 AS `a`,5 AS `b` from `test`.`t1` join `test`.`t2` left join `test`.`t3` on((0 <> 0)) where (not(<in_optimizer>((6,5),<exists>(select 7,5 having (trigcond(((<cache>(6) = 7) or isnull(7))) and trigcond(((<cache>(5) = 5) or isnull(5))) and trigcond(<is_not_null_test>(7)) and trigcond(<is_not_null_test>(5))))))) +DROP VIEW v1; +DROP TABLE t1,t2,t3; +# +# LP bug #794901: insert into a multi-table view +# +CREATE TABLE t1 (a int); +CREATE TABLE t2 (a int); +CREATE TABLE t3 (a int); +CREATE VIEW v1 AS SELECT t1.a FROM t1,t2; +CREATE VIEW v2 AS SELECT a FROM t2 GROUP BY a; +CREATE VIEW v3 AS SELECT v1.a FROM v1,v2; +INSERT INTO v3(a) VALUES (1); +ERROR HY000: The target table v3 of the INSERT is not insertable-into +DROP VIEW v1,v2,v3; +DROP TABLE t1,t2,t3; +# +# LP bug #793448: materialized view accessed by two-component key +# +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (9,3), (2,5); +CREATE TABLE t2 (a int, b int); +INSERT INTO t2 VALUES (9,3), (3,7), (9,1), (2,5), (2,4), (3,8); +CREATE TABLE t3 (a int, b int); +INSERT INTO t3 VALUES (10,3), (9,7), (9,1), (2,4); +CREATE VIEW v1(a,b) AS SELECT a, MAX(b) FROM t2 GROUP BY a; +CREATE VIEW v2(a,b) AS SELECT a,b FROM t2 UNION SELECT a,b FROM t3; +SELECT * FROM v1; +a b +2 5 +3 8 +9 3 +SELECT a FROM t1 WHERE (a,b) IN (SELECT * FROM v1); +a +9 +2 +EXPLAIN +SELECT a FROM t1 WHERE (a,b) IN (SELECT * FROM v1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY <derived3> index_subquery key0 key0 10 func,func 2 Using where +3 DERIVED t2 ALL NULL NULL NULL NULL 6 Using temporary; Using filesort +SELECT * FROM v2; +a b +9 3 +3 7 +9 1 +2 5 +2 4 +3 8 +10 3 +9 7 +SELECT a FROM t1 WHERE (a,b) IN (SELECT * FROM v2); +a +9 +2 +EXPLAIN +SELECT a FROM t1 WHERE (a,b) IN (SELECT * FROM v2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY <derived3> index_subquery key0 key0 10 func,func 2 Using where +3 DERIVED t2 ALL NULL NULL NULL NULL 6 +4 UNION t3 ALL NULL NULL NULL NULL 4 +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +DROP VIEW v1,v2; +DROP TABLE t1,t2,t3; +# +# LP bug #804686: query over a derived table using a view +# with a degenerated where condition +# +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (0,0), (1,0), (0,0), (1,1), (1,0); +CREATE VIEW v1 AS SELECT a,b FROM t1; +CREATE VIEW v2 AS SELECT a, MAX(b) AS b FROM t1 GROUP BY a; +SELECT * FROM (SELECT b FROM v1 WHERE b = 0) t WHERE b<>0; +b +SELECT * FROM (SELECT b FROM v2 WHERE b = 0) t WHERE b<>0; +b +SELECT * FROM (SELECT b FROM v1 WHERE b = 0) t WHERE b; +b +SELECT * FROM (SELECT b FROM v2 WHERE b = 0) t WHERE b; +b +EXPLAIN EXTENDED +SELECT * FROM (SELECT b FROM v1 WHERE b = 0) t WHERE b; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +Warnings: +Note 1003 select `test`.`t1`.`b` AS `b` from `test`.`t1` where 0 +EXPLAIN EXTENDED +SELECT * FROM (SELECT b FROM v2 WHERE b = 0) t WHERE b; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +3 DERIVED t1 ALL NULL NULL NULL NULL 5 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `v2`.`b` AS `b` from `test`.`v2` where 0 +DROP VIEW v1,v2; +DROP TABLE t1; +# +# LP bug #819716: crash with embedded tableless materialized derived +# with a variable +# +set optimizer_switch='derived_merge=off'; +EXPLAIN +SELECT * FROM (SELECT * FROM (SELECT @b) AS t) AS s; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> system NULL NULL NULL NULL 1 +2 DERIVED <derived3> system NULL NULL NULL NULL 1 +3 DERIVED NULL NULL NULL NULL NULL NULL NULL No tables used +SELECT * FROM (SELECT * FROM (SELECT @b) AS t) AS s; +@b +NULL +set optimizer_switch='derived_merge=on'; +# +# LP bug #823826: view over join + IS NULL in WHERE +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (1), (1); +CREATE TABLE t2 (b int) ; +INSERT INTO t2 VALUES (9), (NULL), (7); +CREATE VIEW v1 AS SELECT * FROM t1,t2; +EXPLAIN +SELECT * FROM (SELECT * FROM t1,t2) t WHERE b IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) +SELECT * FROM (SELECT * FROM t1,t2) t WHERE b IS NULL; +a b +1 NULL +1 NULL +EXPLAIN +SELECT * FROM v1 WHERE b IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) +SELECT * FROM v1 WHERE b IS NULL; +a b +1 NULL +1 NULL +DROP VIEW v1; +DROP TABLE t1,t2; +# +# LP bug #823835: a duplicate of #823189 with derived table +# +CREATE TABLE t1 (a varchar(32)) ; +INSERT INTO t1 VALUES ('r'), ('p'); +CREATE TABLE t2 (a int NOT NULL, b varchar(32)) ; +INSERT INTO t2 VALUES (28,'j'); +CREATE TABLE t3 (a int); +INSERT INTO t3 VALUES (0), (0); +EXPLAIN EXTENDED +SELECT * FROM (SELECT * FROM t1) AS t +WHERE EXISTS (SELECT t2.a FROM t3 RIGHT JOIN t2 ON (t3.a = t2.a) +WHERE t2.b < t.a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where +3 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1 100.00 +3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1276 Field or reference 't.a' of SELECT #3 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where exists(select 28 from `test`.`t2` left join `test`.`t3` on((`test`.`t3`.`a` = 28)) where ('j' < `test`.`t1`.`a`)) +SELECT * FROM (SELECT * FROM t1) AS t +WHERE EXISTS (SELECT t2.a FROM t3 RIGHT JOIN t2 ON (t3.a = t2.a) +WHERE t2.b < t.a); +a +r +p +DROP TABLE t1,t2,t3; +set optimizer_switch=@exit_optimizer_switch; diff --git a/mysql-test/r/distinct.result b/mysql-test/r/distinct.result index 041ee3e72cd..3dce43c8bef 100644 --- a/mysql-test/r/distinct.result +++ b/mysql-test/r/distinct.result @@ -173,9 +173,9 @@ INSERT INTO t2 values (1),(2),(3); INSERT INTO t3 VALUES (1,'1'),(2,'2'),(1,'1'),(2,'2'); explain SELECT distinct t3.a FROM t3,t2,t1 WHERE t3.a=t1.b AND t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 4 Using temporary +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 4 Using where; Using temporary 1 SIMPLE t3 ref a a 5 test.t1.b 2 Using index -1 SIMPLE t2 index a a 4 NULL 5 Using where; Using index; Distinct; Using join buffer +1 SIMPLE t2 index a a 4 NULL 5 Using where; Using index; Distinct; Using join buffer (flat, BNL join) SELECT distinct t3.a FROM t3,t2,t1 WHERE t3.a=t1.b AND t1.a=t2.a; a 1 @@ -300,11 +300,11 @@ WHERE AND ((t1.id=j_lj_t3.id AND t3_lj.id IS NULL) OR (t1.id=t3.id AND t3.idx=2)); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index id id 4 NULL 2 Using index; Using temporary -1 SIMPLE t2 index id id 8 NULL 1 Using index; Distinct; Using join buffer -1 SIMPLE t3 index id id 8 NULL 1 Using index; Distinct; Using join buffer -1 SIMPLE j_lj_t2 index id id 4 NULL 2 Using where; Using index; Distinct; Using join buffer +1 SIMPLE t2 index id id 8 NULL 1 Using index; Distinct; Using join buffer (flat, BNL join) +1 SIMPLE t3 index id id 8 NULL 1 Using index; Distinct; Using join buffer (flat, BNL join) +1 SIMPLE j_lj_t2 index id id 4 NULL 2 Using where; Using index; Distinct; Using join buffer (flat, BNL join) 1 SIMPLE t2_lj ref id id 4 test.j_lj_t2.id 1 Using where; Using index; Distinct -1 SIMPLE j_lj_t3 index id id 4 NULL 2 Using where; Using index; Distinct; Using join buffer +1 SIMPLE j_lj_t3 index id id 4 NULL 2 Using where; Using index; Distinct; Using join buffer (flat, BNL join) 1 SIMPLE t3_lj ref id id 4 test.j_lj_t3.id 1 Using where; Using index; Distinct SELECT DISTINCT t1.id @@ -515,7 +515,7 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT DISTINCT t1_1.a, t1_1.b FROM t1 t1_1, t1 t1_2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1_1 ALL NULL NULL NULL NULL 3 Using temporary -1 SIMPLE t1_2 index NULL PRIMARY 4 NULL 3 Using index; Distinct; Using join buffer +1 SIMPLE t1_2 index NULL PRIMARY 4 NULL 3 Using index; Distinct; Using join buffer (flat, BNL join) EXPLAIN SELECT DISTINCT t1_1.a, t1_1.b FROM t1 t1_1, t1 t1_2 WHERE t1_1.a = t1_2.a; id select_type table type possible_keys key key_len ref rows Extra @@ -794,6 +794,56 @@ DROP TABLE t1; SET @@sort_buffer_size = @old_sort_buffer_size; SET @@max_heap_table_size = @old_max_heap_table_size; End of 5.1 tests +create table t1 (a varchar(100)); +insert t1 values ('2010-10-10'), ('20101010'); +select * from t1 where a = DATE('2010-10-10'); +a +2010-10-10 +20101010 +select distinct a from t1 where a = DATE('2010-10-10'); +a +2010-10-10 +20101010 +explain select distinct a from t1 where a = DATE('2010-10-10'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where; Using temporary +drop table t1; +# date = string +create table t1 (a date); +insert t1 values ('2010-10-10'), ('20101010'); +explain select distinct a from t1 where a = '2010-10-10'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +drop table t1; +# double = string +create table t1 (a double); +insert t1 values (2), (2); +explain select distinct a from t1 where a = '2'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +# double = int +explain select distinct a from t1 where a = 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +# string = double +alter table t1 modify a varchar(100); +explain select distinct a from t1 where a = 2e0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where; Using temporary +drop table t1; +create table t1 (f1 varchar(40)); +insert into t1 values ('2010-10-10 00:00:00.0001'),('2010-10-10 00:00:00.0002'),('2010-10-10 00:00:00.0003'); +select time(f1) from t1 ; +time(f1) +00:00:00.000100 +00:00:00.000200 +00:00:00.000300 +select distinct time(f1) from t1 ; +time(f1) +00:00:00.000100 +00:00:00.000200 +00:00:00.000300 +drop table t1; # # Bug #11744875: 4082: integer lengths cause truncation with distinct concat and innodb # diff --git a/mysql-test/r/dyncol.result b/mysql-test/r/dyncol.result new file mode 100644 index 00000000000..60f9dca0dd7 --- /dev/null +++ b/mysql-test/r/dyncol.result @@ -0,0 +1,1339 @@ +# +# column create +# +select hex(COLUMN_CREATE(1, NULL AS char character set utf8)); +hex(COLUMN_CREATE(1, NULL AS char character set utf8)) +000000 +select hex(COLUMN_CREATE(1, "afaf" AS char character set utf8)); +hex(COLUMN_CREATE(1, "afaf" AS char character set utf8)) +0001000100030861666166 +select hex(COLUMN_CREATE(1, 1212 AS char character set utf8)); +hex(COLUMN_CREATE(1, 1212 AS char character set utf8)) +0001000100030831323132 +select hex(COLUMN_CREATE(1, 12.12 AS char character set utf8)); +hex(COLUMN_CREATE(1, 12.12 AS char character set utf8)) +0001000100030831322E3132 +select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS char character set utf8)); +hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS char character set utf8)) +000100010003083939393939393939393939393939393939393939393939393939393939 +select hex(COLUMN_CREATE(1, NULL AS unsigned int)); +hex(COLUMN_CREATE(1, NULL AS unsigned int)) +000000 +select hex(COLUMN_CREATE(1, 1212 AS unsigned int)); +hex(COLUMN_CREATE(1, 1212 AS unsigned int)) +000100010001BC04 +select hex(COLUMN_CREATE(1, 7 AS unsigned int)); +hex(COLUMN_CREATE(1, 7 AS unsigned int)) +00010001000107 +select hex(COLUMN_CREATE(1, 8 AS unsigned int)); +hex(COLUMN_CREATE(1, 8 AS unsigned int)) +00010001000108 +select hex(COLUMN_CREATE(1, 127 AS unsigned int)); +hex(COLUMN_CREATE(1, 127 AS unsigned int)) +0001000100017F +select hex(COLUMN_CREATE(1, 128 AS unsigned int)); +hex(COLUMN_CREATE(1, 128 AS unsigned int)) +00010001000180 +select hex(COLUMN_CREATE(1, 12.12 AS unsigned int)); +hex(COLUMN_CREATE(1, 12.12 AS unsigned int)) +0001000100010C +select hex(COLUMN_CREATE(1, ~0)); +hex(COLUMN_CREATE(1, ~0)) +000100010001FFFFFFFFFFFFFFFF +select hex(COLUMN_CREATE(1, -1)); +hex(COLUMN_CREATE(1, -1)) +00010001000001 +select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS unsigned int)); +hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS unsigned int)) +000100010001FFFFFFFFFFFFFF7F +Warnings: +Warning 1916 Got overflow when converting '99999999999999999999999999999' to INT. Value truncated. +select hex(COLUMN_CREATE(1, NULL AS int)); +hex(COLUMN_CREATE(1, NULL AS int)) +000000 +select hex(COLUMN_CREATE(1, 1212 AS int)); +hex(COLUMN_CREATE(1, 1212 AS int)) +0001000100007809 +select hex(COLUMN_CREATE(1, 7 AS int)); +hex(COLUMN_CREATE(1, 7 AS int)) +0001000100000E +select hex(COLUMN_CREATE(1, 8 AS int)); +hex(COLUMN_CREATE(1, 8 AS int)) +00010001000010 +select hex(COLUMN_CREATE(1, 127 AS int)); +hex(COLUMN_CREATE(1, 127 AS int)) +000100010000FE +select hex(COLUMN_CREATE(1, 128 AS int)); +hex(COLUMN_CREATE(1, 128 AS int)) +0001000100000001 +select hex(COLUMN_CREATE(1, 12.12 AS int)); +hex(COLUMN_CREATE(1, 12.12 AS int)) +00010001000018 +select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS int)); +hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS int)) +000100010000FEFFFFFFFFFFFFFF +Warnings: +Warning 1916 Got overflow when converting '99999999999999999999999999999' to INT. Value truncated. +select hex(COLUMN_CREATE(1, NULL AS double)); +hex(COLUMN_CREATE(1, NULL AS double)) +000000 +select hex(COLUMN_CREATE(1, 1212 AS double)); +hex(COLUMN_CREATE(1, 1212 AS double)) +0001000100020000000000F09240 +select hex(COLUMN_CREATE(1, 12.12 AS double)); +hex(COLUMN_CREATE(1, 12.12 AS double)) +0001000100023D0AD7A3703D2840 +select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS double)); +hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS double)) +00010001000221D7E6FAE031F445 +select hex(COLUMN_CREATE(1, NULL AS decimal)); +hex(COLUMN_CREATE(1, NULL AS decimal)) +000000 +select hex(COLUMN_CREATE(1, 1212 AS decimal)); +hex(COLUMN_CREATE(1, 1212 AS decimal)) +0001000100040900800004BC +select hex(COLUMN_CREATE(1, 7 AS decimal)); +hex(COLUMN_CREATE(1, 7 AS decimal)) +000100010004090080000007 +select hex(COLUMN_CREATE(1, 8 AS decimal)); +hex(COLUMN_CREATE(1, 8 AS decimal)) +000100010004090080000008 +select hex(COLUMN_CREATE(1, 127 AS decimal)); +hex(COLUMN_CREATE(1, 127 AS decimal)) +00010001000409008000007F +select hex(COLUMN_CREATE(1, 128 AS decimal)); +hex(COLUMN_CREATE(1, 128 AS decimal)) +000100010004090080000080 +select hex(COLUMN_CREATE(1, 12.12 AS decimal)); +hex(COLUMN_CREATE(1, 12.12 AS decimal)) +00010001000402028C0C +select hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS decimal)); +hex(COLUMN_CREATE(1, 99999999999999999999999999999 AS decimal)) +0001000100041D00E33B9AC9FF3B9AC9FF3B9AC9FF +select hex(COLUMN_CREATE(1, NULL AS date)); +hex(COLUMN_CREATE(1, NULL AS date)) +000000 +select hex(COLUMN_CREATE(1, "2011-04-05" AS date)); +hex(COLUMN_CREATE(1, "2011-04-05" AS date)) +00010001000685B60F +select hex(COLUMN_CREATE(1, NULL AS time)); +hex(COLUMN_CREATE(1, NULL AS time)) +000000 +select hex(COLUMN_CREATE(1, "0:45:49.000001" AS time)); +hex(COLUMN_CREATE(1, "0:45:49.000001" AS time)) +000100010007010010B70000 +select hex(COLUMN_CREATE(1, NULL AS datetime)); +hex(COLUMN_CREATE(1, NULL AS datetime)) +000000 +select hex(COLUMN_CREATE(1, "2011-04-05 0:45:49.000001" AS datetime)); +hex(COLUMN_CREATE(1, "2011-04-05 0:45:49.000001" AS datetime)) +00010001000585B60F010010B70000 +select hex(COLUMN_CREATE(1, "afaf" AS char character set utf8, +2, 1212 AS unsigned int, +3, 1212 AS int, +4, 12.12 AS double, +4+1, 12.12 AS decimal, +6, "2011-04-05" AS date, +7, "- 0:45:49.000001" AS time, +8, "2011-04-05 0:45:49.000001" AS datetime)); +hex(COLUMN_CREATE(1, "afaf" AS char character set utf8, +2, 1212 AS unsigned int, +3, 1212 AS int, +4, 12.12 AS double, +4+1, 12.12 AS decimal, +6, "2011-04-05" AS date, +7, "- 0:45:49.000001" AS time, +8, "2011-04-05 0:45:49.000001" AS datetime)) +01080001000300020029000300380004004A0005008C000600AE000700C7000800F5000861666166BC0478093D0AD7A3703D284002028C0C85B60F010010B7000485B60F010010B70000 +explain extended +select hex(COLUMN_CREATE(1, "afaf" AS char character set utf8, +2, 1212 AS unsigned int, +3, 1212 AS int, +4, 12.12 AS double, +4+1, 12.12 AS decimal, +6, "2011-04-05" AS date, +7, "- 0:45:49.000001" AS time, +8, "2011-04-05 0:45:49.000001" AS datetime)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select hex(column_create(1,'afaf' AS char charset utf8 ,2,1212 AS unsigned int,3,1212 AS int,4,12.12 AS double,(4 + 1),12.12 AS decimal,6,'2011-04-05' AS date,7,'- 0:45:49.000001' AS time,8,'2011-04-05 0:45:49.000001' AS datetime)) AS `hex(COLUMN_CREATE(1, "afaf" AS char character set utf8, +2, 1212 AS unsigned int, +3, 1212 AS int, +4, 12.12 AS double, +4+1, 12.12 AS decimal, +6, "2011-04-05" AS date, +7, "- 0:45:49.000001" AS time, +8, "2011-04-05 0:45:49.000001" AS datetime))` +select hex(column_create(1, 0.0 AS decimal)); +hex(column_create(1, 0.0 AS decimal)) +000100010004 +select hex(column_create(1, 1.0 AS decimal)); +hex(column_create(1, 1.0 AS decimal)) +00010001000401018100 +# +# column get uint +# +select column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned int); +column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned int) +1212 +explain extended +select column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned int); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212 AS unsigned int),1) as unsigned) AS `column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned int)` +explain extended +select column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212 AS unsigned int),1) as unsigned) AS `column_get(column_create(1, 1212 AS unsigned int), 1 as unsigned)` +select column_get(column_create(1, 1212 AS decimal), 1 as unsigned int); +column_get(column_create(1, 1212 AS decimal), 1 as unsigned int) +1212 +select column_get(column_create(1, 1212 AS double), 1 as unsigned int); +column_get(column_create(1, 1212 AS double), 1 as unsigned int) +1212 +select column_get(column_create(1, 1212 AS int), 1 as unsigned int); +column_get(column_create(1, 1212 AS int), 1 as unsigned int) +1212 +select column_get(column_create(1, "1212" AS char), 1 as unsigned int); +column_get(column_create(1, "1212" AS char), 1 as unsigned int) +1212 +select column_get(column_create(1, "2011-04-05" AS date), 1 as unsigned int); +column_get(column_create(1, "2011-04-05" AS date), 1 as unsigned int) +20110405 +select column_get(column_create(1, "8:46:06.23434" AS time), 1 as unsigned int); +column_get(column_create(1, "8:46:06.23434" AS time), 1 as unsigned int) +84606 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as unsigned int); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as unsigned int) +20110405084606 +select column_get(column_create(1, NULL AS unsigned int), 1 as unsigned int); +column_get(column_create(1, NULL AS unsigned int), 1 as unsigned int) +NULL +# column geint truncation & warnings +select column_get(column_create(1, -1212 AS int), 1 as unsigned int); +column_get(column_create(1, -1212 AS int), 1 as unsigned int) +18446744073709550404 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement +select column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as unsigned int); +column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as unsigned int) +18446744073709551615 +Warnings: +Warning 1916 Got overflow when converting '99999999999999999999999999999' to UNSIGNED INT. Value truncated. +select column_get(column_create(1, 999.9999999999999999 AS decimal), 1 as unsigned int); +column_get(column_create(1, 999.9999999999999999 AS decimal), 1 as unsigned int) +1000 +select column_get(column_create(1, -1 AS decimal), 1 as unsigned int); +column_get(column_create(1, -1 AS decimal), 1 as unsigned int) +0 +Warnings: +Warning 1916 Got overflow when converting '-1' to UNSIGNED INT. Value truncated. +select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as unsigned int); +column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as unsigned int) +18446744073709551615 +Warnings: +Warning 1916 Got overflow when converting '1e+29' to UNSIGNED INT. Value truncated. +select column_get(column_create(1, 999.9 AS double), 1 as unsigned int); +column_get(column_create(1, 999.9 AS double), 1 as unsigned int) +1000 +select column_get(column_create(1, -1 AS double), 1 as unsigned int); +column_get(column_create(1, -1 AS double), 1 as unsigned int) +0 +Warnings: +Warning 1916 Got overflow when converting '-1' to UNSIGNED INT. Value truncated. +select column_get(column_create(1, "1212III" AS char), 1 as unsigned int); +column_get(column_create(1, "1212III" AS char), 1 as unsigned int) +1212 +Warnings: +Warning 1918 Encountered illegal value '1212III' when converting to UNSIGNED INT +# +# column get int +# +select column_get(column_create(1, 1212 AS int), 1 as int); +column_get(column_create(1, 1212 AS int), 1 as int) +1212 +explain extended +select column_get(column_create(1, 1212 AS int), 1 as int); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212 AS int),1) as signed) AS `column_get(column_create(1, 1212 AS int), 1 as int)` +explain extended +select column_get(column_create(1, 1212 AS int), 1 as signed int); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212 AS int),1) as signed) AS `column_get(column_create(1, 1212 AS int), 1 as signed int)` +select column_get(column_create(1, -1212 AS int), 1 as int); +column_get(column_create(1, -1212 AS int), 1 as int) +-1212 +select column_get(column_create(1, 1212 AS decimal), 1 as int); +column_get(column_create(1, 1212 AS decimal), 1 as int) +1212 +select column_get(column_create(1, 1212 AS double), 1 as int); +column_get(column_create(1, 1212 AS double), 1 as int) +1212 +select column_get(column_create(1, 1212 AS unsigned int), 1 as int); +column_get(column_create(1, 1212 AS unsigned int), 1 as int) +1212 +select column_get(column_create(1, "1212" AS char), 1 as int); +column_get(column_create(1, "1212" AS char), 1 as int) +1212 +select column_get(column_create(1, "-1212" AS char), 1 as int); +column_get(column_create(1, "-1212" AS char), 1 as int) +-1212 +select column_get(column_create(1, "2011-04-05" AS date), 1 as int); +column_get(column_create(1, "2011-04-05" AS date), 1 as int) +20110405 +select column_get(column_create(1, "8:46:06.23434" AS time), 1 as int); +column_get(column_create(1, "8:46:06.23434" AS time), 1 as int) +84606 +select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as int); +column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as int) +84606 +select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as int); +column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as int) +-8084606 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as int); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as int) +20110405084606 +select column_get(column_create(1, NULL AS int), 1 as int); +column_get(column_create(1, NULL AS int), 1 as int) +NULL +#column gett truncation & warnings +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as int); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as int) +-1 +Warnings: +Warning 1105 Cast to signed converted positive out-of-range integer to it's negative complement +select column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as int); +column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as int) +9223372036854775807 +Warnings: +Warning 1916 Got overflow when converting '99999999999999999999999999999' to INT. Value truncated. +select column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as int); +column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as int) +-9223372036854775808 +Warnings: +Warning 1916 Got overflow when converting '-99999999999999999999999999999' to INT. Value truncated. +select column_get(column_create(1, 999.9999999999999999 AS decimal), 1 as int); +column_get(column_create(1, 999.9999999999999999 AS decimal), 1 as int) +1000 +select column_get(column_create(1, 999.9 AS double), 1 as int); +column_get(column_create(1, 999.9 AS double), 1 as int) +1000 +select column_get(column_create(1, -99999999999999999999999999999 AS double), 1 as int); +column_get(column_create(1, -99999999999999999999999999999 AS double), 1 as int) +-9223372036854775808 +Warnings: +Warning 1916 Got overflow when converting '-1e+29' to INT. Value truncated. +select column_get(column_create(1, "-1212III" AS char), 1 as int); +column_get(column_create(1, "-1212III" AS char), 1 as int) +-1212 +Warnings: +Warning 1918 Encountered illegal value '-1212III' when converting to INT +select column_get(column_create(1, "1212III" AS char), 1 as int); +column_get(column_create(1, "1212III" AS char), 1 as int) +1212 +Warnings: +Warning 1918 Encountered illegal value '1212III' when converting to INT +select column_get(COLUMN_CREATE(1, ~0), 1 as signed); +column_get(COLUMN_CREATE(1, ~0), 1 as signed) +-1 +Warnings: +Warning 1105 Cast to signed converted positive out-of-range integer to it's negative complement +select column_get(COLUMN_CREATE(1, ~0), 1 as unsigned); +column_get(COLUMN_CREATE(1, ~0), 1 as unsigned) +18446744073709551615 +select column_get(COLUMN_CREATE(1, -1), 1 as signed); +column_get(COLUMN_CREATE(1, -1), 1 as signed) +-1 +select column_get(COLUMN_CREATE(1, -1), 1 as unsigned); +column_get(COLUMN_CREATE(1, -1), 1 as unsigned) +18446744073709551615 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement +# +#column get char +# +select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset utf8); +column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset utf8) +1212 +explain extended +select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset utf8); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,'1212' AS char charset utf8 ),1) as char charset utf8) AS `column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset utf8)` +select column_get(column_create(1, 1212 AS unsigned int), 1 as char charset utf8); +column_get(column_create(1, 1212 AS unsigned int), 1 as char charset utf8) +1212 +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as char charset utf8); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as char charset utf8) +18446744073709551615 +select column_get(column_create(1, 1212 AS int), 1 as char charset utf8); +column_get(column_create(1, 1212 AS int), 1 as char charset utf8) +1212 +select column_get(column_create(1, -1212 AS int), 1 as char charset utf8); +column_get(column_create(1, -1212 AS int), 1 as char charset utf8) +-1212 +select column_get(column_create(1, 9223372036854775807 AS int), 1 as char charset utf8); +column_get(column_create(1, 9223372036854775807 AS int), 1 as char charset utf8) +9223372036854775807 +select column_get(column_create(1, -9223372036854775808 AS int), 1 as char charset utf8); +column_get(column_create(1, -9223372036854775808 AS int), 1 as char charset utf8) +-9223372036854775808 +select column_get(column_create(1, 1212.12 AS decimal), 1 as char charset utf8); +column_get(column_create(1, 1212.12 AS decimal), 1 as char charset utf8) +1212.12 +select column_get(column_create(1, 1212.12 AS double), 1 as char charset utf8); +column_get(column_create(1, 1212.12 AS double), 1 as char charset utf8) +1212.12 +select column_get(column_create(1, "2011-04-05" AS date), 1 as char charset utf8); +column_get(column_create(1, "2011-04-05" AS date), 1 as char charset utf8) +2011-04-05 +select column_get(column_create(1, "8:46:06.23434" AS time), 1 as char charset utf8); +column_get(column_create(1, "8:46:06.23434" AS time), 1 as char charset utf8) +08:46:06.234340 +select column_get(column_create(1, "8:46:06.23434" AS time(0)), 1 as char charset utf8); +column_get(column_create(1, "8:46:06.23434" AS time(0)), 1 as char charset utf8) +08:46:06.234340 +select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as char charset utf8); +column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as char charset utf8) +08:46:06.234340 +select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as char charset utf8); +column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as char charset utf8) +-808:46:06.234340 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as char charset utf8); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as char charset utf8) +2011-04-05 08:46:06.234340 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(0)), 1 as char charset utf8); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(0)), 1 as char charset utf8) +2011-04-05 08:46:06.234340 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as char charset utf8); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as char charset utf8) +2011-04-05 08:46:06.234340 +select column_get(column_create(1, NULL AS char charset utf8), 1 as char charset utf8); +column_get(column_create(1, NULL AS char charset utf8), 1 as char charset utf8) +NULL +select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset binary); +column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset binary) +1212 +explain extended +select column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset binary); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,'1212' AS char charset utf8 ),1) as char charset binary) AS `column_get(column_create(1, "1212" AS char charset utf8), 1 as char charset binary)` +# +# column get real +# +select column_get(column_create(1, 1212.12 AS double), 1 as double); +column_get(column_create(1, 1212.12 AS double), 1 as double) +1212.12 +explain extended +select column_get(column_create(1, 1212.12 AS double), 1 as double); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212.12 AS double),1) as double) AS `column_get(column_create(1, 1212.12 AS double), 1 as double)` +explain extended +select column_get(column_create(1, 1212.12 AS double), 1 as double(6,2)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212.12 AS double),1) as double(6,2)) AS `column_get(column_create(1, 1212.12 AS double), 1 as double(6,2))` +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as double); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as double) +1.8446744073709552e19 +select column_get(column_create(1, 9223372036854775807 AS int), 1 as double); +column_get(column_create(1, 9223372036854775807 AS int), 1 as double) +9.223372036854776e18 +select column_get(column_create(1, -9223372036854775808 AS int), 1 as double); +column_get(column_create(1, -9223372036854775808 AS int), 1 as double) +-9.223372036854776e18 +select column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as double); +column_get(column_create(1, 99999999999999999999999999999 AS decimal), 1 as double) +1e29 +select column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as double); +column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as double) +-1e29 +select column_get(column_create(1, "2011-04-05" AS date), 1 as double); +column_get(column_create(1, "2011-04-05" AS date), 1 as double) +20110405 +select column_get(column_create(1, "8:46:06.23434" AS time), 1 as double); +column_get(column_create(1, "8:46:06.23434" AS time), 1 as double) +84606.23434 +select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as double); +column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as double) +84606.23434 +select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as double); +column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as double) +-8084606.23434 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as double); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as double) +20110405084606.234 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as double); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime(6)), 1 as double) +20110405084606.234 +select round(column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as double(20,6)),3); +round(column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as double(20,6)),3) +20110405084606.234 +select column_get(column_create(1, NULL AS double), 1 as double); +column_get(column_create(1, NULL AS double), 1 as double) +NULL +# column get real truncation & warnings +select column_get(column_create(1, "1223.5aa" AS char), 1 as double); +column_get(column_create(1, "1223.5aa" AS char), 1 as double) +1223.5 +Warnings: +Warning 1918 Encountered illegal value '1223.5aa' when converting to DOUBLE +select column_get(column_create(1, "aa" AS char), 1 as double); +column_get(column_create(1, "aa" AS char), 1 as double) +0 +Warnings: +Warning 1918 Encountered illegal value 'aa' when converting to DOUBLE +select column_get(column_create(1, "1223.5555" AS double), 1 as double(5,2)); +column_get(column_create(1, "1223.5555" AS double), 1 as double(5,2)) +999.99 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, "1223.5555" AS double), 1 as double(5,2))' at row 1 +select column_get(column_create(1, "1223.5555" AS double), 1 as double(3,2)); +column_get(column_create(1, "1223.5555" AS double), 1 as double(3,2)) +9.99 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, "1223.5555" AS double), 1 as double(3,2))' at row 1 +# +# column get decimal +# +select column_get(column_create(1, 1212.12 AS double), 1 as decimal); +column_get(column_create(1, 1212.12 AS double), 1 as decimal) +1212 +select column_get(column_create(1, 1212.12 AS double), 1 as decimal(6,2)); +column_get(column_create(1, 1212.12 AS double), 1 as decimal(6,2)) +1212.12 +explain extended +select column_get(column_create(1, 1212.12 AS double), 1 as decimal); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212.12 AS double),1) as decimal(10,0)) AS `column_get(column_create(1, 1212.12 AS double), 1 as decimal)` +explain extended +select column_get(column_create(1, 1212.12 AS double), 1 as decimal(6,2)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(column_get(column_create(1,1212.12 AS double),1) as decimal(6,2)) AS `column_get(column_create(1, 1212.12 AS double), 1 as decimal(6,2))` +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as decimal(20,0)); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as decimal(20,0)) +18446744073709551615 +select column_get(column_create(1, 9223372036854775807 AS int), 1 as decimal(32,0)); +column_get(column_create(1, 9223372036854775807 AS int), 1 as decimal(32,0)) +9223372036854775807 +select column_get(column_create(1, -9223372036854775808 AS int), 1 as decimal(32,0)); +column_get(column_create(1, -9223372036854775808 AS int), 1 as decimal(32,0)) +-9223372036854775808 +select column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as decimal(40,10)); +column_get(column_create(1, -99999999999999999999999999999 AS decimal), 1 as decimal(40,10)) +-99999999999999999999999999999.0000000000 +select column_get(column_create(1, "2011-04-05" AS date), 1 as decimal(32,6)); +column_get(column_create(1, "2011-04-05" AS date), 1 as decimal(32,6)) +20110405.000000 +select column_get(column_create(1, "8:46:06.23434" AS time), 1 as decimal(32,6)); +column_get(column_create(1, "8:46:06.23434" AS time), 1 as decimal(32,6)) +84606.234340 +select column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as decimal(32,6)); +column_get(column_create(1, "8:46:06.23434" AS time(6)), 1 as decimal(32,6)) +84606.234340 +select column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as decimal(32,6)); +column_get(column_create(1, "-808:46:06.23434" AS time(6)), 1 as decimal(32,6)) +-8084606.234340 +select column_get(column_create(1, "2011-04-05 8:46:06.123456" AS datetime), 1 as decimal(32,6)); +column_get(column_create(1, "2011-04-05 8:46:06.123456" AS datetime), 1 as decimal(32,6)) +20110405084606.123456 +select column_get(column_create(1, "2011-04-05 8:46:06.123456" AS datetime(6)), 1 as decimal(32,6)); +column_get(column_create(1, "2011-04-05 8:46:06.123456" AS datetime(6)), 1 as decimal(32,6)) +20110405084606.123456 +select column_get(column_create(1, "2011-04-05 8:46:06.12345678" AS datetime(6)), 1 as decimal(32,8)); +column_get(column_create(1, "2011-04-05 8:46:06.12345678" AS datetime(6)), 1 as decimal(32,8)) +20110405084606.12345600 +Warnings: +Warning 1292 Truncated incorrect datetime value: '2011-04-05 8:46:06.12345678' +select column_get(column_create(1, NULL as decimal), 1 as decimal(32,10)); +column_get(column_create(1, NULL as decimal), 1 as decimal(32,10)) +NULL +select column_get(column_create(1, "1223.5555" as decimal(10,5)), 1 as decimal(6,2)); +column_get(column_create(1, "1223.5555" as decimal(10,5)), 1 as decimal(6,2)) +1223.56 +# column get decimal truncation & warnings +select column_get(column_create(1, "1223.5aa" AS char), 1 as decimal(32,10)); +column_get(column_create(1, "1223.5aa" AS char), 1 as decimal(32,10)) +1223.5000000000 +Warnings: +Warning 1918 Encountered illegal value '1223.5aa' when converting to DECIMAL +select column_get(column_create(1, "aa" AS char), 1 as decimal(32,10)); +column_get(column_create(1, "aa" AS char), 1 as decimal(32,10)) +0.0000000000 +Warnings: +Warning 1918 Encountered illegal value 'aa' when converting to DECIMAL +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as decimal); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as decimal) +9999999999 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as decimal)' at row 1 +select column_get(column_create(1, 9223372036854775807 AS int), 1 as decimal); +column_get(column_create(1, 9223372036854775807 AS int), 1 as decimal) +9999999999 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, 9223372036854775807 AS int), 1 as decimal)' at row 1 +select column_get(column_create(1, -9223372036854775808 AS int), 1 as decimal); +column_get(column_create(1, -9223372036854775808 AS int), 1 as decimal) +-9999999999 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, -9223372036854775808 AS int), 1 as decimal)' at row 1 +select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as decimal); +column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as decimal) +9999999999 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as decimal)' at row 1 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as decimal); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as decimal) +9999999999 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as decimal)' at row 1 +select column_get(column_create(1, "1223.5555" as double), 1 as decimal(5,2)); +column_get(column_create(1, "1223.5555" as double), 1 as decimal(5,2)) +999.99 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, "1223.5555" as double), 1 as decimal(5,2))' at row 1 +select column_get(column_create(1, "-1223.5555" as double), 1 as decimal(5,2)); +column_get(column_create(1, "-1223.5555" as double), 1 as decimal(5,2)) +-999.99 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, "-1223.5555" as double), 1 as decimal(5,2))' at row 1 +select column_get(column_create(1, "1223.5555" AS double), 1 as decimal(3,2)); +column_get(column_create(1, "1223.5555" AS double), 1 as decimal(3,2)) +9.99 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, "1223.5555" AS double), 1 as decimal(3,2))' at row 1 +select column_get(column_create(1, "1223.5555" AS decimal(10,5)), 1 as decimal(3,2)); +column_get(column_create(1, "1223.5555" AS decimal(10,5)), 1 as decimal(3,2)) +9.99 +Warnings: +Warning 1264 Out of range value for column 'column_get(column_create(1, "1223.5555" AS decimal(10,5)), 1 as decimal(3,2))' at row 1 +select column_get(column_create(1, 0.0 AS decimal,2, 0.0 as decimal), 1 as decimal); +column_get(column_create(1, 0.0 AS decimal,2, 0.0 as decimal), 1 as decimal) +0 +# +# column get datetime +# +select column_get(column_create(1, 20010203101112.121314 as double), 1 as datetime); +column_get(column_create(1, 20010203101112.121314 as double), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, 20010203101112.121314 as decimal), 1 as datetime); +column_get(column_create(1, 20010203101112.121314 as decimal), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, 20010203101112 as unsigned int), 1 as datetime); +column_get(column_create(1, 20010203101112 as unsigned int), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, 20010203101112 as int), 1 as datetime); +column_get(column_create(1, 20010203101112 as int), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, "20010203101112" as char), 1 as datetime); +column_get(column_create(1, "20010203101112" as char), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as datetime); +column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as datetime); +column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as datetime); +column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as datetime) +2001-02-03 10:11:12 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime) +2011-04-05 08:46:06 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime(0)); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime(0)) +2011-04-05 08:46:06 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime(6)); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as datetime(6)) +2011-04-05 08:46:06.234340 +select column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as datetime); +column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as datetime) +2011-00-00 08:46:06 +select column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as datetime); +column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as datetime) +2011-00-01 08:46:06 +select column_get(column_create(1, 20010203 as unsigned int), 1 as datetime); +column_get(column_create(1, 20010203 as unsigned int), 1 as datetime) +2001-02-03 00:00:00 +select column_get(column_create(1, 20010203 as int), 1 as datetime); +column_get(column_create(1, 20010203 as int), 1 as datetime) +2001-02-03 00:00:00 +select column_get(column_create(1, 20010203), 1 as datetime); +column_get(column_create(1, 20010203), 1 as datetime) +2001-02-03 00:00:00 +select column_get(column_create(1, 20010203.0), 1 as datetime); +column_get(column_create(1, 20010203.0), 1 as datetime) +2001-02-03 00:00:00 +select column_get(column_create(1, 20010203.0 as double), 1 as datetime); +column_get(column_create(1, 20010203.0 as double), 1 as datetime) +2001-02-03 00:00:00 +select column_get(column_create(1, "2001-02-03"), 1 as datetime); +column_get(column_create(1, "2001-02-03"), 1 as datetime) +2001-02-03 00:00:00 +select column_get(column_create(1, "20010203"), 1 as datetime); +column_get(column_create(1, "20010203"), 1 as datetime) +2001-02-03 00:00:00 +select column_get(column_create(1, 0), 1 as datetime); +column_get(column_create(1, 0), 1 as datetime) +0000-00-00 00:00:00 +select column_get(column_create(1, "2001021"), 1 as datetime); +column_get(column_create(1, "2001021"), 1 as datetime) +2020-01-02 01:00:00 +select column_get(column_create(1, "8:46:06.23434" AS time), 1 as datetime); +column_get(column_create(1, "8:46:06.23434" AS time), 1 as datetime) +0000-00-00 08:46:06 +select column_get(column_create(1, "-808:46:06.23434" AS time), 1 as datetime); +column_get(column_create(1, "-808:46:06.23434" AS time), 1 as datetime) +NULL +Warnings: +Warning 1292 Truncated incorrect datetime value: '-808:46:06' +set @@sql_mode="allow_invalid_dates"; +select column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as datetime); +column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as datetime) +2011-02-30 18:46:06 +select column_get(column_create(1, "0000-00-000" AS CHAR), 1 as datetime); +column_get(column_create(1, "0000-00-000" AS CHAR), 1 as datetime) +0000-00-00 00:00:00 +select column_get(column_create(1, "2001-00-02" AS CHAR), 1 as datetime); +column_get(column_create(1, "2001-00-02" AS CHAR), 1 as datetime) +2001-00-02 00:00:00 +set @@sql_mode=""; +# column get datetime truncation & warnings +select column_get(column_create(1, "1223.5aa" AS char), 1 as datetime); +column_get(column_create(1, "1223.5aa" AS char), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1223.5aa' +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as datetime); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1.8446744073709552e19' +select column_get(column_create(1, 9223372036854775807 AS int), 1 as datetime); +column_get(column_create(1, 9223372036854775807 AS int), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '9223372036854775807' +select column_get(column_create(1, -9223372036854775808 AS int), 1 as datetime); +column_get(column_create(1, -9223372036854775808 AS int), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '-9223372036854775808' +select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as datetime); +column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '99999999999999999999999999999' +select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as datetime); +column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1e29' +select column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as datetime); +column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2011-02-32 8:46:06.23434' +select column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as datetime); +column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2011-13-01 8:46:06.23434' +select column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as datetime); +column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2011-02-30 8:46:06.23434' +select column_get(column_create(1, "20010231"), 1 as datetime); +column_get(column_create(1, "20010231"), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '20010231' +select column_get(column_create(1, "0" AS CHAR), 1 as datetime); +column_get(column_create(1, "0" AS CHAR), 1 as datetime) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '0' +# +# column get date +# +select column_get(column_create(1, 20010203101112.121314 as double), 1 as date); +column_get(column_create(1, 20010203101112.121314 as double), 1 as date) +2001-02-03 +select column_get(column_create(1, 20010203101112.121314 as decimal), 1 as date); +column_get(column_create(1, 20010203101112.121314 as decimal), 1 as date) +2001-02-03 +select column_get(column_create(1, 20010203101112 as unsigned int), 1 as date); +column_get(column_create(1, 20010203101112 as unsigned int), 1 as date) +2001-02-03 +select column_get(column_create(1, 20010203101112 as int), 1 as date); +column_get(column_create(1, 20010203101112 as int), 1 as date) +2001-02-03 +select column_get(column_create(1, "20010203101112" as char), 1 as date); +column_get(column_create(1, "20010203101112" as char), 1 as date) +2001-02-03 +select column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as date); +column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as date) +2001-02-03 +select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as date); +column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as date) +2001-02-03 +select column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as date); +column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as date) +2001-02-03 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as date); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as date) +2011-04-05 +select column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as date); +column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as date) +2011-00-00 +select column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as date); +column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as date) +2011-00-01 +select column_get(column_create(1, 20010203 as unsigned int), 1 as date); +column_get(column_create(1, 20010203 as unsigned int), 1 as date) +2001-02-03 +select column_get(column_create(1, 20010203 as int), 1 as date); +column_get(column_create(1, 20010203 as int), 1 as date) +2001-02-03 +select column_get(column_create(1, 20010203), 1 as date); +column_get(column_create(1, 20010203), 1 as date) +2001-02-03 +select column_get(column_create(1, 20010203.0), 1 as date); +column_get(column_create(1, 20010203.0), 1 as date) +2001-02-03 +select column_get(column_create(1, 20010203.0 as double), 1 as date); +column_get(column_create(1, 20010203.0 as double), 1 as date) +2001-02-03 +select column_get(column_create(1, "2001-02-03"), 1 as date); +column_get(column_create(1, "2001-02-03"), 1 as date) +2001-02-03 +select column_get(column_create(1, "20010203"), 1 as date); +column_get(column_create(1, "20010203"), 1 as date) +2001-02-03 +select column_get(column_create(1, 0), 1 as date); +column_get(column_create(1, 0), 1 as date) +0000-00-00 +select column_get(column_create(1, "2001021"), 1 as date); +column_get(column_create(1, "2001021"), 1 as date) +2020-01-02 +set @@sql_mode="allow_invalid_dates"; +select column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as date); +column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as date) +NULL +Warnings: +Warning 1292 Truncated incorrect date value: '2011-02-30' +select column_get(column_create(1, "0000-00-000" AS CHAR), 1 as date); +column_get(column_create(1, "0000-00-000" AS CHAR), 1 as date) +0000-00-00 +select column_get(column_create(1, "2001-00-02" AS CHAR), 1 as date); +column_get(column_create(1, "2001-00-02" AS CHAR), 1 as date) +2001-00-02 +set @@sql_mode=""; +# column get date truncation & warnings +select column_get(column_create(1, "1223.5aa" AS char), 1 as date); +column_get(column_create(1, "1223.5aa" AS char), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1223.5aa' +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as date); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1.8446744073709552e19' +select column_get(column_create(1, 9223372036854775807 AS int), 1 as date); +column_get(column_create(1, 9223372036854775807 AS int), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '9223372036854775807' +select column_get(column_create(1, -9223372036854775808 AS int), 1 as date); +column_get(column_create(1, -9223372036854775808 AS int), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '-9223372036854775808' +select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as date); +column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '99999999999999999999999999999' +select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as date); +column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1e29' +select column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as date); +column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2011-02-32 8:46:06.23434' +select column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as date); +column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2011-13-01 8:46:06.23434' +select column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as date); +column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2011-02-30 8:46:06.23434' +select column_get(column_create(1, "20010231"), 1 as date); +column_get(column_create(1, "20010231"), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '20010231' +select column_get(column_create(1, "0" AS CHAR), 1 as date); +column_get(column_create(1, "0" AS CHAR), 1 as date) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '0' +# +# column get time +# +select column_get(column_create(1, 20010203101112.121314 as double), 1 as time); +column_get(column_create(1, 20010203101112.121314 as double), 1 as time) +10:11:12 +select column_get(column_create(1, 20010203101112.121314 as decimal), 1 as time); +column_get(column_create(1, 20010203101112.121314 as decimal), 1 as time) +10:11:12 +select column_get(column_create(1, 20010203101112 as unsigned int), 1 as time); +column_get(column_create(1, 20010203101112 as unsigned int), 1 as time) +10:11:12 +select column_get(column_create(1, 8080102 as unsigned int), 1 as time); +column_get(column_create(1, 8080102 as unsigned int), 1 as time) +808:01:02 +select column_get(column_create(1, 20010203101112 as int), 1 as time); +column_get(column_create(1, 20010203101112 as int), 1 as time) +10:11:12 +select column_get(column_create(1, -8080102 as int), 1 as time); +column_get(column_create(1, -8080102 as int), 1 as time) +-808:01:02 +select column_get(column_create(1, "20010203101112" as char), 1 as time); +column_get(column_create(1, "20010203101112" as char), 1 as time) +10:11:12 +select column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as time); +column_get(column_create(1, "2001-02-03 10:11:12" as char), 1 as time) +10:11:12 +select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as time); +column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as time) +10:11:12 +select column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as time(6)); +column_get(column_create(1, "2001-02-03 10:11:12.121314" as char), 1 as time(6)) +10:11:12.121314 +select column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as time); +column_get(column_create(1, "2001-02-03 10:11:12.121314"), 1 as time) +10:11:12 +select column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as time(6)); +column_get(column_create(1, "2011-04-05 8:46:06.23434" AS datetime), 1 as time(6)) +08:46:06.234340 +select column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as time(6)); +column_get(column_create(1, "2011-00-00 8:46:06.23434" AS CHAR), 1 as time(6)) +08:46:06.234340 +select column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as time(6)); +column_get(column_create(1, "2011-00-01 8:46:06.23434" AS CHAR), 1 as time(6)) +08:46:06.234340 +select column_get(column_create(1, "830:46:06.23434" AS CHAR), 1 as time(6)); +column_get(column_create(1, "830:46:06.23434" AS CHAR), 1 as time(6)) +830:46:06.234340 +select column_get(column_create(1, "830:46:06" AS CHAR), 1 as time(6)); +column_get(column_create(1, "830:46:06" AS CHAR), 1 as time(6)) +830:46:06.000000 +select cast("-830:46:06.23434" AS time(6)); +cast("-830:46:06.23434" AS time(6)) +-830:46:06.234340 +select 1,cast("-830:46:06.23434" AS time(6)); +1 cast("-830:46:06.23434" AS time(6)) +1 -830:46:06.234340 +select hex(column_create(1, "-830:46:06.23434" AS CHAR)); +hex(column_create(1, "-830:46:06.23434" AS CHAR)) +000100010003082D3833303A34363A30362E3233343334 +select column_get(column_create(1, "-830:46:06.23434" AS CHAR), 1 as time(6)); +column_get(column_create(1, "-830:46:06.23434" AS CHAR), 1 as time(6)) +-830:46:06.234340 +select column_get(column_create(1, "0" AS CHAR), 1 as time); +column_get(column_create(1, "0" AS CHAR), 1 as time) +00:00:00 +select column_get(column_create(1, "6" AS CHAR), 1 as time); +column_get(column_create(1, "6" AS CHAR), 1 as time) +00:00:06 +select column_get(column_create(1, "1:6" AS CHAR), 1 as time); +column_get(column_create(1, "1:6" AS CHAR), 1 as time) +01:06:00 +select column_get(column_create(1, "2:1:6" AS CHAR), 1 as time); +column_get(column_create(1, "2:1:6" AS CHAR), 1 as time) +02:01:06 +select column_get(column_create(1, 0), 1 as time); +column_get(column_create(1, 0), 1 as time) +00:00:00 +select column_get(column_create(1, "2001021"), 1 as time); +column_get(column_create(1, "2001021"), 1 as time) +200:10:21 +set @@sql_mode="allow_invalid_dates"; +select column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as time); +column_get(column_create(1, "2011-02-30 18:46:06.23434" AS CHAR), 1 as time) +18:46:06 +set @@sql_mode=""; +# column get date truncation & warnings +select column_get(column_create(1, "1223.5aa" AS char), 1 as time); +column_get(column_create(1, "1223.5aa" AS char), 1 as time) +00:12:23 +Warnings: +Warning 1292 Truncated incorrect time value: '1223.5aa' +select column_get(column_create(1, "1223.5aa" AS char), 1 as time(3)); +column_get(column_create(1, "1223.5aa" AS char), 1 as time(3)) +00:12:23.500 +Warnings: +Warning 1292 Truncated incorrect time value: '1223.5aa' +select column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as time); +column_get(column_create(1, 18446744073709551615 AS unsigned int), 1 as time) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1.8446744073709552e19' +select column_get(column_create(1, 9223372036854775807 AS int), 1 as time); +column_get(column_create(1, 9223372036854775807 AS int), 1 as time) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '9223372036854775807' +select column_get(column_create(1, -9223372036854775808 AS int), 1 as time); +column_get(column_create(1, -9223372036854775808 AS int), 1 as time) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '-9223372036854775808' +select column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as time); +column_get(column_create(1, 99999999999999999999999999999 AS decimal(32,10)), 1 as time) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '99999999999999999999999999999' +select column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as time); +column_get(column_create(1, 99999999999999999999999999999 AS double), 1 as time) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '1e29' +select column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as time); +column_get(column_create(1, "2011-02-32 8:46:06.23434" AS CHAR), 1 as time) +NULL +Warnings: +Warning 1292 Truncated incorrect time value: '2011-02-32 8:46:06.23434' +select column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as time); +column_get(column_create(1, "2011-13-01 8:46:06.23434" AS CHAR), 1 as time) +NULL +Warnings: +Warning 1292 Truncated incorrect time value: '2011-13-01 8:46:06.23434' +select column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as time); +column_get(column_create(1, "2011-02-30 8:46:06.23434" AS CHAR), 1 as time) +NULL +Warnings: +Warning 1292 Truncated incorrect time value: '2011-02-30 8:46:06.23434' +select column_get(column_create(1, "2001-02-03"), 1 as time); +column_get(column_create(1, "2001-02-03"), 1 as time) +00:20:01 +Warnings: +Warning 1292 Truncated incorrect time value: '2001-02-03' +select column_get(column_create(1, "20010203"), 1 as time); +column_get(column_create(1, "20010203"), 1 as time) +838:59:59 +Warnings: +Warning 1292 Truncated incorrect time value: '20010203' +# column add +select hex(column_add(column_create(1, 1212 as integer), 2, 1212 as integer)); +hex(column_add(column_create(1, 1212 as integer), 2, 1212 as integer)) +00020001000002001078097809 +select hex(column_add(column_create(1, 1212 as integer), 1, 1212 as integer)); +hex(column_add(column_create(1, 1212 as integer), 1, 1212 as integer)) +0001000100007809 +select hex(column_add(column_create(1, 1212 as integer), 1, NULL as integer)); +hex(column_add(column_create(1, 1212 as integer), 1, NULL as integer)) +000000 +select hex(column_add(column_create(1, 1212 as integer), 2, NULL as integer)); +hex(column_add(column_create(1, 1212 as integer), 2, NULL as integer)) +0001000100007809 +select hex(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer)); +hex(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer)) +000200010000020008167809 +select column_get(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer), 1 as integer); +column_get(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer), 1 as integer) +11 +select column_get(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer), 2 as integer); +column_get(column_add(column_create(1, 1212 as integer), 2, 1212 as integer, 1, 11 as integer), 2 as integer) +1212 +select hex(column_add(column_create(1, 1212 as integer), 1, 1212 as integer, 2, 11 as integer)); +hex(column_add(column_create(1, 1212 as integer), 1, 1212 as integer, 2, 11 as integer)) +000200010000020010780916 +select hex(column_add(column_create(1, NULL as integer), 1, 1212 as integer, 2, 11 as integer)); +hex(column_add(column_create(1, NULL as integer), 1, 1212 as integer, 2, 11 as integer)) +000200010000020010780916 +select hex(column_add(column_create(1, 1212 as integer, 2, 1212 as integer), 1, 11 as integer)); +hex(column_add(column_create(1, 1212 as integer, 2, 1212 as integer), 1, 11 as integer)) +000200010000020008167809 +select hex(column_add(column_create(1, 1), 1, null)); +hex(column_add(column_create(1, 1), 1, null)) +000000 +select column_list(column_add(column_create(1, 1), 1, null)); +column_list(column_add(column_create(1, 1), 1, null)) + +select column_list(column_add(column_create(1, 1), 1, "")); +column_list(column_add(column_create(1, 1), 1, "")) +1 +select hex(column_add("", 1, 1)); +hex(column_add("", 1, 1)) +00010001000002 +# column delete +select hex(column_delete(column_create(1, 1212 as integer, 2, 1212 as integer), 1)); +hex(column_delete(column_create(1, 1212 as integer, 2, 1212 as integer), 1)) +0001000200007809 +select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2)); +hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2)) +0002000100000300080206 +select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 3)); +hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 3)) +0002000100000200080204 +select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 4)); +hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 4)) +000300010000020008030010020406 +select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2, 1)); +hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2, 1)) +00010003000006 +select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2, 3)); +hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 2, 3)) +00010001000002 +select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 1, 2, 3)); +hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 1, 2, 3)) +000000 +select hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 1, 2, 3, 10)); +hex(column_delete(column_create(1, 1 as integer, 2, 2 as integer, 3, 3 as integer), 1, 2, 3, 10)) +000000 +select hex(column_delete(column_create(1, 1), 1)); +hex(column_delete(column_create(1, 1), 1)) +000000 +select hex(column_delete("", 1)); +hex(column_delete("", 1)) + +# column exists +select column_exists(column_create(1, 1212 as integer, 2, 1212 as integer), 1); +column_exists(column_create(1, 1212 as integer, 2, 1212 as integer), 1) +1 +select column_exists(column_create(1, 1212 as integer, 2, 1212 as integer), 4); +column_exists(column_create(1, 1212 as integer, 2, 1212 as integer), 4) +0 +# column list +select column_list(column_create(1, 1212 as integer, 2, 1212 as integer)); +column_list(column_create(1, 1212 as integer, 2, 1212 as integer)) +1,2 +select column_list(column_create(1, 1212 as integer)); +column_list(column_create(1, 1212 as integer)) +1 +select column_list(column_create(1, NULL as integer)); +column_list(column_create(1, NULL as integer)) + +# +# check error handling +# +select HEX(COLUMN_CREATE(1, 5, 1, 5)); +ERROR 22007: Illegal value used as argument of dynamic column function +select HEX(COLUMN_CREATE("", 1, 5, 1, 5)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '))' at line 1 +select COLUMN_LIST("a"); +ERROR HY000: Encountered illegal format of dynamic column string +select column_delete("a", 1); +ERROR HY000: Encountered illegal format of dynamic column string +select hex(column_delete("", 1)); +hex(column_delete("", 1)) + +select hex(column_delete("", -1)); +ERROR 22007: Illegal value used as argument of dynamic column function +select hex(column_create(-1, 1)); +ERROR 22007: Illegal value used as argument of dynamic column function +select hex(column_create(65536, 1)); +ERROR 22007: Illegal value used as argument of dynamic column function +select hex(column_add("", -1, 1)); +ERROR 22007: Illegal value used as argument of dynamic column function +select hex(column_add("", 65536, 1)); +ERROR 22007: Illegal value used as argument of dynamic column function +select hex(column_get("", -1 as int)); +hex(column_get("", -1 as int)) +NULL +# +# Test with table +# +create table t1 (id int primary key, str mediumblob); +insert into t1 values (1, ''), (2, ''), (3, ''), (4, ''), (5, null); +select id, str, column_get(str, 1 as int) from t1; +id str column_get(str, 1 as int) +1 NULL +2 NULL +3 NULL +4 NULL +5 NULL NULL +update t1 set str=column_create(1, id, 2, "a") where id < 3; +update t1 set str=column_add(str, 1, id, 2, "b") where id >= 4; +select id, column_get(str, 1 as int), column_get(str, 2 as char) from t1 where column_exists(str,1) or column_exists(str,2); +id column_get(str, 1 as int) column_get(str, 2 as char) +1 1 a +2 2 a +4 4 b +update t1 set str=column_create(1, id, 10, "test") where id = 5; +insert into t1 values (6, column_create(10, "test2")); +update t1 set str=column_add(str, 2, 'c', 1, column_get(str, 1 as int) + 1, 3, 100) where id > 2; +select id, length(str), column_get(str, 1 as int), column_get(str, 2 as char), column_get(str, 3 as int) from t1; +id length(str) column_get(str, 1 as int) column_get(str, 2 as char) column_get(str, 3 as int) +1 12 1 a NULL +2 12 2 a NULL +3 12 NULL c 100 +4 16 5 c 100 +5 24 6 c 100 +6 21 NULL c 100 +select column_get(str, 2 as char), sum(column_get(str, 1 as int)) from t1 group by column_get(str, 2 as char); +column_get(str, 2 as char) sum(column_get(str, 1 as int)) +a 3 +c 11 +select column_get(str, 2 as char), sum(column_get(str, 1 as int)) from t1 where column_exists(str, 2) <> 0 group by 1; +column_get(str, 2 as char) sum(column_get(str, 1 as int)) +a 3 +c 11 +select sum(column_get(str, 1 as int)) from t1 group by column_get(str, 2 as char) order by sum(column_get(str, 1 as int)) desc; +sum(column_get(str, 1 as int)) +11 +3 +select sum(column_get(str, 1 as int)) from t1 group by column_get(str, 2 as char) having sum(column_get(str, 1 as int)) > 2; +sum(column_get(str, 1 as int)) +3 +11 +select sum(column_get(str, 1 as int)) from t1 where column_get(str, 3 as int) > 50 group by column_get(str, 2 as char); +sum(column_get(str, 1 as int)) +11 +select id, column_list(str) from t1 where id= 5; +id column_list(str) +5 1,2,3,10 +update t1 set str=column_delete(str, 3, 4, 2) where id= 5; +select id, length(str), column_list(str), column_get(str, 1 as int), column_get(str, 2 as char), column_get(str, 3 as int) from t1; +id length(str) column_list(str) column_get(str, 1 as int) column_get(str, 2 as char) column_get(str, 3 as int) +1 12 1,2 1 a NULL +2 12 1,2 2 a NULL +3 12 2,3 NULL c 100 +4 16 1,2,3 5 c 100 +5 15 1,10 6 NULL NULL +6 21 2,3,10 NULL c 100 +update t1 set str=column_add(str, 4, 45 as char, 2, 'c') where id= 5; +select id, length(str), column_list(str), column_get(str, 1 as int), column_get(str, 2 as char), column_get(str, 3 as int) from t1 where id = 5; +id length(str) column_list(str) column_get(str, 1 as int) column_get(str, 2 as char) column_get(str, 3 as int) +5 26 1,2,4,10 6 c NULL +select id, length(str), column_list(str), column_exists(str, 4) from t1; +id length(str) column_list(str) column_exists(str, 4) +1 12 1,2 0 +2 12 1,2 0 +3 12 2,3 0 +4 16 1,2,3 0 +5 26 1,2,4,10 1 +6 21 2,3,10 0 +select sum(column_get(str, 1 as int)), column_list(str) from t1 group by 2; +sum(column_get(str, 1 as int)) column_list(str) +3 1,2 +5 1,2,3 +6 1,2,4,10 +NULL 2,3 +NULL 2,3,10 +select id, hex(str) from t1; +id hex(str) +1 00020001000002000B020861 +2 00020001000002000B040861 +3 0002000200030300100863C8 +4 00030001000002000B0300180A0863C8 +5 00040001000002000B04001B0A00330C08630834350874657374 +6 0003000200030300100A001B0863C8087465737432 +update t1 set str=column_add(str, 4, repeat("a", 100000)) where id=5; +select id from t1 where column_get(str,4 as char(100000)) = repeat("a", 100000); +id +5 +select id from t1 where column_get(str,4 as char(100)) = repeat("a", 100); +id +5 +Warnings: +Warning 1292 Truncated incorrect CHAR(100) value: 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' +update t1 set str=column_add(str, 4, repeat("b", 10000)) where id=5; +select id from t1 where column_get(str,4 as char(100000)) = repeat("b", 10000); +id +5 +update t1 set str=column_add(str, 4, repeat("c", 100)) where id=5; +select id from t1 where column_get(str,4 as char(100000)) = repeat("c", 100); +id +5 +update t1 set str=column_add(str, 4, repeat("d", 10000)) where id=5; +select id from t1 where column_get(str,4 as char(100000)) = repeat("d", 10000); +id +5 +update t1 set str=column_add(str, 4, repeat("e", 10), 5, repeat("f", 100000)) where id=5; +select id from t1 where column_get(str,5 as char(100000)) = repeat("f", 100000); +id +5 +select id, column_list(str), length(str) from t1 where id=5; +id column_list(str) length(str) +5 1,2,4,5,10 100048 +update t1 set str=column_delete(str, 5) where id=5; +select id, column_list(str), length(str) from t1 where id=5; +id column_list(str) length(str) +5 1,2,4,10 34 +drop table t1; +# +# LP#778905: Assertion `value->year <= 9999' failed in +# dynamic_column_date_store +# +SELECT COLUMN_GET( 'a' , 2 AS DATE ); +ERROR HY000: Encountered illegal format of dynamic column string +SELECT COLUMN_CREATE( 1 , COLUMN_GET( 'a' , 2 AS DATE ) ); +ERROR HY000: Encountered illegal format of dynamic column string +# +# LP#778912: Assertion `field_pos < field_count' failed in +# Protocol_text::store in maria-5.3-mwl34 +# +CREATE TABLE t1 ( f1 blob ); +INSERT INTO t1 VALUES (NULL); +INSERT INTO t1 SET f1 = COLUMN_CREATE( 2 , 'cde' ); +SELECT HEX(COLUMN_ADD(f1, 1, 'abc')), COLUMN_LIST(f1) FROM t1; +HEX(COLUMN_ADD(f1, 1, 'abc')) COLUMN_LIST(f1) +NULL NULL +0002000100030200230861626308636465 2 +SELECT COLUMN_ADD(f1, 1, 'abc'), COLUMN_LIST(f1) FROM t1; +DROP TABLE t1; +# +# Some dynamic strings that caused crashes in the past +# +set @a=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select column_add(@a, 3, "a"); +ERROR HY000: Encountered illegal format of dynamic column string +# +# LP#781233 mysqld: decimal.c:1459: decimal_bin_size: +# Assertion `scale >= 0 && precision > 0 && scale <= precision' ... +# +set @a=0x00020008000009000C2C010080; +select COLUMN_GET(@a, 9 AS DECIMAL); +COLUMN_GET(@a, 9 AS DECIMAL) +0 +select hex(COLUMN_CREATE(0, COLUMN_GET(@a, 9 AS DECIMAL))); +hex(COLUMN_CREATE(0, COLUMN_GET(@a, 9 AS DECIMAL))) +000100000004 +select hex(COLUMN_CREATE(0, COLUMN_GET(@a, 9 AS DECIMAL(19,0)))); +hex(COLUMN_CREATE(0, COLUMN_GET(@a, 9 AS DECIMAL(19,0)))) +000100000004 +select hex(COLUMN_CREATE(0, COLUMN_GET(COLUMN_CREATE(0, 0.0 as decimal), 0 as decimal))); +hex(COLUMN_CREATE(0, COLUMN_GET(COLUMN_CREATE(0, 0.0 as decimal), 0 as decimal))) +000100000004 +select hex(COLUMN_CREATE(0, 0.0 as decimal)); +hex(COLUMN_CREATE(0, 0.0 as decimal)) +000100000004 diff --git a/mysql-test/r/errors.result b/mysql-test/r/errors.result index e6a1b492b39..24ace7eb849 100644 --- a/mysql-test/r/errors.result +++ b/mysql-test/r/errors.result @@ -24,7 +24,7 @@ select count(*),b from t1; ERROR 42S22: Unknown column 'b' in 'field list' drop table t1; create table t1 (a int(256)); -ERROR 42000: Display width out of range for column 'a' (max = 255) +ERROR 42000: Display width out of range for 'a' (max = 255) set sql_mode='traditional'; create table t1 (a varchar(66000)); ERROR 42000: Column length too big for column 'a' (max = 65535); use BLOB or TEXT instead diff --git a/mysql-test/r/explain.result b/mysql-test/r/explain.result index 81072bde24c..81c122f2c76 100644 --- a/mysql-test/r/explain.result +++ b/mysql-test/r/explain.result @@ -13,7 +13,7 @@ id str 3 foo explain select * from t1 where str is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref str str 11 const 1 Using index condition +1 SIMPLE t1 ref str str 11 const 1 Using where explain select * from t1 where str="foo"; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const str str 11 const 1 @@ -64,7 +64,7 @@ explain extended select * from v1 where f2=1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `f1`,'1' AS `f2` from dual where 1 +Note 1003 select 1 AS `f1`,1 AS `f2` from dual where 1 explain extended select * from t1 where 0; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE @@ -74,7 +74,7 @@ explain extended select * from t1 where 1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `f1`,'1' AS `f2` from dual where 1 +Note 1003 select 1 AS `f1`,1 AS `f2` from dual where 1 explain extended select * from t1 having 0; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible HAVING @@ -84,7 +84,7 @@ explain extended select * from t1 having 1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `f1`,'1' AS `f2` from dual having 1 +Note 1003 select 1 AS `f1`,1 AS `f2` from dual having 1 drop view v1; drop table t1; CREATE TABLE t1(c INT); @@ -102,7 +102,7 @@ INSERT INTO t2 VALUES (),(),(); EXPLAIN SELECT 1 FROM (SELECT 1 FROM t2,t1 WHERE b < c GROUP BY 1 LIMIT 1) AS d2; id select_type table type possible_keys key key_len ref rows Extra -X X X X X X X X X const row not found +X X X X X X X X X X X X X X X X X X X X X X X X X X X Range checked for each record (index map: 0xFFFFFFFFFF) DROP TABLE t2; @@ -114,17 +114,17 @@ INSERT INTO t2 VALUES (1),(2); EXPLAIN EXTENDED SELECT 1 FROM (SELECT COUNT(DISTINCT t1.a) FROM t1,t2 GROUP BY t1.a) AS s1; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: Note 1003 select 1 AS `1` from (select count(distinct `test`.`t1`.`a`) AS `COUNT(DISTINCT t1.a)` from `test`.`t1` join `test`.`t2` group by `test`.`t1`.`a`) `s1` EXPLAIN EXTENDED SELECT 1 FROM (SELECT COUNT(DISTINCT t1.a) FROM t1,t2 GROUP BY t1.a) AS s1; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: Note 1003 select 1 AS `1` from (select count(distinct `test`.`t1`.`a`) AS `COUNT(DISTINCT t1.a)` from `test`.`t1` join `test`.`t2` group by `test`.`t1`.`a`) `s1` prepare s1 from @@ -132,9 +132,9 @@ prepare s1 from FROM (SELECT COUNT(DISTINCT t1.a) FROM t1,t2 GROUP BY t1.a) AS s1'; execute s1; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: Note 1003 select 1 AS `1` from (select count(distinct `test`.`t1`.`a`) AS `COUNT(DISTINCT t1.a)` from `test`.`t1` join `test`.`t2` group by `test`.`t1`.`a`) `s1` prepare s1 from @@ -142,16 +142,16 @@ prepare s1 from FROM (SELECT COUNT(DISTINCT t1.a) FROM t1,t2 GROUP BY t1.a) AS s1'; execute s1; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: Note 1003 select 1 AS `1` from (select count(distinct `test`.`t1`.`a`) AS `COUNT(DISTINCT t1.a)` from `test`.`t1` join `test`.`t2` group by `test`.`t1`.`a`) `s1` execute s1; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: Note 1003 select 1 AS `1` from (select count(distinct `test`.`t1`.`a`) AS `COUNT(DISTINCT t1.a)` from `test`.`t1` join `test`.`t2` group by `test`.`t1`.`a`) `s1` DROP TABLE t1,t2; @@ -176,10 +176,15 @@ SELECT @@session.sql_mode INTO @old_sql_mode; SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE f1 > ALL( SELECT t.f1 FROM t1,t1 AS t ); -ERROR 42000: Mixing of GROUP columns (MIN(),MAX(),COUNT(),...) with no GROUP columns is illegal if there is no GROUP BY clause +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t1 system NULL NULL NULL NULL 0 0.00 const row not found +2 SUBQUERY t system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select 1 AS `1` from `test`.`t1` where 0 SHOW WARNINGS; Level Code Message -Error 1140 Mixing of GROUP columns (MIN(),MAX(),COUNT(),...) with no GROUP columns is illegal if there is no GROUP BY clause +Note 1003 select 1 AS `1` from `test`.`t1` where 0 SET SESSION sql_mode=@old_sql_mode; DROP TABLE t1; End of 5.0 tests. @@ -195,7 +200,7 @@ flush tables; EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL ); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where -1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; FirstMatch(OUTR) +2 DEPENDENT SUBQUERY INNR ALL NULL NULL NULL NULL 2 Using where flush tables; SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL ); dt @@ -203,7 +208,7 @@ flush tables; EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' ); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where -1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; FirstMatch(OUTR) +2 DEPENDENT SUBQUERY INNR ALL NULL NULL NULL NULL 2 Using where flush tables; SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' ); dt @@ -223,7 +228,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.c' of SELECT #2 was resolved in SELECT #1 -Note 1003 select <expr_cache><NULL>((select 1 from `test`.`t2` where (`test`.`t2`.`d` = NULL))) AS `(SELECT 1 FROM t2 WHERE d = c)` from dual +Note 1003 select (select 1 from `test`.`t2` where (`test`.`t2`.`d` = NULL)) AS `(SELECT 1 FROM t2 WHERE d = c)` from dual DROP TABLE t1, t2; # # Bug#30302: Tables that were optimized away are printed in the @@ -237,13 +242,13 @@ explain extended select * from t1 where f1=1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `f1` from dual where 1 +Note 1003 select 1 AS `f1` from dual where 1 explain extended select * from t1 join t2 on f1=f2 where f1=1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: -Note 1003 select '1' AS `f1`,`test`.`t2`.`f2` AS `f2` from `test`.`t2` where (`test`.`t2`.`f2` = 1) +Note 1003 select 1 AS `f1`,`test`.`t2`.`f2` AS `f2` from `test`.`t2` where (`test`.`t2`.`f2` = 1) drop table t1,t2; # # Bug #48419: another explain crash.. @@ -281,8 +286,8 @@ WHERE 1 > ALL((SELECT 1 FROM t1 JOIN t1 a ON (MATCH(t1.f1) AGAINST ("")) WHERE t1.f1 GROUP BY t1.f1)); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system NULL NULL NULL NULL 1 -2 SUBQUERY a system NULL NULL NULL NULL 1 Using filesort -2 SUBQUERY t1 fulltext f1 f1 0 1 Using where +2 SUBQUERY a system NULL NULL NULL NULL 1 +2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where PREPARE stmt FROM 'EXPLAIN SELECT 1 FROM t1 WHERE 1 > ALL((SELECT 1 FROM t1 RIGHT OUTER JOIN t1 a @@ -291,13 +296,13 @@ PREPARE stmt FROM EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system NULL NULL NULL NULL 1 -2 SUBQUERY a system NULL NULL NULL NULL 1 Using filesort -2 SUBQUERY t1 fulltext f1 f1 0 1 Using where +2 SUBQUERY a system NULL NULL NULL NULL 1 +2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system NULL NULL NULL NULL 1 -2 SUBQUERY a system NULL NULL NULL NULL 1 Using filesort -2 SUBQUERY t1 fulltext f1 f1 0 1 Using where +2 SUBQUERY a system NULL NULL NULL NULL 1 +2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where DEALLOCATE PREPARE stmt; PREPARE stmt FROM 'EXPLAIN SELECT 1 FROM t1 @@ -307,13 +312,13 @@ PREPARE stmt FROM EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system NULL NULL NULL NULL 1 -2 SUBQUERY a system NULL NULL NULL NULL 1 Using filesort -2 SUBQUERY t1 fulltext f1 f1 0 1 Using where +2 SUBQUERY a system NULL NULL NULL NULL 1 +2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system NULL NULL NULL NULL 1 -2 SUBQUERY a system NULL NULL NULL NULL 1 Using filesort -2 SUBQUERY t1 fulltext f1 f1 0 1 Using where +2 SUBQUERY a system NULL NULL NULL NULL 1 +2 SUBQUERY t1 fulltext f1_2,f1 f1 0 1 Using where DEALLOCATE PREPARE stmt; DROP TABLE t1; End of 5.1 tests. @@ -331,3 +336,17 @@ ERROR 21000: Subquery returns more than 1 row DEALLOCATE PREPARE s; DROP TABLE t1; # +# Bug#776295: EXPLAIN EXTENDED with always false multiple equality +# in the WHERE condition of a derived table +# +CREATE TABLE t1 (a int) ; +CREATE TABLE t2 (a int) ; +INSERT INTO t2 VALUES (8); +EXPLAIN EXTENDED +SELECT * FROM ( SELECT t1.a FROM t1,t2 WHERE t2.a = t1.a ) AS t; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> system NULL NULL NULL NULL 0 0.00 const row not found +2 DERIVED NULL NULL NULL NULL NULL NULL NULL NULL no matching row in const table +Warnings: +Note 1003 select NULL AS `a` from (select NULL AS `a` from `test`.`t1` where 0) `t` +DROP TABLE t1,t2; diff --git a/mysql-test/r/flush.result b/mysql-test/r/flush.result index bbfea2dade8..246cd40fd26 100644 --- a/mysql-test/r/flush.result +++ b/mysql-test/r/flush.result @@ -6,7 +6,7 @@ insert into t2 values(3); select * from t1; n 3 -flush tables with read lock; +flush tables with read lock and disable checkpoint; drop table t2; ERROR HY000: Can't execute the query because you have a conflicting read lock drop table t2; diff --git a/mysql-test/r/func_compress.result b/mysql-test/r/func_compress.result index 650cc9c2c70..9a221a264a0 100644 --- a/mysql-test/r/func_compress.result +++ b/mysql-test/r/func_compress.result @@ -102,6 +102,8 @@ a foo Warnings: Warning 1259 ZLIB: Input data corrupted +Warning 1259 ZLIB: Input data corrupted +Warning 1259 ZLIB: Input data corrupted explain select *, uncompress(a) from t1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 diff --git a/mysql-test/r/func_default.result b/mysql-test/r/func_default.result index 68a3a58e63f..8f486d87d47 100644 --- a/mysql-test/r/func_default.result +++ b/mysql-test/r/func_default.result @@ -8,7 +8,7 @@ explain extended select default(str), default(strnull), default(intg), default(r id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select default('') AS `default(str)`,default('') AS `default(strnull)`,default('0') AS `default(intg)`,default('0') AS `default(rel)` from dual +Note 1003 select default('') AS `default(str)`,default('') AS `default(strnull)`,default(0) AS `default(intg)`,default(0) AS `default(rel)` from dual select * from t1 where str <> default(str); str strnull intg rel 0 0 diff --git a/mysql-test/r/func_gconcat.result b/mysql-test/r/func_gconcat.result index 6c400a8ddcc..bc72e04b5a0 100644 --- a/mysql-test/r/func_gconcat.result +++ b/mysql-test/r/func_gconcat.result @@ -991,12 +991,12 @@ INSERT INTO t1 VALUES (),(); EXPLAIN EXTENDED SELECT 1 FROM (SELECT DISTINCT GROUP_CONCAT(td.f1) FROM t1,t1 AS td GROUP BY td.f1) AS d,t1; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> system NULL NULL NULL NULL 1 100.00 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort; Distinct -2 DERIVED td ALL NULL NULL NULL NULL 2 100.00 Distinct; Using join buffer +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 Using join buffer (flat, BNL join) +2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +2 DERIVED td ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` +Note 1003 select 1 AS `1` from (select distinct group_concat(`test`.`td`.`f1` separator ',') AS `GROUP_CONCAT(td.f1)` from `test`.`t1` join `test`.`t1` `td` group by `test`.`td`.`f1`) `d` join `test`.`t1` SELECT 1 FROM (SELECT DISTINCT GROUP_CONCAT(td.f1) FROM t1,t1 AS td GROUP BY td.f1) AS d,t1; 1 @@ -1013,11 +1013,11 @@ EXPLAIN EXTENDED SELECT 1 FROM (SELECT GROUP_CONCAT(t1.a ORDER BY t1.a ASC) FROM t1 t2, t1 GROUP BY t1.a) AS d; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> system NULL NULL NULL NULL 1 100.00 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: -Note 1003 select 1 AS `1` from dual +Note 1003 select 1 AS `1` from (select group_concat(`test`.`t1`.`a` order by `test`.`t1`.`a` ASC separator ',') AS `GROUP_CONCAT(t1.a ORDER BY t1.a ASC)` from `test`.`t1` `t2` join `test`.`t1` group by `test`.`t1`.`a`) `d` DROP TABLE t1; End of 5.0 tests # @@ -1044,7 +1044,7 @@ DROP TABLE t1; CREATE TABLE t1(f1 int); INSERT INTO t1 values (0),(0); SELECT POLYGON((SELECT 1 FROM (SELECT 1 IN (GROUP_CONCAT(t1.f1)) FROM t1, t1 t GROUP BY t.f1 ) d)); -ERROR 22007: Illegal non geometric '(select 1 from (select (1 = group_concat(`test`.`t1`.`f1` separator ',')) AS `1 IN (GROUP_CONCAT(t1.f1))` from `test`.`t1` join `test`.`t1` `t` group by `t`.`f1`) `d`)' value found during parsing +ERROR 22007: Illegal non geometric '(select 1 from (select (1 = group_concat(`test`.`t1`.`f1` separator ',')) AS `1 IN (GROUP_CONCAT(t1.f1))` from `test`.`t1` join `test`.`t1` `t` group by `test`.`t`.`f1`) `d`)' value found during parsing DROP TABLE t1; # # Bug#58396 group_concat and explain extended are still crashy diff --git a/mysql-test/r/func_group.result b/mysql-test/r/func_group.result index 4f493ccd928..433f8ca6a65 100644 --- a/mysql-test/r/func_group.result +++ b/mysql-test/r/func_group.result @@ -614,7 +614,7 @@ explain select max(t1.a3), min(t2.a2) from t1, t2 where t1.a2 = 2 and t1.a3 < 'MIN' and t2.a3 > 'CA'; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range k1 k1 7 NULL 1 Using where; Using index -1 SIMPLE t2 range k1 k1 3 NULL 4 Using where; Using index; Using join buffer +1 SIMPLE t2 range k1 k1 3 NULL 4 Using where; Using index; Using join buffer (flat, BNL join) explain select min(a4 - 0.01) from t1; id select_type table type possible_keys key key_len ref rows Extra @@ -651,7 +651,7 @@ explain select concat(min(t1.a1),min(t2.a4)) from t1, t2 where t2.a4 <> 'AME'; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 range k2 k2 4 NULL 6 Using where; Using index -1 SIMPLE t1 index NULL PRIMARY 3 NULL 15 Using index; Using join buffer +1 SIMPLE t1 index NULL PRIMARY 3 NULL 15 Using index; Using join buffer (flat, BNL join) drop table t1, t2; create table t1 (a char(10)); insert into t1 values ('a'),('b'),('c'); @@ -1530,7 +1530,8 @@ insert into t1 values (02,2002,20020101,"2002-01-01 23:59:59"), (60,2060,20600101,"2060-01-01 11:11:11"), (70,1970,19700101,"1970-11-11 22:22:22"), -(NULL,NULL,NULL,NULL); +(NULL,NULL,NULL,NULL), +(71,1971,19710101,"1971-11-11 22:22:22"); select min(f1),max(f1) from t1; min(f1) max(f1) 70 60 @@ -1553,36 +1554,49 @@ a b gt lt eq 60 98 1 0 0 70 98 0 1 0 NULL 98 NULL NULL 0 +71 98 0 1 0 98 00 0 1 0 00 00 0 0 1 02 00 1 0 0 60 00 1 0 0 70 00 0 1 0 NULL 00 NULL NULL 0 +71 00 0 1 0 98 02 0 1 0 00 02 0 1 0 02 02 0 0 1 60 02 1 0 0 70 02 0 1 0 NULL 02 NULL NULL 0 +71 02 0 1 0 98 60 0 1 0 00 60 0 1 0 02 60 0 1 0 60 60 0 0 1 70 60 0 1 0 NULL 60 NULL NULL 0 +71 60 0 1 0 98 70 1 0 0 00 70 1 0 0 02 70 1 0 0 60 70 1 0 0 70 70 0 0 1 NULL 70 NULL NULL 0 +71 70 1 0 0 98 NULL NULL NULL 0 00 NULL NULL NULL 0 02 NULL NULL NULL 0 60 NULL NULL NULL 0 70 NULL NULL NULL 0 NULL NULL NULL NULL 1 +71 NULL NULL NULL 0 +98 71 1 0 0 +00 71 1 0 0 +02 71 1 0 0 +60 71 1 0 0 +70 71 0 1 0 +NULL 71 NULL NULL 0 +71 71 0 0 1 select a.f1 as a, b.f2 as b, a.f1 > b.f2 as gt, a.f1 < b.f2 as lt, a.f1<=>b.f2 as eq from t1 a, t1 b; @@ -1593,36 +1607,49 @@ a b gt lt eq 60 1998 1 0 0 70 1998 0 1 0 NULL 1998 NULL NULL 0 +71 1998 0 1 0 98 2000 0 1 0 00 2000 0 0 1 02 2000 1 0 0 60 2000 1 0 0 70 2000 0 1 0 NULL 2000 NULL NULL 0 +71 2000 0 1 0 98 2002 0 1 0 00 2002 0 1 0 02 2002 0 0 1 60 2002 1 0 0 70 2002 0 1 0 NULL 2002 NULL NULL 0 +71 2002 0 1 0 98 2060 0 1 0 00 2060 0 1 0 02 2060 0 1 0 60 2060 0 0 1 70 2060 0 1 0 NULL 2060 NULL NULL 0 +71 2060 0 1 0 98 1970 1 0 0 00 1970 1 0 0 02 1970 1 0 0 60 1970 1 0 0 70 1970 0 0 1 NULL 1970 NULL NULL 0 +71 1970 1 0 0 98 NULL NULL NULL 0 00 NULL NULL NULL 0 02 NULL NULL NULL 0 60 NULL NULL NULL 0 70 NULL NULL NULL 0 NULL NULL NULL NULL 1 +71 NULL NULL NULL 0 +98 1971 1 0 0 +00 1971 1 0 0 +02 1971 1 0 0 +60 1971 1 0 0 +70 1971 0 1 0 +NULL 1971 NULL NULL 0 +71 1971 0 0 1 select a.f1 as a, b.f3 as b, a.f1 > b.f3 as gt, a.f1 < b.f3 as lt, a.f1<=>b.f3 as eq from t1 a, t1 b; @@ -1633,36 +1660,49 @@ a b gt lt eq 60 1998-01-01 1 0 0 70 1998-01-01 0 1 0 NULL 1998-01-01 NULL NULL 0 +71 1998-01-01 0 1 0 98 2000-01-01 0 1 0 00 2000-01-01 0 1 0 02 2000-01-01 1 0 0 60 2000-01-01 1 0 0 70 2000-01-01 0 1 0 NULL 2000-01-01 NULL NULL 0 +71 2000-01-01 0 1 0 98 2002-01-01 0 1 0 00 2002-01-01 0 1 0 02 2002-01-01 0 1 0 60 2002-01-01 1 0 0 70 2002-01-01 0 1 0 NULL 2002-01-01 NULL NULL 0 +71 2002-01-01 0 1 0 98 2060-01-01 0 1 0 00 2060-01-01 0 1 0 02 2060-01-01 0 1 0 60 2060-01-01 0 1 0 70 2060-01-01 0 1 0 NULL 2060-01-01 NULL NULL 0 +71 2060-01-01 0 1 0 98 1970-01-01 1 0 0 00 1970-01-01 1 0 0 02 1970-01-01 1 0 0 60 1970-01-01 1 0 0 70 1970-01-01 0 1 0 NULL 1970-01-01 NULL NULL 0 +71 1970-01-01 1 0 0 98 NULL NULL NULL 0 00 NULL NULL NULL 0 02 NULL NULL NULL 0 60 NULL NULL NULL 0 70 NULL NULL NULL 0 NULL NULL NULL NULL 1 +71 NULL NULL NULL 0 +98 1971-01-01 1 0 0 +00 1971-01-01 1 0 0 +02 1971-01-01 1 0 0 +60 1971-01-01 1 0 0 +70 1971-01-01 0 1 0 +NULL 1971-01-01 NULL NULL 0 +71 1971-01-01 0 1 0 select a.f1 as a, b.f4 as b, a.f1 > b.f4 as gt, a.f1 < b.f4 as lt, a.f1<=>b.f4 as eq from t1 a, t1 b; @@ -1673,36 +1713,49 @@ a b gt lt eq 60 1998-01-01 00:00:00 1 0 0 70 1998-01-01 00:00:00 0 1 0 NULL 1998-01-01 00:00:00 NULL NULL 0 +71 1998-01-01 00:00:00 0 1 0 98 2000-01-01 00:00:01 0 1 0 00 2000-01-01 00:00:01 0 1 0 02 2000-01-01 00:00:01 1 0 0 60 2000-01-01 00:00:01 1 0 0 70 2000-01-01 00:00:01 0 1 0 NULL 2000-01-01 00:00:01 NULL NULL 0 +71 2000-01-01 00:00:01 0 1 0 98 2002-01-01 23:59:59 0 1 0 00 2002-01-01 23:59:59 0 1 0 02 2002-01-01 23:59:59 0 1 0 60 2002-01-01 23:59:59 1 0 0 70 2002-01-01 23:59:59 0 1 0 NULL 2002-01-01 23:59:59 NULL NULL 0 +71 2002-01-01 23:59:59 0 1 0 98 2060-01-01 11:11:11 0 1 0 00 2060-01-01 11:11:11 0 1 0 02 2060-01-01 11:11:11 0 1 0 60 2060-01-01 11:11:11 0 1 0 70 2060-01-01 11:11:11 0 1 0 NULL 2060-01-01 11:11:11 NULL NULL 0 +71 2060-01-01 11:11:11 0 1 0 98 1970-11-11 22:22:22 1 0 0 00 1970-11-11 22:22:22 1 0 0 02 1970-11-11 22:22:22 1 0 0 60 1970-11-11 22:22:22 1 0 0 70 1970-11-11 22:22:22 0 1 0 NULL 1970-11-11 22:22:22 NULL NULL 0 +71 1970-11-11 22:22:22 1 0 0 98 NULL NULL NULL 0 00 NULL NULL NULL 0 02 NULL NULL NULL 0 60 NULL NULL NULL 0 70 NULL NULL NULL 0 NULL NULL NULL NULL 1 +71 NULL NULL NULL 0 +98 1971-11-11 22:22:22 1 0 0 +00 1971-11-11 22:22:22 1 0 0 +02 1971-11-11 22:22:22 1 0 0 +60 1971-11-11 22:22:22 1 0 0 +70 1971-11-11 22:22:22 0 1 0 +NULL 1971-11-11 22:22:22 NULL NULL 0 +71 1971-11-11 22:22:22 0 1 0 select *, f1 = f2 from t1; f1 f2 f3 f4 f1 = f2 98 1998 1998-01-01 1998-01-01 00:00:00 1 @@ -1711,6 +1764,7 @@ f1 f2 f3 f4 f1 = f2 60 2060 2060-01-01 2060-01-01 11:11:11 1 70 1970 1970-01-01 1970-11-11 22:22:22 1 NULL NULL NULL NULL NULL +71 1971 1971-01-01 1971-11-11 22:22:22 1 drop table t1; # # Bug #54465: assert: field_types == 0 || field_types[field_pos] == @@ -1759,6 +1813,156 @@ DROP TABLE t1; # End of 5.1 tests # +# BUG#46680 - Assertion failed in file item_subselect.cc, +# line 305 crashing on HAVING subquery +# +# Create tables +# +CREATE TABLE t1 ( +pk INT, +v VARCHAR(1) DEFAULT NULL, +PRIMARY KEY(pk) +); +CREATE TABLE t2 LIKE t1; +CREATE TABLE t3 LIKE t1; +CREATE TABLE empty1 (a int); +INSERT INTO t1 VALUES (1,'c'),(2,NULL); +INSERT INTO t2 VALUES (3,'m'),(4,NULL); +INSERT INTO t3 VALUES (1,'n'); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch='materialization=on,in_to_exists=off,semijoin=off'; + +# +# 1) Test that subquery materialization is setup for query with +# premature optimize() exit due to "Impossible WHERE" +# +SELECT MIN(t2.pk) +FROM t2 JOIN t1 ON t1.pk=t2.pk +WHERE 'j' +HAVING ('m') IN ( +SELECT v +FROM t2); +MIN(t2.pk) +NULL +Warnings: +Warning 1292 Truncated incorrect INTEGER value: 'j' + +EXPLAIN +SELECT MIN(t2.pk) +FROM t2 JOIN t1 ON t1.pk=t2.pk +WHERE 'j' +HAVING ('m') IN ( +SELECT v +FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +Warnings: +Warning 1292 Truncated incorrect INTEGER value: 'j' + +# +# 2) Test that subquery materialization is setup for query with +# premature optimize() exit due to "No matching min/max row" +# +SELECT MIN(t2.pk) +FROM t2 +WHERE t2.pk>10 +HAVING ('m') IN ( +SELECT v +FROM t2); +MIN(t2.pk) +NULL + +EXPLAIN +SELECT MIN(t2.pk) +FROM t2 +WHERE t2.pk>10 +HAVING ('m') IN ( +SELECT v +FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No matching min/max row +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 + +# +# 3) Test that subquery materialization is setup for query with +# premature optimize() exit due to "Select tables optimized away" +# +SELECT MIN(pk) +FROM t1 +WHERE pk=NULL +HAVING ('m') IN ( +SELECT v +FROM t2); +MIN(pk) +NULL + +EXPLAIN +SELECT MIN(pk) +FROM t1 +WHERE pk=NULL +HAVING ('m') IN ( +SELECT v +FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 + +# +# 4) Test that subquery materialization is setup for query with +# premature optimize() exit due to "No matching row in const table" +# + +SELECT MIN(a) +FROM (SELECT a FROM empty1) tt +HAVING ('m') IN ( +SELECT v +FROM t2); +MIN(a) +NULL + +EXPLAIN +SELECT MIN(a) +FROM (SELECT a FROM empty1) tt +HAVING ('m') IN ( +SELECT v +FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> system NULL NULL NULL NULL 0 const row not found +3 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +2 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table + +# +# 5) Test that subquery materialization is setup for query with +# premature optimize() exit due to "Impossible WHERE noticed +# after reading const tables" +# +SELECT min(t1.pk) +FROM t1 +WHERE t1.pk IN (SELECT 1 from t3 where pk>10) +HAVING ('m') IN ( +SELECT v +FROM t2); +min(t1.pk) +NULL + +EXPLAIN +SELECT min(t1.pk) +FROM t1 +WHERE t1.pk IN (SELECT 1 from t3 where pk>10) +HAVING ('m') IN ( +SELECT v +FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 index NULL PRIMARY 4 NULL 2 Using where; Using index +3 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +set @@optimizer_switch=@save_optimizer_switch; +# +# Cleanup for BUG#46680 +# +DROP TABLE IF EXISTS t1,t2,t3,empty1; +# # Bug#52123 Assertion failed: aggregator == aggr->Aggrtype(), # file .\item_sum.cc, line 587 # diff --git a/mysql-test/r/func_group_innodb.result b/mysql-test/r/func_group_innodb.result index 8412317c91d..71f1c6faef0 100644 --- a/mysql-test/r/func_group_innodb.result +++ b/mysql-test/r/func_group_innodb.result @@ -79,7 +79,7 @@ min(7) explain select min(7) from t2i join t1i; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2i ALL NULL NULL NULL NULL 1 -1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer +1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join) select min(7) from t2i join t1i; min(7) NULL @@ -95,7 +95,7 @@ max(7) explain select max(7) from t2i join t1i; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2i ALL NULL NULL NULL NULL 1 -1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer +1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join) select max(7) from t2i join t1i; max(7) NULL diff --git a/mysql-test/r/func_if.result b/mysql-test/r/func_if.result index c70589a27b7..887470e9771 100644 --- a/mysql-test/r/func_if.result +++ b/mysql-test/r/func_if.result @@ -177,13 +177,20 @@ IF((ROUND(t1.a,2)=1), 2, IF((R DROP TABLE t1; CREATE TABLE t1 (c LONGTEXT); -INSERT INTO t1 VALUES(1), (2), (3), (4), ('12345678901234567890'); +INSERT INTO t1 VALUES(1), (2), (3), (4), ('1234567890123456789'); +SELECT IF(1, CAST(c AS UNSIGNED), 0) FROM t1; +IF(1, CAST(c AS UNSIGNED), 0) +1 +2 +3 +4 +1234567890123456789 SELECT * FROM (SELECT MAX(IF(1, CAST(c AS UNSIGNED), 0)) FROM t1) AS te; MAX(IF(1, CAST(c AS UNSIGNED), 0)) -12345678901234567890 +1234567890123456789 SELECT * FROM (SELECT MAX(IFNULL(CAST(c AS UNSIGNED), 0)) FROM t1) AS te; MAX(IFNULL(CAST(c AS UNSIGNED), 0)) -12345678901234567890 +1234567890123456789 DROP TABLE t1; End of 5.0 tests # diff --git a/mysql-test/r/func_in.result b/mysql-test/r/func_in.result index ed835aea611..9f98ffbe706 100644 --- a/mysql-test/r/func_in.result +++ b/mysql-test/r/func_in.result @@ -241,7 +241,7 @@ insert into t2 select C.a*2+1, 'yes' from t1 C; explain select * from t2 where a NOT IN (0, 2,4,6,8,10,12,14,16,18); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range a a 5 NULL 12 Using index condition; Using MRR +1 SIMPLE t2 range a a 5 NULL 12 Using where select * from t2 where a NOT IN (0, 2,4,6,8,10,12,14,16,18); a filler 1 yes @@ -256,10 +256,10 @@ a filler 19 yes explain select * from t2 force index(a) where a NOT IN (2,2,2,2,2,2); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range a a 5 NULL 912 Using index condition; Using MRR +1 SIMPLE t2 range a a 5 NULL 912 Using where explain select * from t2 force index(a) where a <> 2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range a a 5 NULL 912 Using index condition; Using MRR +1 SIMPLE t2 range a a 5 NULL 912 Using where drop table t2; create table t2 (a datetime, filler char(200), key(a)); insert into t2 select '2006-04-25 10:00:00' + interval C.a minute, @@ -271,7 +271,7 @@ select * from t2 where a NOT IN ( '2006-04-25 10:00:00','2006-04-25 10:02:00','2006-04-25 10:04:00', '2006-04-25 10:06:00', '2006-04-25 10:08:00'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range a a 9 NULL 18 Using index condition; Using MRR +1 SIMPLE t2 range a a 9 NULL 18 Using where select * from t2 where a NOT IN ( '2006-04-25 10:00:00','2006-04-25 10:02:00','2006-04-25 10:04:00', '2006-04-25 10:06:00', '2006-04-25 10:08:00'); @@ -295,7 +295,7 @@ insert into t2 values ('fon', '1'), ('fop','1'), ('barbaq','1'), ('barbas','1'), ('bazbazbay', '1'),('zz','1'); explain select * from t2 where a not in('foo','barbar', 'bazbazbaz'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range a a 13 NULL 7 Using index condition; Using MRR +1 SIMPLE t2 range a a 13 NULL 7 Using where drop table t2; create table t2 (a decimal(10,5), filler char(200), key(a)); insert into t2 select 345.67890, 'no' from t1 A, t1 B; @@ -306,7 +306,7 @@ insert into t2 values (0, '1'), (22334.123,'1'), (33333,'1'), explain select * from t2 where a not in (345.67890, 43245.34, 64224.56344); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range a a 7 NULL 7 Using index condition; Using MRR +1 SIMPLE t2 range a a 7 NULL 7 Using where select * from t2 where a not in (345.67890, 43245.34, 64224.56344); a filler 0.00000 1 @@ -479,7 +479,7 @@ SELECT * FROM t4 WHERE a IN ('1972-02-06','19772-07-29'); a 1972-02-06 Warnings: -Warning 1292 Incorrect date value: '19772-07-29' for column 'a' at row 1 +Warning 1292 Incorrect datetime value: '19772-07-29' DROP TABLE t1,t2,t3,t4; CREATE TABLE t1 (id int not null); INSERT INTO t1 VALUES (1),(2); @@ -544,15 +544,9 @@ id select_type table type possible_keys key key_len ref rows Extra select f2 from t2 where f2 in ('a','b'); f2 0 -Warnings: -Warning 1292 Truncated incorrect DOUBLE value: 'a' -Warning 1292 Truncated incorrect DOUBLE value: 'b' explain select f2 from t2 where f2 in ('a','b'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index t2f2 t2f2 5 NULL 3 Using where; Using index -Warnings: -Warning 1292 Truncated incorrect DOUBLE value: 'a' -Warning 1292 Truncated incorrect DOUBLE value: 'b' select f2 from t2 where f2 in (1,'b'); f2 0 @@ -630,16 +624,16 @@ INSERT INTO t1 (c_int) SELECT 0 FROM t1; INSERT INTO t1 (c_int) SELECT 0 FROM t1; EXPLAIN SELECT * FROM t1 WHERE c_int IN (1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_int c_int 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_int IN (NULL, 1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_int c_int 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_int IN (1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_int c_int 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_int IN (1, NULL, 2, NULL, 3, NULL); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_int c_int 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_int c_int 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_int IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -648,10 +642,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN SELECT * FROM t1 WHERE c_decimal IN (1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_decimal c_decimal 3 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_decimal c_decimal 3 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_decimal IN (NULL, 1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_decimal c_decimal 3 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_decimal c_decimal 3 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_decimal IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -660,10 +654,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN SELECT * FROM t1 WHERE c_float IN (1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_float c_float 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_float c_float 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_float IN (NULL, 1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_float c_float 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_float c_float 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_float IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -672,10 +666,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN SELECT * FROM t1 WHERE c_bit IN (1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_bit c_bit 2 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_bit c_bit 2 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_bit IN (NULL, 1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_bit c_bit 2 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_bit c_bit 2 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_bit IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -685,11 +679,11 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT * FROM t1 WHERE c_date IN ('2009-09-01', '2009-09-02', '2009-09-03'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_date c_date 3 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_date c_date 3 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_date IN (NULL, '2009-09-01', '2009-09-02', '2009-09-03'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_date c_date 3 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_date c_date 3 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_date IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -699,11 +693,11 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT * FROM t1 WHERE c_datetime IN ('2009-09-01 00:00:01', '2009-09-02 00:00:01', '2009-09-03 00:00:01'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_datetime c_datetime 8 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_datetime c_datetime 8 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_datetime IN (NULL, '2009-09-01 00:00:01', '2009-09-02 00:00:01', '2009-09-03 00:00:01'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_datetime c_datetime 8 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_datetime c_datetime 8 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_datetime IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -713,11 +707,11 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT * FROM t1 WHERE c_timestamp IN ('2009-09-01 00:00:01', '2009-09-01 00:00:02', '2009-09-01 00:00:03'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_timestamp c_timestamp 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_timestamp c_timestamp 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_timestamp IN (NULL, '2009-09-01 00:00:01', '2009-09-01 00:00:02', '2009-09-01 00:00:03'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_timestamp c_timestamp 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_timestamp c_timestamp 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_timestamp IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -726,10 +720,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN SELECT * FROM t1 WHERE c_year IN (1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_year c_year 1 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_year c_year 1 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_year IN (NULL, 1, 2, 3); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_year c_year 1 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_year c_year 1 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_year IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables @@ -738,10 +732,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables EXPLAIN SELECT * FROM t1 WHERE c_char IN ('1', '2', '3'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_char c_char 10 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_char c_char 10 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_char IN (NULL, '1', '2', '3'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c_char c_char 10 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range c_char c_char 10 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE c_char IN (NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables diff --git a/mysql-test/r/func_math.result b/mysql-test/r/func_math.result index 40eb6c5f543..4a61a16bbec 100644 --- a/mysql-test/r/func_math.result +++ b/mysql-test/r/func_math.result @@ -285,33 +285,55 @@ set names default; select cast(-2 as unsigned), 18446744073709551614, -2; cast(-2 as unsigned) 18446744073709551614 -2 18446744073709551614 18446744073709551614 -2 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select abs(cast(-2 as unsigned)), abs(18446744073709551614), abs(-2); abs(cast(-2 as unsigned)) abs(18446744073709551614) abs(-2) 18446744073709551614 18446744073709551614 2 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select ceiling(cast(-2 as unsigned)), ceiling(18446744073709551614), ceiling(-2); ceiling(cast(-2 as unsigned)) ceiling(18446744073709551614) ceiling(-2) 18446744073709551614 18446744073709551614 -2 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select floor(cast(-2 as unsigned)), floor(18446744073709551614), floor(-2); floor(cast(-2 as unsigned)) floor(18446744073709551614) floor(-2) 18446744073709551614 18446744073709551614 -2 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select format(cast(-2 as unsigned), 2), format(18446744073709551614, 2), format(-2, 2); format(cast(-2 as unsigned), 2) format(18446744073709551614, 2) format(-2, 2) 18,446,744,073,709,551,614.00 18,446,744,073,709,551,614.00 -2.00 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select sqrt(cast(-2 as unsigned)), sqrt(18446744073709551614), sqrt(-2); sqrt(cast(-2 as unsigned)) sqrt(18446744073709551614) sqrt(-2) 4294967296 4294967296 NULL +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select round(cast(-2 as unsigned), 1), round(18446744073709551614, 1), round(-2, 1); round(cast(-2 as unsigned), 1) round(18446744073709551614, 1) round(-2, 1) 18446744073709551614 18446744073709551614 -2 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select round(4, cast(-2 as unsigned)), round(4, 18446744073709551614), round(4, -2); round(4, cast(-2 as unsigned)) round(4, 18446744073709551614) round(4, -2) 4 4 0 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select truncate(cast(-2 as unsigned), 1), truncate(18446744073709551614, 1), truncate(-2, 1); truncate(cast(-2 as unsigned), 1) truncate(18446744073709551614, 1) truncate(-2, 1) 18446744073709551614 18446744073709551614 -2 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select truncate(4, cast(-2 as unsigned)), truncate(4, 18446744073709551614), truncate(4, -2); truncate(4, cast(-2 as unsigned)) truncate(4, 18446744073709551614) truncate(4, -2) 4 4 0 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select round(10000000000000000000, -19), truncate(10000000000000000000, -19); round(10000000000000000000, -19) truncate(10000000000000000000, -19) 10000000000000000000 10000000000000000000 @@ -363,12 +385,18 @@ round(4, -4294967200) truncate(4, -4294967200) select mod(cast(-2 as unsigned), 3), mod(18446744073709551614, 3), mod(-2, 3); mod(cast(-2 as unsigned), 3) mod(18446744073709551614, 3) mod(-2, 3) 2 2 -2 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select mod(5, cast(-2 as unsigned)), mod(5, 18446744073709551614), mod(5, -2); mod(5, cast(-2 as unsigned)) mod(5, 18446744073709551614) mod(5, -2) 5 5 1 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement select pow(cast(-2 as unsigned), 5), pow(18446744073709551614, 5), pow(-2, 5); pow(cast(-2 as unsigned), 5) pow(18446744073709551614, 5) pow(-2, 5) 2.13598703592091e96 2.13598703592091e96 -32 +Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement CREATE TABLE t1 (a timestamp, b varchar(20), c bit(1)); INSERT INTO t1 VALUES('1998-09-23', 'str1', 1), ('2003-03-25', 'str2', 0); SELECT a DIV 900 y FROM t1 GROUP BY y; @@ -383,9 +411,9 @@ SELECT b DIV 900 y FROM t1 GROUP BY y; y 0 Warnings: -Warning 1366 Incorrect decimal value: '' for column '' at row 0 +Warning 1918 Encountered illegal value '' when converting to DECIMAL Warning 1292 Truncated incorrect DECIMAL value: 'str1' -Warning 1366 Incorrect decimal value: '' for column '' at row 0 +Warning 1918 Encountered illegal value '' when converting to DECIMAL Warning 1292 Truncated incorrect DECIMAL value: 'str2' SELECT c DIV 900 y FROM t1 GROUP BY y; y @@ -499,7 +527,7 @@ select "123456789012345678901234567890.123456789012345678901234567890" div 1 as ERROR 22003: BIGINT value is out of range in '('123456789012345678901234567890.123456789012345678901234567890' DIV 1)' SHOW WARNINGS; Level Code Message -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '123456789012345678901234567890.123456789012345678901234567890000000' to INT. Value truncated. Error 1690 BIGINT value is out of range in '('123456789012345678901234567890.123456789012345678901234567890' DIV 1)' # # Bug#57810 case/when/then : Assertion failed: length || !scale @@ -632,9 +660,9 @@ ERROR 22003: BIGINT UNSIGNED value is out of range in '(18446744073709551615 DIV CREATE TABLE t1(a BIGINT, b BIGINT UNSIGNED); INSERT INTO t1 VALUES(-9223372036854775808, 9223372036854775809); SELECT -a FROM t1; -ERROR 22003: BIGINT value is out of range in '-('-9223372036854775808')' +ERROR 22003: BIGINT value is out of range in '-(-9223372036854775808)' SELECT -b FROM t1; -ERROR 22003: BIGINT value is out of range in '-('9223372036854775809')' +ERROR 22003: BIGINT value is out of range in '-(9223372036854775809)' DROP TABLE t1; SET @a:=999999999999999999999999999999999999999999999999999999999999999999999999999999999; SELECT @a + @a; @@ -684,7 +712,7 @@ SELECT ((@a:=@b:=1.0) div (@b:=@a:=get_format(datetime, 'usa'))); ((@a:=@b:=1.0) div (@b:=@a:=get_format(datetime, 'usa'))) NULL Warnings: -Warning 1366 Incorrect decimal value: '' for column '' at row 0 +Warning 1918 Encountered illegal value '' when converting to DECIMAL # # Bug #59498 div function broken in mysql-trunk # @@ -698,4 +726,4 @@ select (1.175494351E-37 div 1.7976931348623157E+308); (1.175494351E-37 div 1.7976931348623157E+308) 0 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '' to DECIMAL. Value truncated. diff --git a/mysql-test/r/func_sapdb.result b/mysql-test/r/func_sapdb.result index 2d6154cd1f7..fa3d37c08c2 100644 --- a/mysql-test/r/func_sapdb.result +++ b/mysql-test/r/func_sapdb.result @@ -113,10 +113,10 @@ subtime("01:00:00.999999", "02:00:00.999998") -00:59:59.999999 select subtime("02:01:01.999999", "01:01:01.999999"); subtime("02:01:01.999999", "01:01:01.999999") -01:00:00.000000 +01:00:00 select timediff("1997-01-01 23:59:59.000001","1995-12-31 23:59:59.000002"); timediff("1997-01-01 23:59:59.000001","1995-12-31 23:59:59.000002") -838:59:59 +838:59:59.999999 Warnings: Warning 1292 Truncated incorrect time value: '8807:59:59.999999' select timediff("1997-12-31 23:59:59.000001","1997-12-30 01:01:01.000002"); @@ -184,8 +184,8 @@ microsecond("1997-12-31 23:59:59.000001") 1 create table t1 select makedate(1997,1) as f1, -addtime(cast("1997-12-31 23:59:59.000001" as datetime), "1 1:1:1.000002") as f2, -addtime(cast("23:59:59.999999" as time) , "1 1:1:1.000002") as f3, +addtime(cast("1997-12-31 23:59:59.000001" as datetime(6)), "1 1:1:1.000002") as f2, +addtime(cast("23:59:59.999999" as time(6)) , "1 1:1:1.000002") as f3, timediff("1997-12-31 23:59:59.000001","1997-12-30 01:01:01.000002") as f4, timediff("1997-12-30 23:59:59.000001","1997-12-31 23:59:59.000002") as f5, maketime(10,11,12) as f6, @@ -195,17 +195,17 @@ time("1997-12-31 23:59:59.000001") as f9; describe t1; Field Type Null Key Default Extra f1 date YES NULL -f2 datetime YES NULL -f3 time YES NULL -f4 time YES NULL -f5 time YES NULL +f2 datetime(6) YES NULL +f3 time(6) YES NULL +f4 time(6) YES NULL +f5 time(6) YES NULL f6 time YES NULL -f7 datetime YES NULL +f7 datetime(6) YES NULL f8 date YES NULL -f9 time YES NULL +f9 time(6) YES NULL select * from t1; f1 f2 f3 f4 f5 f6 f7 f8 f9 -1997-01-01 1998-01-02 01:01:00 49:01:01 46:58:57 -24:00:00 10:11:12 2001-12-01 01:01:01 1997-12-31 23:59:59 +1997-01-01 1998-01-02 01:01:00.000003 49:01:01.000001 46:58:57.999999 -24:00:00.000001 10:11:12 2001-12-01 01:01:01.000000 1997-12-31 23:59:59.000001 create table test(t1 datetime, t2 time, t3 time, t4 datetime); insert into test values ('2001-01-01 01:01:01', '01:01:01', null, '2001-02-01 01:01:01'), @@ -250,6 +250,8 @@ a select microsecond(19971231235959.01) as a; a 10000 +Warnings: +Warning 1292 Truncated incorrect time value: '19971231235959.01' select date_add("1997-12-31",INTERVAL "10.09" SECOND_MICROSECOND) as a; a 1997-12-31 00:00:10.090000 diff --git a/mysql-test/r/func_str.result b/mysql-test/r/func_str.result index 81fe2413725..62429ae1bce 100644 --- a/mysql-test/r/func_str.result +++ b/mysql-test/r/func_str.result @@ -1154,6 +1154,7 @@ notnumber 0 Warnings: Warning 1292 Truncated incorrect DOUBLE value: 'notnumber' Warning 1292 Truncated incorrect DOUBLE value: 'notnumber' +Warning 1292 Truncated incorrect DOUBLE value: 'notnumber' SELECT * FROM t1, t2 WHERE num=substring(str from 1 for 6); str num notnumber 0 @@ -1536,7 +1537,7 @@ select locate('lo','hello',-18446744073709551615); locate('lo','hello',-18446744073709551615) 0 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select locate('lo','hello',18446744073709551615); locate('lo','hello',18446744073709551615) 0 @@ -1544,22 +1545,22 @@ select locate('lo','hello',-18446744073709551616); locate('lo','hello',-18446744073709551616) 0 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select locate('lo','hello',18446744073709551616); locate('lo','hello',18446744073709551616) 0 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select locate('lo','hello',-18446744073709551617); locate('lo','hello',-18446744073709551617) 0 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select locate('lo','hello',18446744073709551617); locate('lo','hello',18446744073709551617) 0 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select left('hello', 10); left('hello', 10) hello @@ -1591,8 +1592,8 @@ select left('hello', -18446744073709551615); left('hello', -18446744073709551615) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select left('hello', 18446744073709551615); left('hello', 18446744073709551615) hello @@ -1600,26 +1601,26 @@ select left('hello', -18446744073709551616); left('hello', -18446744073709551616) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select left('hello', 18446744073709551616); left('hello', 18446744073709551616) hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select left('hello', -18446744073709551617); left('hello', -18446744073709551617) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select left('hello', 18446744073709551617); left('hello', 18446744073709551617) hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select right('hello', 10); right('hello', 10) hello @@ -1651,8 +1652,8 @@ select right('hello', -18446744073709551615); right('hello', -18446744073709551615) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select right('hello', 18446744073709551615); right('hello', 18446744073709551615) hello @@ -1660,26 +1661,26 @@ select right('hello', -18446744073709551616); right('hello', -18446744073709551616) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select right('hello', 18446744073709551616); right('hello', 18446744073709551616) hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select right('hello', -18446744073709551617); right('hello', -18446744073709551617) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select right('hello', 18446744073709551617); right('hello', 18446744073709551617) hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select substring('hello', 2, -1); substring('hello', 2, -1) @@ -1711,8 +1712,8 @@ select substring('hello', -18446744073709551615, 1); substring('hello', -18446744073709551615, 1) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select substring('hello', 18446744073709551615, 1); substring('hello', 18446744073709551615, 1) @@ -1720,26 +1721,26 @@ select substring('hello', -18446744073709551616, 1); substring('hello', -18446744073709551616, 1) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select substring('hello', 18446744073709551616, 1); substring('hello', 18446744073709551616, 1) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select substring('hello', -18446744073709551617, 1); substring('hello', -18446744073709551617, 1) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select substring('hello', 18446744073709551617, 1); substring('hello', 18446744073709551617, 1) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select substring('hello', 1, -1); substring('hello', 1, -1) @@ -1765,8 +1766,8 @@ select substring('hello', 1, -18446744073709551615); substring('hello', 1, -18446744073709551615) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select substring('hello', 1, 18446744073709551615); substring('hello', 1, 18446744073709551615) hello @@ -1774,26 +1775,26 @@ select substring('hello', 1, -18446744073709551616); substring('hello', 1, -18446744073709551616) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select substring('hello', 1, 18446744073709551616); substring('hello', 1, 18446744073709551616) hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select substring('hello', 1, -18446744073709551617); substring('hello', 1, -18446744073709551617) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select substring('hello', 1, 18446744073709551617); substring('hello', 1, 18446744073709551617) hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select substring('hello', -1, -1); substring('hello', -1, -1) @@ -1819,10 +1820,10 @@ select substring('hello', -18446744073709551615, -18446744073709551615); substring('hello', -18446744073709551615, -18446744073709551615) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select substring('hello', 18446744073709551615, 18446744073709551615); substring('hello', 18446744073709551615, 18446744073709551615) @@ -1830,34 +1831,34 @@ select substring('hello', -18446744073709551616, -18446744073709551616); substring('hello', -18446744073709551616, -18446744073709551616) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select substring('hello', 18446744073709551616, 18446744073709551616); substring('hello', 18446744073709551616, 18446744073709551616) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select substring('hello', -18446744073709551617, -18446744073709551617); substring('hello', -18446744073709551617, -18446744073709551617) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select substring('hello', 18446744073709551617, 18446744073709551617); substring('hello', 18446744073709551617, 18446744073709551617) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select insert('hello', -1, 1, 'hi'); insert('hello', -1, 1, 'hi') hello @@ -1883,7 +1884,7 @@ select insert('hello', -18446744073709551615, 1, 'hi'); insert('hello', -18446744073709551615, 1, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select insert('hello', 18446744073709551615, 1, 'hi'); insert('hello', 18446744073709551615, 1, 'hi') hello @@ -1891,22 +1892,22 @@ select insert('hello', -18446744073709551616, 1, 'hi'); insert('hello', -18446744073709551616, 1, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select insert('hello', 18446744073709551616, 1, 'hi'); insert('hello', 18446744073709551616, 1, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select insert('hello', -18446744073709551617, 1, 'hi'); insert('hello', -18446744073709551617, 1, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select insert('hello', 18446744073709551617, 1, 'hi'); insert('hello', 18446744073709551617, 1, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select insert('hello', 1, -1, 'hi'); insert('hello', 1, -1, 'hi') hi @@ -1932,7 +1933,7 @@ select insert('hello', 1, -18446744073709551615, 'hi'); insert('hello', 1, -18446744073709551615, 'hi') hi Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select insert('hello', 1, 18446744073709551615, 'hi'); insert('hello', 1, 18446744073709551615, 'hi') hi @@ -1940,22 +1941,22 @@ select insert('hello', 1, -18446744073709551616, 'hi'); insert('hello', 1, -18446744073709551616, 'hi') hi Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select insert('hello', 1, 18446744073709551616, 'hi'); insert('hello', 1, 18446744073709551616, 'hi') hi Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select insert('hello', 1, -18446744073709551617, 'hi'); insert('hello', 1, -18446744073709551617, 'hi') hi Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select insert('hello', 1, 18446744073709551617, 'hi'); insert('hello', 1, 18446744073709551617, 'hi') hi Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select insert('hello', -1, -1, 'hi'); insert('hello', -1, -1, 'hi') hello @@ -1981,8 +1982,8 @@ select insert('hello', -18446744073709551615, -18446744073709551615, 'hi'); insert('hello', -18446744073709551615, -18446744073709551615, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select insert('hello', 18446744073709551615, 18446744073709551615, 'hi'); insert('hello', 18446744073709551615, 18446744073709551615, 'hi') hello @@ -1990,26 +1991,26 @@ select insert('hello', -18446744073709551616, -18446744073709551616, 'hi'); insert('hello', -18446744073709551616, -18446744073709551616, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select insert('hello', 18446744073709551616, 18446744073709551616, 'hi'); insert('hello', 18446744073709551616, 18446744073709551616, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. select insert('hello', -18446744073709551617, -18446744073709551617, 'hi'); insert('hello', -18446744073709551617, -18446744073709551617, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select insert('hello', 18446744073709551617, 18446744073709551617, 'hi'); insert('hello', 18446744073709551617, 18446744073709551617, 'hi') hello Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. select repeat('hello', -1); repeat('hello', -1) @@ -2041,8 +2042,8 @@ select repeat('hello', -18446744073709551615); repeat('hello', -18446744073709551615) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select repeat('hello', 18446744073709551615); repeat('hello', 18446744073709551615) NULL @@ -2052,27 +2053,27 @@ select repeat('hello', -18446744073709551616); repeat('hello', -18446744073709551616) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select repeat('hello', 18446744073709551616); repeat('hello', 18446744073709551616) NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. Warning 1301 Result of repeat() was larger than max_allowed_packet (1048576) - truncated select repeat('hello', -18446744073709551617); repeat('hello', -18446744073709551617) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select repeat('hello', 18446744073709551617); repeat('hello', 18446744073709551617) NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. Warning 1301 Result of repeat() was larger than max_allowed_packet (1048576) - truncated select space(-1); space(-1) @@ -2105,8 +2106,8 @@ select space(-18446744073709551615); space(-18446744073709551615) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select space(18446744073709551615); space(18446744073709551615) NULL @@ -2116,27 +2117,27 @@ select space(-18446744073709551616); space(-18446744073709551616) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select space(18446744073709551616); space(18446744073709551616) NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. Warning 1301 Result of repeat() was larger than max_allowed_packet (1048576) - truncated select space(-18446744073709551617); space(-18446744073709551617) Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select space(18446744073709551617); space(18446744073709551617) NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. Warning 1301 Result of repeat() was larger than max_allowed_packet (1048576) - truncated select rpad('hello', -1, '1'); rpad('hello', -1, '1') @@ -2169,8 +2170,8 @@ select rpad('hello', -18446744073709551615, '1'); rpad('hello', -18446744073709551615, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select rpad('hello', 18446744073709551615, '1'); rpad('hello', 18446744073709551615, '1') NULL @@ -2180,27 +2181,27 @@ select rpad('hello', -18446744073709551616, '1'); rpad('hello', -18446744073709551616, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select rpad('hello', 18446744073709551616, '1'); rpad('hello', 18446744073709551616, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. Warning 1301 Result of rpad() was larger than max_allowed_packet (1048576) - truncated select rpad('hello', -18446744073709551617, '1'); rpad('hello', -18446744073709551617, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select rpad('hello', 18446744073709551617, '1'); rpad('hello', 18446744073709551617, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. Warning 1301 Result of rpad() was larger than max_allowed_packet (1048576) - truncated select lpad('hello', -1, '1'); lpad('hello', -1, '1') @@ -2233,8 +2234,8 @@ select lpad('hello', -18446744073709551615, '1'); lpad('hello', -18446744073709551615, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551615' to INT. Value truncated. select lpad('hello', 18446744073709551615, '1'); lpad('hello', 18446744073709551615, '1') NULL @@ -2244,27 +2245,27 @@ select lpad('hello', -18446744073709551616, '1'); lpad('hello', -18446744073709551616, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551616' to INT. Value truncated. select lpad('hello', 18446744073709551616, '1'); lpad('hello', 18446744073709551616, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551616' to INT. Value truncated. Warning 1301 Result of lpad() was larger than max_allowed_packet (1048576) - truncated select lpad('hello', -18446744073709551617, '1'); lpad('hello', -18446744073709551617, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '-18446744073709551617' to INT. Value truncated. select lpad('hello', 18446744073709551617, '1'); lpad('hello', 18446744073709551617, '1') NULL Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. +Warning 1916 Got overflow when converting '18446744073709551617' to INT. Value truncated. Warning 1301 Result of lpad() was larger than max_allowed_packet (1048576) - truncated SET @orig_sql_mode = @@SQL_MODE; SET SQL_MODE=traditional; @@ -2553,12 +2554,12 @@ insert into t1 values (-1),(null); explain select 1 as a from t1,(select decode(f1,f1) as b from t1) a; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using join buffer +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) 2 DERIVED t1 ALL NULL NULL NULL NULL 2 explain select 1 as a from t1,(select encode(f1,f1) as b from t1) a; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using join buffer +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) 2 DERIVED t1 ALL NULL NULL NULL NULL 2 drop table t1; # diff --git a/mysql-test/r/func_test.result b/mysql-test/r/func_test.result index bd111a3c310..81b7994af97 100644 --- a/mysql-test/r/func_test.result +++ b/mysql-test/r/func_test.result @@ -87,7 +87,7 @@ explain extended select - a from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select -('1') AS `- a` from dual +Note 1003 select -(1) AS `- a` from dual drop table t1; select 5 between 0 and 10 between 0 and 1,(5 between 0 and 10) between 0 and 1; 5 between 0 and 10 between 0 and 1 (5 between 0 and 10) between 0 and 1 diff --git a/mysql-test/r/func_time.result b/mysql-test/r/func_time.result index fb647723756..8c6aadb15fb 100644 --- a/mysql-test/r/func_time.result +++ b/mysql-test/r/func_time.result @@ -8,20 +8,39 @@ period_add("9602",-12) period_diff(199505,"9404") 199502 13 select now()-now(),weekday(curdate())-weekday(now()),unix_timestamp()-unix_timestamp(now()); now()-now() weekday(curdate())-weekday(now()) unix_timestamp()-unix_timestamp(now()) -0.000000 0 0 +0 0 0 select from_unixtime(unix_timestamp("1994-03-02 10:11:12")),from_unixtime(unix_timestamp("1994-03-02 10:11:12"),"%Y-%m-%d %h:%i:%s"),from_unixtime(unix_timestamp("1994-03-02 10:11:12"))+0; from_unixtime(unix_timestamp("1994-03-02 10:11:12")) from_unixtime(unix_timestamp("1994-03-02 10:11:12"),"%Y-%m-%d %h:%i:%s") from_unixtime(unix_timestamp("1994-03-02 10:11:12"))+0 -1994-03-02 10:11:12 1994-03-02 10:11:12 19940302101112.000000 +1994-03-02 10:11:12.000000 1994-03-02 10:11:12 19940302101112.000000 select sec_to_time(9001),sec_to_time(9001)+0,time_to_sec("15:12:22"), sec_to_time(time_to_sec("0:30:47")/6.21); sec_to_time(9001) sec_to_time(9001)+0 time_to_sec("15:12:22") sec_to_time(time_to_sec("0:30:47")/6.21) -02:30:01 23001.000000 54742 00:04:57 +02:30:01 23001 54742.000000 00:04:57.423510 +select sec_to_time(9001.1), time_to_sec('15:12:22.123456'), time_to_sec(15.5566778899); +sec_to_time(9001.1) time_to_sec('15:12:22.123456') time_to_sec(15.5566778899) +02:30:01.1 54742.123456 15.556677 select sec_to_time(time_to_sec('-838:59:59')); sec_to_time(time_to_sec('-838:59:59')) --838:59:59 +-838:59:59.000000 +select sec_to_time('9001.1'), sec_to_time('1234567890123.123'); +sec_to_time('9001.1') sec_to_time('1234567890123.123') +02:30:01.100000 838:59:59.999999 +Warnings: +Warning 1292 Truncated incorrect time value: '1234567890123.123' +select sec_to_time(90011e-1), sec_to_time(1234567890123e30); +sec_to_time(90011e-1) sec_to_time(1234567890123e30) +02:30:01.100000 838:59:59.999999 +Warnings: +Warning 1292 Truncated incorrect time value: '1.234567890123e42' +select sec_to_time(1234567890123), sec_to_time('99999999999999999999999999999'); +sec_to_time(1234567890123) sec_to_time('99999999999999999999999999999') +838:59:59 838:59:59.999999 +Warnings: +Warning 1292 Truncated incorrect time value: '1234567890123' +Warning 1292 Truncated incorrect time value: '99999999999999999999999999999' select now()-curdate()*1000000-curtime(); now()-curdate()*1000000-curtime() -0.000000 +0 select strcmp(current_timestamp(),concat(current_date()," ",current_time())); strcmp(current_timestamp(),concat(current_date()," ",current_time())) 0 @@ -52,6 +71,9 @@ DAYOFYEAR("1997-03-03") WEEK("1998-03-03") QUARTER(980303) select HOUR("1997-03-03 23:03:22"), MINUTE("23:03:22"), SECOND(230322); HOUR("1997-03-03 23:03:22") MINUTE("23:03:22") SECOND(230322) 23 3 22 +select TIME(230322), TIME(230322.33), TIME("230322.33"); +TIME(230322) TIME(230322.33) TIME("230322.33") +23:03:22 23:03:22.33 23:03:22.330000 select week(19980101),week(19970101),week(19980101,1),week(19970101,1); week(19980101) week(19970101) week(19980101,1) week(19970101,1) 0 0 1 1 @@ -137,18 +159,18 @@ Saturday 5 select monthname("1972-03-04"),monthname("1972-03-04")+0; monthname("1972-03-04") monthname("1972-03-04")+0 March 0 -select time_format(19980131000000,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); -time_format(19980131000000,'%H|%I|%k|%l|%i|%p|%r|%S|%T') -00|12|0|12|00|AM|12:00:00 AM|00|00:00:00 -select time_format(19980131010203,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); -time_format(19980131010203,'%H|%I|%k|%l|%i|%p|%r|%S|%T') -01|01|1|1|02|AM|01:02:03 AM|03|01:02:03 -select time_format(19980131131415,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); -time_format(19980131131415,'%H|%I|%k|%l|%i|%p|%r|%S|%T') -13|01|13|1|14|PM|01:14:15 PM|15|13:14:15 -select time_format(19980131010015,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); -time_format(19980131010015,'%H|%I|%k|%l|%i|%p|%r|%S|%T') -01|01|1|1|00|AM|01:00:15 AM|15|01:00:15 +select time_format(000000,'%H|%I|%k|%l|%i|%p|%r|%S|%T'),date_format(19980131000000,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); +time_format(000000,'%H|%I|%k|%l|%i|%p|%r|%S|%T') date_format(19980131000000,'%H|%I|%k|%l|%i|%p|%r|%S|%T') +00|12|0|12|00|AM|12:00:00 AM|00|00:00:00 00|12|0|12|00|AM|12:00:00 AM|00|00:00:00 +select time_format(010203,'%H|%I|%k|%l|%i|%p|%r|%S|%T'),date_format(19980131010203,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); +time_format(010203,'%H|%I|%k|%l|%i|%p|%r|%S|%T') date_format(19980131010203,'%H|%I|%k|%l|%i|%p|%r|%S|%T') +01|01|1|1|02|AM|01:02:03 AM|03|01:02:03 01|01|1|1|02|AM|01:02:03 AM|03|01:02:03 +select time_format(131415,'%H|%I|%k|%l|%i|%p|%r|%S|%T'),date_format(19980131131415,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); +time_format(131415,'%H|%I|%k|%l|%i|%p|%r|%S|%T') date_format(19980131131415,'%H|%I|%k|%l|%i|%p|%r|%S|%T') +13|01|13|1|14|PM|01:14:15 PM|15|13:14:15 13|01|13|1|14|PM|01:14:15 PM|15|13:14:15 +select time_format(010015,'%H|%I|%k|%l|%i|%p|%r|%S|%T'),date_format(19980131010015,'%H|%I|%k|%l|%i|%p|%r|%S|%T'); +time_format(010015,'%H|%I|%k|%l|%i|%p|%r|%S|%T') date_format(19980131010015,'%H|%I|%k|%l|%i|%p|%r|%S|%T') +01|01|1|1|00|AM|01:00:15 AM|15|01:00:15 01|01|1|1|00|AM|01:00:15 AM|15|01:00:15 select date_format(concat('19980131',131415),'%H|%I|%k|%l|%i|%p|%r|%S|%T| %M|%W|%D|%Y|%y|%a|%b|%j|%m|%d|%h|%s|%w'); date_format(concat('19980131',131415),'%H|%I|%k|%l|%i|%p|%r|%S|%T| %M|%W|%D|%Y|%y|%a|%b|%j|%m|%d|%h|%s|%w') 13|01|13|1|14|PM|01:14:15 PM|15|13:14:15| January|Saturday|31st|1998|98|Sat|Jan|031|01|31|01|15|6 @@ -543,10 +565,10 @@ select @a:=FROM_UNIXTIME(1); 1970-01-01 03:00:01 select unix_timestamp(@a); unix_timestamp(@a) -1 +1.000000 select unix_timestamp('1969-12-01 19:00:01'); unix_timestamp('1969-12-01 19:00:01') -0 +NULL select from_unixtime(-1); from_unixtime(-1) NULL @@ -567,31 +589,31 @@ unix_timestamp(from_unixtime(2147483648)) NULL select unix_timestamp('2039-01-20 01:00:00'); unix_timestamp('2039-01-20 01:00:00') -0 +NULL select unix_timestamp('1968-01-20 01:00:00'); unix_timestamp('1968-01-20 01:00:00') -0 +NULL select unix_timestamp('2038-02-10 01:00:00'); unix_timestamp('2038-02-10 01:00:00') -0 +NULL select unix_timestamp('1969-11-20 01:00:00'); unix_timestamp('1969-11-20 01:00:00') -0 +NULL select unix_timestamp('2038-01-20 01:00:00'); unix_timestamp('2038-01-20 01:00:00') -0 +NULL select unix_timestamp('1969-12-30 01:00:00'); unix_timestamp('1969-12-30 01:00:00') -0 +NULL select unix_timestamp('2038-01-17 12:00:00'); unix_timestamp('2038-01-17 12:00:00') -2147331600 +2147331600.000000 select unix_timestamp('1970-01-01 03:00:01'); unix_timestamp('1970-01-01 03:00:01') -1 +1.000000 select unix_timestamp('2038-01-19 07:14:07'); unix_timestamp('2038-01-19 07:14:07') -0 +NULL SELECT CHARSET(DAYNAME(19700101)); CHARSET(DAYNAME(19700101)) latin1 @@ -788,9 +810,7 @@ TIMESTAMPDIFF(year,'2006-01-10 14:30:28','2008-01-10 14:30:29') 2 select date_add(time,INTERVAL 1 SECOND) from t1; date_add(time,INTERVAL 1 SECOND) -NULL -Warnings: -Warning 1264 Out of range value for column 'time' at row 1 +06:07:09 drop table t1; select last_day('2000-02-05') as f1, last_day('2002-12-31') as f2, last_day('2003-03-32') as f3, last_day('2003-04-01') as f4, @@ -930,10 +950,10 @@ sec_to_time(1) + 0, from_unixtime(1) + 0; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( - `now() - now()` double(23,6) NOT NULL DEFAULT '0.000000', - `curtime() - curtime()` double(23,6) NOT NULL DEFAULT '0.000000', - `sec_to_time(1) + 0` double(23,6) DEFAULT NULL, - `from_unixtime(1) + 0` double(23,6) DEFAULT NULL + `now() - now()` decimal(20,0) NOT NULL DEFAULT '0', + `curtime() - curtime()` decimal(11,0) NOT NULL DEFAULT '0', + `sec_to_time(1) + 0` decimal(11,0) DEFAULT NULL, + `from_unixtime(1) + 0` decimal(20,0) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; SELECT SEC_TO_TIME(3300000); @@ -943,7 +963,7 @@ Warnings: Warning 1292 Truncated incorrect time value: '3300000' SELECT SEC_TO_TIME(3300000)+0; SEC_TO_TIME(3300000)+0 -8385959.000000 +8385959 Warnings: Warning 1292 Truncated incorrect time value: '3300000' SELECT SEC_TO_TIME(3600 * 4294967296); @@ -953,31 +973,31 @@ Warnings: Warning 1292 Truncated incorrect time value: '15461882265600' SELECT TIME_TO_SEC('916:40:00'); TIME_TO_SEC('916:40:00') -3020399 +3020399.999999 Warnings: Warning 1292 Truncated incorrect time value: '916:40:00' SELECT ADDTIME('500:00:00', '416:40:00'); ADDTIME('500:00:00', '416:40:00') -838:59:59 +838:59:59.999999 Warnings: Warning 1292 Truncated incorrect time value: '916:40:00' SELECT ADDTIME('916:40:00', '416:40:00'); ADDTIME('916:40:00', '416:40:00') -838:59:59 +838:59:59.999999 Warnings: Warning 1292 Truncated incorrect time value: '916:40:00' -Warning 1292 Truncated incorrect time value: '1255:39:59' +Warning 1292 Truncated incorrect time value: '1255:39:59.999999' SELECT SUBTIME('916:40:00', '416:40:00'); SUBTIME('916:40:00', '416:40:00') -422:19:59 +422:19:59.999999 Warnings: Warning 1292 Truncated incorrect time value: '916:40:00' SELECT SUBTIME('-916:40:00', '416:40:00'); SUBTIME('-916:40:00', '416:40:00') --838:59:59 +-838:59:59.999999 Warnings: Warning 1292 Truncated incorrect time value: '-916:40:00' -Warning 1292 Truncated incorrect time value: '-1255:39:59' +Warning 1292 Truncated incorrect time value: '-1255:39:59.999999' SELECT MAKETIME(916,0,0); MAKETIME(916,0,0) 838:59:59 @@ -1003,6 +1023,7 @@ SELECT MAKETIME(CAST(-1 AS UNSIGNED), 0, 0); MAKETIME(CAST(-1 AS UNSIGNED), 0, 0) 838:59:59 Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement Warning 1292 Truncated incorrect time value: '18446744073709551615:00:00' SELECT EXTRACT(HOUR FROM '100000:02:03'); EXTRACT(HOUR FROM '100000:02:03') @@ -1022,6 +1043,8 @@ SELECT SEC_TO_TIME(CAST(-1 AS UNSIGNED)); SEC_TO_TIME(CAST(-1 AS UNSIGNED)) 838:59:59 Warnings: +Warning 1105 Cast to unsigned converted negative integer to it's positive complement +Warning 1105 Cast to unsigned converted negative integer to it's positive complement Warning 1292 Truncated incorrect time value: '18446744073709551615' SET NAMES latin1; SET character_set_results = NULL; @@ -1070,7 +1093,9 @@ NULL select isnull(week(now() + 0)), isnull(week(now() + 0.2)), week(20061108), week(20061108.01), week(20061108085411.000002); isnull(week(now() + 0)) isnull(week(now() + 0.2)) week(20061108) week(20061108.01) week(20061108085411.000002) -0 0 45 45 45 +0 0 45 NULL 45 +Warnings: +Warning 1292 Incorrect datetime value: '20061108.01' End of 4.1 tests select time_format('100:00:00', '%H %k %h %I %l'); time_format('100:00:00', '%H %k %h %I %l') @@ -1202,6 +1227,11 @@ str_to_date('10:00 PM', '%h:%i %p') + INTERVAL 10 MINUTE NULL Warnings: Warning 1411 Incorrect datetime value: '10:00 PM' for function str_to_date +select str_to_date("1997-00-04 22:23:00","%Y-%m-%D") + interval 10 minute; +str_to_date("1997-00-04 22:23:00","%Y-%m-%D") + interval 10 minute +NULL +Warnings: +Warning 1411 Incorrect datetime value: '1997-00-04 22:23:00' for function str_to_date create table t1 (field DATE); insert into t1 values ('2006-11-06'); select * from t1 where field < '2006-11-06 04:08:36.0'; @@ -1369,8 +1399,6 @@ NULL # Bug#11766126 59166: ANOTHER DATETIME VALGRIND UNINITIALIZED WARNING # SELECT CAST((MONTH(FROM_UNIXTIME(@@GLOBAL.SQL_MODE))) AS BINARY(1025)); -CAST((MONTH(FROM_UNIXTIME(@@GLOBAL.SQL_MODE))) AS BINARY(1025)) -NULL # # Bug#11766124 59164: VALGRIND: UNINITIALIZED VALUE IN NUMBER_TO_DATETIME # @@ -1439,3 +1467,207 @@ insert into t1 values ('00:00:00'),('00:01:00'); select 1 from t1 where 1 < some (select cast(a as datetime) from t1); 1 drop table t1; +select time('10:10:10') > 10; +time('10:10:10') > 10 +1 +select time('10:10:10') > 1010; +time('10:10:10') > 1010 +1 +select time('10:10:09') > 101010; +time('10:10:09') > 101010 +0 +select time('10:10:10') > 101010; +time('10:10:10') > 101010 +0 +select time('10:10:11') > 101010; +time('10:10:11') > 101010 +1 +select time(' 1 02:03:04') + interval 9 microsecond; +time(' 1 02:03:04') + interval 9 microsecond +26:03:04.000009 +select time(' 1 02:03:04') - interval 9 microsecond; +time(' 1 02:03:04') - interval 9 microsecond +26:03:03.999991 +select time('-1 02:03:04') + interval 9 microsecond; +time('-1 02:03:04') + interval 9 microsecond +-26:03:03.999991 +select time('-1 02:03:04') - interval 9 microsecond; +time('-1 02:03:04') - interval 9 microsecond +-26:03:04.000009 +select time(' 1 02:03:04') + interval '4:4:4' hour_second; +time(' 1 02:03:04') + interval '4:4:4' hour_second +30:07:08 +select time(' 1 02:03:04') - interval '4:4:4' hour_second; +time(' 1 02:03:04') - interval '4:4:4' hour_second +21:59:00 +select time('-1 02:03:04') + interval '4:4:4' hour_second; +time('-1 02:03:04') + interval '4:4:4' hour_second +-21:59:00 +select time('-1 02:03:04') - interval '4:4:4' hour_second; +time('-1 02:03:04') - interval '4:4:4' hour_second +-30:07:08 +select time(' 1 02:03:04') + interval 2 day; +time(' 1 02:03:04') + interval 2 day +74:03:04 +select time(' 1 02:03:04') - interval 2 day; +time(' 1 02:03:04') - interval 2 day +-21:56:56 +select time('-1 02:03:04') + interval 2 day; +time('-1 02:03:04') + interval 2 day +21:56:56 +select time('-1 02:03:04') - interval 2 day; +time('-1 02:03:04') - interval 2 day +-74:03:04 +select time('10 02:03:04') + interval 30 day; +time('10 02:03:04') + interval 30 day +NULL +Warnings: +Warning 1441 Datetime function: time field overflow +select time('10 02:03:04') + interval 1 year; +time('10 02:03:04') + interval 1 year +NULL +Warnings: +Warning 1441 Datetime function: time field overflow +select cast('131415.123e0' as time); +cast('131415.123e0' as time) +NULL +Warnings: +Warning 1292 Truncated incorrect time value: '131415.123e0' +select cast('2010-01-02 03:04:05' as datetime) between null and '2010-01-02 03:04:04'; +cast('2010-01-02 03:04:05' as datetime) between null and '2010-01-02 03:04:04' +0 +select least(time('1:2:3'), '01:02:04', null) div 1; +least(time('1:2:3'), '01:02:04', null) div 1 +NULL +select truncate(least(time('1:2:3'), '01:02:04', null), 6); +truncate(least(time('1:2:3'), '01:02:04', null), 6) +NULL +select cast(least(time('1:2:3'), '01:02:04', null) as decimal(3,1)); +cast(least(time('1:2:3'), '01:02:04', null) as decimal(3,1)) +NULL +select unix_timestamp(null); +unix_timestamp(null) +NULL +select truncate(date('2010-40-10'), 6); +truncate(date('2010-40-10'), 6) +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2010-40-10' +select extract(month from '2010-40-50'); +extract(month from '2010-40-50') +NULL +Warnings: +Warning 1292 Incorrect datetime value: '2010-40-50' +select subtime('0000-00-10 10:10:10', '30 10:00:00'); +subtime('0000-00-10 10:10:10', '30 10:00:00') +NULL +select cast(str_to_date(NULL, '%H:%i:%s') as time); +cast(str_to_date(NULL, '%H:%i:%s') as time) +NULL +create table t1 (f1 datetime, key (f1)); +insert into t1 values ('2000-09-12 00:00:00'), ('2007-04-25 05:08:49'); +select * from t1 where f1 > time('-23:00:06'); +f1 +2000-09-12 00:00:00 +2007-04-25 05:08:49 +drop table t1; +select maketime(20,61,10)+0; +maketime(20,61,10)+0 +NULL +create table t1 (f2 int not null) ; +insert into t1 values (0),(0); +select last_day(f2) from t1; +last_day(f2) +NULL +NULL +Warnings: +Warning 1292 Incorrect datetime value: '0' +Warning 1292 Incorrect datetime value: '0' +select last_day(f2) from t1 where last_day(f2) is null; +last_day(f2) +NULL +NULL +Warnings: +Warning 1292 Incorrect datetime value: '0' +Warning 1292 Incorrect datetime value: '0' +Warning 1292 Incorrect datetime value: '0' +Warning 1292 Incorrect datetime value: '0' +select * from t1 order by last_day (f2); +f2 +0 +0 +Warnings: +Warning 1292 Incorrect datetime value: '0' +Warning 1292 Incorrect datetime value: '0' +drop table t1; +select convert_tz(timediff('0000-00-00 00:00:00', cast('2008-03-26 07:09:06' as datetime)), 'UTC', 'Europe/Moscow'); +convert_tz(timediff('0000-00-00 00:00:00', cast('2008-03-26 07:09:06' as datetime)), 'UTC', 'Europe/Moscow') +NULL +create table t1 (f1 integer, f2 date); +insert into t1 values (1,'2011-05-05'),(2,'2011-05-05'),(3,'2011-05-05'),(4,'2011-05-05'),(5,'2011-05-05'),(6, '2011-05-06'); +select * from t1 where 1 and concat(f2)=MAKEDATE(2011, 125); +f1 f2 +1 2011-05-05 +2 2011-05-05 +3 2011-05-05 +4 2011-05-05 +5 2011-05-05 +drop table t1; +create table t1 (f1 timestamp); +insert into t1 values ('0000-00-00 00:00:00'); +select least(1, f1) from t1; +least(1, f1) +0000-00-00 00:00:00 +Warnings: +Warning 1292 Incorrect datetime value: '1' +drop table t1; +select now() > coalesce(time('21:43:24'), date('2010-05-03')); +now() > coalesce(time('21:43:24'), date('2010-05-03')) +1 +create table t1 (f1 timestamp); +select * from t1 where f1 > f1 and f1 <=> timestampadd(hour, 9 , '2010-01-01 16:55:35'); +f1 +drop table t1; +create table t1 (f1 date); +insert into t1 values ('0000-00-00'); +select timestampadd(week, 1, f1) from t1; +timestampadd(week, 1, f1) +NULL +select timestampadd(week, 1, date("0000-00-00")); +timestampadd(week, 1, date("0000-00-00")) +NULL +Warnings: +Warning 1292 Truncated incorrect date value: '0000-00-00' +drop table t1; +create table t1 (f2 time not null, f3 datetime, f4 int not null, f5 timestamp); +insert ignore t1 values ('04:38:11','0000-00-00 00:00:00',0,'0000-00-00 00:00:00'); +select least(greatest(f3, f2, f4), f5) from t1; +least(greatest(f3, f2, f4), f5) +0000-00-00 00:00:00 +Warnings: +Warning 1292 Incorrect datetime value: '0' +drop table t1; +select day(coalesce(null)); +day(coalesce(null)) +NULL +select timestamp(greatest('2002-08-20', '0000-00-00 00:00:00')); +timestamp(greatest('2002-08-20', '0000-00-00 00:00:00')) +2002-08-20 00:00:00 +create table t1 (f1 datetime); +insert into t1 values ('0000-00-00 00:00:00'); +select cast(f1 AS time) from t1; +cast(f1 AS time) +00:00:00 +drop table t1; +select greatest(cast("0-0-0" as date), cast("10:20:05" as time)); +greatest(cast("0-0-0" as date), cast("10:20:05" as time)) +0000-00-00 +select greatest(cast("0-0-0" as date), cast("10:20:05" as time)) = '0000-00-00'; +greatest(cast("0-0-0" as date), cast("10:20:05" as time)) = '0000-00-00' +1 +select cast(greatest(cast("0-0-0" as date), cast("10:20:05" as time)) as datetime(6)); +cast(greatest(cast("0-0-0" as date), cast("10:20:05" as time)) as datetime(6)) +0000-00-00 00:00:00.000000 +select microsecond('12:00:00.123456'), microsecond('2009-12-31 23:59:59.000010'); +microsecond('12:00:00.123456') microsecond('2009-12-31 23:59:59.000010') +123456 10 diff --git a/mysql-test/r/func_time_hires.result b/mysql-test/r/func_time_hires.result new file mode 100644 index 00000000000..73b82a6ac1f --- /dev/null +++ b/mysql-test/r/func_time_hires.result @@ -0,0 +1,208 @@ +set time_zone='+03:00'; +set timestamp=unix_timestamp('2011-01-01 01:01:01.123456'); +select sec_to_time(12345), sec_to_time(12345.6789), sec_to_time(1234567e-2); +sec_to_time(12345) 03:25:45 +sec_to_time(12345.6789) 03:25:45.6789 +sec_to_time(1234567e-2) 03:25:45.670000 +select now(), curtime(0), utc_timestamp(1), utc_time(2), current_time(3), +current_timestamp(4), localtime(5), localtimestamp(6), time_to_sec('12:34:56'), +time_to_sec('12:34:56.789'); +now() 2011-01-01 01:01:01 +curtime(0) 01:01:01 +utc_timestamp(1) 2010-12-31 22:01:01.1 +utc_time(2) 22:01:01.12 +current_time(3) 01:01:01.123 +current_timestamp(4) 2011-01-01 01:01:01.1234 +localtime(5) 2011-01-01 01:01:01.12345 +localtimestamp(6) 2011-01-01 01:01:01.123456 +time_to_sec('12:34:56') 45296.000000 +time_to_sec('12:34:56.789') 45296.789000 +select sec_to_time(time_to_sec('1:2:3')), sec_to_time(time_to_sec('2:3:4.567890')); +sec_to_time(time_to_sec('1:2:3')) 01:02:03.000000 +sec_to_time(time_to_sec('2:3:4.567890')) 02:03:04.567890 +select time_to_sec(sec_to_time(11111)), time_to_sec(sec_to_time(11111.22222)); +time_to_sec(sec_to_time(11111)) 11111 +time_to_sec(sec_to_time(11111.22222)) 11111.22222 +select current_timestamp(7); +ERROR 42000: Too big precision 7 specified for 'now'. Maximum is 6. +select curtime(7); +ERROR 42000: Too big precision 7 specified for 'curtime'. Maximum is 6. +drop table if exists t1; +create table t1 select sec_to_time(12345), sec_to_time(12345.6789), +sec_to_time(1234567e-2), now(), curtime(0), +utc_timestamp(1), utc_time(2), current_time(3), +current_timestamp(4), localtime(5), localtimestamp(6), +time_to_sec(123456), time_to_sec('12:34:56.789'); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `sec_to_time(12345)` time DEFAULT NULL, + `sec_to_time(12345.6789)` time(4) DEFAULT NULL, + `sec_to_time(1234567e-2)` time(6) DEFAULT NULL, + `now()` datetime NOT NULL DEFAULT '0000-00-00 00:00:00', + `curtime(0)` time NOT NULL DEFAULT '00:00:00', + `utc_timestamp(1)` datetime(1) NOT NULL DEFAULT '0000-00-00 00:00:00.0', + `utc_time(2)` time(2) NOT NULL DEFAULT '00:00:00.00', + `current_time(3)` time(3) NOT NULL DEFAULT '00:00:00.000', + `current_timestamp(4)` datetime(4) NOT NULL DEFAULT '0000-00-00 00:00:00.0000', + `localtime(5)` datetime(5) NOT NULL DEFAULT '0000-00-00 00:00:00.00000', + `localtimestamp(6)` datetime(6) NOT NULL DEFAULT '0000-00-00 00:00:00.000000', + `time_to_sec(123456)` bigint(17) DEFAULT NULL, + `time_to_sec('12:34:56.789')` decimal(22,6) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select * from t1; +sec_to_time(12345) 03:25:45 +sec_to_time(12345.6789) 03:25:45.6789 +sec_to_time(1234567e-2) 03:25:45.670000 +now() 2011-01-01 01:01:01 +curtime(0) 01:01:01 +utc_timestamp(1) 2010-12-31 22:01:01.1 +utc_time(2) 22:01:01.12 +current_time(3) 01:01:01.123 +current_timestamp(4) 2011-01-01 01:01:01.1234 +localtime(5) 2011-01-01 01:01:01.12345 +localtimestamp(6) 2011-01-01 01:01:01.123456 +time_to_sec(123456) 45296 +time_to_sec('12:34:56.789') 45296.789000 +drop table t1; +select unix_timestamp('2011-01-01 01:01:01'), unix_timestamp('2011-01-01 01:01:01.123456'), unix_timestamp(cast('2011-01-01 01:01:01.123456' as datetime(0))), unix_timestamp(cast('2011-01-01 01:01:01.123456' as datetime(4)));; +unix_timestamp('2011-01-01 01:01:01') 1293832861.000000 +unix_timestamp('2011-01-01 01:01:01.123456') 1293832861.123456 +unix_timestamp(cast('2011-01-01 01:01:01.123456' as datetime(0))) 1293832861 +unix_timestamp(cast('2011-01-01 01:01:01.123456' as datetime(4))) 1293832861.1234 +select from_unixtime(unix_timestamp('2011/1/1 1:1:1')), from_unixtime(unix_timestamp('2011/1/1 1:1:1.123456')), from_unixtime(unix_timestamp(cast('2011/1/1 1:1:1.123456' as datetime(0)))), from_unixtime(unix_timestamp(cast('2011/1/1 1:1:1.123456' as datetime(4))));; +from_unixtime(unix_timestamp('2011/1/1 1:1:1')) 2011-01-01 01:01:01.000000 +from_unixtime(unix_timestamp('2011/1/1 1:1:1.123456')) 2011-01-01 01:01:01.123456 +from_unixtime(unix_timestamp(cast('2011/1/1 1:1:1.123456' as datetime(0)))) 2011-01-01 01:01:01 +from_unixtime(unix_timestamp(cast('2011/1/1 1:1:1.123456' as datetime(4)))) 2011-01-01 01:01:01.1234 +select sec_to_time(3020399.99999), sec_to_time(3020399.999999), sec_to_time(3020399.9999999); +sec_to_time(3020399.99999) sec_to_time(3020399.999999) sec_to_time(3020399.9999999) +838:59:59.99999 838:59:59.999999 838:59:59.999999 +select sec_to_time(-3020399.99999), sec_to_time(-3020399.999999), sec_to_time(-3020399.9999999); +sec_to_time(-3020399.99999) sec_to_time(-3020399.999999) sec_to_time(-3020399.9999999) +-838:59:59.99999 -838:59:59.999999 -838:59:59.999999 +select 20010101000203.000000004 + interval 1 day; +20010101000203.000000004 + interval 1 day +2001-01-02 00:02:03.000000 +select 20010101000203.4 + interval 1 day; +20010101000203.4 + interval 1 day +2001-01-02 00:02:03.4 +set @a=cast('2011-01-02 12:13:14' as datetime); +select @a + interval 1 minute; +@a + interval 1 minute +2011-01-02 12:14:14 +select @a + interval 10 microsecond; +@a + interval 10 microsecond +2011-01-02 12:13:14.000010 +select @a + interval 10 microsecond + interval 999990 microsecond; +@a + interval 10 microsecond + interval 999990 microsecond +2011-01-02 12:13:15.000000 +set @a='2011-01-02 12:13:14.123456'; +create table t1 select CAST(@a AS DATETIME) as dauto, +CAST(@a AS DATETIME(0)) as d0, +CAST(@a AS DATETIME(1)) as d1, +CAST(@a AS DATETIME(2)) as d2, +CAST(@a AS DATETIME(3)) as d3, +CAST(@a AS DATETIME(4)) as d4, +CAST(@a AS DATETIME(5)) as d5, +CAST(@a AS DATETIME(6)) as d6, +CAST(@a AS TIME) as tauto, +CAST(@a AS TIME(0)) as t0, +CAST(@a AS TIME(1)) as t1, +CAST(@a AS TIME(2)) as t2, +CAST(@a AS TIME(3)) as t3, +CAST(@a AS TIME(4)) as t4, +CAST(@a AS TIME(5)) as t5, +CAST(@a AS TIME(6)) as t6; +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `dauto` datetime DEFAULT NULL, + `d0` datetime DEFAULT NULL, + `d1` datetime(1) DEFAULT NULL, + `d2` datetime(2) DEFAULT NULL, + `d3` datetime(3) DEFAULT NULL, + `d4` datetime(4) DEFAULT NULL, + `d5` datetime(5) DEFAULT NULL, + `d6` datetime(6) DEFAULT NULL, + `tauto` time DEFAULT NULL, + `t0` time DEFAULT NULL, + `t1` time(1) DEFAULT NULL, + `t2` time(2) DEFAULT NULL, + `t3` time(3) DEFAULT NULL, + `t4` time(4) DEFAULT NULL, + `t5` time(5) DEFAULT NULL, + `t6` time(6) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select * from t1; +dauto 2011-01-02 12:13:14 +d0 2011-01-02 12:13:14 +d1 2011-01-02 12:13:14.1 +d2 2011-01-02 12:13:14.12 +d3 2011-01-02 12:13:14.123 +d4 2011-01-02 12:13:14.1234 +d5 2011-01-02 12:13:14.12345 +d6 2011-01-02 12:13:14.123456 +tauto 12:13:14 +t0 12:13:14 +t1 12:13:14.1 +t2 12:13:14.12 +t3 12:13:14.123 +t4 12:13:14.1234 +t5 12:13:14.12345 +t6 12:13:14.123456 +drop table t1; +explain extended select cast(cast(@a as datetime(4)) as time(0)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select cast(cast((@a) as datetime(4)) as time) AS `cast(cast(@a as datetime(4)) as time(0))` +select cast(cast(@a as time(2)) as time(6)); +cast(cast(@a as time(2)) as time(6)) +12:13:14.120000 +select CAST(@a AS DATETIME(7)); +ERROR 42000: Too big precision 7 specified for '(@a)'. Maximum is 6. +SELECT CONVERT_TZ('2011-01-02 12:00:00', '+00:00', '+03:00'); +CONVERT_TZ('2011-01-02 12:00:00', '+00:00', '+03:00') +2011-01-02 15:00:00 +SELECT CONVERT_TZ('2011-01-02 12:00:00.123', '+00:00', '+03:00'); +CONVERT_TZ('2011-01-02 12:00:00.123', '+00:00', '+03:00') +2011-01-02 15:00:00.123000 +SELECT CONVERT_TZ('2011-01-02 12:00:00.123456', '+00:00', '+03:00'); +CONVERT_TZ('2011-01-02 12:00:00.123456', '+00:00', '+03:00') +2011-01-02 15:00:00.123456 +SELECT CONVERT_TZ(CAST('2010-10-10 10:10:10.123456' AS DATETIME(4)), '+00:00', '+03:00'); +CONVERT_TZ(CAST('2010-10-10 10:10:10.123456' AS DATETIME(4)), '+00:00', '+03:00') +2010-10-10 13:10:10.1234 +create table t1 (a varchar(200)); +insert t1 values (now(6)); +select * from t1; +a +2011-01-01 01:01:01.123456 +drop table t1; +create table t1 (f1 timestamp(6)); +insert into t1 values ('2002-07-15 21:00:00'); +select time(f1) from t1; +time(f1) +21:00:00.000000 +select time(f1) from t1 union all select time(f1 + interval 1 second) from t1; +time(f1) +21:00:00.000000 +21:00:01.000000 +alter table t1 modify f1 timestamp; +select time(f1) from t1; +time(f1) +21:00:00 +select time(f1) from t1 union all select time(f1 + interval 1 second) from t1; +time(f1) +21:00:00 +21:00:01 +alter table t1 modify f1 varchar(100); +select time(f1) from t1; +time(f1) +21:00:00 +select time(f1) from t1 union all select time(f1 + interval 1 second) from t1; +time(f1) +21:00:00.000000 +21:00:01.000000 +drop table t1; diff --git a/mysql-test/r/func_timestamp.result b/mysql-test/r/func_timestamp.result index 495fedea9e6..18fcbd947e7 100644 --- a/mysql-test/r/func_timestamp.result +++ b/mysql-test/r/func_timestamp.result @@ -7,7 +7,7 @@ SELECT CONCAT(Jahr,'-',Monat,'-',Tag,' ',Zeit) AS Date, UNIX_TIMESTAMP(CONCAT(Jahr,'-',Monat,'-',Tag,' ',Zeit)) AS Unix FROM t1; Date Unix -1998-9-16 09:26:00 905927160 -1998-9-16 09:26:00 905927160 +1998-9-16 09:26:00 905927160.000000 +1998-9-16 09:26:00 905927160.000000 drop table t1; set time_zone= @@global.time_zone; diff --git a/mysql-test/r/gis.result b/mysql-test/r/gis.result index bfd0ddccb90..03ced4653cb 100644 --- a/mysql-test/r/gis.result +++ b/mysql-test/r/gis.result @@ -395,7 +395,7 @@ Intersects(g1.g, g2.g) as i, Crosses(g1.g, g2.g) as r FROM gis_geometrycollection g1, gis_geometrycollection g2 ORDER BY first, second; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE g1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort -1 SIMPLE g2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +1 SIMPLE g2 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`g1`.`fid` AS `first`,`test`.`g2`.`fid` AS `second`,within(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `w`,contains(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `c`,overlaps(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `o`,equals(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `e`,disjoint(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `d`,touches(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `t`,intersects(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `i`,crosses(`test`.`g1`.`g`,`test`.`g2`.`g`) AS `r` from `test`.`gis_geometrycollection` `g1` join `test`.`gis_geometrycollection` `g2` order by `test`.`g1`.`fid`,`test`.`g2`.`fid` DROP TABLE gis_point, gis_line, gis_polygon, gis_multi_point, gis_multi_line, gis_multi_polygon, gis_geometrycollection, gis_geometry; diff --git a/mysql-test/r/grant_cache_no_prot.result b/mysql-test/r/grant_cache_no_prot.result index 019edb72086..e95a858fd9a 100644 --- a/mysql-test/r/grant_cache_no_prot.result +++ b/mysql-test/r/grant_cache_no_prot.result @@ -176,7 +176,7 @@ Variable_name Value Qcache_hits 7 show status like "Qcache_not_cached"; Variable_name Value -Qcache_not_cached 7 +Qcache_not_cached 4 ----- establish connection user4 (user=mysqltest_1) ----- select "user4"; user4 @@ -207,7 +207,7 @@ Variable_name Value Qcache_hits 8 show status like "Qcache_not_cached"; Variable_name Value -Qcache_not_cached 8 +Qcache_not_cached 5 ----- close connections ----- ----- switch to connection default ----- set names binary; diff --git a/mysql-test/r/grant_cache_ps_prot.result b/mysql-test/r/grant_cache_ps_prot.result index e95a858fd9a..f9786298a81 100644 --- a/mysql-test/r/grant_cache_ps_prot.result +++ b/mysql-test/r/grant_cache_ps_prot.result @@ -176,7 +176,7 @@ Variable_name Value Qcache_hits 7 show status like "Qcache_not_cached"; Variable_name Value -Qcache_not_cached 4 +Qcache_not_cached 3 ----- establish connection user4 (user=mysqltest_1) ----- select "user4"; user4 @@ -207,7 +207,7 @@ Variable_name Value Qcache_hits 8 show status like "Qcache_not_cached"; Variable_name Value -Qcache_not_cached 5 +Qcache_not_cached 4 ----- close connections ----- ----- switch to connection default ----- set names binary; diff --git a/mysql-test/r/greedy_optimizer.result b/mysql-test/r/greedy_optimizer.result index be4b06396a8..f8ca61f8ffc 100644 --- a/mysql-test/r/greedy_optimizer.result +++ b/mysql-test/r/greedy_optimizer.result @@ -123,11 +123,11 @@ select @@optimizer_search_depth; explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value @@ -135,59 +135,59 @@ Last_query_cost 821.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 821.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value @@ -203,11 +203,11 @@ select @@optimizer_search_depth; explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value @@ -215,59 +215,59 @@ Last_query_cost 821.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 821.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 289.418727 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 289.418727 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value Last_query_cost 289.418727 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value @@ -279,11 +279,11 @@ select @@optimizer_search_depth; explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value @@ -291,60 +291,60 @@ Last_query_cost 821.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 821.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 @@ -355,11 +355,11 @@ select @@optimizer_search_depth; explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value @@ -367,59 +367,59 @@ Last_query_cost 821.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 821.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 289.418727 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 289.418727 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value Last_query_cost 289.418727 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.c21 1 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value @@ -435,11 +435,11 @@ select @@optimizer_search_depth; explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value @@ -447,59 +447,59 @@ Last_query_cost 821.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 821.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value @@ -511,11 +511,11 @@ select @@optimizer_search_depth; explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value @@ -523,60 +523,60 @@ Last_query_cost 821.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 821.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 @@ -587,11 +587,11 @@ select @@optimizer_search_depth; explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value @@ -599,59 +599,59 @@ Last_query_cost 821.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c12 = t2.c21 and t2.c22 = t3.c31 and t3.c32 = t4.c41 and t4.c42 = t5.c51 and t5.c52 = t6.c61 and t6.c62 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.c22 1 -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t4.c42 1 -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t6.c62 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 821.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using index -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using index -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using index show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t1, t2, t3, t4, t5, t6, t7 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value Last_query_cost 794.837037 explain select t1.c11 from t7, t6, t5, t4, t3, t2, t1 where t1.c11 = t2.c21 and t1.c12 = t3.c31 and t1.c13 = t4.c41 and t1.c14 = t5.c51 and t1.c15 = t6.c61 and t1.c16 = t7.c71 and t2.c22 = t3.c32 and t2.c23 = t4.c42 and t2.c24 = t5.c52 and t2.c25 = t6.c62 and t2.c26 = t7.c72 and t3.c33 = t4.c43 and t3.c34 = t5.c53 and t3.c35 = t6.c63 and t3.c36 = t7.c73 and t4.c42 = t5.c54 and t4.c43 = t6.c64 and t4.c44 = t7.c74 and t5.c52 = t6.c65 and t5.c53 = t7.c75 and t6.c62 = t7.c76; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer +1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.c12 1 Using where -1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t1.c14 1 Using where -1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t7 eq_ref PRIMARY PRIMARY 4 test.t1.c16 1 Using where show status like 'Last_query_cost'; Variable_name Value diff --git a/mysql-test/r/group_by.result b/mysql-test/r/group_by.result index bb1b3bab2c3..faa9d039d7b 100644 --- a/mysql-test/r/group_by.result +++ b/mysql-test/r/group_by.result @@ -538,11 +538,11 @@ a b explain select t1.a,t2.b from t1,t2 where t1.a=t2.a group by t1.a,t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 6 Using temporary; Using filesort -1 SIMPLE t2 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t2 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) explain select t1.a,t2.b from t1,t2 where t1.a=t2.a group by t1.a,t2.b ORDER BY NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 6 Using temporary -1 SIMPLE t2 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t2 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) drop table t1,t2; create table t1 (a int, b int); insert into t1 values (1, 4),(10, 40),(1, 4),(10, 43),(1, 4),(10, 41),(1, 4),(10, 43),(1, 4); @@ -874,7 +874,7 @@ explain SELECT straight_join sql_no_cache v1.a, v1.b, v1.real_b from t2, v1 where t2.b=v1.a GROUP BY t2.b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 index b b 2 NULL 10 Using index +1 SIMPLE t2 index b b 2 NULL 10 Using where; Using index 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 1 test.t2.b 1 SELECT straight_join sql_no_cache v1.a, v1.b, v1.real_b from t2, v1 where t2.b=v1.a GROUP BY t2.b; @@ -1543,8 +1543,8 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT 1 FROM t1 WHERE a IN (SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 index PRIMARY,i2 PRIMARY 4 NULL 144 Using index -1 PRIMARY t1 ALL NULL NULL NULL NULL 144 Using where; FirstMatch(t1) +1 PRIMARY t1 index NULL PRIMARY 4 NULL 144 Using where; Using index +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 144 Using where CREATE TABLE t2 (a INT, b INT, KEY(a)); INSERT INTO t2 VALUES (1, 1), (2, 2), (3,3), (4,4); EXPLAIN SELECT a, SUM(b) FROM t2 GROUP BY a LIMIT 2; @@ -1556,13 +1556,8 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT 1 FROM t2 WHERE a IN (SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 index a a 5 NULL 4 Using index -1 PRIMARY t1 ALL NULL NULL NULL NULL 144 Using where; FirstMatch(t2) -SHOW VARIABLES LIKE 'old'; -Variable_name Value -old OFF -SET @@old = off; -ERROR HY000: Variable 'old' is a read only variable +1 PRIMARY t2 index NULL a 5 NULL 4 Using where; Using index +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 144 Using where DROP TABLE t1, t2; CREATE TABLE t1( a INT, @@ -1743,7 +1738,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select <expr_cache><`test`.`t1`.`a`>((select `test`.`t1`.`a`)) AS `aa`,count(distinct `test`.`t1`.`b`) AS `COUNT(DISTINCT b)` from `test`.`t1` group by (<expr_cache><`test`.`t1`.`a`>((select `test`.`t1`.`a`)) + 0) +Note 1003 select (select `test`.`t1`.`a`) AS `aa`,count(distinct `test`.`t1`.`b`) AS `COUNT(DISTINCT b)` from `test`.`t1` group by ((select `test`.`t1`.`a`) + 0) EXPLAIN EXTENDED SELECT (SELECT t1.a) aa, COUNT(DISTINCT b) FROM t1 GROUP BY -aa; id select_type table type possible_keys key key_len ref rows filtered Extra @@ -1751,7 +1746,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select <expr_cache><`test`.`t1`.`a`>((select `test`.`t1`.`a`)) AS `aa`,count(distinct `test`.`t1`.`b`) AS `COUNT(DISTINCT b)` from `test`.`t1` group by -(<expr_cache><`test`.`t1`.`a`>((select `test`.`t1`.`a`))) +Note 1003 select (select `test`.`t1`.`a`) AS `aa`,count(distinct `test`.`t1`.`b`) AS `COUNT(DISTINCT b)` from `test`.`t1` group by -((select `test`.`t1`.`a`)) # should return only one record SELECT (SELECT tt.a FROM t1 tt LIMIT 1) aa, COUNT(DISTINCT b) FROM t1 GROUP BY aa; @@ -1899,8 +1894,8 @@ SELECT a, AVG(t1.b), FROM t1 GROUP BY a; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 index NULL a 10 NULL 9 Using index -3 DEPENDENT SUBQUERY t12 ref a a 10 func,func 2 Using index condition -2 DEPENDENT SUBQUERY t11 ref a a 10 func,func 2 Using index condition +3 DEPENDENT SUBQUERY t12 ref a a 10 func,func 2 Using where +2 DEPENDENT SUBQUERY t11 ref a a 10 func,func 2 Using where SELECT a, AVG(t1.b), (SELECT t11.c FROM t1 t11 WHERE t11.a = t1.a AND t11.b = AVG(t1.b)) AS t11c, (SELECT t12.c FROM t1 t12 WHERE t12.a = t1.a AND t12.b = AVG(t1.b)) AS t12c diff --git a/mysql-test/r/group_min_max.result b/mysql-test/r/group_min_max.result index 531f7e9fe17..3affad5b7de 100644 --- a/mysql-test/r/group_min_max.result +++ b/mysql-test/r/group_min_max.result @@ -876,10 +876,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range NULL idx_t1_1 163 NULL 17 Using where; Using index for group-by explain select a1,a2,b, max(c) from t1 where (c > 'b1') or (c <= 'g1') group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range NULL idx_t1_1 163 NULL 17 Using where; Using index for group-by +1 SIMPLE t1 range NULL idx_t1_1 147 NULL 17 Using where; Using index for group-by explain select a1,a2,b,min(c),max(c) from t1 where (c > 'b1') or (c <= 'g1') group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range NULL idx_t1_1 163 NULL 17 Using where; Using index for group-by +1 SIMPLE t1 range NULL idx_t1_1 147 NULL 17 Using where; Using index for group-by explain select a1,a2,b,min(c),max(c) from t1 where (c > 'b111') and (c <= 'g112') group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range NULL idx_t1_1 163 NULL 17 Using where; Using index for group-by @@ -924,7 +924,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 range NULL idx_t2_1 163 NULL # Using where; Using index for group-by explain select a1,a2,b, max(c) from t2 where (c > 'b1') or (c <= 'g1') group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range NULL idx_t2_1 163 NULL # Using where; Using index for group-by +1 SIMPLE t2 range NULL idx_t2_1 146 NULL # Using where; Using index for group-by explain select a1,a2,b,min(c),max(c) from t2 where (c > 'b1') or (c <= 'g1') group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 range NULL idx_t2_1 163 NULL # Using where; Using index for group-by @@ -1360,12 +1360,158 @@ group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 index NULL idx_t1_1 163 NULL 128 Using where; Using index 2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +select a1,a2,b,min(c),max(c) from t1 +where exists ( select * from t2 where t2.c = t1.c ) +group by a1,a2,b; +a1 a2 b min(c) max(c) +a a a a111 d111 +a a b e112 h112 +a b a i121 l121 +a b b m122 p122 +b a a a211 d211 +b a b e212 h212 +b b a i221 l221 +b b b m222 p222 +c a a a311 d311 +c a b e312 h312 +c b a i321 l321 +c b b m322 p322 +d a a a411 d411 +d a b e412 h412 +d b a i421 l421 +d b b m422 p422 explain select a1,a2,b,min(c),max(c) from t1 where exists ( select * from t2 where t2.c > 'b1' ) group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range NULL idx_t1_1 147 NULL 17 Using index for group-by +1 PRIMARY t1 range NULL idx_t1_1 147 NULL 17 Using where; Using index for group-by 2 SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +select a1,a2,b,min(c),max(c) from t1 +where exists ( select * from t2 where t2.c > 'b1' ) +group by a1,a2,b; +a1 a2 b min(c) max(c) +a a a a111 d111 +a a b e112 h112 +a b a i121 l121 +a b b m122 p122 +b a a a211 d211 +b a b e212 h212 +b b a i221 l221 +b b b m222 p222 +c a a a311 d311 +c a b e312 h312 +c b a i321 l321 +c b b m322 p322 +d a a a411 d411 +d a b e412 h412 +d b a i421 l421 +d b b m422 p422 +explain select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 where t1.b > 'a' and t2.c > 'b1' ) +group by a1,a2,b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 range NULL idx_t1_1 147 NULL 17 Using where; Using index for group-by +2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 where t1.b > 'a' and t2.c > 'b1' ) +group by a1,a2,b; +a1 a2 b c min(c) max(c) +a a b h112 e112 h112 +a b b p122 m122 p122 +b a b h212 e212 h212 +b b b p222 m222 p222 +c a b h312 e312 h312 +c b b p322 m322 p322 +d a b h412 e412 h412 +d b b p422 m422 p422 +explain select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.b) and +t2.c > 'b1' ) +group by a1,a2,b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 range NULL idx_t1_1 147 NULL 17 Using where; Using index for group-by +2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +3 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index +select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.b) and +t2.c > 'b1' ) +group by a1,a2,b; +a1 a2 b c min(c) max(c) +a a a d111 a111 d111 +a a b h112 e112 h112 +a b a l121 i121 l121 +a b b p122 m122 p122 +b a a d211 a211 d211 +b a b h212 e212 h212 +b b a l221 i221 l221 +b b b p222 m222 p222 +c a a d311 a311 d311 +c a b h312 e312 h312 +c b a l321 i321 l321 +c b b p322 m322 p322 +d a a d411 a411 d411 +d a b h412 e412 h412 +d b a l421 i421 l421 +d b b p422 m422 p422 +explain select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 where t1.c > 'a' and t2.c > 'b1' ) +group by a1,a2,b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 index NULL idx_t1_1 163 NULL 128 Using where; Using index +2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 where t1.c > 'a' and t2.c > 'b1' ) +group by a1,a2,b; +a1 a2 b c min(c) max(c) +a a a a111 a111 d111 +a a b e112 e112 h112 +a b a i121 i121 l121 +a b b m122 m122 p122 +b a a a211 a211 d211 +b a b e212 e212 h212 +b b a i221 i221 l221 +b b b m222 m222 p222 +c a a a311 a311 d311 +c a b e312 e312 h312 +c b a i321 i321 l321 +c b b m322 m322 p322 +d a a a411 a411 d411 +d a b e412 e412 h412 +d b a i421 i421 l421 +d b b m422 m422 p422 +explain select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.c) and +t2.c > 'b1' ) +group by a1,a2,b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 index NULL idx_t1_1 163 NULL 128 Using where; Using index +2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +3 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index +select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.c) and +t2.c > 'b1' ) +group by a1,a2,b; +a1 a2 b c min(c) max(c) +a a a a111 a111 d111 +a a b e112 e112 h112 +a b a i121 i121 l121 +a b b m122 m122 p122 +b a a a211 a211 d211 +b a b e212 e212 h212 +b b a i221 i221 l221 +b b b m222 m222 p222 +c a a a311 a311 d311 +c a b e312 e312 h312 +c b a i321 i321 l321 +c b b m322 m322 o322 +d a a a411 a411 d411 +d a b e412 e412 h412 +d b a i421 i421 l421 +d b b m422 m422 o422 explain select a1,a2,b,min(c),max(c) from t1 where (a1 >= 'c' or a2 < 'b') and (b > 'a') group by a1,a2,b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range idx_t1_0,idx_t1_1,idx_t1_2 idx_t1_1 147 NULL 17 Using where; Using index for group-by @@ -2246,17 +2392,17 @@ EXPLAIN SELECT 1 FROM t1 AS t1_outer WHERE EXISTS (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1_outer index NULL a 10 NULL 15 Using index -2 SUBQUERY t1 index NULL a 10 NULL 15 Using index +2 SUBQUERY t1 index NULL a 10 NULL 1 Using index EXPLAIN SELECT 1 FROM t1 AS t1_outer WHERE (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2) > 12; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t1_outer index NULL a 10 NULL 15 Using index 2 SUBQUERY t1 range NULL a 5 NULL 8 Using index for group-by EXPLAIN SELECT 1 FROM t1 AS t1_outer WHERE a IN (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1_outer index NULL a 10 NULL 15 Using where; Using index -2 SUBQUERY t1 range NULL a 5 NULL 8 Using index for group-by +2 DEPENDENT SUBQUERY t1 index NULL a 10 NULL 1 Using index EXPLAIN SELECT 1 FROM t1 AS t1_outer GROUP BY a HAVING a > (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2); id select_type table type possible_keys key key_len ref rows Extra @@ -2266,8 +2412,8 @@ EXPLAIN SELECT 1 FROM t1 AS t1_outer1 JOIN t1 AS t1_outer2 ON t1_outer1.a = (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2) AND t1_outer1.b = t1_outer2.b; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1_outer1 ref a a 5 const 1 Using where; Using index -1 PRIMARY t1_outer2 index NULL a 10 NULL 15 Using where; Using index; Using join buffer +1 PRIMARY t1_outer1 ref a a 5 const 2 Using where; Using index +1 PRIMARY t1_outer2 index NULL a 10 NULL 15 Using where; Using index; Using join buffer (flat, BNL join) 2 SUBQUERY t1 range NULL a 5 NULL 8 Using index for group-by EXPLAIN SELECT (SELECT (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2) x FROM t1 AS t1_outer) x2 FROM t1 AS t1_outer2; @@ -2603,7 +2749,7 @@ NULL EXPLAIN SELECT MIN( a ) FROM t1 WHERE a = (SELECT a FROM t1 WHERE a < 0); id select_type table type possible_keys key key_len ref rows Extra -x x x x x x x x x Impossible WHERE noticed after reading const tables +x x x x x x x x x Using where; Using index x x x x x x x x x Using where; Using index SELECT MIN( a ) FROM t1 WHERE a = (SELECT a FROM t1 WHERE a < 0); MIN( a ) @@ -2675,7 +2821,7 @@ NULL EXPLAIN SELECT MIN( a ) FROM t1 WHERE a = (SELECT a FROM t1 WHERE a < 0); id select_type table type possible_keys key key_len ref rows Extra -x x x x x x x x x Impossible WHERE noticed after reading const tables +x x x x x x x x x Using where; Using index x x x x x x x x x Using where; Using index SELECT MIN( a ) FROM t1 WHERE a = (SELECT a FROM t1 WHERE a < 0); MIN( a ) @@ -2883,7 +3029,7 @@ SELECT 1 FROM t1 GROUP BY a HAVING COUNT(DISTINCT b) > 1; EXPLAIN SELECT COUNT(DISTINCT t1_1.a) FROM t1 t1_1, t1 t1_2 GROUP BY t1_1.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1_1 index NULL a 10 NULL 16 Using index; Using temporary; Using filesort -1 SIMPLE t1_2 index NULL a 10 NULL 16 Using index; Using join buffer +1 SIMPLE t1_2 index NULL a 10 NULL 16 Using index; Using join buffer (flat, BNL join) SELECT COUNT(DISTINCT t1_1.a) FROM t1 t1_1, t1 t1_2 GROUP BY t1_1.a; COUNT(DISTINCT t1_1.a) 1 diff --git a/mysql-test/r/handler_innodb.result b/mysql-test/r/handler_innodb.result deleted file mode 100644 index dd4cac669c8..00000000000 --- a/mysql-test/r/handler_innodb.result +++ /dev/null @@ -1,1743 +0,0 @@ -SET SESSION STORAGE_ENGINE = InnoDB; -drop table if exists t1,t3,t4,t5; -create table t1 (a int, b char(10), key a(a), key b(a,b)); -insert into t1 values -(17,"ddd"),(18,"eee"),(19,"fff"),(19,"yyy"), -(14,"aaa"),(15,"bbb"),(16,"ccc"),(16,"xxx"), -(20,"ggg"),(21,"hhh"),(22,"iii"); -handler t1 open as t2; -handler t2 read a=(SELECT 1); -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'SELECT 1)' at line 1 -handler t2 read a first; -a b -14 aaa -handler t2 read a next; -a b -15 bbb -handler t2 read a next; -a b -16 ccc -handler t2 read a prev; -a b -15 bbb -handler t2 read a last; -a b -22 iii -handler t2 read a prev; -a b -21 hhh -handler t2 read a prev; -a b -20 ggg -handler t2 read a first; -a b -14 aaa -handler t2 read a prev; -a b -handler t2 read a last; -a b -22 iii -handler t2 read a prev; -a b -21 hhh -handler t2 read a next; -a b -22 iii -handler t2 read a next; -a b -handler t2 read a=(15); -a b -15 bbb -handler t2 read a=(16); -a b -16 ccc -handler t2 read a=(19,"fff"); -ERROR 42000: Too many key parts specified; max 1 parts allowed -handler t2 read b=(19,"fff"); -a b -19 fff -handler t2 read b=(19,"yyy"); -a b -19 yyy -handler t2 read b=(19); -a b -19 fff -handler t1 read a last; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t2 read a=(11); -a b -handler t2 read a>=(11); -a b -14 aaa -handler t2 read a=(18); -a b -18 eee -handler t2 read a>=(18); -a b -18 eee -handler t2 read a>(18); -a b -19 fff -handler t2 read a<=(18); -a b -18 eee -handler t2 read a<(18); -a b -17 ddd -handler t2 read a first limit 5; -a b -14 aaa -15 bbb -16 ccc -16 xxx -17 ddd -handler t2 read a next limit 3; -a b -18 eee -19 fff -19 yyy -handler t2 read a prev limit 10; -a b -19 fff -18 eee -17 ddd -16 xxx -16 ccc -15 bbb -14 aaa -handler t2 read a>=(16) limit 4; -a b -16 ccc -16 xxx -17 ddd -18 eee -handler t2 read a>=(16) limit 2,2; -a b -17 ddd -18 eee -handler t2 read a last limit 3; -a b -22 iii -21 hhh -20 ggg -handler t2 read a=(19); -a b -19 fff -handler t2 read a=(19) where b="yyy"; -a b -19 yyy -handler t2 read first; -a b -17 ddd -handler t2 read next; -a b -18 eee -handler t2 read next; -a b -19 fff -handler t2 read last; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 -handler t2 close; -handler t1 open; -handler t1 read a next; -a b -14 aaa -handler t1 read a next; -a b -15 bbb -handler t1 close; -handler t1 open; -handler t1 read a prev; -a b -22 iii -handler t1 read a prev; -a b -21 hhh -handler t1 close; -handler t1 open as t2; -handler t2 read first; -a b -17 ddd -alter table t1 engine = InnoDB; -handler t2 read first; -ERROR 42S02: Unknown table 't2' in HANDLER -handler t1 open as t2; -drop table t1; -create table t1 (a int); -insert into t1 values (17); -handler t2 read first; -ERROR 42S02: Unknown table 't2' in HANDLER -handler t1 open as t2; -alter table t1 engine=MEMORY; -handler t2 read first; -ERROR 42S02: Unknown table 't2' in HANDLER -drop table t1; -create table t1 (a int); -insert into t1 values (1),(2),(3),(4),(5),(6); -delete from t1 limit 2; -handler t1 open; -handler t1 read first; -a -3 -handler t1 read first limit 1,1; -a -4 -handler t1 read first limit 2,2; -a -5 -6 -delete from t1 limit 3; -handler t1 read first; -a -6 -drop table t1; -create table t1(a int, index(a)); -insert into t1 values (1), (2), (3); -handler t1 open; -handler t1 read a=(W); -ERROR 42S22: Unknown column 'W' in 'field list' -handler t1 read a=(a); -ERROR HY000: Incorrect arguments to HANDLER ... READ -drop table t1; -create table t1 (a char(5)); -insert into t1 values ("Ok"); -handler t1 open as t; -handler t read first; -a -Ok -use mysql; -handler t read first; -a -Ok -handler t close; -handler test.t1 open as t; -handler t read first; -a -Ok -handler t close; -use test; -drop table t1; -create table t1 ( a int, b int, INDEX a (a) ); -insert into t1 values (1,2), (2,1); -handler t1 open; -handler t1 read a=(1) where b=2; -a b -1 2 -handler t1 read a=(1) where b=3; -a b -handler t1 read a=(1) where b=1; -a b -handler t1 close; -drop table t1; -drop database if exists test_test; -create database test_test; -use test_test; -create table t1(table_id char(20) primary key); -insert into t1 values ('test_test.t1'); -insert into t1 values (''); -handler t1 open; -handler t1 read first limit 9; -table_id - -test_test.t1 -create table t2(table_id char(20) primary key); -insert into t2 values ('test_test.t2'); -insert into t2 values (''); -handler t2 open; -handler t2 read first limit 9; -table_id - -test_test.t2 -use test; -drop table if exists t1; -create table t1(table_id char(20) primary key); -insert into t1 values ('test.t1'); -insert into t1 values (''); -handler t1 open; -ERROR 42000: Not unique table/alias: 't1' -use test; -handler test.t1 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler test_test.t1 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler t1 read first limit 9; -table_id - -test_test.t1 -handler test_test.t2 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler t2 read first limit 9; -table_id - -test_test.t2 -handler test_test.t1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t1 close; -drop table test_test.t1; -handler test_test.t2 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t2 close; -drop table test_test.t2; -drop database test_test; -use test; -handler test.t1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t1 close; -ERROR 42S02: Unknown table 't1' in HANDLER -drop table test.t1; -drop database if exists test_test; -drop table if exists t1; -drop table if exists t2; -drop table if exists t3; -create database test_test; -use test_test; -create table t1 (c1 char(20)); -insert into t1 values ('test_test.t1'); -create table t3 (c1 char(20)); -insert into t3 values ('test_test.t3'); -handler t1 open; -handler t1 read first limit 9; -c1 -test_test.t1 -handler t1 open h1; -handler h1 read first limit 9; -c1 -test_test.t1 -use test; -create table t1 (c1 char(20)); -create table t2 (c1 char(20)); -create table t3 (c1 char(20)); -insert into t1 values ('t1'); -insert into t2 values ('t2'); -insert into t3 values ('t3'); -handler t1 open; -ERROR 42000: Not unique table/alias: 't1' -handler t2 open t1; -ERROR 42000: Not unique table/alias: 't1' -handler t3 open t1; -ERROR 42000: Not unique table/alias: 't1' -handler t1 read first limit 9; -c1 -test_test.t1 -handler test.t1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler test.t1 open h1; -ERROR 42000: Not unique table/alias: 'h1' -handler test_test.t1 open h1; -ERROR 42000: Not unique table/alias: 'h1' -handler test_test.t3 open h3; -handler test.t1 open h2; -handler t1 read first limit 9; -c1 -test_test.t1 -handler h1 read first limit 9; -c1 -test_test.t1 -handler h2 read first limit 9; -c1 -t1 -handler h3 read first limit 9; -c1 -test_test.t3 -handler h2 read first limit 9; -c1 -t1 -handler test.h1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t1 close; -handler h1 close; -handler h2 close; -handler t1 read first limit 9; -ERROR 42S02: Unknown table 't1' in HANDLER -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -ERROR 42S02: Unknown table 'h2' in HANDLER -handler h3 read first limit 9; -c1 -test_test.t3 -handler h3 read first limit 9; -c1 -test_test.t3 -use test_test; -handler h3 read first limit 9; -c1 -test_test.t3 -handler test.h3 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler h3 close; -use test; -drop table t3; -drop table t2; -drop table t1; -drop database test_test; -create table t1 (c1 char(20)); -insert into t1 values ("t1"); -handler t1 open as h1; -handler h1 read first limit 9; -c1 -t1 -create table t2 (c1 char(20)); -insert into t2 values ("t2"); -handler t2 open as h2; -handler h2 read first limit 9; -c1 -t2 -create table t3 (c1 char(20)); -insert into t3 values ("t3"); -handler t3 open as h3; -handler h3 read first limit 9; -c1 -t3 -create table t4 (c1 char(20)); -insert into t4 values ("t4"); -handler t4 open as h4; -handler h4 read first limit 9; -c1 -t4 -create table t5 (c1 char(20)); -insert into t5 values ("t5"); -handler t5 open as h5; -handler h5 read first limit 9; -c1 -t5 -alter table t1 engine=MyISAM; -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -c1 -t2 -handler h3 read first limit 9; -c1 -t3 -handler h4 read first limit 9; -c1 -t4 -handler h5 read first limit 9; -c1 -t5 -alter table t5 engine=MyISAM; -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -c1 -t2 -handler h3 read first limit 9; -c1 -t3 -handler h4 read first limit 9; -c1 -t4 -handler h5 read first limit 9; -ERROR 42S02: Unknown table 'h5' in HANDLER -alter table t3 engine=MyISAM; -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -c1 -t2 -handler h3 read first limit 9; -ERROR 42S02: Unknown table 'h3' in HANDLER -handler h4 read first limit 9; -c1 -t4 -handler h5 read first limit 9; -ERROR 42S02: Unknown table 'h5' in HANDLER -handler h2 close; -handler h4 close; -handler t1 open as h1_1; -handler t1 open as h1_2; -handler t1 open as h1_3; -handler h1_1 read first limit 9; -c1 -t1 -handler h1_2 read first limit 9; -c1 -t1 -handler h1_3 read first limit 9; -c1 -t1 -alter table t1 engine=InnoDB; -handler h1_1 read first limit 9; -ERROR 42S02: Unknown table 'h1_1' in HANDLER -handler h1_2 read first limit 9; -ERROR 42S02: Unknown table 'h1_2' in HANDLER -handler h1_3 read first limit 9; -ERROR 42S02: Unknown table 'h1_3' in HANDLER -drop table t1; -drop table t2; -drop table t3; -drop table t4; -drop table t5; -create table t1 (c1 int); -insert into t1 values (1); -handler t1 open; -handler t1 read first; -c1 -1 -send the below to another connection, do not wait for the result -optimize table t1; -proceed with the normal connection -handler t1 read next; -c1 -1 -handler t1 close; -read the result from the other connection -Table Op Msg_type Msg_text -test.t1 optimize note Table does not support optimize, doing recreate + analyze instead -test.t1 optimize status OK -proceed with the normal connection -drop table t1; -CREATE TABLE t1 ( no1 smallint(5) NOT NULL default '0', no2 int(10) NOT NULL default '0', PRIMARY KEY (no1,no2)); -INSERT INTO t1 VALUES (1,274),(1,275),(2,6),(2,8),(4,1),(4,2); -HANDLER t1 OPEN; -HANDLER t1 READ `primary` = (1, 1000); -no1 no2 -HANDLER t1 READ `primary` PREV; -no1 no2 -1 275 -DROP TABLE t1; -create table t1 (c1 int); -insert into t1 values (14397); -flush tables with read lock; -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -send the below to another connection, do not wait for the result -drop table t1; -proceed with the normal connection -select * from t1; -c1 -14397 -unlock tables; -read the result from the other connection -proceed with the normal connection -select * from t1; -ERROR 42S02: Table 'test.t1' doesn't exist -drop table if exists t1; -Warnings: -Note 1051 Unknown table 't1' -drop table if exists t1; -create table t1 (a int) ENGINE=MEMORY; ---> client 2 -handler t1 open; -ERROR HY000: Table storage engine for 't1' doesn't have this option ---> client 1 -drop table t1; -drop table if exists t1; -create table t1 (a int); -handler t1 open as t1_alias; -handler t1_alias read a next; -ERROR 42000: Key 'a' doesn't exist in table 't1_alias' -handler t1_alias READ a next where inexistent > 0; -ERROR 42S22: Unknown column 'inexistent' in 'field list' -handler t1_alias read a next; -ERROR 42000: Key 'a' doesn't exist in table 't1_alias' -handler t1_alias READ a next where inexistent > 0; -ERROR 42S22: Unknown column 'inexistent' in 'field list' -handler t1_alias close; -drop table t1; -drop table if exists t1,t2; -create table t1 (c1 int); -create table t2 (c1 int); -insert into t1 values (1); -insert into t2 values (2); -connection: default -handler t1 open; -handler t1 read first; -c1 -1 -connection: flush -flush tables;; -connection: waiter -connection: default -handler t2 open; -handler t2 read first; -c1 -2 -handler t1 read next; -c1 -1 -handler t1 close; -handler t2 close; -drop table t1,t2; -drop table if exists t1, t0; -create table t1 (c1 int); -connection: default -handler t1 open; -handler t1 read first; -c1 -connection: flush -rename table t1 to t0;; -connection: waiter -connection: default -# -# RENAME placed two pending locks and waits. -# When HANDLER t0 OPEN does open_tables(), it calls -# mysql_ha_flush(), which in turn closes the open HANDLER for t1. -# RENAME TABLE gets unblocked. If it gets scheduled quickly -# and manages to complete before open_tables() -# of HANDLER t0 OPEN, open_tables() and therefore the whole -# HANDLER t0 OPEN succeeds. Otherwise open_tables() -# notices a pending or active exclusive metadata lock on t2 -# and the whole HANDLER t0 OPEN fails with ER_LOCK_DEADLOCK -# error. -# -handler t0 open; -handler t0 close; -connection: flush -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t1 close; -ERROR 42S02: Unknown table 't1' in HANDLER -drop table t0; -drop table if exists t1; -create temporary table t1 (a int, b char(1), key a(a), key b(a,b)); -insert into t1 values (0,"a"),(1,"b"),(2,"c"),(3,"d"),(4,"e"), -(5,"f"),(6,"g"),(7,"h"),(8,"i"),(9,"j"); -select a,b from t1; -a b -0 a -1 b -2 c -3 d -4 e -5 f -6 g -7 h -8 i -9 j -handler t1 open as a1; -handler a1 read a first; -a b -0 a -handler a1 read a next; -a b -1 b -handler a1 read a next; -a b -2 c -select a,b from t1; -ERROR HY000: Can't reopen table: 'a1' -handler a1 read a prev; -a b -1 b -handler a1 read a prev; -a b -0 a -handler a1 read a=(6) where b="g"; -a b -6 g -handler a1 close; -select a,b from t1; -a b -0 a -1 b -2 c -3 d -4 e -5 f -6 g -7 h -8 i -9 j -handler t1 open as a2; -handler a2 read a first; -a b -0 a -handler a2 read a last; -a b -9 j -handler a2 read a prev; -a b -8 i -handler a2 close; -drop table t1; -drop table if exists t1,t2; -create table t1 (a int); -handler t1 open as t1_alias; -drop table t1; -create table t1 (a int); -handler t1 open as t1_alias; -flush tables; -drop table t1; -create table t1 (a int); -handler t1 open as t1_alias; -handler t1_alias close; -drop table t1; -create table t1 (a int); -handler t1 open as t1_alias; -handler t1_alias read first; -a -drop table t1; -handler t1_alias read next; -ERROR 42S02: Unknown table 't1_alias' in HANDLER -create table t1 (a int); -create temporary table t2 (a int, key(a)); -handler t1 open as a1; -handler t2 open as a2; -handler a2 read a first; -a -drop table t1, t2; -handler a2 read a next; -ERROR 42S02: Unknown table 'a2' in HANDLER -handler a1 close; -ERROR 42S02: Unknown table 'a1' in HANDLER -create table t1 (a int, key(a)); -create table t2 like t1; -handler t1 open as a1; -handler t2 open as a2; -handler a1 read a first; -a -handler a2 read a first; -a -alter table t1 add b int; -handler a1 close; -ERROR 42S02: Unknown table 'a1' in HANDLER -handler a2 close; -drop table t1, t2; -create table t1 (a int, key(a)); -handler t1 open as a1; -handler a1 read a first; -a -rename table t1 to t2; -handler a1 read a first; -ERROR 42S02: Unknown table 'a1' in HANDLER -drop table t2; -create table t1 (a int, key(a)); -create table t2 like t1; -handler t1 open as a1; -handler t2 open as a2; -handler a1 read a first; -a -handler a2 read a first; -a -optimize table t1; -Table Op Msg_type Msg_text -test.t1 optimize note Table does not support optimize, doing recreate + analyze instead -test.t1 optimize status OK -handler a1 close; -ERROR 42S02: Unknown table 'a1' in HANDLER -handler a2 close; -drop table t1, t2; -create table t1 (a int, b char(1), key a(a), key b(a,b)); -insert into t1 values (0,"a"),(1,"b"),(2,"c"),(3,"d"),(4,"e"), -(5,"f"),(6,"g"),(7,"h"),(8,"i"),(9,"j"); -handler t1 open; -handler t1 read a first; -a b -0 a -handler t1 read a next; -a b -1 b -flush tables; -handler t1 read a next; -a b -0 a -handler t1 read a next; -a b -1 b -flush tables with read lock; -handler t1 read a next; -a b -0 a -unlock tables; -drop table t1; -handler t1 read a next; -ERROR 42S02: Unknown table 't1' in HANDLER -drop table if exists t1; -# First test case which is supposed trigger the execution -# path on which problem was discovered. -create table t1 (a int); -insert into t1 values (1); -handler t1 open; -lock table t1 write; -alter table t1 engine=memory; -handler t1 read a next; -ERROR HY000: Table storage engine for 't1' doesn't have this option -handler t1 close; -unlock tables; -drop table t1; -# Now test case which was reported originally but which no longer -# triggers execution path which has caused the problem. -create table t1 (a int, key(a)); -insert into t1 values (1); -handler t1 open; -alter table t1 engine=memory; -# Since S metadata lock was already acquired at HANDLER OPEN time -# and TL_READ lock requested by HANDLER READ is compatible with -# ALTER's TL_WRITE_ALLOW_READ the below statement should succeed -# without waiting. The old version of table should be used in it. -handler t1 read a next; -a -1 -handler t1 close; -drop table t1; -USE information_schema; -HANDLER COLUMNS OPEN; -ERROR HY000: Incorrect usage of HANDLER OPEN and information_schema -USE test; -# -# Add test coverage for HANDLER and LOCK TABLES, HANDLER and DDL. -# -drop table if exists t1, t2, t3; -create table t1 (a int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t2 (a int, key a (a)) select * from t1; -create temporary table t3 (a int, key a (a)) select * from t2; -handler t1 open; -handler t2 open; -handler t3 open; -# -# No HANDLER sql is allowed under LOCK TABLES. -# But it does not implicitly closes all handlers. -# -lock table t1 read; -handler t1 open; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -handler t1 read next; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -handler t2 close; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -handler t3 open; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -# After UNLOCK TABLES handlers should be around and -# we should be able to continue reading through them. -unlock tables; -handler t1 read next; -a -1 -handler t1 close; -handler t2 read next; -a -1 -handler t2 close; -handler t3 read next; -a -1 -handler t3 close; -drop temporary table t3; -# -# Other operations that implicitly close handler: -# -# TRUNCATE -# -handler t1 open; -truncate table t1; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t1 open; -# -# CREATE TRIGGER -# -create trigger t1_ai after insert on t1 for each row set @a=1; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TRIGGER -# -handler t1 open; -drop trigger t1_ai; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ALTER TABLE -# -handler t1 open; -alter table t1 add column b int; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ANALYZE TABLE -# -handler t1 open; -analyze table t1; -Table Op Msg_type Msg_text -test.t1 analyze status OK -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# OPTIMIZE TABLE -# -handler t1 open; -optimize table t1; -Table Op Msg_type Msg_text -test.t1 optimize note Table does not support optimize, doing recreate + analyze instead -test.t1 optimize status OK -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# REPAIR TABLE -# -handler t1 open; -repair table t1; -Table Op Msg_type Msg_text -test.t1 repair note The storage engine for the table doesn't support repair -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TABLE, naturally. -# -handler t1 open; -drop table t1; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -create table t1 (a int, b int, key a (a)) select a from t2; -# -# RENAME TABLE, naturally -# -handler t1 open; -rename table t1 to t3; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# CREATE TABLE (even with IF NOT EXISTS clause, -# and the table exists). -# -handler t2 open; -create table if not exists t2 (a int); -Warnings: -Note 1050 Table 't2' already exists -handler t2 read next; -ERROR 42S02: Unknown table 't2' in HANDLER -rename table t3 to t1; -drop table t2; -# -# FLUSH TABLE doesn't close the table but loses the position -# -handler t1 open; -handler t1 read a prev; -b a -NULL 5 -flush table t1; -handler t1 read a prev; -b a -NULL 5 -handler t1 close; -# -# FLUSH TABLES WITH READ LOCK behaves like FLUSH TABLE. -# -handler t1 open; -handler t1 read a prev; -b a -NULL 5 -flush tables with read lock; -handler t1 read a prev; -b a -NULL 5 -handler t1 close; -unlock tables; -# -# Let us also check that these operations behave in similar -# way under LOCK TABLES. -# -# TRUNCATE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -truncate table t1; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t1 open; -# -# CREATE TRIGGER under LOCK TABLES. -# -lock tables t1 write; -create trigger t1_ai after insert on t1 for each row set @a=1; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TRIGGER under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -drop trigger t1_ai; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ALTER TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -alter table t1 drop column b; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ANALYZE TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -analyze table t1; -Table Op Msg_type Msg_text -test.t1 analyze status OK -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# OPTIMIZE TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -optimize table t1; -Table Op Msg_type Msg_text -test.t1 optimize note Table does not support optimize, doing recreate + analyze instead -test.t1 optimize status OK -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# REPAIR TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -repair table t1; -Table Op Msg_type Msg_text -test.t1 repair note The storage engine for the table doesn't support repair -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TABLE under LOCK TABLES, naturally. -# -handler t1 open; -lock tables t1 write; -drop table t1; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -create table t1 (a int, b int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -# -# FLUSH TABLE doesn't close the table but loses the position -# -handler t1 open; -handler t1 read a prev; -a b -5 NULL -lock tables t1 write; -flush table t1; -unlock tables; -handler t1 read a prev; -a b -5 NULL -handler t1 close; -# -# Explore the effect of HANDLER locks on concurrent DDL -# -handler t1 open; -# Establishing auxiliary connections con1, con2, con3 -# --> connection con1; -# Sending: -drop table t1 ; -# We can't use connection 'default' as wait_condition will -# autoclose handlers. -# --> connection con2 -# Waitng for 'drop table t1' to get blocked... -# --> connection default -handler t1 read a prev; -a b -5 NULL -handler t1 read a prev; -a b -4 NULL -handler t1 close; -# --> connection con1 -# Reaping 'drop table t1'... -# --> connection default -# -# Explore the effect of HANDLER locks in parallel with SELECT -# -create table t1 (a int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -begin; -select * from t1; -a -1 -2 -3 -4 -5 -handler t1 open; -handler t1 read a prev; -a -5 -handler t1 read a prev; -a -4 -handler t1 close; -# --> connection con1; -# Sending: -drop table t1 ; -# --> connection con2 -# Waiting for 'drop table t1' to get blocked... -# --> connection default -# We can still use the table, it's part of the transaction -select * from t1; -a -1 -2 -3 -4 -5 -# Such are the circumstances that t1 is a part of transaction, -# thus we can reopen it in the handler -handler t1 open; -# We can commit the transaction, it doesn't close the handler -# and doesn't let DROP to proceed. -commit; -handler t1 read a prev; -a -5 -handler t1 read a prev; -a -4 -handler t1 read a prev; -a -3 -handler t1 close; -# --> connection con1 -# Now drop can proceed -# Reaping 'drop table t1'... -# --> connection default -# -# Demonstrate that HANDLER locks and transaction locks -# reside in the same context, and we don't back-off -# when have transaction or handler locks. -# -create table t1 (a int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t0 (a int, key a (a)); -insert into t0 (a) values (1), (2), (3), (4), (5); -begin; -select * from t1; -a -1 -2 -3 -4 -5 -# --> connection con2 -# Sending: -rename table t0 to t3, t1 to t0, t3 to t1; -# --> connection con1 -# Waiting for 'rename table ...' to get blocked... -# --> connection default -handler t0 open; -ERROR 40001: Deadlock found when trying to get lock; try restarting transaction -select * from t0; -ERROR 40001: Deadlock found when trying to get lock; try restarting transaction -handler t1 open; -commit; -handler t1 close; -# --> connection con2 -# Reaping 'rename table ...'... -# --> connection default -handler t1 open; -handler t1 read a prev; -a -5 -handler t1 close; -drop table t0; -# -# Originally there was a deadlock error in this test. -# With implementation of deadlock detector -# we no longer deadlock, but block and wait on a lock. -# The HANDLER is auto-closed as soon as the connection -# sees a pending conflicting lock against it. -# -create table t2 (a int, key a (a)); -handler t1 open; -# --> connection con1 -lock tables t2 read; -# --> connection con2 -# Sending 'drop table t2'... -drop table t2; -# --> connection con1 -# Waiting for 'drop table t2' to get blocked... -# --> connection default -# Sending 'select * from t2' -select * from t2; -# --> connection con1 -# Waiting for 'select * from t2' to get blocked... -unlock tables; -# --> connection con2 -# Reaping 'drop table t2'... -# --> connection default -# Reaping 'select * from t2' -ERROR 42S02: Table 'test.t2' doesn't exist -handler t1 close; -# -# ROLLBACK TO SAVEPOINT releases transactional locks, -# but has no effect on open HANDLERs -# -create table t2 like t1; -create table t3 like t1; -begin; -# Have something before the savepoint -select * from t3; -a -savepoint sv; -handler t1 open; -handler t1 read a first; -a -1 -handler t1 read a next; -a -2 -select * from t2; -a -# --> connection con1 -# Sending: -drop table t1; -# --> connection con2 -# Sending: -drop table t2; -# --> connection default -# Let DROP TABLE statements sync in. We must use -# a separate connection for that, because otherwise SELECT -# will auto-close the HANDLERs, becaues there are pending -# exclusive locks against them. -# --> connection con3 -# Waiting for 'drop table t1' to get blocked... -# Waiting for 'drop table t2' to get blocked... -# Demonstrate that t2 lock was released and t2 was dropped -# after ROLLBACK TO SAVEPOINT -# --> connection default -rollback to savepoint sv; -# --> connection con2 -# Reaping 'drop table t2'... -# Demonstrate that ROLLBACK TO SAVEPOINT didn't release the handler -# lock. -# --> connection default -handler t1 read a next; -a -3 -handler t1 read a next; -a -4 -# Demonstrate that the drop will go through as soon as we close the -# HANDLER -handler t1 close; -# connection con1 -# Reaping 'drop table t1'... -# --> connection default -commit; -drop table t3; -# -# A few special cases when using SAVEPOINT/ROLLBACK TO -# SAVEPOINT and HANDLER. -# -# Show that rollback to the savepoint taken in the beginning -# of the transaction doesn't release mdl lock on -# the HANDLER that was opened later. -# -create table t1 (a int, key a(a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t2 like t1; -begin; -savepoint sv; -handler t1 open; -handler t1 read a first; -a -1 -handler t1 read a next; -a -2 -select * from t2; -a -# --> connection con1 -# Sending: -drop table t1; -# --> connection con2 -# Sending: -drop table t2; -# --> connection default -# Let DROP TABLE statements sync in. We must use -# a separate connection for that, because otherwise SELECT -# will auto-close the HANDLERs, becaues there are pending -# exclusive locks against them. -# --> connection con3 -# Waiting for 'drop table t1' to get blocked... -# Waiting for 'drop table t2' to get blocked... -# Demonstrate that t2 lock was released and t2 was dropped -# after ROLLBACK TO SAVEPOINT -# --> connection default -rollback to savepoint sv; -# --> connection con2 -# Reaping 'drop table t2'... -# Demonstrate that ROLLBACK TO SAVEPOINT didn't release the handler -# lock. -# --> connection default -handler t1 read a next; -a -3 -handler t1 read a next; -a -4 -# Demonstrate that the drop will go through as soon as we close the -# HANDLER -handler t1 close; -# connection con1 -# Reaping 'drop table t1'... -# --> connection default -commit; -# -# Show that rollback to the savepoint taken in the beginning -# of the transaction works properly (no valgrind warnins, etc), -# even though it's done after the HANDLER mdl lock that was there -# at the beginning is released and added again. -# -create table t1 (a int, key a(a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t2 like t1; -create table t3 like t1; -insert into t3 (a) select a from t1; -begin; -handler t1 open; -savepoint sv; -handler t1 read a first; -a -1 -select * from t2; -a -handler t1 close; -handler t3 open; -handler t3 read a first; -a -1 -rollback to savepoint sv; -# --> connection con1 -drop table t1, t2; -# Sending: -drop table t3; -# Let DROP TABLE statement sync in. -# --> connection con2 -# Waiting for 'drop table t3' to get blocked... -# Demonstrate that ROLLBACK TO SAVEPOINT didn't release the handler -# lock. -# --> connection default -handler t3 read a next; -a -2 -# Demonstrate that the drop will go through as soon as we close the -# HANDLER -handler t3 close; -# connection con1 -# Reaping 'drop table t3'... -# --> connection default -commit; -# -# If we have to wait on an exclusive locks while having -# an open HANDLER, ER_LOCK_DEADLOCK is reported. -# -create table t1 (a int, key a(a)); -create table t2 like t1; -handler t1 open; -# --> connection con1 -lock table t1 write, t2 write; -# --> connection default -drop table t2; -# --> connection con2 -# Waiting for 'drop table t2' to get blocked... -# --> connection con1 -drop table t1; -ERROR 40001: Deadlock found when trying to get lock; try restarting transaction -unlock tables; -# --> connection default -# Demonstrate that there is no deadlock with FLUSH TABLE, -# even though it is waiting for the other table to go away -create table t2 like t1; -# Sending: -flush table t2; -# --> connection con2 -drop table t1; -# --> connection con1 -unlock tables; -# --> connection default -# Reaping 'flush table t2'... -drop table t2; -# -# Bug #46224 HANDLER statements within a transaction might -# lead to deadlocks -# -create table t1 (a int, key a(a)); -insert into t1 values (1), (2); -# --> connection default -begin; -select * from t1; -a -1 -2 -handler t1 open; -# --> connection con1 -# Sending: -lock tables t1 write; -# --> connection con2 -# Check that 'lock tables t1 write' waits until transaction which -# has read from the table commits. -# --> connection default -# The below 'handler t1 read ...' should not be blocked as -# 'lock tables t1 write' has not succeeded yet. -handler t1 read a next; -a -1 -# Unblock 'lock tables t1 write'. -commit; -# --> connection con1 -# Reap 'lock tables t1 write'. -# --> connection default -# Sending: -handler t1 read a next; -# --> connection con1 -# Waiting for 'handler t1 read a next' to get blocked... -# The below 'drop table t1' should be able to proceed without -# waiting as it will force HANDLER to be closed. -drop table t1; -unlock tables; -# --> connection default -# Reaping 'handler t1 read a next'... -ERROR 42S02: Table 'test.t1' doesn't exist -handler t1 close; -# --> connection con1 -# --> connection con2 -# --> connection con3 -# -# A temporary table test. -# Check that we don't loose positions of HANDLER opened -# against a temporary table. -# -create table t1 (a int, b int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create temporary table t2 (a int, b int, key a (a)); -insert into t2 (a) select a from t1; -handler t1 open; -handler t1 read a next; -a b -1 NULL -handler t2 open; -handler t2 read a next; -a b -1 NULL -flush table t1; -handler t2 read a next; -a b -2 NULL -# Sic: the position is lost -handler t1 read a next; -a b -1 NULL -select * from t1; -a b -1 NULL -2 NULL -3 NULL -4 NULL -5 NULL -# Sic: the position is not lost -handler t2 read a next; -a b -3 NULL -select * from t2; -ERROR HY000: Can't reopen table: 't2' -handler t2 read a next; -a b -4 NULL -drop table t1; -drop temporary table t2; -# -# A test for lock_table_names()/unlock_table_names() function. -# It should work properly in presence of open HANDLER. -# -create table t1 (a int, b int, key a (a)); -create table t2 like t1; -create table t3 like t1; -create table t4 like t1; -handler t1 open; -handler t2 open; -rename table t4 to t5, t3 to t4, t5 to t3; -handler t1 read first; -a b -handler t2 read first; -a b -drop table t1, t2, t3, t4; -# -# A test for FLUSH TABLES WITH READ LOCK and HANDLER statements. -# -set autocommit=0; -create table t1 (a int, b int, key a (a)); -insert into t1 (a, b) values (1, 1), (2, 1), (3, 2), (4, 2), (5, 5); -create table t2 like t1; -insert into t2 (a, b) select a, b from t1; -create table t3 like t1; -insert into t3 (a, b) select a, b from t1; -commit; -flush tables with read lock; -handler t1 open; -lock table t1 read; -handler t1 read next; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -# This implicitly leaves LOCK TABLES but doesn't drop the GLR -lock table not_exists_write read; -ERROR 42S02: Table 'test.not_exists_write' doesn't exist -# We still have the read lock. -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -handler t1 open; -select a from t2; -a -1 -2 -3 -4 -5 -handler t1 read next; -a b -1 1 -flush tables with read lock; -handler t2 open; -flush tables with read lock; -handler t1 read next; -a b -1 1 -select a from t3; -a -1 -2 -3 -4 -5 -handler t2 read next; -a b -1 1 -handler t1 close; -rollback; -handler t2 close; -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -commit; -flush tables; -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -unlock tables; -drop table t1; -set autocommit=default; -drop table t2, t3; -# -# HANDLER statement and operation-type aware metadata locks. -# Check that when we clone a ticket for HANDLER we downrade -# the lock. -# -# Establish an auxiliary connection con1. -# -> connection default -create table t1 (a int, b int, key a (a)); -insert into t1 (a, b) values (1, 1), (2, 1), (3, 2), (4, 2), (5, 5); -begin; -insert into t1 (a, b) values (6, 6); -handler t1 open; -handler t1 read a last; -a b -6 6 -insert into t1 (a, b) values (7, 7); -handler t1 read a last; -a b -7 7 -commit; -# -> connection con1 -# Demonstrate that the HANDLER doesn't hold MDL_SHARED_WRITE. -lock table t1 write; -unlock tables; -# -> connection default -handler t1 read a prev; -a b -6 6 -handler t1 close; -# Cleanup. -drop table t1; -# -> connection con1 -# -> connection default -# -# A test for Bug#50555 "handler commands crash server in -# my_hash_first()". -# -handler no_such_table read no_such_index first; -ERROR 42S02: Unknown table 'no_such_table' in HANDLER -handler no_such_table close; -ERROR 42S02: Unknown table 'no_such_table' in HANDLER -# -# Bug#50907 Assertion `hash_tables->table->next == __null' on -# HANDLER OPEN -# -DROP TABLE IF EXISTS t1, t2; -CREATE TEMPORARY TABLE t1 (i INT); -CREATE TEMPORARY TABLE t2 (i INT); -HANDLER t2 OPEN; -HANDLER t2 READ FIRST; -i -HANDLER t2 CLOSE; -DROP TABLE t1, t2; -# -# Bug#50912 Assertion `ticket->m_type >= mdl_request->type' -# failed on HANDLER + I_S -# -DROP TABLE IF EXISTS t1; -CREATE TABLE t1 (id INT); -HANDLER t1 OPEN; -SELECT table_name, table_comment FROM information_schema.tables -WHERE table_schema= 'test' AND table_name= 't1'; -table_name table_comment -t1 -HANDLER t1 CLOSE; -DROP TABLE t1; -# -# Test for bug #50908 "Assertion `handler_tables_hash.records == 0' -# failed in enter_locked_tables_mode". -# -drop tables if exists t1, t2; -drop function if exists f1; -create table t1 (i int); -insert into t1 values (1), (2); -create table t2 (j int); -insert into t2 values (1); -create function f1() returns int return (select count(*) from t2); -# Check that open HANDLER survives statement executed in -# prelocked mode. -handler t1 open; -handler t1 read next; -i -1 -# The below statement were aborted due to an assertion failure. -select f1() from t2; -f1() -1 -handler t1 read next; -i -2 -handler t1 close; -# Check that the same happens under GLOBAL READ LOCK. -flush tables with read lock; -handler t1 open; -handler t1 read next; -i -1 -select f1() from t2; -f1() -1 -handler t1 read next; -i -2 -unlock tables; -handler t1 close; -# Now, check that the same happens if LOCK TABLES is executed. -handler t1 open; -handler t1 read next; -i -1 -lock table t2 read; -select * from t2; -j -1 -unlock tables; -handler t1 read next; -i -2 -handler t1 close; -# Finally, check scenario with GRL and LOCK TABLES. -flush tables with read lock; -handler t1 open; -handler t1 read next; -i -1 -lock table t2 read; -select * from t2; -j -1 -# This unlocks both tables and GRL. -unlock tables; -handler t1 read next; -i -2 -handler t1 close; -# Clean-up. -drop function f1; -drop tables t1, t2; -# -# Test for bug #51136 "Crash in pthread_rwlock_rdlock on TEMPORARY + -# HANDLER + LOCK + SP". -# Also see additional coverage for this bug in flush.test. -# -drop tables if exists t1, t2; -create table t1 (i int); -create temporary table t2 (j int); -handler t1 open; -lock table t2 read; -# This commit should not release any MDL locks. -commit; -unlock tables; -# The below statement crashed before the bug fix as it -# has attempted to release metadata lock which was -# already released by commit. -handler t1 close; -drop tables t1, t2; -# -# Bug#51355 handler stmt cause assertion in -# bool MDL_context::try_acquire_lock(MDL_request*) -# -DROP TABLE IF EXISTS t1; -# Connection default -CREATE TABLE t1(id INT, KEY id(id)); -HANDLER t1 OPEN; -# Connection con51355 -# Sending: -DROP TABLE t1; -# Connection default -# This I_S query will cause the handler table to be closed and -# the metadata lock to be released. This will allow DROP TABLE -# to proceed. Waiting for the table to be removed. -# Connection con51355 -# Reaping: DROP TABLE t1 -# Connection default -HANDLER t1 READ id NEXT; -ERROR 42S02: Table 'test.t1' doesn't exist -HANDLER t1 READ id NEXT; -ERROR 42S02: Table 'test.t1' doesn't exist -HANDLER t1 CLOSE; -# Connection con51355 -# Connection default -# -# Bug#54401 assert in Diagnostics_area::set_eof_status , HANDLER -# -DROP TABLE IF EXISTS t1, t2; -DROP FUNCTION IF EXISTS f1; -CREATE FUNCTION f1() RETURNS INTEGER -BEGIN -SELECT 1 FROM t2 INTO @a; -RETURN 1; -END| -SELECT f1(); -ERROR 42S02: Table 'test.t2' doesn't exist -CREATE TABLE t1(a INT); -INSERT INTO t1 VALUES (1); -HANDLER t1 OPEN; -HANDLER t1 READ FIRST WHERE f1() = 1; -ERROR 42000: This version of MySQL doesn't yet support 'stored functions in HANDLER ... READ' -HANDLER t1 CLOSE; -DROP FUNCTION f1; -DROP TABLE t1; -# -# Bug#54920 Stored functions are allowed in HANDLER statements, -# but broken. -# -DROP TABLE IF EXISTS t1; -DROP FUNCTION IF EXISTS f1; -CREATE TABLE t1 (a INT); -INSERT INTO t1 VALUES (1), (2); -CREATE FUNCTION f1() RETURNS INT RETURN 1; -HANDLER t1 OPEN; -HANDLER t1 READ FIRST WHERE f1() = 1; -ERROR 42000: This version of MySQL doesn't yet support 'stored functions in HANDLER ... READ' -HANDLER t1 CLOSE; -DROP FUNCTION f1; -DROP TABLE t1; diff --git a/mysql-test/r/handler_myisam.result b/mysql-test/r/handler_myisam.result deleted file mode 100644 index 69d791b8263..00000000000 --- a/mysql-test/r/handler_myisam.result +++ /dev/null @@ -1,1861 +0,0 @@ -SET SESSION STORAGE_ENGINE = MyISAM; -drop table if exists t1,t3,t4,t5; -create table t1 (a int, b char(10), key a(a), key b(a,b)); -insert into t1 values -(17,"ddd"),(18,"eee"),(19,"fff"),(19,"yyy"), -(14,"aaa"),(15,"bbb"),(16,"ccc"),(16,"xxx"), -(20,"ggg"),(21,"hhh"),(22,"iii"); -handler t1 open as t2; -handler t2 read a=(SELECT 1); -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'SELECT 1)' at line 1 -handler t2 read a first; -a b -14 aaa -handler t2 read a next; -a b -15 bbb -handler t2 read a next; -a b -16 ccc -handler t2 read a prev; -a b -15 bbb -handler t2 read a last; -a b -22 iii -handler t2 read a prev; -a b -21 hhh -handler t2 read a prev; -a b -20 ggg -handler t2 read a first; -a b -14 aaa -handler t2 read a prev; -a b -handler t2 read a last; -a b -22 iii -handler t2 read a prev; -a b -21 hhh -handler t2 read a next; -a b -22 iii -handler t2 read a next; -a b -handler t2 read a=(15); -a b -15 bbb -handler t2 read a=(16); -a b -16 ccc -handler t2 read a=(19,"fff"); -ERROR 42000: Too many key parts specified; max 1 parts allowed -handler t2 read b=(19,"fff"); -a b -19 fff -handler t2 read b=(19,"yyy"); -a b -19 yyy -handler t2 read b=(19); -a b -19 fff -handler t1 read a last; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t2 read a=(11); -a b -handler t2 read a>=(11); -a b -14 aaa -handler t2 read a=(18); -a b -18 eee -handler t2 read a>=(18); -a b -18 eee -handler t2 read a>(18); -a b -19 fff -handler t2 read a<=(18); -a b -18 eee -handler t2 read a<(18); -a b -17 ddd -handler t2 read a first limit 5; -a b -14 aaa -15 bbb -16 ccc -16 xxx -17 ddd -handler t2 read a next limit 3; -a b -18 eee -19 fff -19 yyy -handler t2 read a prev limit 10; -a b -19 fff -18 eee -17 ddd -16 xxx -16 ccc -15 bbb -14 aaa -handler t2 read a>=(16) limit 4; -a b -16 ccc -16 xxx -17 ddd -18 eee -handler t2 read a>=(16) limit 2,2; -a b -17 ddd -18 eee -handler t2 read a last limit 3; -a b -22 iii -21 hhh -20 ggg -handler t2 read a=(19); -a b -19 fff -handler t2 read a=(19) where b="yyy"; -a b -19 yyy -handler t2 read first; -a b -17 ddd -handler t2 read next; -a b -18 eee -handler t2 read next; -a b -19 fff -handler t2 read last; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 -handler t2 close; -handler t1 open; -handler t1 read a next; -a b -14 aaa -handler t1 read a next; -a b -15 bbb -handler t1 close; -handler t1 open; -handler t1 read a prev; -a b -22 iii -handler t1 read a prev; -a b -21 hhh -handler t1 close; -handler t1 open as t2; -handler t2 read first; -a b -17 ddd -alter table t1 engine = MyISAM; -handler t2 read first; -ERROR 42S02: Unknown table 't2' in HANDLER -handler t1 open as t2; -drop table t1; -create table t1 (a int); -insert into t1 values (17); -handler t2 read first; -ERROR 42S02: Unknown table 't2' in HANDLER -handler t1 open as t2; -alter table t1 engine=MEMORY; -handler t2 read first; -ERROR 42S02: Unknown table 't2' in HANDLER -drop table t1; -create table t1 (a int); -insert into t1 values (1),(2),(3),(4),(5),(6); -delete from t1 limit 2; -handler t1 open; -handler t1 read first; -a -3 -handler t1 read first limit 1,1; -a -4 -handler t1 read first limit 2,2; -a -5 -6 -delete from t1 limit 3; -handler t1 read first; -a -6 -drop table t1; -create table t1(a int, index(a)); -insert into t1 values (1), (2), (3); -handler t1 open; -handler t1 read a=(W); -ERROR 42S22: Unknown column 'W' in 'field list' -handler t1 read a=(a); -ERROR HY000: Incorrect arguments to HANDLER ... READ -drop table t1; -create table t1 (a char(5)); -insert into t1 values ("Ok"); -handler t1 open as t; -handler t read first; -a -Ok -use mysql; -handler t read first; -a -Ok -handler t close; -handler test.t1 open as t; -handler t read first; -a -Ok -handler t close; -use test; -drop table t1; -create table t1 ( a int, b int, INDEX a (a) ); -insert into t1 values (1,2), (2,1); -handler t1 open; -handler t1 read a=(1) where b=2; -a b -1 2 -handler t1 read a=(1) where b=3; -a b -handler t1 read a=(1) where b=1; -a b -handler t1 close; -drop table t1; -drop database if exists test_test; -create database test_test; -use test_test; -create table t1(table_id char(20) primary key); -insert into t1 values ('test_test.t1'); -insert into t1 values (''); -handler t1 open; -handler t1 read first limit 9; -table_id -test_test.t1 - -create table t2(table_id char(20) primary key); -insert into t2 values ('test_test.t2'); -insert into t2 values (''); -handler t2 open; -handler t2 read first limit 9; -table_id -test_test.t2 - -use test; -drop table if exists t1; -create table t1(table_id char(20) primary key); -insert into t1 values ('test.t1'); -insert into t1 values (''); -handler t1 open; -ERROR 42000: Not unique table/alias: 't1' -use test; -handler test.t1 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler test_test.t1 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler t1 read first limit 9; -table_id -test_test.t1 - -handler test_test.t2 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler t2 read first limit 9; -table_id -test_test.t2 - -handler test_test.t1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t1 close; -drop table test_test.t1; -handler test_test.t2 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t2 close; -drop table test_test.t2; -drop database test_test; -use test; -handler test.t1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t1 close; -ERROR 42S02: Unknown table 't1' in HANDLER -drop table test.t1; -drop database if exists test_test; -drop table if exists t1; -drop table if exists t2; -drop table if exists t3; -create database test_test; -use test_test; -create table t1 (c1 char(20)); -insert into t1 values ('test_test.t1'); -create table t3 (c1 char(20)); -insert into t3 values ('test_test.t3'); -handler t1 open; -handler t1 read first limit 9; -c1 -test_test.t1 -handler t1 open h1; -handler h1 read first limit 9; -c1 -test_test.t1 -use test; -create table t1 (c1 char(20)); -create table t2 (c1 char(20)); -create table t3 (c1 char(20)); -insert into t1 values ('t1'); -insert into t2 values ('t2'); -insert into t3 values ('t3'); -handler t1 open; -ERROR 42000: Not unique table/alias: 't1' -handler t2 open t1; -ERROR 42000: Not unique table/alias: 't1' -handler t3 open t1; -ERROR 42000: Not unique table/alias: 't1' -handler t1 read first limit 9; -c1 -test_test.t1 -handler test.t1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler test.t1 open h1; -ERROR 42000: Not unique table/alias: 'h1' -handler test_test.t1 open h1; -ERROR 42000: Not unique table/alias: 'h1' -handler test_test.t3 open h3; -handler test.t1 open h2; -handler t1 read first limit 9; -c1 -test_test.t1 -handler h1 read first limit 9; -c1 -test_test.t1 -handler h2 read first limit 9; -c1 -t1 -handler h3 read first limit 9; -c1 -test_test.t3 -handler h2 read first limit 9; -c1 -t1 -handler test.h1 close; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1 -handler t1 close; -handler h1 close; -handler h2 close; -handler t1 read first limit 9; -ERROR 42S02: Unknown table 't1' in HANDLER -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -ERROR 42S02: Unknown table 'h2' in HANDLER -handler h3 read first limit 9; -c1 -test_test.t3 -handler h3 read first limit 9; -c1 -test_test.t3 -use test_test; -handler h3 read first limit 9; -c1 -test_test.t3 -handler test.h3 read first limit 9; -ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1 -handler h3 close; -use test; -drop table t3; -drop table t2; -drop table t1; -drop database test_test; -create table t1 (c1 char(20)); -insert into t1 values ("t1"); -handler t1 open as h1; -handler h1 read first limit 9; -c1 -t1 -create table t2 (c1 char(20)); -insert into t2 values ("t2"); -handler t2 open as h2; -handler h2 read first limit 9; -c1 -t2 -create table t3 (c1 char(20)); -insert into t3 values ("t3"); -handler t3 open as h3; -handler h3 read first limit 9; -c1 -t3 -create table t4 (c1 char(20)); -insert into t4 values ("t4"); -handler t4 open as h4; -handler h4 read first limit 9; -c1 -t4 -create table t5 (c1 char(20)); -insert into t5 values ("t5"); -handler t5 open as h5; -handler h5 read first limit 9; -c1 -t5 -alter table t1 engine=MyISAM; -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -c1 -t2 -handler h3 read first limit 9; -c1 -t3 -handler h4 read first limit 9; -c1 -t4 -handler h5 read first limit 9; -c1 -t5 -alter table t5 engine=MyISAM; -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -c1 -t2 -handler h3 read first limit 9; -c1 -t3 -handler h4 read first limit 9; -c1 -t4 -handler h5 read first limit 9; -ERROR 42S02: Unknown table 'h5' in HANDLER -alter table t3 engine=MyISAM; -handler h1 read first limit 9; -ERROR 42S02: Unknown table 'h1' in HANDLER -handler h2 read first limit 9; -c1 -t2 -handler h3 read first limit 9; -ERROR 42S02: Unknown table 'h3' in HANDLER -handler h4 read first limit 9; -c1 -t4 -handler h5 read first limit 9; -ERROR 42S02: Unknown table 'h5' in HANDLER -handler h2 close; -handler h4 close; -handler t1 open as h1_1; -handler t1 open as h1_2; -handler t1 open as h1_3; -handler h1_1 read first limit 9; -c1 -t1 -handler h1_2 read first limit 9; -c1 -t1 -handler h1_3 read first limit 9; -c1 -t1 -alter table t1 engine=MyISAM; -handler h1_1 read first limit 9; -ERROR 42S02: Unknown table 'h1_1' in HANDLER -handler h1_2 read first limit 9; -ERROR 42S02: Unknown table 'h1_2' in HANDLER -handler h1_3 read first limit 9; -ERROR 42S02: Unknown table 'h1_3' in HANDLER -drop table t1; -drop table t2; -drop table t3; -drop table t4; -drop table t5; -create table t1 (c1 int); -insert into t1 values (1); -handler t1 open; -handler t1 read first; -c1 -1 -send the below to another connection, do not wait for the result -optimize table t1; -proceed with the normal connection -handler t1 read next; -c1 -1 -handler t1 close; -read the result from the other connection -Table Op Msg_type Msg_text -test.t1 optimize status OK -proceed with the normal connection -drop table t1; -CREATE TABLE t1 ( no1 smallint(5) NOT NULL default '0', no2 int(10) NOT NULL default '0', PRIMARY KEY (no1,no2)); -INSERT INTO t1 VALUES (1,274),(1,275),(2,6),(2,8),(4,1),(4,2); -HANDLER t1 OPEN; -HANDLER t1 READ `primary` = (1, 1000); -no1 no2 -HANDLER t1 READ `primary` PREV; -no1 no2 -1 275 -DROP TABLE t1; -create table t1 (c1 int); -insert into t1 values (14397); -flush tables with read lock; -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -send the below to another connection, do not wait for the result -drop table t1; -proceed with the normal connection -select * from t1; -c1 -14397 -unlock tables; -read the result from the other connection -proceed with the normal connection -select * from t1; -ERROR 42S02: Table 'test.t1' doesn't exist -drop table if exists t1; -Warnings: -Note 1051 Unknown table 't1' -drop table if exists t1; -create table t1 (a int) ENGINE=MEMORY; ---> client 2 -handler t1 open; -ERROR HY000: Table storage engine for 't1' doesn't have this option ---> client 1 -drop table t1; -drop table if exists t1; -create table t1 (a int); -handler t1 open as t1_alias; -handler t1_alias read a next; -ERROR 42000: Key 'a' doesn't exist in table 't1_alias' -handler t1_alias READ a next where inexistent > 0; -ERROR 42S22: Unknown column 'inexistent' in 'field list' -handler t1_alias read a next; -ERROR 42000: Key 'a' doesn't exist in table 't1_alias' -handler t1_alias READ a next where inexistent > 0; -ERROR 42S22: Unknown column 'inexistent' in 'field list' -handler t1_alias close; -drop table t1; -drop table if exists t1,t2; -create table t1 (c1 int); -create table t2 (c1 int); -insert into t1 values (1); -insert into t2 values (2); -connection: default -handler t1 open; -handler t1 read first; -c1 -1 -connection: flush -flush tables;; -connection: waiter -connection: default -handler t2 open; -handler t2 read first; -c1 -2 -handler t1 read next; -c1 -1 -handler t1 close; -handler t2 close; -drop table t1,t2; -drop table if exists t1, t0; -create table t1 (c1 int); -connection: default -handler t1 open; -handler t1 read first; -c1 -connection: flush -rename table t1 to t0;; -connection: waiter -connection: default -# -# RENAME placed two pending locks and waits. -# When HANDLER t0 OPEN does open_tables(), it calls -# mysql_ha_flush(), which in turn closes the open HANDLER for t1. -# RENAME TABLE gets unblocked. If it gets scheduled quickly -# and manages to complete before open_tables() -# of HANDLER t0 OPEN, open_tables() and therefore the whole -# HANDLER t0 OPEN succeeds. Otherwise open_tables() -# notices a pending or active exclusive metadata lock on t2 -# and the whole HANDLER t0 OPEN fails with ER_LOCK_DEADLOCK -# error. -# -handler t0 open; -handler t0 close; -connection: flush -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t1 close; -ERROR 42S02: Unknown table 't1' in HANDLER -drop table t0; -drop table if exists t1; -create temporary table t1 (a int, b char(1), key a(a), key b(a,b)); -insert into t1 values (0,"a"),(1,"b"),(2,"c"),(3,"d"),(4,"e"), -(5,"f"),(6,"g"),(7,"h"),(8,"i"),(9,"j"); -select a,b from t1; -a b -0 a -1 b -2 c -3 d -4 e -5 f -6 g -7 h -8 i -9 j -handler t1 open as a1; -handler a1 read a first; -a b -0 a -handler a1 read a next; -a b -1 b -handler a1 read a next; -a b -2 c -select a,b from t1; -ERROR HY000: Can't reopen table: 'a1' -handler a1 read a prev; -a b -1 b -handler a1 read a prev; -a b -0 a -handler a1 read a=(6) where b="g"; -a b -6 g -handler a1 close; -select a,b from t1; -a b -0 a -1 b -2 c -3 d -4 e -5 f -6 g -7 h -8 i -9 j -handler t1 open as a2; -handler a2 read a first; -a b -0 a -handler a2 read a last; -a b -9 j -handler a2 read a prev; -a b -8 i -handler a2 close; -drop table t1; -drop table if exists t1,t2; -create table t1 (a int); -handler t1 open as t1_alias; -drop table t1; -create table t1 (a int); -handler t1 open as t1_alias; -flush tables; -drop table t1; -create table t1 (a int); -handler t1 open as t1_alias; -handler t1_alias close; -drop table t1; -create table t1 (a int); -handler t1 open as t1_alias; -handler t1_alias read first; -a -drop table t1; -handler t1_alias read next; -ERROR 42S02: Unknown table 't1_alias' in HANDLER -create table t1 (a int); -create temporary table t2 (a int, key(a)); -handler t1 open as a1; -handler t2 open as a2; -handler a2 read a first; -a -drop table t1, t2; -handler a2 read a next; -ERROR 42S02: Unknown table 'a2' in HANDLER -handler a1 close; -ERROR 42S02: Unknown table 'a1' in HANDLER -create table t1 (a int, key(a)); -create table t2 like t1; -handler t1 open as a1; -handler t2 open as a2; -handler a1 read a first; -a -handler a2 read a first; -a -alter table t1 add b int; -handler a1 close; -ERROR 42S02: Unknown table 'a1' in HANDLER -handler a2 close; -drop table t1, t2; -create table t1 (a int, key(a)); -handler t1 open as a1; -handler a1 read a first; -a -rename table t1 to t2; -handler a1 read a first; -ERROR 42S02: Unknown table 'a1' in HANDLER -drop table t2; -create table t1 (a int, key(a)); -create table t2 like t1; -handler t1 open as a1; -handler t2 open as a2; -handler a1 read a first; -a -handler a2 read a first; -a -optimize table t1; -Table Op Msg_type Msg_text -test.t1 optimize status Table is already up to date -handler a1 close; -ERROR 42S02: Unknown table 'a1' in HANDLER -handler a2 close; -drop table t1, t2; -create table t1 (a int, b char(1), key a(a), key b(a,b)); -insert into t1 values (0,"a"),(1,"b"),(2,"c"),(3,"d"),(4,"e"), -(5,"f"),(6,"g"),(7,"h"),(8,"i"),(9,"j"); -handler t1 open; -handler t1 read a first; -a b -0 a -handler t1 read a next; -a b -1 b -flush tables; -handler t1 read a next; -a b -0 a -handler t1 read a next; -a b -1 b -flush tables with read lock; -handler t1 read a next; -a b -0 a -unlock tables; -drop table t1; -handler t1 read a next; -ERROR 42S02: Unknown table 't1' in HANDLER -drop table if exists t1; -# First test case which is supposed trigger the execution -# path on which problem was discovered. -create table t1 (a int); -insert into t1 values (1); -handler t1 open; -lock table t1 write; -alter table t1 engine=memory; -handler t1 read a next; -ERROR HY000: Table storage engine for 't1' doesn't have this option -handler t1 close; -unlock tables; -drop table t1; -# Now test case which was reported originally but which no longer -# triggers execution path which has caused the problem. -create table t1 (a int, key(a)); -insert into t1 values (1); -handler t1 open; -alter table t1 engine=memory; -# Since S metadata lock was already acquired at HANDLER OPEN time -# and TL_READ lock requested by HANDLER READ is compatible with -# ALTER's TL_WRITE_ALLOW_READ the below statement should succeed -# without waiting. The old version of table should be used in it. -handler t1 read a next; -a -1 -handler t1 close; -drop table t1; -USE information_schema; -HANDLER COLUMNS OPEN; -ERROR HY000: Incorrect usage of HANDLER OPEN and information_schema -USE test; -# -# Add test coverage for HANDLER and LOCK TABLES, HANDLER and DDL. -# -drop table if exists t1, t2, t3; -create table t1 (a int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t2 (a int, key a (a)) select * from t1; -create temporary table t3 (a int, key a (a)) select * from t2; -handler t1 open; -handler t2 open; -handler t3 open; -# -# No HANDLER sql is allowed under LOCK TABLES. -# But it does not implicitly closes all handlers. -# -lock table t1 read; -handler t1 open; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -handler t1 read next; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -handler t2 close; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -handler t3 open; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -# After UNLOCK TABLES handlers should be around and -# we should be able to continue reading through them. -unlock tables; -handler t1 read next; -a -1 -handler t1 close; -handler t2 read next; -a -1 -handler t2 close; -handler t3 read next; -a -1 -handler t3 close; -drop temporary table t3; -# -# Other operations that implicitly close handler: -# -# TRUNCATE -# -handler t1 open; -truncate table t1; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t1 open; -# -# CREATE TRIGGER -# -create trigger t1_ai after insert on t1 for each row set @a=1; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TRIGGER -# -handler t1 open; -drop trigger t1_ai; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ALTER TABLE -# -handler t1 open; -alter table t1 add column b int; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ANALYZE TABLE -# -handler t1 open; -analyze table t1; -Table Op Msg_type Msg_text -test.t1 analyze status Table is already up to date -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# OPTIMIZE TABLE -# -handler t1 open; -optimize table t1; -Table Op Msg_type Msg_text -test.t1 optimize status OK -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# REPAIR TABLE -# -handler t1 open; -repair table t1; -Table Op Msg_type Msg_text -test.t1 repair status OK -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TABLE, naturally. -# -handler t1 open; -drop table t1; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -create table t1 (a int, b int, key a (a)) select a from t2; -# -# RENAME TABLE, naturally -# -handler t1 open; -rename table t1 to t3; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# CREATE TABLE (even with IF NOT EXISTS clause, -# and the table exists). -# -handler t2 open; -create table if not exists t2 (a int); -Warnings: -Note 1050 Table 't2' already exists -handler t2 read next; -ERROR 42S02: Unknown table 't2' in HANDLER -rename table t3 to t1; -drop table t2; -# -# FLUSH TABLE doesn't close the table but loses the position -# -handler t1 open; -handler t1 read a prev; -b a -NULL 5 -flush table t1; -handler t1 read a prev; -b a -NULL 5 -handler t1 close; -# -# FLUSH TABLES WITH READ LOCK behaves like FLUSH TABLE. -# -handler t1 open; -handler t1 read a prev; -b a -NULL 5 -flush tables with read lock; -handler t1 read a prev; -b a -NULL 5 -handler t1 close; -unlock tables; -# -# Let us also check that these operations behave in similar -# way under LOCK TABLES. -# -# TRUNCATE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -truncate table t1; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -handler t1 open; -# -# CREATE TRIGGER under LOCK TABLES. -# -lock tables t1 write; -create trigger t1_ai after insert on t1 for each row set @a=1; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TRIGGER under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -drop trigger t1_ai; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ALTER TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -alter table t1 drop column b; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# ANALYZE TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -analyze table t1; -Table Op Msg_type Msg_text -test.t1 analyze status Table is already up to date -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# OPTIMIZE TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -optimize table t1; -Table Op Msg_type Msg_text -test.t1 optimize status OK -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# REPAIR TABLE under LOCK TABLES. -# -handler t1 open; -lock tables t1 write; -repair table t1; -Table Op Msg_type Msg_text -test.t1 repair status OK -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -# -# DROP TABLE under LOCK TABLES, naturally. -# -handler t1 open; -lock tables t1 write; -drop table t1; -unlock tables; -handler t1 read next; -ERROR 42S02: Unknown table 't1' in HANDLER -create table t1 (a int, b int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -# -# FLUSH TABLE doesn't close the table but loses the position -# -handler t1 open; -handler t1 read a prev; -a b -5 NULL -lock tables t1 write; -flush table t1; -unlock tables; -handler t1 read a prev; -a b -5 NULL -handler t1 close; -# -# Explore the effect of HANDLER locks on concurrent DDL -# -handler t1 open; -# Establishing auxiliary connections con1, con2, con3 -# --> connection con1; -# Sending: -drop table t1 ; -# We can't use connection 'default' as wait_condition will -# autoclose handlers. -# --> connection con2 -# Waitng for 'drop table t1' to get blocked... -# --> connection default -handler t1 read a prev; -a b -5 NULL -handler t1 read a prev; -a b -4 NULL -handler t1 close; -# --> connection con1 -# Reaping 'drop table t1'... -# --> connection default -# -# Explore the effect of HANDLER locks in parallel with SELECT -# -create table t1 (a int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -begin; -select * from t1; -a -1 -2 -3 -4 -5 -handler t1 open; -handler t1 read a prev; -a -5 -handler t1 read a prev; -a -4 -handler t1 close; -# --> connection con1; -# Sending: -drop table t1 ; -# --> connection con2 -# Waiting for 'drop table t1' to get blocked... -# --> connection default -# We can still use the table, it's part of the transaction -select * from t1; -a -1 -2 -3 -4 -5 -# Such are the circumstances that t1 is a part of transaction, -# thus we can reopen it in the handler -handler t1 open; -# We can commit the transaction, it doesn't close the handler -# and doesn't let DROP to proceed. -commit; -handler t1 read a prev; -a -5 -handler t1 read a prev; -a -4 -handler t1 read a prev; -a -3 -handler t1 close; -# --> connection con1 -# Now drop can proceed -# Reaping 'drop table t1'... -# --> connection default -# -# Demonstrate that HANDLER locks and transaction locks -# reside in the same context, and we don't back-off -# when have transaction or handler locks. -# -create table t1 (a int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t0 (a int, key a (a)); -insert into t0 (a) values (1), (2), (3), (4), (5); -begin; -select * from t1; -a -1 -2 -3 -4 -5 -# --> connection con2 -# Sending: -rename table t0 to t3, t1 to t0, t3 to t1; -# --> connection con1 -# Waiting for 'rename table ...' to get blocked... -# --> connection default -handler t0 open; -ERROR 40001: Deadlock found when trying to get lock; try restarting transaction -select * from t0; -ERROR 40001: Deadlock found when trying to get lock; try restarting transaction -handler t1 open; -commit; -handler t1 close; -# --> connection con2 -# Reaping 'rename table ...'... -# --> connection default -handler t1 open; -handler t1 read a prev; -a -5 -handler t1 close; -drop table t0; -# -# Originally there was a deadlock error in this test. -# With implementation of deadlock detector -# we no longer deadlock, but block and wait on a lock. -# The HANDLER is auto-closed as soon as the connection -# sees a pending conflicting lock against it. -# -create table t2 (a int, key a (a)); -handler t1 open; -# --> connection con1 -lock tables t2 read; -# --> connection con2 -# Sending 'drop table t2'... -drop table t2; -# --> connection con1 -# Waiting for 'drop table t2' to get blocked... -# --> connection default -# Sending 'select * from t2' -select * from t2; -# --> connection con1 -# Waiting for 'select * from t2' to get blocked... -unlock tables; -# --> connection con2 -# Reaping 'drop table t2'... -# --> connection default -# Reaping 'select * from t2' -ERROR 42S02: Table 'test.t2' doesn't exist -handler t1 close; -# -# ROLLBACK TO SAVEPOINT releases transactional locks, -# but has no effect on open HANDLERs -# -create table t2 like t1; -create table t3 like t1; -begin; -# Have something before the savepoint -select * from t3; -a -savepoint sv; -handler t1 open; -handler t1 read a first; -a -1 -handler t1 read a next; -a -2 -select * from t2; -a -# --> connection con1 -# Sending: -drop table t1; -# --> connection con2 -# Sending: -drop table t2; -# --> connection default -# Let DROP TABLE statements sync in. We must use -# a separate connection for that, because otherwise SELECT -# will auto-close the HANDLERs, becaues there are pending -# exclusive locks against them. -# --> connection con3 -# Waiting for 'drop table t1' to get blocked... -# Waiting for 'drop table t2' to get blocked... -# Demonstrate that t2 lock was released and t2 was dropped -# after ROLLBACK TO SAVEPOINT -# --> connection default -rollback to savepoint sv; -# --> connection con2 -# Reaping 'drop table t2'... -# Demonstrate that ROLLBACK TO SAVEPOINT didn't release the handler -# lock. -# --> connection default -handler t1 read a next; -a -3 -handler t1 read a next; -a -4 -# Demonstrate that the drop will go through as soon as we close the -# HANDLER -handler t1 close; -# connection con1 -# Reaping 'drop table t1'... -# --> connection default -commit; -drop table t3; -# -# A few special cases when using SAVEPOINT/ROLLBACK TO -# SAVEPOINT and HANDLER. -# -# Show that rollback to the savepoint taken in the beginning -# of the transaction doesn't release mdl lock on -# the HANDLER that was opened later. -# -create table t1 (a int, key a(a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t2 like t1; -begin; -savepoint sv; -handler t1 open; -handler t1 read a first; -a -1 -handler t1 read a next; -a -2 -select * from t2; -a -# --> connection con1 -# Sending: -drop table t1; -# --> connection con2 -# Sending: -drop table t2; -# --> connection default -# Let DROP TABLE statements sync in. We must use -# a separate connection for that, because otherwise SELECT -# will auto-close the HANDLERs, becaues there are pending -# exclusive locks against them. -# --> connection con3 -# Waiting for 'drop table t1' to get blocked... -# Waiting for 'drop table t2' to get blocked... -# Demonstrate that t2 lock was released and t2 was dropped -# after ROLLBACK TO SAVEPOINT -# --> connection default -rollback to savepoint sv; -# --> connection con2 -# Reaping 'drop table t2'... -# Demonstrate that ROLLBACK TO SAVEPOINT didn't release the handler -# lock. -# --> connection default -handler t1 read a next; -a -3 -handler t1 read a next; -a -4 -# Demonstrate that the drop will go through as soon as we close the -# HANDLER -handler t1 close; -# connection con1 -# Reaping 'drop table t1'... -# --> connection default -commit; -# -# Show that rollback to the savepoint taken in the beginning -# of the transaction works properly (no valgrind warnins, etc), -# even though it's done after the HANDLER mdl lock that was there -# at the beginning is released and added again. -# -create table t1 (a int, key a(a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create table t2 like t1; -create table t3 like t1; -insert into t3 (a) select a from t1; -begin; -handler t1 open; -savepoint sv; -handler t1 read a first; -a -1 -select * from t2; -a -handler t1 close; -handler t3 open; -handler t3 read a first; -a -1 -rollback to savepoint sv; -# --> connection con1 -drop table t1, t2; -# Sending: -drop table t3; -# Let DROP TABLE statement sync in. -# --> connection con2 -# Waiting for 'drop table t3' to get blocked... -# Demonstrate that ROLLBACK TO SAVEPOINT didn't release the handler -# lock. -# --> connection default -handler t3 read a next; -a -2 -# Demonstrate that the drop will go through as soon as we close the -# HANDLER -handler t3 close; -# connection con1 -# Reaping 'drop table t3'... -# --> connection default -commit; -# -# If we have to wait on an exclusive locks while having -# an open HANDLER, ER_LOCK_DEADLOCK is reported. -# -create table t1 (a int, key a(a)); -create table t2 like t1; -handler t1 open; -# --> connection con1 -lock table t1 write, t2 write; -# --> connection default -drop table t2; -# --> connection con2 -# Waiting for 'drop table t2' to get blocked... -# --> connection con1 -drop table t1; -ERROR 40001: Deadlock found when trying to get lock; try restarting transaction -unlock tables; -# --> connection default -# Demonstrate that there is no deadlock with FLUSH TABLE, -# even though it is waiting for the other table to go away -create table t2 like t1; -# Sending: -flush table t2; -# --> connection con2 -drop table t1; -# --> connection con1 -unlock tables; -# --> connection default -# Reaping 'flush table t2'... -drop table t2; -# -# Bug #46224 HANDLER statements within a transaction might -# lead to deadlocks -# -create table t1 (a int, key a(a)); -insert into t1 values (1), (2); -# --> connection default -begin; -select * from t1; -a -1 -2 -handler t1 open; -# --> connection con1 -# Sending: -lock tables t1 write; -# --> connection con2 -# Check that 'lock tables t1 write' waits until transaction which -# has read from the table commits. -# --> connection default -# The below 'handler t1 read ...' should not be blocked as -# 'lock tables t1 write' has not succeeded yet. -handler t1 read a next; -a -1 -# Unblock 'lock tables t1 write'. -commit; -# --> connection con1 -# Reap 'lock tables t1 write'. -# --> connection default -# Sending: -handler t1 read a next; -# --> connection con1 -# Waiting for 'handler t1 read a next' to get blocked... -# The below 'drop table t1' should be able to proceed without -# waiting as it will force HANDLER to be closed. -drop table t1; -unlock tables; -# --> connection default -# Reaping 'handler t1 read a next'... -ERROR 42S02: Table 'test.t1' doesn't exist -handler t1 close; -# --> connection con1 -# --> connection con2 -# --> connection con3 -# -# A temporary table test. -# Check that we don't loose positions of HANDLER opened -# against a temporary table. -# -create table t1 (a int, b int, key a (a)); -insert into t1 (a) values (1), (2), (3), (4), (5); -create temporary table t2 (a int, b int, key a (a)); -insert into t2 (a) select a from t1; -handler t1 open; -handler t1 read a next; -a b -1 NULL -handler t2 open; -handler t2 read a next; -a b -1 NULL -flush table t1; -handler t2 read a next; -a b -2 NULL -# Sic: the position is lost -handler t1 read a next; -a b -1 NULL -select * from t1; -a b -1 NULL -2 NULL -3 NULL -4 NULL -5 NULL -# Sic: the position is not lost -handler t2 read a next; -a b -3 NULL -select * from t2; -ERROR HY000: Can't reopen table: 't2' -handler t2 read a next; -a b -4 NULL -drop table t1; -drop temporary table t2; -# -# A test for lock_table_names()/unlock_table_names() function. -# It should work properly in presence of open HANDLER. -# -create table t1 (a int, b int, key a (a)); -create table t2 like t1; -create table t3 like t1; -create table t4 like t1; -handler t1 open; -handler t2 open; -rename table t4 to t5, t3 to t4, t5 to t3; -handler t1 read first; -a b -handler t2 read first; -a b -drop table t1, t2, t3, t4; -# -# A test for FLUSH TABLES WITH READ LOCK and HANDLER statements. -# -set autocommit=0; -create table t1 (a int, b int, key a (a)); -insert into t1 (a, b) values (1, 1), (2, 1), (3, 2), (4, 2), (5, 5); -create table t2 like t1; -insert into t2 (a, b) select a, b from t1; -create table t3 like t1; -insert into t3 (a, b) select a, b from t1; -commit; -flush tables with read lock; -handler t1 open; -lock table t1 read; -handler t1 read next; -ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction -# This implicitly leaves LOCK TABLES but doesn't drop the GLR -lock table not_exists_write read; -ERROR 42S02: Table 'test.not_exists_write' doesn't exist -# We still have the read lock. -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -handler t1 open; -select a from t2; -a -1 -2 -3 -4 -5 -handler t1 read next; -a b -1 1 -flush tables with read lock; -handler t2 open; -flush tables with read lock; -handler t1 read next; -a b -1 1 -select a from t3; -a -1 -2 -3 -4 -5 -handler t2 read next; -a b -1 1 -handler t1 close; -rollback; -handler t2 close; -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -commit; -flush tables; -drop table t1; -ERROR HY000: Can't execute the query because you have a conflicting read lock -unlock tables; -drop table t1; -set autocommit=default; -drop table t2, t3; -# -# HANDLER statement and operation-type aware metadata locks. -# Check that when we clone a ticket for HANDLER we downrade -# the lock. -# -# Establish an auxiliary connection con1. -# -> connection default -create table t1 (a int, b int, key a (a)); -insert into t1 (a, b) values (1, 1), (2, 1), (3, 2), (4, 2), (5, 5); -begin; -insert into t1 (a, b) values (6, 6); -handler t1 open; -handler t1 read a last; -a b -6 6 -insert into t1 (a, b) values (7, 7); -handler t1 read a last; -a b -7 7 -commit; -# -> connection con1 -# Demonstrate that the HANDLER doesn't hold MDL_SHARED_WRITE. -lock table t1 write; -unlock tables; -# -> connection default -handler t1 read a prev; -a b -6 6 -handler t1 close; -# Cleanup. -drop table t1; -# -> connection con1 -# -> connection default -# -# A test for Bug#50555 "handler commands crash server in -# my_hash_first()". -# -handler no_such_table read no_such_index first; -ERROR 42S02: Unknown table 'no_such_table' in HANDLER -handler no_such_table close; -ERROR 42S02: Unknown table 'no_such_table' in HANDLER -# -# Bug#50907 Assertion `hash_tables->table->next == __null' on -# HANDLER OPEN -# -DROP TABLE IF EXISTS t1, t2; -CREATE TEMPORARY TABLE t1 (i INT); -CREATE TEMPORARY TABLE t2 (i INT); -HANDLER t2 OPEN; -HANDLER t2 READ FIRST; -i -HANDLER t2 CLOSE; -DROP TABLE t1, t2; -# -# Bug#50912 Assertion `ticket->m_type >= mdl_request->type' -# failed on HANDLER + I_S -# -DROP TABLE IF EXISTS t1; -CREATE TABLE t1 (id INT); -HANDLER t1 OPEN; -SELECT table_name, table_comment FROM information_schema.tables -WHERE table_schema= 'test' AND table_name= 't1'; -table_name table_comment -t1 -HANDLER t1 CLOSE; -DROP TABLE t1; -# -# Test for bug #50908 "Assertion `handler_tables_hash.records == 0' -# failed in enter_locked_tables_mode". -# -drop tables if exists t1, t2; -drop function if exists f1; -create table t1 (i int); -insert into t1 values (1), (2); -create table t2 (j int); -insert into t2 values (1); -create function f1() returns int return (select count(*) from t2); -# Check that open HANDLER survives statement executed in -# prelocked mode. -handler t1 open; -handler t1 read next; -i -1 -# The below statement were aborted due to an assertion failure. -select f1() from t2; -f1() -1 -handler t1 read next; -i -2 -handler t1 close; -# Check that the same happens under GLOBAL READ LOCK. -flush tables with read lock; -handler t1 open; -handler t1 read next; -i -1 -select f1() from t2; -f1() -1 -handler t1 read next; -i -2 -unlock tables; -handler t1 close; -# Now, check that the same happens if LOCK TABLES is executed. -handler t1 open; -handler t1 read next; -i -1 -lock table t2 read; -select * from t2; -j -1 -unlock tables; -handler t1 read next; -i -2 -handler t1 close; -# Finally, check scenario with GRL and LOCK TABLES. -flush tables with read lock; -handler t1 open; -handler t1 read next; -i -1 -lock table t2 read; -select * from t2; -j -1 -# This unlocks both tables and GRL. -unlock tables; -handler t1 read next; -i -2 -handler t1 close; -# Clean-up. -drop function f1; -drop tables t1, t2; -# -# Test for bug #51136 "Crash in pthread_rwlock_rdlock on TEMPORARY + -# HANDLER + LOCK + SP". -# Also see additional coverage for this bug in flush.test. -# -drop tables if exists t1, t2; -create table t1 (i int); -create temporary table t2 (j int); -handler t1 open; -lock table t2 read; -# This commit should not release any MDL locks. -commit; -unlock tables; -# The below statement crashed before the bug fix as it -# has attempted to release metadata lock which was -# already released by commit. -handler t1 close; -drop tables t1, t2; -# -# Bug#51355 handler stmt cause assertion in -# bool MDL_context::try_acquire_lock(MDL_request*) -# -DROP TABLE IF EXISTS t1; -# Connection default -CREATE TABLE t1(id INT, KEY id(id)); -HANDLER t1 OPEN; -# Connection con51355 -# Sending: -DROP TABLE t1; -# Connection default -# This I_S query will cause the handler table to be closed and -# the metadata lock to be released. This will allow DROP TABLE -# to proceed. Waiting for the table to be removed. -# Connection con51355 -# Reaping: DROP TABLE t1 -# Connection default -HANDLER t1 READ id NEXT; -ERROR 42S02: Table 'test.t1' doesn't exist -HANDLER t1 READ id NEXT; -ERROR 42S02: Table 'test.t1' doesn't exist -HANDLER t1 CLOSE; -# Connection con51355 -# Connection default -# -# Bug#54401 assert in Diagnostics_area::set_eof_status , HANDLER -# -DROP TABLE IF EXISTS t1, t2; -DROP FUNCTION IF EXISTS f1; -CREATE FUNCTION f1() RETURNS INTEGER -BEGIN -SELECT 1 FROM t2 INTO @a; -RETURN 1; -END| -SELECT f1(); -ERROR 42S02: Table 'test.t2' doesn't exist -CREATE TABLE t1(a INT); -INSERT INTO t1 VALUES (1); -HANDLER t1 OPEN; -HANDLER t1 READ FIRST WHERE f1() = 1; -ERROR 42000: This version of MySQL doesn't yet support 'stored functions in HANDLER ... READ' -HANDLER t1 CLOSE; -DROP FUNCTION f1; -DROP TABLE t1; -# -# Bug#54920 Stored functions are allowed in HANDLER statements, -# but broken. -# -DROP TABLE IF EXISTS t1; -DROP FUNCTION IF EXISTS f1; -CREATE TABLE t1 (a INT); -INSERT INTO t1 VALUES (1), (2); -CREATE FUNCTION f1() RETURNS INT RETURN 1; -HANDLER t1 OPEN; -HANDLER t1 READ FIRST WHERE f1() = 1; -ERROR 42000: This version of MySQL doesn't yet support 'stored functions in HANDLER ... READ' -HANDLER t1 CLOSE; -DROP FUNCTION f1; -DROP TABLE t1; -# -# BUG #46456: HANDLER OPEN + TRUNCATE + DROP (temporary) TABLE, crash -# -CREATE TABLE t1 AS SELECT 1 AS f1; -HANDLER t1 OPEN; -TRUNCATE t1; -HANDLER t1 READ FIRST; -ERROR 42S02: Unknown table 't1' in HANDLER -DROP TABLE t1; -CREATE TEMPORARY TABLE t1 AS SELECT 1 AS f1; -HANDLER t1 OPEN; -TRUNCATE t1; -HANDLER t1 READ FIRST; -ERROR 42S02: Unknown table 't1' in HANDLER -DROP TABLE t1; -# -# BUG#51877 - HANDLER interface causes invalid memory read -# -CREATE TABLE t1(a INT, KEY(a)); -HANDLER t1 OPEN; -HANDLER t1 READ a FIRST; -a -INSERT INTO t1 VALUES(1); -HANDLER t1 READ a NEXT; -a -1 -HANDLER t1 CLOSE; -DROP TABLE t1; -# -# Bug #54007: assert in ha_myisam::index_next , HANDLER -# -CREATE TABLE t1(a INT, b INT, PRIMARY KEY(a), KEY b(b), KEY ab(a, b)); -HANDLER t1 OPEN; -HANDLER t1 READ FIRST; -a b -HANDLER t1 READ `PRIMARY` NEXT; -a b -HANDLER t1 READ ab NEXT; -a b -HANDLER t1 READ b NEXT; -a b -HANDLER t1 READ NEXT; -a b -HANDLER t1 CLOSE; -INSERT INTO t1 VALUES (2, 20), (1, 10), (4, 40), (3, 30); -HANDLER t1 OPEN; -HANDLER t1 READ FIRST; -a b -2 20 -HANDLER t1 READ NEXT; -a b -1 10 -HANDLER t1 READ `PRIMARY` NEXT; -a b -1 10 -HANDLER t1 READ `PRIMARY` NEXT; -a b -2 20 -HANDLER t1 READ ab NEXT; -a b -1 10 -HANDLER t1 READ ab NEXT; -a b -2 20 -HANDLER t1 READ b NEXT; -a b -1 10 -HANDLER t1 READ b NEXT; -a b -2 20 -HANDLER t1 READ b NEXT; -a b -3 30 -HANDLER t1 READ b NEXT; -a b -4 40 -HANDLER t1 READ b NEXT; -a b -HANDLER t1 READ NEXT; -a b -4 40 -HANDLER t1 READ NEXT; -a b -3 30 -HANDLER t1 READ NEXT; -a b -HANDLER t1 CLOSE; -HANDLER t1 OPEN; -HANDLER t1 READ FIRST; -a b -2 20 -HANDLER t1 READ `PRIMARY` PREV; -a b -4 40 -HANDLER t1 READ `PRIMARY` PREV; -a b -3 30 -HANDLER t1 READ b PREV; -a b -4 40 -HANDLER t1 READ b PREV; -a b -3 30 -HANDLER t1 CLOSE; -HANDLER t1 OPEN; -HANDLER t1 READ FIRST; -a b -2 20 -HANDLER t1 READ `PRIMARY` PREV LIMIT 3; -a b -4 40 -3 30 -2 20 -HANDLER t1 READ b NEXT LIMIT 5; -a b -1 10 -2 20 -3 30 -4 40 -HANDLER t1 CLOSE; -DROP TABLE t1; -End of 5.1 tests diff --git a/mysql-test/r/handlersocket.result b/mysql-test/r/handlersocket.result new file mode 100644 index 00000000000..dcea3c186b6 --- /dev/null +++ b/mysql-test/r/handlersocket.result @@ -0,0 +1,13 @@ +install plugin handlersocket soname 'handlersocket.so'; +select plugin_name, plugin_version, plugin_status, plugin_type, plugin_library, plugin_library_version, plugin_author, plugin_description plugin_license, plugin_maturity, plugin_auth_version from information_schema.plugins where plugin_name = 'handlersocket'; +plugin_name handlersocket +plugin_version 1.0 +plugin_status ACTIVE +plugin_type DAEMON +plugin_library handlersocket.so +plugin_library_version 0.0 +plugin_author higuchi dot akira at dena dot jp +plugin_license +plugin_maturity Unknown +plugin_auth_version Unknown +uninstall plugin handlersocket; diff --git a/mysql-test/r/having.result b/mysql-test/r/having.result index 5838d3f01c2..68e4c12f278 100644 --- a/mysql-test/r/having.result +++ b/mysql-test/r/having.result @@ -473,7 +473,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE table2 const PRIMARY PRIMARY 4 const 1 100.00 Using filesort 1 SIMPLE table1 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: -Note 1003 select `test`.`table1`.`f1` AS `f1`,'7' AS `f2` from `test`.`t1` `table1` join `test`.`t1` `table2` where ((`test`.`table1`.`f3` = '9')) group by `test`.`table1`.`f1`,'7' having (('7' = 8) and (`test`.`table1`.`f1` >= 6)) +Note 1003 select `test`.`table1`.`f1` AS `f1`,7 AS `f2` from `test`.`t1` `table1` join `test`.`t1` `table2` where ((`test`.`table1`.`f3` = 9)) group by `test`.`table1`.`f1`,7 having ((7 = 8) and (`test`.`table1`.`f1` >= 6)) EXPLAIN EXTENDED SELECT table1.f1, table2.f2 FROM t1 AS table1 @@ -485,7 +485,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE table2 const PRIMARY PRIMARY 4 const 1 100.00 Using filesort 1 SIMPLE table1 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: -Note 1003 select `test`.`table1`.`f1` AS `f1`,'7' AS `f2` from `test`.`t1` `table1` join `test`.`t1` `table2` where ((`test`.`table1`.`f3` = '9')) group by `test`.`table1`.`f1`,'7' having ('7' = 8) +Note 1003 select `test`.`table1`.`f1` AS `f1`,7 AS `f2` from `test`.`t1` `table1` join `test`.`t1` `table2` where ((`test`.`table1`.`f3` = 9)) group by `test`.`table1`.`f1`,7 having (7 = 8) DROP TABLE t1; # # Bug#52336 Segfault / crash in 5.1 copy_fields (param=0x9872980) at sql_select.cc:15355 @@ -531,7 +531,7 @@ ORDER BY t1.f2; MAX(t2.f2) NULL Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'd' +Warning 1292 Truncated incorrect DOUBLE value: 'd' DROP TABLE t1,t2; End of 5.0 tests # @@ -572,3 +572,27 @@ ORDER BY t1.f1; f1 DROP TABLE t1,t2; End of 5.1 tests +# +# LP bug #791761: MAX over an empty join + HAVING +# +CREATE TABLE t1 (a int, b int , KEY (b)) ; +INSERT INTO t1 VALUES (3,1); +CREATE TABLE t2 (a int NOT NULL ) ; +INSERT INTO t2 VALUES (29); +SELECT MAX(t1.b) FROM t1,t2 WHERE t2.a > 0 HAVING MAX(t1.b) <> 6; +MAX(t1.b) +1 +SELECT MAX(t1.b) FROM t1,t2 WHERE t2.a > 0 HAVING MAX(t1.b) IS NULL; +MAX(t1.b) +EXPLAIN +SELECT MAX(t1.b) FROM t1,t2 WHERE t2.a < 0 HAVING MAX(t1.b) <> 6; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +SELECT MAX(t1.b) FROM t1,t2 WHERE t2.a < 0 HAVING MAX(t1.b) <> 6; +MAX(t1.b) +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (NULL); +SELECT MAX(t1.b) AS f FROM t1 JOIN t2 ON t2.a != 0 +WHERE (SELECT f3 FROM t3) <> 0 HAVING f <> 6 ; +f +DROP TABLE t1,t2,t3; diff --git a/mysql-test/r/heap_btree.result b/mysql-test/r/heap_btree.result index d4fe382b0d4..12a011778c6 100644 --- a/mysql-test/r/heap_btree.result +++ b/mysql-test/r/heap_btree.result @@ -344,3 +344,38 @@ INSERT INTO t1 VALUES(1),(1); DELETE a1 FROM t1 AS a1, t1 AS a2 WHERE a1.a=a2.a; DROP TABLE t1; End of 5.0 tests +# bit index in heap tables +create table t1 (a bit(63) not null) engine=heap; +insert into t1 values (869751),(736494),(226312),(802616),(728912); +alter table t1 add unique uniq_id using BTREE (a); +select 0+a from t1 where a > 736494; +0+a +802616 +869751 +explain select 0+a from t1 where a > 736494; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uniq_id uniq_id 8 NULL 3 Using where +select 0+a from t1 where a = 736494; +0+a +736494 +explain select 0+a from t1 where a = 736494; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 const uniq_id uniq_id 8 const 1 +select 0+a from t1 where a=869751 or a=736494; +0+a +736494 +869751 +explain select 0+a from t1 where a=869751 or a=736494; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uniq_id uniq_id 8 NULL 2 Using where +select 0+a from t1 where a in (869751,736494,226312,802616); +0+a +226312 +736494 +802616 +869751 +explain select 0+a from t1 where a in (869751,736494,226312,802616); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uniq_id uniq_id 8 NULL 4 Using where +drop table t1; +End of 5.3 tests diff --git a/mysql-test/r/heap_hash.result b/mysql-test/r/heap_hash.result index e3a3e0e9740..453bfc0c165 100644 --- a/mysql-test/r/heap_hash.result +++ b/mysql-test/r/heap_hash.result @@ -382,6 +382,41 @@ INSERT INTO t1 VALUES('A ', 'A '); ERROR 23000: Duplicate entry 'A -A ' for key 'key1' DROP TABLE t1; End of 5.0 tests +# bit index in heap tables +create table t1 (a bit(63) not null) engine=heap; +insert into t1 values (869751),(736494),(226312),(802616),(728912); +alter table t1 add unique uniq_id using HASH (a); +select 0+a from t1 where a > 736494; +0+a +869751 +802616 +explain select 0+a from t1 where a > 736494; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL uniq_id NULL NULL NULL 5 Using where +select 0+a from t1 where a = 736494; +0+a +736494 +explain select 0+a from t1 where a = 736494; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 const uniq_id uniq_id 8 const 1 +select 0+a from t1 where a=869751 or a=736494; +0+a +736494 +869751 +explain select 0+a from t1 where a=869751 or a=736494; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uniq_id uniq_id 8 NULL 2 Using where +select 0+a from t1 where a in (869751,736494,226312,802616); +0+a +226312 +736494 +802616 +869751 +explain select 0+a from t1 where a in (869751,736494,226312,802616); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uniq_id uniq_id 8 NULL 4 Using where +drop table t1; +End of 5.3 tests # # Bug #55472: Assertion failed in heap_rfirst function of hp_rfirst.c # on DELETE statement diff --git a/mysql-test/r/index_intersect.result b/mysql-test/r/index_intersect.result new file mode 100644 index 00000000000..3c3c892851e --- /dev/null +++ b/mysql-test/r/index_intersect.result @@ -0,0 +1,1046 @@ +DROP TABLE IF EXISTS t1,t2,t3,t4; +DROP DATABASE IF EXISTS world; +set names utf8; +CREATE DATABASE world; +use world; +CREATE TABLE Country ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +Population int(11) NOT NULL default '0', +Capital int(11) default NULL, +PRIMARY KEY (Code), +UNIQUE INDEX (Name) +); +CREATE TABLE City ( +ID int(11) NOT NULL auto_increment, +Name char(35) NOT NULL default '', +Country char(3) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID), +INDEX (Population), +INDEX (Country) +); +CREATE TABLE CountryLanguage ( +Country char(3) NOT NULL default '', +Language char(30) NOT NULL default '', +Percentage float(3,1) NOT NULL default '0.0', +PRIMARY KEY (Country, Language), +INDEX (Percentage) +); +SELECT COUNT(*) FROM Country; +COUNT(*) +239 +SELECT COUNT(*) FROM City; +COUNT(*) +4079 +SELECT COUNT(*) FROM CountryLanguage; +COUNT(*) +984 +CREATE INDEX Name ON City(Name); +SET SESSION optimizer_switch='index_merge_sort_intersection=on'; +SELECT COUNT(*) FROM City; +COUNT(*) +4079 +SELECT COUNT(*) FROM City WHERE Name LIKE 'C%'; +COUNT(*) +281 +SELECT COUNT(*) FROM City WHERE Name LIKE 'M%'; +COUNT(*) +301 +SELECT COUNT(*) FROM City WHERE Population > 1000000; +COUNT(*) +237 +SELECT COUNT(*) FROM City WHERE Population > 1500000; +COUNT(*) +129 +SELECT COUNT(*) FROM City WHERE Population > 300000; +COUNT(*) +1062 +SELECT COUNT(*) FROM City WHERE Population > 7000000; +COUNT(*) +14 +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'C%' AND Population > 1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Name,Population 35,4 NULL # Using sort_intersect(Name,Population); Using where +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'M%' AND Population > 1500000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 300000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Name Name 35 NULL # Using where +EXPLAIN +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 7000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Name Population 4 NULL # Using where +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'C%' AND Population > 1000000; +ID Name Country Population +1026 Calcutta [Kolkata] IND 4399819 +1027 Chennai (Madras) IND 3841396 +151 Chittagong BGD 1392860 +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +212 Curitiba BRA 1584232 +2258 Cali COL 2077386 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +3539 Caracas VEN 1975294 +3795 Chicago USA 2896016 +608 Cairo EGY 6789479 +71 Córdoba ARG 1157507 +712 Cape Town ZAF 2352121 +926 Conakry GIN 1090610 +SELECT * FROM City +WHERE Name LIKE 'C%' AND Population > 1000000; +ID Name Country Population +1026 Calcutta [Kolkata] IND 4399819 +1027 Chennai (Madras) IND 3841396 +151 Chittagong BGD 1392860 +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +212 Curitiba BRA 1584232 +2258 Cali COL 2077386 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +3539 Caracas VEN 1975294 +3795 Chicago USA 2896016 +608 Cairo EGY 6789479 +71 Córdoba ARG 1157507 +712 Cape Town ZAF 2352121 +926 Conakry GIN 1090610 +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'M%' AND Population > 1500000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +131 Melbourne AUS 2865329 +1381 Mashhad IRN 1887405 +2259 MedellÃn COL 1861265 +3520 Minsk BLR 1674000 +3580 Moscow RUS 8389200 +653 Madrid ESP 2879052 +766 Manila PHL 1581082 +942 Medan IDN 1843919 +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 1500000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +131 Melbourne AUS 2865329 +1381 Mashhad IRN 1887405 +2259 MedellÃn COL 1861265 +3520 Minsk BLR 1674000 +3580 Moscow RUS 8389200 +653 Madrid ESP 2879052 +766 Manila PHL 1581082 +942 Medan IDN 1843919 +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'M%' AND Population > 300000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +1042 Madurai IND 977856 +1051 Meerut IND 753778 +1074 Mysore IND 480692 +1081 Moradabad IND 429214 +1098 Malegaon IND 342595 +131 Melbourne AUS 2865329 +1366 Mosul IRQ 879000 +1381 Mashhad IRN 1887405 +1465 Milano ITA 1300977 +1559 Matsuyama JPN 466133 +1560 Matsudo JPN 461126 +1578 Machida JPN 364197 +1595 Miyazaki JPN 303784 +1810 Montréal CAN 1016376 +1816 Mississauga CAN 608072 +1882 Mombasa KEN 461753 +1945 Mudanjiang CHN 570000 +2005 Ma´anshan CHN 305421 +215 Manaus BRA 1255049 +223 Maceió BRA 786288 +2259 MedellÃn COL 1861265 +2267 Manizales COL 337580 +2300 Mbuji-Mayi COD 806475 +2348 Masan KOR 441242 +2440 Monrovia LBR 850000 +2454 Macao MAC 437500 +2487 Marrakech MAR 621914 +2491 Meknès MAR 460000 +250 Mauá BRA 375055 +2523 Monterrey MEX 1108499 +2526 Mexicali MEX 764902 +2530 Mérida MEX 703324 +2537 Morelia MEX 619958 +2554 Matamoros MEX 416428 +2557 Mazatlán MEX 380265 +256 Moji das Cruzes BRA 339194 +2698 Maputo MOZ 1018938 +2699 Matola MOZ 424662 +2711 Mandalay MMR 885300 +2712 Moulmein (Mawlamyine) MMR 307900 +2734 Managua NIC 959000 +2756 Mushin NGA 333200 +2757 Maiduguri NGA 320000 +2826 Multan PAK 1182441 +2975 Marseille FRA 798430 +3070 Munich [München] DEU 1194560 +3086 Mannheim DEU 307730 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3214 Mogadishu SOM 997000 +3364 Mersin (Içel) TUR 587212 +3371 Malatya TUR 330312 +3434 Mykolajiv UKR 508000 +3435 Mariupol UKR 490000 +3438 Makijivka UKR 384000 +3492 Montevideo URY 1236000 +3520 Minsk BLR 1674000 +3522 Mogiljov BLR 356000 +3540 MaracaÃbo VEN 1304776 +3545 Maracay VEN 444443 +3547 MaturÃn VEN 319726 +3580 Moscow RUS 8389200 +3622 Magnitogorsk RUS 427900 +3625 Murmansk RUS 376300 +3636 Mahat?kala RUS 332800 +3810 Memphis USA 650100 +3811 Milwaukee USA 596974 +3834 Mesa USA 396375 +3837 Minneapolis USA 382618 +3839 Miami USA 362470 +462 Manchester GBR 430000 +653 Madrid ESP 2879052 +658 Málaga ESP 530553 +661 Murcia ESP 353504 +766 Manila PHL 1581082 +77 Mar del Plata ARG 512880 +778 Makati PHL 444867 +781 Marikina PHL 391170 +783 Muntinlupa PHL 379310 +786 Malabon PHL 338855 +80 Merlo ARG 463846 +83 Moreno ARG 356993 +87 Morón ARG 349246 +942 Medan IDN 1843919 +947 Malang IDN 716862 +962 Manado IDN 332288 +963 Mataram IDN 306600 +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 300000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +1042 Madurai IND 977856 +1051 Meerut IND 753778 +1074 Mysore IND 480692 +1081 Moradabad IND 429214 +1098 Malegaon IND 342595 +131 Melbourne AUS 2865329 +1366 Mosul IRQ 879000 +1381 Mashhad IRN 1887405 +1465 Milano ITA 1300977 +1559 Matsuyama JPN 466133 +1560 Matsudo JPN 461126 +1578 Machida JPN 364197 +1595 Miyazaki JPN 303784 +1810 Montréal CAN 1016376 +1816 Mississauga CAN 608072 +1882 Mombasa KEN 461753 +1945 Mudanjiang CHN 570000 +2005 Ma´anshan CHN 305421 +215 Manaus BRA 1255049 +223 Maceió BRA 786288 +2259 MedellÃn COL 1861265 +2267 Manizales COL 337580 +2300 Mbuji-Mayi COD 806475 +2348 Masan KOR 441242 +2440 Monrovia LBR 850000 +2454 Macao MAC 437500 +2487 Marrakech MAR 621914 +2491 Meknès MAR 460000 +250 Mauá BRA 375055 +2523 Monterrey MEX 1108499 +2526 Mexicali MEX 764902 +2530 Mérida MEX 703324 +2537 Morelia MEX 619958 +2554 Matamoros MEX 416428 +2557 Mazatlán MEX 380265 +256 Moji das Cruzes BRA 339194 +2698 Maputo MOZ 1018938 +2699 Matola MOZ 424662 +2711 Mandalay MMR 885300 +2712 Moulmein (Mawlamyine) MMR 307900 +2734 Managua NIC 959000 +2756 Mushin NGA 333200 +2757 Maiduguri NGA 320000 +2826 Multan PAK 1182441 +2975 Marseille FRA 798430 +3070 Munich [München] DEU 1194560 +3086 Mannheim DEU 307730 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3214 Mogadishu SOM 997000 +3364 Mersin (Içel) TUR 587212 +3371 Malatya TUR 330312 +3434 Mykolajiv UKR 508000 +3435 Mariupol UKR 490000 +3438 Makijivka UKR 384000 +3492 Montevideo URY 1236000 +3520 Minsk BLR 1674000 +3522 Mogiljov BLR 356000 +3540 MaracaÃbo VEN 1304776 +3545 Maracay VEN 444443 +3547 MaturÃn VEN 319726 +3580 Moscow RUS 8389200 +3622 Magnitogorsk RUS 427900 +3625 Murmansk RUS 376300 +3636 Mahat?kala RUS 332800 +3810 Memphis USA 650100 +3811 Milwaukee USA 596974 +3834 Mesa USA 396375 +3837 Minneapolis USA 382618 +3839 Miami USA 362470 +462 Manchester GBR 430000 +653 Madrid ESP 2879052 +658 Málaga ESP 530553 +661 Murcia ESP 353504 +766 Manila PHL 1581082 +77 Mar del Plata ARG 512880 +778 Makati PHL 444867 +781 Marikina PHL 391170 +783 Muntinlupa PHL 379310 +786 Malabon PHL 338855 +80 Merlo ARG 463846 +83 Moreno ARG 356993 +87 Morón ARG 349246 +942 Medan IDN 1843919 +947 Malang IDN 716862 +962 Manado IDN 332288 +963 Mataram IDN 306600 +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'M%' AND Population > 7000000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +3580 Moscow RUS 8389200 +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 7000000; +ID Name Country Population +3580 Moscow RUS 8389200 +1024 Mumbai (Bombay) IND 10500000 +SELECT COUNT(*) FROM City WHERE Name BETWEEN 'M' AND 'N'; +COUNT(*) +301 +SELECT COUNT(*) FROM City WHERE Name BETWEEN 'G' AND 'J'; +COUNT(*) +408 +SELECT COUNT(*) FROM City WHERE Name BETWEEN 'G' AND 'K'; +COUNT(*) +512 +SELECT COUNT(*) FROM City WHERE Population > 1000000; +COUNT(*) +237 +SELECT COUNT(*) FROM City WHERE Population > 500000; +COUNT(*) +539 +SELECT COUNT(*) FROM City WHERE Country LIKE 'C%'; +COUNT(*) +551 +SELECT COUNT(*) FROM City WHERE Country LIKE 'B%'; +COUNT(*) +339 +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'M' AND 'N' AND Population > 1000000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Name,Population 35,4 NULL # Using sort_intersect(Name,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Population,Country 4,3 NULL # Using sort_intersect(Population,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Name,Country Name # NULL # Using where +SELECT * FROM City USE INDEX () +WHERE Name BETWEEN 'M' AND 'N' AND Population > 1000000 AND Country LIKE 'C%'; +ID Name Country Population +1810 Montréal CAN 1016376 +2259 MedellÃn COL 1861265 +SELECT * FROM City +WHERE Name BETWEEN 'M' AND 'N' AND Population > 1000000 AND Country LIKE 'C%'; +ID Name Country Population +1810 Montréal CAN 1016376 +2259 MedellÃn COL 1861265 +SELECT * FROM City USE INDEX () +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +ID Name Country Population +217 Guarulhos BRA 1095874 +218 Goiânia BRA 1056330 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +ID Name Country Population +217 Guarulhos BRA 1095874 +218 Goiânia BRA 1056330 +SELECT * FROM City USE INDEX () +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1895 Harbin CHN 4289800 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1914 Guiyang CHN 1465200 +1916 Hefei CHN 1369100 +1923 Jilin CHN 1040000 +1927 Hohhot CHN 916700 +1928 Handan CHN 840000 +1937 Huainan CHN 700000 +1938 Jixi CHN 683885 +1944 Jinzhou CHN 570000 +1950 Hegang CHN 520000 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1914 Guiyang CHN 1465200 +1928 Handan CHN 840000 +1905 Hangzhou CHN 2190500 +1895 Harbin CHN 4289800 +1916 Hefei CHN 1369100 +1950 Hegang CHN 520000 +1927 Hohhot CHN 916700 +1937 Huainan CHN 700000 +1923 Jilin CHN 1040000 +1904 Jinan CHN 2278100 +1944 Jinzhou CHN 570000 +1938 Jixi CHN 683885 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 501 AND 1000; +COUNT(*) +500 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 1 AND 500; +COUNT(*) +500 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 2001 AND 2500; +COUNT(*) +500 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 3701 AND 4000; +COUNT(*) +300 +SELECT COUNT(*) FROM City WHERE Population > 700000; +COUNT(*) +358 +SELECT COUNT(*) FROM City WHERE Population > 1000000; +COUNT(*) +237 +SELECT COUNT(*) FROM City WHERE Population > 300000; +COUNT(*) +1062 +SELECT COUNT(*) FROM City WHERE Population > 600000; +COUNT(*) +428 +SELECT COUNT(*) FROM City WHERE Country LIKE 'C%'; +COUNT(*) +551 +SELECT COUNT(*) FROM City WHERE Country LIKE 'A%'; +COUNT(*) +107 +SELECT COUNT(*) FROM City WHERE Country LIKE 'H%'; +COUNT(*) +22 +SELECT COUNT(*) FROM City WHERE Country BETWEEN 'S' AND 'Z'; +COUNT(*) +682 +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country Country,Population 3,4 NULL # Using sort_intersect(Country,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 2001 AND 2500 AND Population > 300000 AND Country LIKE 'H%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country Country 3 NULL # Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 3701 AND 4000 AND Population > 1000000 +AND Country BETWEEN 'S' AND 'Z'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country Population,PRIMARY 4,4 NULL # Using sort_intersect(Population,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z' ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using where +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%'; +ID Name Country Population +554 Santiago de Chile CHL 4703954 +SELECT * FROM City +WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%'; +ID Name Country Population +554 Santiago de Chile CHL 4703954 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +ID Name Country Population +1 Kabul AFG 1780000 +126 Yerevan ARM 1248700 +130 Sydney AUS 3276207 +131 Melbourne AUS 2865329 +132 Brisbane AUS 1291117 +133 Perth AUS 1096829 +144 Baku AZE 1787800 +56 Luanda AGO 2022000 +69 Buenos Aires ARG 2982146 +70 La Matanza ARG 1266461 +71 Córdoba ARG 1157507 +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +ID Name Country Population +1 Kabul AFG 1780000 +126 Yerevan ARM 1248700 +130 Sydney AUS 3276207 +131 Melbourne AUS 2865329 +132 Brisbane AUS 1291117 +133 Perth AUS 1096829 +144 Baku AZE 1787800 +56 Luanda AGO 2022000 +69 Buenos Aires ARG 2982146 +70 La Matanza ARG 1266461 +71 Córdoba ARG 1157507 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 2001 AND 2500 AND Population > 300000 AND Country LIKE 'H%'; +ID Name Country Population +2409 Zagreb HRV 706770 +SELECT * FROM City +WHERE ID BETWEEN 2001 AND 2500 AND Population > 300000 AND Country LIKE 'H%'; +ID Name Country Population +2409 Zagreb HRV 706770 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 3701 AND 4000 AND Population > 700000 +AND Country BETWEEN 'S' AND 'Z'; +ID Name Country Population +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +SELECT * FROM City +WHERE ID BETWEEN 3701 AND 4000 AND Population > 700000 +AND Country BETWEEN 'S' AND 'Z'; +ID Name Country Population +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z' ; +ID Name Country Population +3048 Stockholm SWE 750348 +3173 Riyadh SAU 3324000 +3174 Jedda SAU 2046300 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3197 Pikine SEN 855287 +3198 Dakar SEN 785071 +3207 Freetown SLE 850000 +3208 Singapore SGP 4017733 +3214 Mogadishu SOM 997000 +3224 Omdurman SDN 1271403 +3225 Khartum SDN 947483 +3226 Sharq al-Nil SDN 700887 +3250 Damascus SYR 1347000 +3251 Aleppo SYR 1261983 +3263 Taipei TWN 2641312 +3264 Kaohsiung TWN 1475505 +3265 Taichung TWN 940589 +3266 Tainan TWN 728060 +3305 Dar es Salaam TZA 1747000 +3320 Bangkok THA 6320174 +3349 Tunis TUN 690600 +3357 Istanbul TUR 8787958 +3358 Ankara TUR 3038159 +3359 Izmir TUR 2130359 +3360 Adana TUR 1131198 +3361 Bursa TUR 1095842 +3362 Gaziantep TUR 789056 +3363 Konya TUR 628364 +3425 Kampala UGA 890800 +3426 Kyiv UKR 2624000 +3427 Harkova [Harkiv] UKR 1500000 +3428 Dnipropetrovsk UKR 1103000 +3429 Donetsk UKR 1050000 +3430 Odesa UKR 1011000 +3431 Zaporizzja UKR 848000 +3432 Lviv UKR 788000 +3433 Kryvyi Rig UKR 703000 +3492 Montevideo URY 1236000 +3503 Toskent UZB 2117500 +3539 Caracas VEN 1975294 +3540 MaracaÃbo VEN 1304776 +3541 Barquisimeto VEN 877239 +3542 Valencia VEN 794246 +3543 Ciudad Guayana VEN 663713 +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +3808 Austin USA 656562 +3809 Baltimore USA 651154 +3810 Memphis USA 650100 +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z' ; +ID Name Country Population +3048 Stockholm SWE 750348 +3173 Riyadh SAU 3324000 +3174 Jedda SAU 2046300 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3197 Pikine SEN 855287 +3198 Dakar SEN 785071 +3207 Freetown SLE 850000 +3208 Singapore SGP 4017733 +3214 Mogadishu SOM 997000 +3224 Omdurman SDN 1271403 +3225 Khartum SDN 947483 +3226 Sharq al-Nil SDN 700887 +3250 Damascus SYR 1347000 +3251 Aleppo SYR 1261983 +3263 Taipei TWN 2641312 +3264 Kaohsiung TWN 1475505 +3265 Taichung TWN 940589 +3266 Tainan TWN 728060 +3305 Dar es Salaam TZA 1747000 +3320 Bangkok THA 6320174 +3349 Tunis TUN 690600 +3357 Istanbul TUR 8787958 +3358 Ankara TUR 3038159 +3359 Izmir TUR 2130359 +3360 Adana TUR 1131198 +3361 Bursa TUR 1095842 +3362 Gaziantep TUR 789056 +3363 Konya TUR 628364 +3425 Kampala UGA 890800 +3426 Kyiv UKR 2624000 +3427 Harkova [Harkiv] UKR 1500000 +3428 Dnipropetrovsk UKR 1103000 +3429 Donetsk UKR 1050000 +3430 Odesa UKR 1011000 +3431 Zaporizzja UKR 848000 +3432 Lviv UKR 788000 +3433 Kryvyi Rig UKR 703000 +3492 Montevideo URY 1236000 +3503 Toskent UZB 2117500 +3539 Caracas VEN 1975294 +3540 MaracaÃbo VEN 1304776 +3541 Barquisimeto VEN 877239 +3542 Valencia VEN 794246 +3543 Ciudad Guayana VEN 663713 +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +3808 Austin USA 656562 +3809 Baltimore USA 651154 +3810 Memphis USA 650100 +SET SESSION sort_buffer_size = 2048; +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'C%' AND Population > 1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Name,Population 35,4 NULL # Using sort_intersect(Name,Population); Using where +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'M%' AND Population > 1500000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Population,Country 4,3 NULL # Using sort_intersect(Population,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country,Name Name 35 NULL # Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country Country,Population 3,4 NULL # Using sort_intersect(Country,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country Population 4 NULL # Using where +SELECT * FROM City WHERE +Name LIKE 'C%' AND Population > 1000000; +ID Name Country Population +1026 Calcutta [Kolkata] IND 4399819 +1027 Chennai (Madras) IND 3841396 +151 Chittagong BGD 1392860 +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +212 Curitiba BRA 1584232 +2258 Cali COL 2077386 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +3539 Caracas VEN 1975294 +3795 Chicago USA 2896016 +608 Cairo EGY 6789479 +71 Córdoba ARG 1157507 +712 Cape Town ZAF 2352121 +926 Conakry GIN 1090610 +SELECT * FROM City WHERE +Name LIKE 'M%' AND Population > 1500000; +ID Name Country Population +131 Melbourne AUS 2865329 +653 Madrid ESP 2879052 +766 Manila PHL 1581082 +942 Medan IDN 1843919 +1024 Mumbai (Bombay) IND 10500000 +1381 Mashhad IRN 1887405 +2259 MedellÃn COL 1861265 +3520 Minsk BLR 1674000 +3580 Moscow RUS 8389200 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 700000 AND Country LIKE 'B%'; +ID Name Country Population +217 Guarulhos BRA 1095874 +218 Goiânia BRA 1056330 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1914 Guiyang CHN 1465200 +1928 Handan CHN 840000 +1905 Hangzhou CHN 2190500 +1895 Harbin CHN 4289800 +1916 Hefei CHN 1369100 +1950 Hegang CHN 520000 +1927 Hohhot CHN 916700 +1937 Huainan CHN 700000 +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +ID Name Country Population +1 Kabul AFG 1780000 +56 Luanda AGO 2022000 +69 Buenos Aires ARG 2982146 +70 La Matanza ARG 1266461 +71 Córdoba ARG 1157507 +126 Yerevan ARM 1248700 +130 Sydney AUS 3276207 +131 Melbourne AUS 2865329 +132 Brisbane AUS 1291117 +133 Perth AUS 1096829 +144 Baku AZE 1787800 +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z'; +ID Name Country Population +3048 Stockholm SWE 750348 +3173 Riyadh SAU 3324000 +3174 Jedda SAU 2046300 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3197 Pikine SEN 855287 +3198 Dakar SEN 785071 +3207 Freetown SLE 850000 +3208 Singapore SGP 4017733 +3214 Mogadishu SOM 997000 +3224 Omdurman SDN 1271403 +3225 Khartum SDN 947483 +3226 Sharq al-Nil SDN 700887 +3250 Damascus SYR 1347000 +3251 Aleppo SYR 1261983 +3263 Taipei TWN 2641312 +3264 Kaohsiung TWN 1475505 +3265 Taichung TWN 940589 +3266 Tainan TWN 728060 +3305 Dar es Salaam TZA 1747000 +3320 Bangkok THA 6320174 +3349 Tunis TUN 690600 +3357 Istanbul TUR 8787958 +3358 Ankara TUR 3038159 +3359 Izmir TUR 2130359 +3360 Adana TUR 1131198 +3361 Bursa TUR 1095842 +3362 Gaziantep TUR 789056 +3363 Konya TUR 628364 +3425 Kampala UGA 890800 +3426 Kyiv UKR 2624000 +3427 Harkova [Harkiv] UKR 1500000 +3428 Dnipropetrovsk UKR 1103000 +3429 Donetsk UKR 1050000 +3430 Odesa UKR 1011000 +3431 Zaporizzja UKR 848000 +3432 Lviv UKR 788000 +3433 Kryvyi Rig UKR 703000 +3492 Montevideo URY 1236000 +3503 Toskent UZB 2117500 +3539 Caracas VEN 1975294 +3540 MaracaÃbo VEN 1304776 +3541 Barquisimeto VEN 877239 +3542 Valencia VEN 794246 +3543 Ciudad Guayana VEN 663713 +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +3808 Austin USA 656562 +3809 Baltimore USA 651154 +3810 Memphis USA 650100 +SET SESSION sort_buffer_size = default; +DROP INDEX Country ON City; +CREATE INDEX CountryID ON City(Country,ID); +CREATE INDEX CountryName ON City(Country,Name); +EXPLAIN +SELECT * FROM City +WHERE Country LIKE 'M%' AND Population > 1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,CountryID,CountryName Population,CountryID 4,3 NULL # Using sort_intersect(Population,CountryID); Using where +EXPLAIN +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,CountryID,CountryName Population,CountryID 4,3 NULL # Using sort_intersect(Population,CountryID); Using where +EXPLAIN +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000 AND Name LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name,CountryID,CountryName CountryName,Population 38,4 NULL # Using sort_intersect(CountryName,Population); Using where +SELECT * FROM City USE INDEX () +WHERE Country LIKE 'M%' AND Population > 1000000; +ID Name Country Population +2464 Kuala Lumpur MYS 1297526 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +2516 Guadalajara MEX 1647720 +2517 Ecatepec de Morelos MEX 1620303 +2518 Puebla MEX 1346176 +2519 Nezahualcóyotl MEX 1224924 +2520 Juárez MEX 1217818 +2521 Tijuana MEX 1212232 +2522 León MEX 1133576 +2523 Monterrey MEX 1108499 +2524 Zapopan MEX 1002239 +2698 Maputo MOZ 1018938 +2710 Rangoon (Yangon) MMR 3361700 +SELECT * FROM City +WHERE Country LIKE 'M%' AND Population > 1000000; +ID Name Country Population +2464 Kuala Lumpur MYS 1297526 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +2516 Guadalajara MEX 1647720 +2517 Ecatepec de Morelos MEX 1620303 +2518 Puebla MEX 1346176 +2519 Nezahualcóyotl MEX 1224924 +2520 Juárez MEX 1217818 +2521 Tijuana MEX 1212232 +2522 León MEX 1133576 +2523 Monterrey MEX 1108499 +2524 Zapopan MEX 1002239 +2698 Maputo MOZ 1018938 +2710 Rangoon (Yangon) MMR 3361700 +SELECT * FROM City USE INDEX () +WHERE Country='CHN' AND Population > 1500000; +ID Name Country Population +1890 Shanghai CHN 9696300 +1891 Peking CHN 7472000 +1892 Chongqing CHN 6351600 +1893 Tianjin CHN 5286800 +1894 Wuhan CHN 4344600 +1895 Harbin CHN 4289800 +1896 Shenyang CHN 4265200 +1897 Kanton [Guangzhou] CHN 4256300 +1898 Chengdu CHN 3361500 +1899 Nanking [Nanjing] CHN 2870300 +1900 Changchun CHN 2812000 +1901 Xi´an CHN 2761400 +1902 Dalian CHN 2697000 +1903 Qingdao CHN 2596000 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1906 Zhengzhou CHN 2107200 +1907 Shijiazhuang CHN 2041500 +1908 Taiyuan CHN 1968400 +1909 Kunming CHN 1829500 +1910 Changsha CHN 1809800 +1911 Nanchang CHN 1691600 +1912 Fuzhou CHN 1593800 +1913 Lanzhou CHN 1565800 +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000; +ID Name Country Population +1890 Shanghai CHN 9696300 +1891 Peking CHN 7472000 +1892 Chongqing CHN 6351600 +1893 Tianjin CHN 5286800 +1894 Wuhan CHN 4344600 +1895 Harbin CHN 4289800 +1896 Shenyang CHN 4265200 +1897 Kanton [Guangzhou] CHN 4256300 +1898 Chengdu CHN 3361500 +1899 Nanking [Nanjing] CHN 2870300 +1900 Changchun CHN 2812000 +1901 Xi´an CHN 2761400 +1902 Dalian CHN 2697000 +1903 Qingdao CHN 2596000 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1906 Zhengzhou CHN 2107200 +1907 Shijiazhuang CHN 2041500 +1908 Taiyuan CHN 1968400 +1909 Kunming CHN 1829500 +1910 Changsha CHN 1809800 +1911 Nanchang CHN 1691600 +1912 Fuzhou CHN 1593800 +1913 Lanzhou CHN 1565800 +SELECT * FROM City USE INDEX () +WHERE Country='CHN' AND Population > 1500000 AND Name LIKE 'C%'; +ID Name Country Population +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000 AND Name LIKE 'C%'; +ID Name Country Population +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +EXPLAIN +SELECT * FROM City, Country +WHERE City.Name LIKE 'C%' AND City.Population > 1000000 AND +Country.Code=City.Country; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name,CountryID,CountryName Name,Population 35,4 NULL # Using sort_intersect(Name,Population); Using where +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.City.Country # +DROP DATABASE world; +use test; +CREATE TABLE t1 ( +f1 int, +f4 varchar(32), +f5 int, +PRIMARY KEY (f1), +KEY (f4) +) ENGINE=InnoDB; +Warnings: +Warning 1286 Unknown storage engine 'InnoDB' +Warning 1266 Using storage engine MyISAM for table 't1' +INSERT INTO t1 VALUES +(5,'H',1), (9,'g',0), (527,'i',0), (528,'y',1), (529,'S',6), +(530,'m',7), (531,'b',2), (532,'N',1), (533,'V',NULL), (534,'l',1), +(535,'M',0), (536,'w',1), (537,'j',5), (538,'l',0), (539,'n',2), +(540,'m',2), (541,'r',2), (542,'l',2), (543,'h',3),(544,'o',0), +(956,'h',0), (957,'g',0), (958,'W',5), (959,'s',3), (960,'w',0), +(961,'q',0), (962,'e',NULL), (963,'u',7), (964,'q',1), (965,'N',NULL), +(966,'e',0), (967,'t',3), (968,'e',6), (969,'f',NULL), (970,'j',0), +(971,'s',3), (972,'I',0), (973,'h',4), (974,'g',1), (975,'s',0), +(976,'r',3), (977,'x',1), (978,'v',8), (979,'j',NULL), (980,'z',7), +(981,'t',9), (982,'j',5), (983,'u',NULL), (984,'g',6), (985,'w',1), +(986,'h',1), (987,'v',0), (988,'v',0), (989,'c',2), (990,'b',7), +(991,'z',0), (992,'M',1), (993,'u',2), (994,'r',2), (995,'b',4), +(996,'A',2), (997,'u',0), (998,'a',0), (999,'j',2), (1,'I',2); +EXPLAIN +SELECT * FROM t1 +WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY,f4 f4 35 NULL # Using where +SELECT * FROM t1 +WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ; +f1 f4 f5 +996 A 2 +998 a 0 +994 r 2 +DROP TABLE t1; +SET SESSION optimizer_switch='index_merge_sort_intersection=on'; diff --git a/mysql-test/r/index_intersect_innodb.result b/mysql-test/r/index_intersect_innodb.result new file mode 100644 index 00000000000..878d6a5cc8e --- /dev/null +++ b/mysql-test/r/index_intersect_innodb.result @@ -0,0 +1,1045 @@ +SET SESSION STORAGE_ENGINE='InnoDB'; +DROP TABLE IF EXISTS t1,t2,t3,t4; +DROP DATABASE IF EXISTS world; +set names utf8; +CREATE DATABASE world; +use world; +CREATE TABLE Country ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +Population int(11) NOT NULL default '0', +Capital int(11) default NULL, +PRIMARY KEY (Code), +UNIQUE INDEX (Name) +); +CREATE TABLE City ( +ID int(11) NOT NULL auto_increment, +Name char(35) NOT NULL default '', +Country char(3) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID), +INDEX (Population), +INDEX (Country) +); +CREATE TABLE CountryLanguage ( +Country char(3) NOT NULL default '', +Language char(30) NOT NULL default '', +Percentage float(3,1) NOT NULL default '0.0', +PRIMARY KEY (Country, Language), +INDEX (Percentage) +); +SELECT COUNT(*) FROM Country; +COUNT(*) +239 +SELECT COUNT(*) FROM City; +COUNT(*) +4079 +SELECT COUNT(*) FROM CountryLanguage; +COUNT(*) +984 +CREATE INDEX Name ON City(Name); +SET SESSION optimizer_switch='index_merge_sort_intersection=on'; +SELECT COUNT(*) FROM City; +COUNT(*) +4079 +SELECT COUNT(*) FROM City WHERE Name LIKE 'C%'; +COUNT(*) +281 +SELECT COUNT(*) FROM City WHERE Name LIKE 'M%'; +COUNT(*) +301 +SELECT COUNT(*) FROM City WHERE Population > 1000000; +COUNT(*) +237 +SELECT COUNT(*) FROM City WHERE Population > 1500000; +COUNT(*) +129 +SELECT COUNT(*) FROM City WHERE Population > 300000; +COUNT(*) +1062 +SELECT COUNT(*) FROM City WHERE Population > 7000000; +COUNT(*) +14 +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'C%' AND Population > 1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'M%' AND Population > 1500000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 300000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Name,Population 35,4 NULL # Using sort_intersect(Name,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 7000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'C%' AND Population > 1000000; +ID Name Country Population +1026 Calcutta [Kolkata] IND 4399819 +1027 Chennai (Madras) IND 3841396 +151 Chittagong BGD 1392860 +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +212 Curitiba BRA 1584232 +2258 Cali COL 2077386 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +3539 Caracas VEN 1975294 +3795 Chicago USA 2896016 +608 Cairo EGY 6789479 +71 Córdoba ARG 1157507 +712 Cape Town ZAF 2352121 +926 Conakry GIN 1090610 +SELECT * FROM City +WHERE Name LIKE 'C%' AND Population > 1000000; +ID Name Country Population +1026 Calcutta [Kolkata] IND 4399819 +1027 Chennai (Madras) IND 3841396 +151 Chittagong BGD 1392860 +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +212 Curitiba BRA 1584232 +2258 Cali COL 2077386 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +3539 Caracas VEN 1975294 +3795 Chicago USA 2896016 +608 Cairo EGY 6789479 +71 Córdoba ARG 1157507 +712 Cape Town ZAF 2352121 +926 Conakry GIN 1090610 +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'M%' AND Population > 1500000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +131 Melbourne AUS 2865329 +1381 Mashhad IRN 1887405 +2259 MedellÃn COL 1861265 +3520 Minsk BLR 1674000 +3580 Moscow RUS 8389200 +653 Madrid ESP 2879052 +766 Manila PHL 1581082 +942 Medan IDN 1843919 +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 1500000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +131 Melbourne AUS 2865329 +1381 Mashhad IRN 1887405 +2259 MedellÃn COL 1861265 +3520 Minsk BLR 1674000 +3580 Moscow RUS 8389200 +653 Madrid ESP 2879052 +766 Manila PHL 1581082 +942 Medan IDN 1843919 +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'M%' AND Population > 300000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +1042 Madurai IND 977856 +1051 Meerut IND 753778 +1074 Mysore IND 480692 +1081 Moradabad IND 429214 +1098 Malegaon IND 342595 +131 Melbourne AUS 2865329 +1366 Mosul IRQ 879000 +1381 Mashhad IRN 1887405 +1465 Milano ITA 1300977 +1559 Matsuyama JPN 466133 +1560 Matsudo JPN 461126 +1578 Machida JPN 364197 +1595 Miyazaki JPN 303784 +1810 Montréal CAN 1016376 +1816 Mississauga CAN 608072 +1882 Mombasa KEN 461753 +1945 Mudanjiang CHN 570000 +2005 Ma´anshan CHN 305421 +215 Manaus BRA 1255049 +223 Maceió BRA 786288 +2259 MedellÃn COL 1861265 +2267 Manizales COL 337580 +2300 Mbuji-Mayi COD 806475 +2348 Masan KOR 441242 +2440 Monrovia LBR 850000 +2454 Macao MAC 437500 +2487 Marrakech MAR 621914 +2491 Meknès MAR 460000 +250 Mauá BRA 375055 +2523 Monterrey MEX 1108499 +2526 Mexicali MEX 764902 +2530 Mérida MEX 703324 +2537 Morelia MEX 619958 +2554 Matamoros MEX 416428 +2557 Mazatlán MEX 380265 +256 Moji das Cruzes BRA 339194 +2698 Maputo MOZ 1018938 +2699 Matola MOZ 424662 +2711 Mandalay MMR 885300 +2712 Moulmein (Mawlamyine) MMR 307900 +2734 Managua NIC 959000 +2756 Mushin NGA 333200 +2757 Maiduguri NGA 320000 +2826 Multan PAK 1182441 +2975 Marseille FRA 798430 +3070 Munich [München] DEU 1194560 +3086 Mannheim DEU 307730 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3214 Mogadishu SOM 997000 +3364 Mersin (Içel) TUR 587212 +3371 Malatya TUR 330312 +3434 Mykolajiv UKR 508000 +3435 Mariupol UKR 490000 +3438 Makijivka UKR 384000 +3492 Montevideo URY 1236000 +3520 Minsk BLR 1674000 +3522 Mogiljov BLR 356000 +3540 MaracaÃbo VEN 1304776 +3545 Maracay VEN 444443 +3547 MaturÃn VEN 319726 +3580 Moscow RUS 8389200 +3622 Magnitogorsk RUS 427900 +3625 Murmansk RUS 376300 +3636 Mahat?kala RUS 332800 +3810 Memphis USA 650100 +3811 Milwaukee USA 596974 +3834 Mesa USA 396375 +3837 Minneapolis USA 382618 +3839 Miami USA 362470 +462 Manchester GBR 430000 +653 Madrid ESP 2879052 +658 Málaga ESP 530553 +661 Murcia ESP 353504 +766 Manila PHL 1581082 +77 Mar del Plata ARG 512880 +778 Makati PHL 444867 +781 Marikina PHL 391170 +783 Muntinlupa PHL 379310 +786 Malabon PHL 338855 +80 Merlo ARG 463846 +83 Moreno ARG 356993 +87 Morón ARG 349246 +942 Medan IDN 1843919 +947 Malang IDN 716862 +962 Manado IDN 332288 +963 Mataram IDN 306600 +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 300000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +1042 Madurai IND 977856 +1051 Meerut IND 753778 +1074 Mysore IND 480692 +1081 Moradabad IND 429214 +1098 Malegaon IND 342595 +131 Melbourne AUS 2865329 +1366 Mosul IRQ 879000 +1381 Mashhad IRN 1887405 +1465 Milano ITA 1300977 +1559 Matsuyama JPN 466133 +1560 Matsudo JPN 461126 +1578 Machida JPN 364197 +1595 Miyazaki JPN 303784 +1810 Montréal CAN 1016376 +1816 Mississauga CAN 608072 +1882 Mombasa KEN 461753 +1945 Mudanjiang CHN 570000 +2005 Ma´anshan CHN 305421 +215 Manaus BRA 1255049 +223 Maceió BRA 786288 +2259 MedellÃn COL 1861265 +2267 Manizales COL 337580 +2300 Mbuji-Mayi COD 806475 +2348 Masan KOR 441242 +2440 Monrovia LBR 850000 +2454 Macao MAC 437500 +2487 Marrakech MAR 621914 +2491 Meknès MAR 460000 +250 Mauá BRA 375055 +2523 Monterrey MEX 1108499 +2526 Mexicali MEX 764902 +2530 Mérida MEX 703324 +2537 Morelia MEX 619958 +2554 Matamoros MEX 416428 +2557 Mazatlán MEX 380265 +256 Moji das Cruzes BRA 339194 +2698 Maputo MOZ 1018938 +2699 Matola MOZ 424662 +2711 Mandalay MMR 885300 +2712 Moulmein (Mawlamyine) MMR 307900 +2734 Managua NIC 959000 +2756 Mushin NGA 333200 +2757 Maiduguri NGA 320000 +2826 Multan PAK 1182441 +2975 Marseille FRA 798430 +3070 Munich [München] DEU 1194560 +3086 Mannheim DEU 307730 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3214 Mogadishu SOM 997000 +3364 Mersin (Içel) TUR 587212 +3371 Malatya TUR 330312 +3434 Mykolajiv UKR 508000 +3435 Mariupol UKR 490000 +3438 Makijivka UKR 384000 +3492 Montevideo URY 1236000 +3520 Minsk BLR 1674000 +3522 Mogiljov BLR 356000 +3540 MaracaÃbo VEN 1304776 +3545 Maracay VEN 444443 +3547 MaturÃn VEN 319726 +3580 Moscow RUS 8389200 +3622 Magnitogorsk RUS 427900 +3625 Murmansk RUS 376300 +3636 Mahat?kala RUS 332800 +3810 Memphis USA 650100 +3811 Milwaukee USA 596974 +3834 Mesa USA 396375 +3837 Minneapolis USA 382618 +3839 Miami USA 362470 +462 Manchester GBR 430000 +653 Madrid ESP 2879052 +658 Málaga ESP 530553 +661 Murcia ESP 353504 +766 Manila PHL 1581082 +77 Mar del Plata ARG 512880 +778 Makati PHL 444867 +781 Marikina PHL 391170 +783 Muntinlupa PHL 379310 +786 Malabon PHL 338855 +80 Merlo ARG 463846 +83 Moreno ARG 356993 +87 Morón ARG 349246 +942 Medan IDN 1843919 +947 Malang IDN 716862 +962 Manado IDN 332288 +963 Mataram IDN 306600 +SELECT * FROM City USE INDEX () +WHERE Name LIKE 'M%' AND Population > 7000000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +3580 Moscow RUS 8389200 +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 7000000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +3580 Moscow RUS 8389200 +SELECT COUNT(*) FROM City WHERE Name BETWEEN 'M' AND 'N'; +COUNT(*) +301 +SELECT COUNT(*) FROM City WHERE Name BETWEEN 'G' AND 'J'; +COUNT(*) +408 +SELECT COUNT(*) FROM City WHERE Name BETWEEN 'G' AND 'K'; +COUNT(*) +512 +SELECT COUNT(*) FROM City WHERE Population > 1000000; +COUNT(*) +237 +SELECT COUNT(*) FROM City WHERE Population > 500000; +COUNT(*) +539 +SELECT COUNT(*) FROM City WHERE Country LIKE 'C%'; +COUNT(*) +551 +SELECT COUNT(*) FROM City WHERE Country LIKE 'B%'; +COUNT(*) +339 +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'M' AND 'N' AND Population > 1000000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Population,Name,Country 4,35,3 NULL # Using sort_intersect(Population,Name,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Population,Country,Name 4,3,35 NULL # Using sort_intersect(Population,Country,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name,Country Name,Population,Country # NULL # Using sort_intersect(Name,Population,Country); Using where +SELECT * FROM City USE INDEX () +WHERE Name BETWEEN 'M' AND 'N' AND Population > 1000000 AND Country LIKE 'C%'; +ID Name Country Population +1810 Montréal CAN 1016376 +2259 MedellÃn COL 1861265 +SELECT * FROM City +WHERE Name BETWEEN 'M' AND 'N' AND Population > 1000000 AND Country LIKE 'C%'; +ID Name Country Population +1810 Montréal CAN 1016376 +2259 MedellÃn COL 1861265 +SELECT * FROM City USE INDEX () +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +ID Name Country Population +217 Guarulhos BRA 1095874 +218 Goiânia BRA 1056330 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +ID Name Country Population +217 Guarulhos BRA 1095874 +218 Goiânia BRA 1056330 +SELECT * FROM City USE INDEX () +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1895 Harbin CHN 4289800 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1914 Guiyang CHN 1465200 +1916 Hefei CHN 1369100 +1923 Jilin CHN 1040000 +1927 Hohhot CHN 916700 +1928 Handan CHN 840000 +1937 Huainan CHN 700000 +1938 Jixi CHN 683885 +1944 Jinzhou CHN 570000 +1950 Hegang CHN 520000 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1895 Harbin CHN 4289800 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1914 Guiyang CHN 1465200 +1916 Hefei CHN 1369100 +1923 Jilin CHN 1040000 +1927 Hohhot CHN 916700 +1928 Handan CHN 840000 +1937 Huainan CHN 700000 +1938 Jixi CHN 683885 +1944 Jinzhou CHN 570000 +1950 Hegang CHN 520000 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 501 AND 1000; +COUNT(*) +500 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 1 AND 500; +COUNT(*) +500 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 2001 AND 2500; +COUNT(*) +500 +SELECT COUNT(*) FROM City WHERE ID BETWEEN 3701 AND 4000; +COUNT(*) +300 +SELECT COUNT(*) FROM City WHERE Population > 700000; +COUNT(*) +358 +SELECT COUNT(*) FROM City WHERE Population > 1000000; +COUNT(*) +237 +SELECT COUNT(*) FROM City WHERE Population > 300000; +COUNT(*) +1062 +SELECT COUNT(*) FROM City WHERE Population > 600000; +COUNT(*) +428 +SELECT COUNT(*) FROM City WHERE Country LIKE 'C%'; +COUNT(*) +551 +SELECT COUNT(*) FROM City WHERE Country LIKE 'A%'; +COUNT(*) +107 +SELECT COUNT(*) FROM City WHERE Country LIKE 'H%'; +COUNT(*) +22 +SELECT COUNT(*) FROM City WHERE Country BETWEEN 'S' AND 'Z'; +COUNT(*) +682 +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country PRIMARY,Country,Population 4,3,4 NULL # Using sort_intersect(PRIMARY,Country,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country PRIMARY,Population,Country 4,4,3 NULL # Using sort_intersect(PRIMARY,Population,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 2001 AND 2500 AND Population > 300000 AND Country LIKE 'H%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country PRIMARY,Country 4,3 NULL # Using sort_intersect(PRIMARY,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 3701 AND 4000 AND Population > 1000000 +AND Country BETWEEN 'S' AND 'Z'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country PRIMARY,Country,Population 4,3,4 NULL # Using sort_intersect(PRIMARY,Country,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z' ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country PRIMARY,Country,Population 4,3,4 NULL # Using sort_intersect(PRIMARY,Country,Population); Using where +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%'; +ID Name Country Population +554 Santiago de Chile CHL 4703954 +SELECT * FROM City +WHERE ID BETWEEN 501 AND 1000 AND Population > 700000 AND Country LIKE 'C%'; +ID Name Country Population +554 Santiago de Chile CHL 4703954 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +ID Name Country Population +1 Kabul AFG 1780000 +126 Yerevan ARM 1248700 +130 Sydney AUS 3276207 +131 Melbourne AUS 2865329 +132 Brisbane AUS 1291117 +133 Perth AUS 1096829 +144 Baku AZE 1787800 +56 Luanda AGO 2022000 +69 Buenos Aires ARG 2982146 +70 La Matanza ARG 1266461 +71 Córdoba ARG 1157507 +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +ID Name Country Population +1 Kabul AFG 1780000 +126 Yerevan ARM 1248700 +130 Sydney AUS 3276207 +131 Melbourne AUS 2865329 +132 Brisbane AUS 1291117 +133 Perth AUS 1096829 +144 Baku AZE 1787800 +56 Luanda AGO 2022000 +69 Buenos Aires ARG 2982146 +70 La Matanza ARG 1266461 +71 Córdoba ARG 1157507 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 2001 AND 2500 AND Population > 300000 AND Country LIKE 'H%'; +ID Name Country Population +2409 Zagreb HRV 706770 +SELECT * FROM City +WHERE ID BETWEEN 2001 AND 2500 AND Population > 300000 AND Country LIKE 'H%'; +ID Name Country Population +2409 Zagreb HRV 706770 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 3701 AND 4000 AND Population > 700000 +AND Country BETWEEN 'S' AND 'Z'; +ID Name Country Population +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +SELECT * FROM City +WHERE ID BETWEEN 3701 AND 4000 AND Population > 700000 +AND Country BETWEEN 'S' AND 'Z'; +ID Name Country Population +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +SELECT * FROM City USE INDEX () +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z' ; +ID Name Country Population +3048 Stockholm SWE 750348 +3173 Riyadh SAU 3324000 +3174 Jedda SAU 2046300 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3197 Pikine SEN 855287 +3198 Dakar SEN 785071 +3207 Freetown SLE 850000 +3208 Singapore SGP 4017733 +3214 Mogadishu SOM 997000 +3224 Omdurman SDN 1271403 +3225 Khartum SDN 947483 +3226 Sharq al-Nil SDN 700887 +3250 Damascus SYR 1347000 +3251 Aleppo SYR 1261983 +3263 Taipei TWN 2641312 +3264 Kaohsiung TWN 1475505 +3265 Taichung TWN 940589 +3266 Tainan TWN 728060 +3305 Dar es Salaam TZA 1747000 +3320 Bangkok THA 6320174 +3349 Tunis TUN 690600 +3357 Istanbul TUR 8787958 +3358 Ankara TUR 3038159 +3359 Izmir TUR 2130359 +3360 Adana TUR 1131198 +3361 Bursa TUR 1095842 +3362 Gaziantep TUR 789056 +3363 Konya TUR 628364 +3425 Kampala UGA 890800 +3426 Kyiv UKR 2624000 +3427 Harkova [Harkiv] UKR 1500000 +3428 Dnipropetrovsk UKR 1103000 +3429 Donetsk UKR 1050000 +3430 Odesa UKR 1011000 +3431 Zaporizzja UKR 848000 +3432 Lviv UKR 788000 +3433 Kryvyi Rig UKR 703000 +3492 Montevideo URY 1236000 +3503 Toskent UZB 2117500 +3539 Caracas VEN 1975294 +3540 MaracaÃbo VEN 1304776 +3541 Barquisimeto VEN 877239 +3542 Valencia VEN 794246 +3543 Ciudad Guayana VEN 663713 +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +3808 Austin USA 656562 +3809 Baltimore USA 651154 +3810 Memphis USA 650100 +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z' ; +ID Name Country Population +3048 Stockholm SWE 750348 +3173 Riyadh SAU 3324000 +3174 Jedda SAU 2046300 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3197 Pikine SEN 855287 +3198 Dakar SEN 785071 +3207 Freetown SLE 850000 +3208 Singapore SGP 4017733 +3214 Mogadishu SOM 997000 +3224 Omdurman SDN 1271403 +3225 Khartum SDN 947483 +3226 Sharq al-Nil SDN 700887 +3250 Damascus SYR 1347000 +3251 Aleppo SYR 1261983 +3263 Taipei TWN 2641312 +3264 Kaohsiung TWN 1475505 +3265 Taichung TWN 940589 +3266 Tainan TWN 728060 +3305 Dar es Salaam TZA 1747000 +3320 Bangkok THA 6320174 +3349 Tunis TUN 690600 +3357 Istanbul TUR 8787958 +3358 Ankara TUR 3038159 +3359 Izmir TUR 2130359 +3360 Adana TUR 1131198 +3361 Bursa TUR 1095842 +3362 Gaziantep TUR 789056 +3363 Konya TUR 628364 +3425 Kampala UGA 890800 +3426 Kyiv UKR 2624000 +3427 Harkova [Harkiv] UKR 1500000 +3428 Dnipropetrovsk UKR 1103000 +3429 Donetsk UKR 1050000 +3430 Odesa UKR 1011000 +3431 Zaporizzja UKR 848000 +3432 Lviv UKR 788000 +3433 Kryvyi Rig UKR 703000 +3492 Montevideo URY 1236000 +3503 Toskent UZB 2117500 +3539 Caracas VEN 1975294 +3540 MaracaÃbo VEN 1304776 +3541 Barquisimeto VEN 877239 +3542 Valencia VEN 794246 +3543 Ciudad Guayana VEN 663713 +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +3808 Austin USA 656562 +3809 Baltimore USA 651154 +3810 Memphis USA 650100 +SET SESSION sort_buffer_size = 2048; +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'C%' AND Population > 1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +EXPLAIN +SELECT * FROM City WHERE +Name LIKE 'M%' AND Population > 1500000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 1000000 AND Country LIKE 'B%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Population,Country,Name 4,3,35 NULL # Using sort_intersect(Population,Country,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Name,Population,Country 35,4,3 NULL # Using sort_intersect(Name,Population,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country PRIMARY,Population,Country 4,4,3 NULL # Using sort_intersect(PRIMARY,Population,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country PRIMARY,Country,Population 4,3,4 NULL # Using sort_intersect(PRIMARY,Country,Population); Using where +SELECT * FROM City WHERE +Name LIKE 'C%' AND Population > 1000000; +ID Name Country Population +1026 Calcutta [Kolkata] IND 4399819 +1027 Chennai (Madras) IND 3841396 +151 Chittagong BGD 1392860 +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +212 Curitiba BRA 1584232 +2258 Cali COL 2077386 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +3539 Caracas VEN 1975294 +3795 Chicago USA 2896016 +608 Cairo EGY 6789479 +71 Córdoba ARG 1157507 +712 Cape Town ZAF 2352121 +926 Conakry GIN 1090610 +SELECT * FROM City WHERE +Name LIKE 'M%' AND Population > 1500000; +ID Name Country Population +131 Melbourne AUS 2865329 +653 Madrid ESP 2879052 +766 Manila PHL 1581082 +942 Medan IDN 1843919 +1024 Mumbai (Bombay) IND 10500000 +1381 Mashhad IRN 1887405 +2259 MedellÃn COL 1861265 +3520 Minsk BLR 1674000 +3580 Moscow RUS 8389200 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 700000 AND Country LIKE 'B%'; +ID Name Country Population +217 Guarulhos BRA 1095874 +218 Goiânia BRA 1056330 +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1895 Harbin CHN 4289800 +1905 Hangzhou CHN 2190500 +1914 Guiyang CHN 1465200 +1916 Hefei CHN 1369100 +1927 Hohhot CHN 916700 +1928 Handan CHN 840000 +1937 Huainan CHN 700000 +1950 Hegang CHN 520000 +SELECT * FROM City +WHERE ID BETWEEN 1 AND 500 AND Population > 1000000 AND Country LIKE 'A%'; +ID Name Country Population +1 Kabul AFG 1780000 +56 Luanda AGO 2022000 +69 Buenos Aires ARG 2982146 +70 La Matanza ARG 1266461 +71 Córdoba ARG 1157507 +126 Yerevan ARM 1248700 +130 Sydney AUS 3276207 +131 Melbourne AUS 2865329 +132 Brisbane AUS 1291117 +133 Perth AUS 1096829 +144 Baku AZE 1787800 +SELECT * FROM City +WHERE ID BETWEEN 3001 AND 4000 AND Population > 600000 +AND Country BETWEEN 'S' AND 'Z'; +ID Name Country Population +3048 Stockholm SWE 750348 +3173 Riyadh SAU 3324000 +3174 Jedda SAU 2046300 +3175 Mekka SAU 965700 +3176 Medina SAU 608300 +3197 Pikine SEN 855287 +3198 Dakar SEN 785071 +3207 Freetown SLE 850000 +3208 Singapore SGP 4017733 +3214 Mogadishu SOM 997000 +3224 Omdurman SDN 1271403 +3225 Khartum SDN 947483 +3226 Sharq al-Nil SDN 700887 +3250 Damascus SYR 1347000 +3251 Aleppo SYR 1261983 +3263 Taipei TWN 2641312 +3264 Kaohsiung TWN 1475505 +3265 Taichung TWN 940589 +3266 Tainan TWN 728060 +3305 Dar es Salaam TZA 1747000 +3320 Bangkok THA 6320174 +3349 Tunis TUN 690600 +3357 Istanbul TUR 8787958 +3358 Ankara TUR 3038159 +3359 Izmir TUR 2130359 +3360 Adana TUR 1131198 +3361 Bursa TUR 1095842 +3362 Gaziantep TUR 789056 +3363 Konya TUR 628364 +3425 Kampala UGA 890800 +3426 Kyiv UKR 2624000 +3427 Harkova [Harkiv] UKR 1500000 +3428 Dnipropetrovsk UKR 1103000 +3429 Donetsk UKR 1050000 +3430 Odesa UKR 1011000 +3431 Zaporizzja UKR 848000 +3432 Lviv UKR 788000 +3433 Kryvyi Rig UKR 703000 +3492 Montevideo URY 1236000 +3503 Toskent UZB 2117500 +3539 Caracas VEN 1975294 +3540 MaracaÃbo VEN 1304776 +3541 Barquisimeto VEN 877239 +3542 Valencia VEN 794246 +3543 Ciudad Guayana VEN 663713 +3769 Ho Chi Minh City VNM 3980000 +3770 Hanoi VNM 1410000 +3771 Haiphong VNM 783133 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +3801 San Antonio USA 1144646 +3802 Detroit USA 951270 +3803 San Jose USA 894943 +3804 Indianapolis USA 791926 +3805 San Francisco USA 776733 +3806 Jacksonville USA 735167 +3807 Columbus USA 711470 +3808 Austin USA 656562 +3809 Baltimore USA 651154 +3810 Memphis USA 650100 +SET SESSION sort_buffer_size = default; +DROP INDEX Country ON City; +CREATE INDEX CountryID ON City(Country,ID); +CREATE INDEX CountryName ON City(Country,Name); +EXPLAIN +SELECT * FROM City +WHERE Country LIKE 'M%' AND Population > 1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,CountryID,CountryName Population,CountryID 4,3 NULL # Using sort_intersect(Population,CountryID); Using where +EXPLAIN +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,CountryID,CountryName Population,CountryID 4,3 NULL # Using sort_intersect(Population,CountryID); Using where +EXPLAIN +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000 AND Name LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name,CountryID,CountryName CountryName,Population 38,4 NULL # Using sort_intersect(CountryName,Population); Using where +SELECT * FROM City USE INDEX () +WHERE Country LIKE 'M%' AND Population > 1000000; +ID Name Country Population +2464 Kuala Lumpur MYS 1297526 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +2516 Guadalajara MEX 1647720 +2517 Ecatepec de Morelos MEX 1620303 +2518 Puebla MEX 1346176 +2519 Nezahualcóyotl MEX 1224924 +2520 Juárez MEX 1217818 +2521 Tijuana MEX 1212232 +2522 León MEX 1133576 +2523 Monterrey MEX 1108499 +2524 Zapopan MEX 1002239 +2698 Maputo MOZ 1018938 +2710 Rangoon (Yangon) MMR 3361700 +SELECT * FROM City +WHERE Country LIKE 'M%' AND Population > 1000000; +ID Name Country Population +2464 Kuala Lumpur MYS 1297526 +2485 Casablanca MAR 2940623 +2515 Ciudad de México MEX 8591309 +2516 Guadalajara MEX 1647720 +2517 Ecatepec de Morelos MEX 1620303 +2518 Puebla MEX 1346176 +2519 Nezahualcóyotl MEX 1224924 +2520 Juárez MEX 1217818 +2521 Tijuana MEX 1212232 +2522 León MEX 1133576 +2523 Monterrey MEX 1108499 +2524 Zapopan MEX 1002239 +2698 Maputo MOZ 1018938 +2710 Rangoon (Yangon) MMR 3361700 +SELECT * FROM City USE INDEX () +WHERE Country='CHN' AND Population > 1500000; +ID Name Country Population +1890 Shanghai CHN 9696300 +1891 Peking CHN 7472000 +1892 Chongqing CHN 6351600 +1893 Tianjin CHN 5286800 +1894 Wuhan CHN 4344600 +1895 Harbin CHN 4289800 +1896 Shenyang CHN 4265200 +1897 Kanton [Guangzhou] CHN 4256300 +1898 Chengdu CHN 3361500 +1899 Nanking [Nanjing] CHN 2870300 +1900 Changchun CHN 2812000 +1901 Xi´an CHN 2761400 +1902 Dalian CHN 2697000 +1903 Qingdao CHN 2596000 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1906 Zhengzhou CHN 2107200 +1907 Shijiazhuang CHN 2041500 +1908 Taiyuan CHN 1968400 +1909 Kunming CHN 1829500 +1910 Changsha CHN 1809800 +1911 Nanchang CHN 1691600 +1912 Fuzhou CHN 1593800 +1913 Lanzhou CHN 1565800 +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000; +ID Name Country Population +1890 Shanghai CHN 9696300 +1891 Peking CHN 7472000 +1892 Chongqing CHN 6351600 +1893 Tianjin CHN 5286800 +1894 Wuhan CHN 4344600 +1895 Harbin CHN 4289800 +1896 Shenyang CHN 4265200 +1897 Kanton [Guangzhou] CHN 4256300 +1898 Chengdu CHN 3361500 +1899 Nanking [Nanjing] CHN 2870300 +1900 Changchun CHN 2812000 +1901 Xi´an CHN 2761400 +1902 Dalian CHN 2697000 +1903 Qingdao CHN 2596000 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1906 Zhengzhou CHN 2107200 +1907 Shijiazhuang CHN 2041500 +1908 Taiyuan CHN 1968400 +1909 Kunming CHN 1829500 +1910 Changsha CHN 1809800 +1911 Nanchang CHN 1691600 +1912 Fuzhou CHN 1593800 +1913 Lanzhou CHN 1565800 +SELECT * FROM City USE INDEX () +WHERE Country='CHN' AND Population > 1500000 AND Name LIKE 'C%'; +ID Name Country Population +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +SELECT * FROM City +WHERE Country='CHN' AND Population > 1500000 AND Name LIKE 'C%'; +ID Name Country Population +1892 Chongqing CHN 6351600 +1898 Chengdu CHN 3361500 +1900 Changchun CHN 2812000 +1910 Changsha CHN 1809800 +EXPLAIN +SELECT * FROM City, Country +WHERE City.Name LIKE 'C%' AND City.Population > 1000000 AND +Country.Code=City.Country; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Name,CountryID,CountryName Population,Name 4,35 NULL # Using sort_intersect(Population,Name); Using where +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.City.Country # +DROP DATABASE world; +use test; +CREATE TABLE t1 ( +f1 int, +f4 varchar(32), +f5 int, +PRIMARY KEY (f1), +KEY (f4) +) ENGINE=InnoDB; +INSERT INTO t1 VALUES +(5,'H',1), (9,'g',0), (527,'i',0), (528,'y',1), (529,'S',6), +(530,'m',7), (531,'b',2), (532,'N',1), (533,'V',NULL), (534,'l',1), +(535,'M',0), (536,'w',1), (537,'j',5), (538,'l',0), (539,'n',2), +(540,'m',2), (541,'r',2), (542,'l',2), (543,'h',3),(544,'o',0), +(956,'h',0), (957,'g',0), (958,'W',5), (959,'s',3), (960,'w',0), +(961,'q',0), (962,'e',NULL), (963,'u',7), (964,'q',1), (965,'N',NULL), +(966,'e',0), (967,'t',3), (968,'e',6), (969,'f',NULL), (970,'j',0), +(971,'s',3), (972,'I',0), (973,'h',4), (974,'g',1), (975,'s',0), +(976,'r',3), (977,'x',1), (978,'v',8), (979,'j',NULL), (980,'z',7), +(981,'t',9), (982,'j',5), (983,'u',NULL), (984,'g',6), (985,'w',1), +(986,'h',1), (987,'v',0), (988,'v',0), (989,'c',2), (990,'b',7), +(991,'z',0), (992,'M',1), (993,'u',2), (994,'r',2), (995,'b',4), +(996,'A',2), (997,'u',0), (998,'a',0), (999,'j',2), (1,'I',2); +EXPLAIN +SELECT * FROM t1 +WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,f4 PRIMARY,f4 4,35 NULL # Using sort_intersect(PRIMARY,f4); Using where +SELECT * FROM t1 +WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ; +f1 f4 f5 +994 r 2 +996 A 2 +998 a 0 +DROP TABLE t1; +SET SESSION optimizer_switch='index_merge_sort_intersection=on'; +SET SESSION STORAGE_ENGINE=DEFAULT; diff --git a/mysql-test/r/index_merge_innodb.result b/mysql-test/r/index_merge_innodb.result index 98647cd369c..363da1c8ecf 100644 --- a/mysql-test/r/index_merge_innodb.result +++ b/mysql-test/r/index_merge_innodb.result @@ -1,3 +1,386 @@ +set @optimizer_switch_save= @@optimizer_switch; +set optimizer_switch='index_merge_sort_intersection=off'; +#---------------- Index merge test 2 ------------------------------------------- +SET SESSION STORAGE_ENGINE = InnoDB; +drop table if exists t1,t2; +create table t1 +( +key1 int not null, +key2 int not null, +INDEX i1(key1), +INDEX i2(key2) +); +explain select * from t1 where key1 < 5 or key2 > 197; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 8 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 5 or key2 > 197; +key1 key2 +0 200 +1 199 +2 198 +3 197 +4 196 +explain select * from t1 where key1 < 3 or key2 > 195; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 8 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 3 or key2 > 195; +key1 key2 +0 200 +1 199 +2 198 +3 197 +4 196 +alter table t1 add str1 char (255) not null, +add zeroval int not null default 0, +add str2 char (255) not null, +add str3 char (255) not null; +update t1 set str1='aaa', str2='bbb', str3=concat(key2, '-', key1 div 2, '_' ,if(key1 mod 2 = 0, 'a', 'A')); +alter table t1 add primary key (str1, zeroval, str2, str3); +explain select * from t1 where key1 < 5 or key2 > 197; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 8 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 5 or key2 > 197; +key1 key2 str1 zeroval str2 str3 +4 196 aaa 0 bbb 196-2_a +3 197 aaa 0 bbb 197-1_A +2 198 aaa 0 bbb 198-1_a +1 199 aaa 0 bbb 199-0_A +0 200 aaa 0 bbb 200-0_a +explain select * from t1 where key1 < 3 or key2 > 195; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 4,4 NULL 8 Using sort_union(i1,i2); Using where +select * from t1 where key1 < 3 or key2 > 195; +key1 key2 str1 zeroval str2 str3 +4 196 aaa 0 bbb 196-2_a +3 197 aaa 0 bbb 197-1_A +2 198 aaa 0 bbb 198-1_a +1 199 aaa 0 bbb 199-0_A +0 200 aaa 0 bbb 200-0_a +drop table t1; +create table t1 ( +pk integer not null auto_increment primary key, +key1 integer, +key2 integer not null, +filler char (200), +index (key1), +index (key2) +); +show warnings; +Level Code Message +explain select pk from t1 where key1 = 1 and key2 = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge key1,key2 key1,key2 5,4 NULL 1 Using intersect(key1,key2); Using where; Using index +select pk from t1 where key2 = 1 and key1 = 1; +pk +26 +27 +select pk from t1 ignore index(key1,key2) where key2 = 1 and key1 = 1; +pk +26 +27 +drop table t1; +create table t1 ( +pk int primary key auto_increment, +key1a int, +key2a int, +key1b int, +key2b int, +dummy1 int, +dummy2 int, +dummy3 int, +dummy4 int, +key3a int, +key3b int, +filler1 char (200), +index i1(key1a, key1b), +index i2(key2a, key2b), +index i3(key3a, key3b) +); +create table t2 (a int); +insert into t2 values (0),(1),(2),(3),(4),(NULL); +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +select A.a, B.a, C.a, D.a, C.a, D.a from t2 A,t2 B,t2 C, t2 D; +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +select key1a, key1b, key2a, key2b, key3a, key3b from t1; +insert into t1 (key1a, key1b, key2a, key2b, key3a, key3b) +select key1a, key1b, key2a, key2b, key3a, key3b from t1; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +select count(*) from t1; +count(*) +5184 +explain select count(*) from t1 where +key1a = 2 and key1b is null and key2a = 2 and key2b is null; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i2 i1,i2 10,10 NULL REF Using intersect(i1,i2); Using where; Using index +select count(*) from t1 where +key1a = 2 and key1b is null and key2a = 2 and key2b is null; +count(*) +4 +explain select count(*) from t1 where +key1a = 2 and key1b is null and key3a = 2 and key3b is null; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i1,i3 i1,i3 10,10 NULL REF Using intersect(i1,i3); Using where; Using index +select count(*) from t1 where +key1a = 2 and key1b is null and key3a = 2 and key3b is null; +count(*) +4 +drop table t1,t2; +create table t1 ( +id1 int, +id2 date , +index idx2 (id1,id2), +index idx1 (id2) +); +insert into t1 values(1,'20040101'), (2,'20040102'); +select * from t1 where id1 = 1 and id2= '20040101'; +id1 id2 +1 2004-01-01 +drop table t1; +drop view if exists v1; +CREATE TABLE t1 ( +`oid` int(11) unsigned NOT NULL auto_increment, +`fk_bbk_niederlassung` int(11) unsigned NOT NULL, +`fk_wochentag` int(11) unsigned NOT NULL, +`uhrzeit_von` time NOT NULL COMMENT 'HH:MM', +`uhrzeit_bis` time NOT NULL COMMENT 'HH:MM', +`geloescht` tinyint(4) NOT NULL, +`version` int(5) NOT NULL, +PRIMARY KEY (`oid`), +KEY `fk_bbk_niederlassung` (`fk_bbk_niederlassung`), +KEY `fk_wochentag` (`fk_wochentag`), +KEY `ix_version` (`version`) +) DEFAULT CHARSET=latin1; +insert into t1 values +(1, 38, 1, '08:00:00', '13:00:00', 0, 1), +(2, 38, 2, '08:00:00', '13:00:00', 0, 1), +(3, 38, 3, '08:00:00', '13:00:00', 0, 1), +(4, 38, 4, '08:00:00', '13:00:00', 0, 1), +(5, 38, 5, '08:00:00', '13:00:00', 0, 1), +(6, 38, 5, '08:00:00', '13:00:00', 1, 2), +(7, 38, 3, '08:00:00', '13:00:00', 1, 2), +(8, 38, 1, '08:00:00', '13:00:00', 1, 2), +(9, 38, 2, '08:00:00', '13:00:00', 1, 2), +(10, 38, 4, '08:00:00', '13:00:00', 1, 2), +(11, 38, 1, '08:00:00', '13:00:00', 0, 3), +(12, 38, 2, '08:00:00', '13:00:00', 0, 3), +(13, 38, 3, '08:00:00', '13:00:00', 0, 3), +(14, 38, 4, '08:00:00', '13:00:00', 0, 3), +(15, 38, 5, '08:00:00', '13:00:00', 0, 3), +(16, 38, 4, '08:00:00', '13:00:00', 0, 4), +(17, 38, 5, '08:00:00', '13:00:00', 0, 4), +(18, 38, 1, '08:00:00', '13:00:00', 0, 4), +(19, 38, 2, '08:00:00', '13:00:00', 0, 4), +(20, 38, 3, '08:00:00', '13:00:00', 0, 4), +(21, 7, 1, '08:00:00', '13:00:00', 0, 1), +(22, 7, 2, '08:00:00', '13:00:00', 0, 1), +(23, 7, 3, '08:00:00', '13:00:00', 0, 1), +(24, 7, 4, '08:00:00', '13:00:00', 0, 1), +(25, 7, 5, '08:00:00', '13:00:00', 0, 1); +create view v1 as +select +zeit1.oid AS oid, +zeit1.fk_bbk_niederlassung AS fk_bbk_niederlassung, +zeit1.fk_wochentag AS fk_wochentag, +zeit1.uhrzeit_von AS uhrzeit_von, +zeit1.uhrzeit_bis AS uhrzeit_bis, +zeit1.geloescht AS geloescht, +zeit1.version AS version +from +t1 zeit1 +where +(zeit1.version = +(select max(zeit2.version) AS `max(version)` + from t1 zeit2 +where +((zeit1.fk_bbk_niederlassung = zeit2.fk_bbk_niederlassung) and +(zeit1.fk_wochentag = zeit2.fk_wochentag) and +(zeit1.uhrzeit_von = zeit2.uhrzeit_von) and +(zeit1.uhrzeit_bis = zeit2.uhrzeit_bis) +) +) +) +and (zeit1.geloescht = 0); +select * from v1 where oid = 21; +oid fk_bbk_niederlassung fk_wochentag uhrzeit_von uhrzeit_bis geloescht version +21 7 1 08:00:00 13:00:00 0 1 +drop view v1; +drop table t1; +CREATE TABLE t1( +t_cpac varchar(2) NOT NULL, +t_vers varchar(4) NOT NULL, +t_rele varchar(2) NOT NULL, +t_cust varchar(4) NOT NULL, +filler1 char(250) default NULL, +filler2 char(250) default NULL, +PRIMARY KEY (t_cpac,t_vers,t_rele,t_cust), +UNIQUE KEY IX_4 (t_cust,t_cpac,t_vers,t_rele), +KEY IX_5 (t_vers,t_rele,t_cust) +); +insert into t1 values +('tm','2.5 ','a ',' ','',''), ('tm','2.5U','a ','stnd','',''), +('da','3.3 ','b ',' ','',''), ('da','3.3U','b ','stnd','',''), +('tl','7.6 ','a ',' ','',''), ('tt','7.6 ','a ',' ','',''), +('bc','B61 ','a ',' ','',''), ('bp','B61 ','a ',' ','',''), +('ca','B61 ','a ',' ','',''), ('ci','B61 ','a ',' ','',''), +('cp','B61 ','a ',' ','',''), ('dm','B61 ','a ',' ','',''), +('ec','B61 ','a ',' ','',''), ('ed','B61 ','a ',' ','',''), +('fm','B61 ','a ',' ','',''), ('nt','B61 ','a ',' ','',''), +('qm','B61 ','a ',' ','',''), ('tc','B61 ','a ',' ','',''), +('td','B61 ','a ',' ','',''), ('tf','B61 ','a ',' ','',''), +('tg','B61 ','a ',' ','',''), ('ti','B61 ','a ',' ','',''), +('tp','B61 ','a ',' ','',''), ('ts','B61 ','a ',' ','',''), +('wh','B61 ','a ',' ','',''), ('bc','B61U','a ','stnd','',''), +('bp','B61U','a ','stnd','',''), ('ca','B61U','a ','stnd','',''), +('ci','B61U','a ','stnd','',''), ('cp','B61U','a ','stnd','',''), +('dm','B61U','a ','stnd','',''), ('ec','B61U','a ','stnd','',''), +('fm','B61U','a ','stnd','',''), ('nt','B61U','a ','stnd','',''), +('qm','B61U','a ','stnd','',''), ('tc','B61U','a ','stnd','',''), +('td','B61U','a ','stnd','',''), ('tf','B61U','a ','stnd','',''), +('tg','B61U','a ','stnd','',''), ('ti','B61U','a ','stnd','',''), +('tp','B61U','a ','stnd','',''), ('ts','B61U','a ','stnd','',''), +('wh','B61U','a ','stnd','',''); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `t_cpac` varchar(2) NOT NULL, + `t_vers` varchar(4) NOT NULL, + `t_rele` varchar(2) NOT NULL, + `t_cust` varchar(4) NOT NULL, + `filler1` char(250) DEFAULT NULL, + `filler2` char(250) DEFAULT NULL, + PRIMARY KEY (`t_cpac`,`t_vers`,`t_rele`,`t_cust`), + UNIQUE KEY `IX_4` (`t_cust`,`t_cpac`,`t_vers`,`t_rele`), + KEY `IX_5` (`t_vers`,`t_rele`,`t_cust`) +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +select t_vers,t_rele,t_cust,filler1 from t1 where t_vers = '7.6'; +t_vers t_rele t_cust filler1 +7.6 a +7.6 a +select t_vers,t_rele,t_cust,filler1 from t1 where t_vers = '7.6' + and t_rele='a' and t_cust = ' '; +t_vers t_rele t_cust filler1 +7.6 a +7.6 a +drop table t1; +create table t1 ( +pk int(11) not null auto_increment, +a int(11) not null default '0', +b int(11) not null default '0', +c int(11) not null default '0', +filler1 datetime, filler2 varchar(15), +filler3 longtext, +kp1 varchar(4), kp2 varchar(7), +kp3 varchar(2), kp4 varchar(4), +kp5 varchar(7), +filler4 char(1), +primary key (pk), +key idx1(a,b,c), +key idx2(c), +key idx3(kp1,kp2,kp3,kp4,kp5) +) default charset=latin1; +set @fill=NULL; +SELECT COUNT(*) FROM t1 WHERE b = 0 AND a = 0 AND c = 13286427 AND +kp1='279' AND kp2='ELM0678' AND kp3='6' AND kp4='10' AND kp5 = 'R '; +COUNT(*) +1 +drop table t1; +create table t1 +( +key1 int not null, +key2 int not null default 0, +key3 int not null default 0 +); +insert into t1(key1) values (1),(2),(3),(4),(5),(6),(7),(8); +set @d=8; +insert into t1 (key1) select key1+@d from t1; +set @d=@d*2; +insert into t1 (key1) select key1+@d from t1; +set @d=@d*2; +insert into t1 (key1) select key1+@d from t1; +set @d=@d*2; +insert into t1 (key1) select key1+@d from t1; +set @d=@d*2; +insert into t1 (key1) select key1+@d from t1; +set @d=@d*2; +insert into t1 (key1) select key1+@d from t1; +set @d=@d*2; +insert into t1 (key1) select key1+@d from t1; +set @d=@d*2; +alter table t1 add index i2(key2); +alter table t1 add index i3(key3); +update t1 set key2=key1,key3=key1; +explain select * from t1 where (key3 > 30 and key3<35) or (key2 >32 and key2 < 40); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge i2,i3 i3,i2 4,4 NULL 9 Using sort_union(i3,i2); Using where +select * from t1 where (key3 > 30 and key3<35) or (key2 >32 and key2 < 40); +key1 key2 key3 +31 31 31 +32 32 32 +33 33 33 +34 34 34 +35 35 35 +36 36 36 +37 37 37 +38 38 38 +39 39 39 +drop table t1; +# +# Bug#56423: Different count with SELECT and CREATE SELECT queries +# +CREATE TABLE t1 ( +a INT, +b INT, +c INT, +d INT, +PRIMARY KEY (a), +KEY (c), +KEY bd (b,d) +); +INSERT INTO t1 VALUES +(1, 0, 1, 0), +(2, 1, 1, 1), +(3, 1, 1, 1), +(4, 0, 1, 1); +EXPLAIN +SELECT a +FROM t1 +WHERE c = 1 AND b = 1 AND d = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref c,bd bd 10 const,const 2 Using where +CREATE TABLE t2 ( a INT ) +SELECT a +FROM t1 +WHERE c = 1 AND b = 1 AND d = 1; +SELECT * FROM t2; +a +2 +3 +DROP TABLE t1, t2; +CREATE TABLE t1( a INT, b INT, KEY(a), KEY(b) ); +INSERT INTO t1 VALUES (1, 2), (1, 2), (1, 2), (1, 2); +SELECT * FROM t1 FORCE INDEX(a, b) WHERE a = 1 AND b = 2; +a b +1 2 +1 2 +1 2 +1 2 +DROP TABLE t1; +# Code coverage of fix. +CREATE TABLE t1 ( a INT NOT NULL AUTO_INCREMENT PRIMARY KEY, b INT); +INSERT INTO t1 (b) VALUES (1); +UPDATE t1 SET b = 2 WHERE a = 1; +SELECT * FROM t1; +a b +1 2 +CREATE TABLE t2 ( a INT NOT NULL AUTO_INCREMENT PRIMARY KEY, b VARCHAR(1) ); +INSERT INTO t2 (b) VALUES ('a'); +UPDATE t2 SET b = 'b' WHERE a = 1; +SELECT * FROM t2; +a b +1 b +DROP TABLE t1, t2; #---------------- 2-sweeps read Index merge test 2 ------------------------------- SET SESSION STORAGE_ENGINE = InnoDB; drop table if exists t1; @@ -305,13 +688,13 @@ INSERT INTO t1 VALUES (1000000, 0, 0); SET SESSION sort_buffer_size = 1024*36; EXPLAIN SELECT COUNT(*) FROM -(SELECT * FROM t1 +(SELECT * FROM t1 FORCE INDEX(primary,idx) WHERE a BETWEEN 2 AND 7 OR pk=1000000) AS t; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 6144 2 DERIVED t1 index_merge PRIMARY,idx idx,PRIMARY 5,4 NULL 6144 Using sort_union(idx,PRIMARY); Using where SELECT COUNT(*) FROM -(SELECT * FROM t1 +(SELECT * FROM t1 FORCE INDEX(primary,idx) WHERE a BETWEEN 2 AND 7 OR pk=1000000) AS t; COUNT(*) 6145 @@ -320,7 +703,7 @@ SELECT COUNT(*) FROM (SELECT * FROM t1 IGNORE INDEX(idx) WHERE a BETWEEN 2 AND 7 OR pk=1000000) AS t; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL # Select tables optimized away +1 PRIMARY <derived2> ALL NULL NULL NULL NULL # 2 DERIVED t1 ALL PRIMARY NULL NULL NULL # Using where SELECT COUNT(*) FROM (SELECT * FROM t1 IGNORE INDEX(idx) @@ -328,3 +711,35 @@ WHERE a BETWEEN 2 AND 7 OR pk=1000000) AS t; COUNT(*) 6145 DROP TABLE t1; +# +# Testcase Backport: BUG#48093: 6.0 Server not processing equivalent IN clauses properly +# with Innodb tables +# +CREATE TABLE t1 ( +i int(11) DEFAULT NULL, +v1 varchar(1) DEFAULT NULL, +v2 varchar(20) DEFAULT NULL, +KEY i (i), +KEY v (v1,i) +) ENGINE=innodb; +INSERT INTO t1 VALUES (1,'f','no'); +INSERT INTO t1 VALUES (2,'u','yes-u'); +INSERT INTO t1 VALUES (2,'h','yes-h'); +INSERT INTO t1 VALUES (3,'d','no'); + +SELECT v2 +FROM t1 +WHERE v1 IN ('f', 'd', 'h', 'u' ) AND i = 2; +v2 +yes-u +yes-h + +# Should not use index_merge +EXPLAIN +SELECT v2 +FROM t1 +WHERE v1 IN ('f', 'd', 'h', 'u' ) AND i = 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref i,v i 5 const 2 Using where +DROP TABLE t1; +set optimizer_switch= @optimizer_switch_save; diff --git a/mysql-test/r/index_merge_myisam.result b/mysql-test/r/index_merge_myisam.result index 5e8c3ef5b48..3db268a18b1 100644 --- a/mysql-test/r/index_merge_myisam.result +++ b/mysql-test/r/index_merge_myisam.result @@ -1,3 +1,5 @@ +set @optimizer_switch_save= @@optimizer_switch; +set optimizer_switch='index_merge_sort_intersection=off'; #---------------- Index merge test 1 ------------------------------------------- SET SESSION STORAGE_ENGINE = MyISAM; drop table if exists t0, t1, t2, t3, t4; @@ -19,7 +21,7 @@ Table Op Msg_type Msg_text test.t0 analyze status OK explain select * from t0 where key1 < 3 or key1 > 1020; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t0 range i1 i1 4 NULL 78 Using index condition; Using MRR +1 SIMPLE t0 range i1 i1 4 NULL 78 Using where explain select * from t0 where key1 < 3 or key2 > 1020; id select_type table type possible_keys key key_len ref rows Extra @@ -72,7 +74,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 17 Using sort_union(i1,i2); Using where explain select * from t0 where key2 = 45 or key1 <=> null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t0 range i1,i2 i2 4 NULL 1 Using where; Using MRR +1 SIMPLE t0 range i1,i2 i2 4 NULL 1 Using where explain select * from t0 where key2 = 45 or key1 is not null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 ALL i1,i2 NULL NULL NULL 1024 Using where @@ -115,11 +117,11 @@ id select_type table type possible_keys key key_len ref rows Extra explain select * from t0 where (key1 < 3 or key2 < 3) and (key3 < 100); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t0 range i1,i2,i3 i3 4 NULL 95 Using index condition; Using where; Using MRR +1 SIMPLE t0 index_merge i1,i2,i3 i1,i2 4,4 NULL 6 Using sort_union(i1,i2); Using where explain select * from t0 where (key1 < 3 or key2 < 3) and (key3 < 1000); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t0 ALL i1,i2,i3 NULL NULL NULL 1024 Using where +1 SIMPLE t0 index_merge i1,i2,i3 i1,i2 4,4 NULL 6 Using sort_union(i1,i2); Using where explain select * from t0 where ((key1 < 4 or key2 < 4) and (key2 <5 or key3 < 4)) or @@ -203,12 +205,12 @@ alter table t2 add index i321(key3, key2, key1); explain select key3 from t2 where key1 = 100 or key2 = 100; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index_merge i1_3,i2_3 i1_3,i2_3 4,4 NULL 2 Using sort_union(i1_3,i2_3); Using where -explain select key3 from t2 where key1 <100 or key2 < 100; +explain select key3 from t2 where key1 < 500 or key2 < 500; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index i1_3,i2_3 i321 12 NULL 1024 Using where; Using index explain select key7 from t2 where key1 <100 or key2 < 100; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL i1_3,i2_3 NULL NULL NULL 1024 Using where +1 SIMPLE t2 index_merge i1_3,i2_3 i1_3,i2_3 4,4 NULL 188 Using sort_union(i1_3,i2_3); Using where create table t4 ( key1a int not null, key1b int not null, @@ -259,7 +261,7 @@ explain select * from t0,t1 where (t0.key1=t1.key1) and (t0.key1=3 or t0.key2=4) and t1.key1<200; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t0 ALL i1,i2 NULL NULL NULL 1024 Using where +1 SIMPLE t0 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where 1 SIMPLE t1 ref i1 i1 4 test.t0.key1 1 explain select * from t0,t1 where (t0.key1=t1.key1) and @@ -271,11 +273,11 @@ explain select * from t0,t1 where t0.key1 = 5 and (t1.key1 = t0.key1 or t1.key8 = t0.key1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t0 ref i1 i1 4 const 1 -1 SIMPLE t1 index_merge i1,i8 i1,i8 4,4 NULL 2 Using union(i1,i8); Using where; Using join buffer +1 SIMPLE t1 index_merge i1,i8 i1,i8 4,4 NULL 2 Using union(i1,i8); Using where; Using join buffer (flat, BNL join) explain select * from t0,t1 where t0.key1 < 3 and (t1.key1 = t0.key1 or t1.key8 = t0.key1); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t0 range i1 i1 4 NULL 3 Using index condition; Using MRR +1 SIMPLE t0 range i1 i1 4 NULL 3 Using where 1 SIMPLE t1 ALL i1,i8 NULL NULL NULL 1024 Range checked for each record (index map: 0x81) explain select * from t1 where key1=3 or key2=4 union select * from t1 where key1<4 or key3=5; @@ -285,7 +287,7 @@ id select_type table type possible_keys key key_len ref rows Extra NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL explain select * from (select * from t1 where key1 = 3 or key2 =3) as Z where key8 >5; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> system NULL NULL NULL NULL 1 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using where 2 DERIVED t1 index_merge i1,i2 i1,i2 4,4 NULL 2 Using union(i1,i2); Using where create table t3 like t0; insert into t3 select * from t0; @@ -348,7 +350,7 @@ where (A.key1 < 500000 or A.key2 < 3) and (B.key1 < 500000 or B.key2 < 3); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE A index_merge i1,i2 i1,i2 4,4 NULL 1013 Using sort_union(i1,i2); Using where -1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1013 Using sort_union(i1,i2); Using where; Using join buffer +1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1013 Using sort_union(i1,i2); Using where; Using join buffer (flat, BNL join) select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) from t0 as A force index(i1,i2), t0 as B force index (i1,i2) where (A.key1 < 500000 or A.key2 < 3) @@ -362,7 +364,7 @@ where (A.key1 = 1 or A.key2 = 1) and (B.key1 = 1 or B.key2 = 1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE A index_merge i1,i2 i1,i2 4,4 NULL 1020 Using union(i1,i2); Using where -1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1020 Using union(i1,i2); Using where; Using join buffer +1 SIMPLE B index_merge i1,i2 i1,i2 4,4 NULL 1020 Using union(i1,i2); Using where; Using join buffer (flat, BNL join) select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) from t0 as A force index(i1,i2), t0 as B force index (i1,i2) where (A.key1 = 1 or A.key2 = 1) @@ -372,14 +374,14 @@ max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.ke alter table t0 add filler1 char(200), add filler2 char(200), add filler3 char(200); update t0 set key2=1, key3=1, key4=1, key5=1,key6=1,key7=1 where key7 < 500; explain select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A, t0 as B +from t0 as A straight_join t0 as B where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1) and (B.key1 = 1 and B.key2 = 1 and B.key3 = 1 and B.key4=1 and B.key5=1 and B.key6=1 and B.key7 = 1 or B.key8=1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE A index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where -1 SIMPLE B index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where; Using join buffer +1 SIMPLE B index_merge i1,i2,i3,i4,i5,i6,i7?,i8 i2,i3,i4,i5,i6,i7?,i8 X NULL # Using union(intersect(i2,i3,i4,i5,i6,i7?),i8); Using where; Using join buffer (flat, BNL join) select max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) -from t0 as A, t0 as B +from t0 as A straight_join t0 as B where (A.key1 = 1 and A.key2 = 1 and A.key3 = 1 and A.key4=1 and A.key5=1 and A.key6=1 and A.key7 = 1 or A.key8=1) and (B.key1 = 1 and B.key2 = 1 and B.key3 = 1 and B.key4=1 and B.key5=1 and B.key6=1 and B.key7 = 1 or B.key8=1); max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.key5 + B.key5) @@ -567,9 +569,7 @@ INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; INSERT INTO t1 SELECT * FROM t1; -SET SESSION sort_buffer_size=1; -Warnings: -Warning 1292 Truncated incorrect sort_buffer_size value: '1' +SET SESSION sort_buffer_size=1024*8; EXPLAIN SELECT * FROM t1 FORCE INDEX(a,b) WHERE a LIKE 'a%' OR b LIKE 'b%' ORDER BY a,b; @@ -943,7 +943,7 @@ count(*) explain select count(*) from t1 where key1a = 2 and key1b is null and key2a = 2 and key2b is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index_merge i1,i2 i1,i2 10,10 NULL 2 Using intersect(i1,i2); Using where; Using index +1 SIMPLE t1 index_merge i1,i2 i1,i2 10,10 NULL REF Using intersect(i1,i2); Using where; Using index select count(*) from t1 where key1a = 2 and key1b is null and key2a = 2 and key2b is null; count(*) @@ -951,7 +951,7 @@ count(*) explain select count(*) from t1 where key1a = 2 and key1b is null and key3a = 2 and key3b is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index_merge i1,i3 i1,i3 10,10 NULL 2 Using intersect(i1,i3); Using where; Using index +1 SIMPLE t1 index_merge i1,i3 i1,i3 10,10 NULL REF Using intersect(i1,i3); Using where; Using index select count(*) from t1 where key1a = 2 and key1b is null and key3a = 2 and key3b is null; count(*) @@ -1379,19 +1379,19 @@ primary key (pk1, pk2) ); explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 7 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 7 Using where select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2 -1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2 -1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2 -1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2 -1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2 -1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2 -1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2 -1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2 -1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2 -1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2 1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2 +1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2 +1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2 +1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2 +1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2 +1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2 +1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2 +1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2 +1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2 +1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2 explain select pk1,pk2 from t1 where key1 = 10 and key2=10 and 2*pk1+1 < 2*96+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge key1,key2 key1,key2 4,4 NULL 1 Using intersect(key1,key2); Using where @@ -1484,7 +1484,7 @@ EXPLAIN SELECT t1.f1 FROM t1 WHERE (SELECT COUNT(*) FROM t2 WHERE t2.f3 = 'h' AND t2.f2 = t1.f1) = 0 AND t1.f1 = 2; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -2 DEPENDENT SUBQUERY t2 ref f2,f3 f2 5 1 Using where +2 DEPENDENT SUBQUERY t2 ref f2,f3 f2 5 const 1 Using where DROP TABLE t1,t2; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1562,7 +1562,7 @@ explain select * from t1 where a=10 and b=10; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref a,b a 5 const 49 Using where No intersect if it is disabled: -set optimizer_switch='default,index_merge_intersection=off'; +set optimizer_switch='default,index_merge_sort_intersection=off,index_merge_intersection=off'; explain select * from t1 where a=10 and b=10; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref a,b a 5 const 49 Using where @@ -1594,3 +1594,4 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index_merge a,b,c a,c 5,5 NULL 54 Using sort_union(a,c); Using where set optimizer_switch=default; drop table t0, t1; +set optimizer_switch= @optimizer_switch_save; diff --git a/mysql-test/r/information_schema.result b/mysql-test/r/information_schema.result index 2eedac79d25..d75c668c819 100644 --- a/mysql-test/r/information_schema.result +++ b/mysql-test/r/information_schema.result @@ -206,8 +206,8 @@ Field Type Collation Null Key Default Extra Privileges Comment c varchar(64) utf8_general_ci NO select,insert,update,references select * from information_schema.COLUMNS where table_name="t1" and column_name= "a"; -TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT -def mysqltest t1 a 1 NULL YES int NULL NULL 10 0 NULL NULL int(11) select,insert,update,references +TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT +def mysqltest t1 a 1 NULL YES int NULL NULL 10 0 NULL NULL NULL int(11) select,insert,update,references show columns from mysqltest.t1 where field like "%a%"; Field Type Null Key Default Extra a int(11) YES NULL @@ -314,7 +314,7 @@ information_schema.SCHEMATA b where a.ROUTINE_SCHEMA = b.SCHEMA_NAME; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE # ALL NULL NULL NULL NULL NULL -1 SIMPLE # ALL NULL NULL NULL NULL NULL Using where; Using join buffer +1 SIMPLE # ALL NULL NULL NULL NULL NULL Using where; Using join buffer (flat, BNL join) select a.ROUTINE_NAME, b.name from information_schema.ROUTINES a, mysql.proc b where a.ROUTINE_NAME = convert(b.name using utf8) AND a.ROUTINE_SCHEMA='test' order by 1; ROUTINE_NAME name @@ -1282,7 +1282,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE tables ALL NULL NULL NULL NULL NULL Open_frm_only; Scanned all databases; Using filesort explain select * from (select table_name from information_schema.tables) as a; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> system NULL NULL NULL NULL 0 const row not found +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 2 DERIVED tables ALL NULL NULL NULL NULL NULL Skip_open_table; Scanned all databases drop view v1; create table t1 (f1 int(11)); @@ -1444,7 +1444,7 @@ from information_schema.tables a, information_schema.columns b where a.table_name='t1' and a.table_schema='test' and b.table_name=a.table_name; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE a ALL NULL TABLE_SCHEMA,TABLE_NAME NULL NULL NULL Using where; Skip_open_table; Scanned 0 databases -1 SIMPLE b ALL NULL NULL NULL NULL NULL Using where; Open_frm_only; Scanned all databases; Using join buffer +1 SIMPLE b ALL NULL NULL NULL NULL NULL Using where; Open_frm_only; Scanned all databases; Using join buffer (flat, BNL join) SELECT * FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME = 'mysqltest'; CATALOG_NAME SCHEMA_NAME DEFAULT_CHARACTER_SET_NAME DEFAULT_COLLATION_NAME SQL_PATH @@ -1483,9 +1483,9 @@ WHERE TABLE_SCHEMA='mysql' and TABLE_NAME= 'db'; TABLE_COLLATION utf8_bin select * from information_schema.columns where table_schema = NULL; -TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT +TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT select * from `information_schema`.`COLUMNS` where `TABLE_NAME` = NULL; -TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT +TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT select * from `information_schema`.`KEY_COLUMN_USAGE` where `TABLE_SCHEMA` = NULL; CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION POSITION_IN_UNIQUE_CONSTRAINT REFERENCED_TABLE_SCHEMA REFERENCED_TABLE_NAME REFERENCED_COLUMN_NAME select * from `information_schema`.`KEY_COLUMN_USAGE` where `TABLE_NAME` = NULL; @@ -1771,7 +1771,7 @@ LEFT JOIN INFORMATION_SCHEMA.COLUMNS USING (TABLE_SCHEMA, TABLE_NAME, COLUMN_NAME) WHERE COLUMNS.TABLE_SCHEMA = 'test' AND COLUMNS.TABLE_NAME = 't1'; -TABLE_SCHEMA TABLE_NAME COLUMN_NAME CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_CATALOG ORDINAL_POSITION POSITION_IN_UNIQUE_CONSTRAINT REFERENCED_TABLE_SCHEMA REFERENCED_TABLE_NAME REFERENCED_COLUMN_NAME TABLE_CATALOG ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT +TABLE_SCHEMA TABLE_NAME COLUMN_NAME CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_CATALOG ORDINAL_POSITION POSITION_IN_UNIQUE_CONSTRAINT REFERENCED_TABLE_SCHEMA REFERENCED_TABLE_NAME REFERENCED_COLUMN_NAME TABLE_CATALOG ORDINAL_POSITION COLUMN_DEFAULT IS_NULLABLE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME COLUMN_TYPE COLUMN_KEY EXTRA PRIVILEGES COLUMN_COMMENT # # A test case for Bug#56540 "Exception (crash) in sql_show.cc # during rqg_info_schema test on Windows" diff --git a/mysql-test/r/information_schema_parameters.result b/mysql-test/r/information_schema_parameters.result index 288f22e2ea3..405fae0164b 100644 --- a/mysql-test/r/information_schema_parameters.result +++ b/mysql-test/r/information_schema_parameters.result @@ -14,6 +14,7 @@ PARAMETERS CREATE TEMPORARY TABLE `PARAMETERS` ( `CHARACTER_OCTET_LENGTH` int(21) DEFAULT NULL, `NUMERIC_PRECISION` int(21) DEFAULT NULL, `NUMERIC_SCALE` int(21) DEFAULT NULL, + `DATETIME_PRECISION` bigint(21) unsigned DEFAULT NULL, `CHARACTER_SET_NAME` varchar(64) DEFAULT NULL, `COLLATION_NAME` varchar(64) DEFAULT NULL, `DTD_IDENTIFIER` longtext NOT NULL, @@ -35,6 +36,7 @@ CHARACTER_MAXIMUM_LENGTH 512 CHARACTER_OCTET_LENGTH 1536 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(512) @@ -54,6 +56,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -73,6 +76,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -92,6 +96,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -111,6 +116,7 @@ CHARACTER_MAXIMUM_LENGTH 5 CHARACTER_OCTET_LENGTH 15 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(5) @@ -130,6 +136,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -149,6 +156,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -168,6 +176,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -187,6 +196,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -206,6 +216,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -225,6 +236,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -235,15 +247,36 @@ COLUMN_COMMENT TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME PARAMETERS -COLUMN_NAME CHARACTER_SET_NAME +COLUMN_NAME DATETIME_PRECISION ORDINAL_POSITION 12 COLUMN_DEFAULT NULL IS_NULLABLE YES +DATA_TYPE bigint +CHARACTER_MAXIMUM_LENGTH NULL +CHARACTER_OCTET_LENGTH NULL +NUMERIC_PRECISION 20 +NUMERIC_SCALE 0 +DATETIME_PRECISION NULL +CHARACTER_SET_NAME NULL +COLLATION_NAME NULL +COLUMN_TYPE bigint(21) unsigned +COLUMN_KEY +EXTRA +PRIVILEGES # +COLUMN_COMMENT +TABLE_CATALOG def +TABLE_SCHEMA information_schema +TABLE_NAME PARAMETERS +COLUMN_NAME CHARACTER_SET_NAME +ORDINAL_POSITION 13 +COLUMN_DEFAULT NULL +IS_NULLABLE YES DATA_TYPE varchar CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -255,7 +288,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME PARAMETERS COLUMN_NAME COLLATION_NAME -ORDINAL_POSITION 13 +ORDINAL_POSITION 14 COLUMN_DEFAULT NULL IS_NULLABLE YES DATA_TYPE varchar @@ -263,6 +296,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -274,7 +308,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME PARAMETERS COLUMN_NAME DTD_IDENTIFIER -ORDINAL_POSITION 14 +ORDINAL_POSITION 15 COLUMN_DEFAULT NULL IS_NULLABLE NO DATA_TYPE longtext @@ -282,6 +316,7 @@ CHARACTER_MAXIMUM_LENGTH 4294967295 CHARACTER_OCTET_LENGTH 4294967295 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE longtext @@ -293,7 +328,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME PARAMETERS COLUMN_NAME ROUTINE_TYPE -ORDINAL_POSITION 15 +ORDINAL_POSITION 16 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -301,6 +336,7 @@ CHARACTER_MAXIMUM_LENGTH 9 CHARACTER_OCTET_LENGTH 27 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(9) @@ -321,6 +357,7 @@ CHARACTER_MAXIMUM_LENGTH int(21) YES NULL CHARACTER_OCTET_LENGTH int(21) YES NULL NUMERIC_PRECISION int(21) YES NULL NUMERIC_SCALE int(21) YES NULL +DATETIME_PRECISION bigint(21) unsigned YES NULL CHARACTER_SET_NAME varchar(64) YES NULL COLLATION_NAME varchar(64) YES NULL DTD_IDENTIFIER longtext NO NULL @@ -335,7 +372,7 @@ ERROR 42000: You have an error in your SQL syntax; check the manual that corresp RETURN CONCAT('Hello', ,s,'!')' at line 1 SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE # ========== parameters.3 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -344,13 +381,13 @@ CREATE FUNCTION test_func1 (s char(20)) RETURNS CHAR(50) RETURN CONCAT('Hello, ',s,'!'); SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func1 0 NULL NULL char 50 50 NULL NULL latin1 latin1_swedish_ci char(50) FUNCTION -def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func1 0 NULL NULL char 50 50 NULL NULL NULL latin1 latin1_swedish_ci char(50) FUNCTION +def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION DROP FUNCTION test_func1; SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE # ========== parameters.4 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -362,8 +399,8 @@ END; // SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'testproc'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test testproc 1 OUT param1 int NULL NULL 10 0 NULL NULL int(11) PROCEDURE +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test testproc 1 OUT param1 int NULL NULL 10 0 NULL NULL NULL int(11) PROCEDURE # ========== parameters.5 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -371,8 +408,8 @@ USE i_s_parameters_test; CREATE PROCEDURE test_proc(INOUT P INT) SET @x=P*2; SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_proc'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_proc 1 INOUT P int NULL NULL 10 0 NULL NULL int(11) PROCEDURE +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_proc 1 INOUT P int NULL NULL 10 0 NULL NULL NULL int(11) PROCEDURE # ========== parameters.6 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -380,8 +417,8 @@ USE i_s_parameters_test; CREATE PROCEDURE test_proc(OUT p VARCHAR(10)) SET P='test'; SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_proc'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_proc 1 OUT p varchar 10 10 NULL NULL latin1 latin1_swedish_ci varchar(10) PROCEDURE +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_proc 1 OUT p varchar 10 10 NULL NULL NULL latin1 latin1_swedish_ci varchar(10) PROCEDURE # ========== parameters.7 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -390,10 +427,10 @@ CREATE FUNCTION test_func1 (s char(20), t char(20)) RETURNS CHAR(40) RETURN CONCAT(s,t); SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func1 0 NULL NULL char 40 40 NULL NULL latin1 latin1_swedish_ci char(40) FUNCTION -def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION -def i_s_parameters_test test_func1 2 IN t char 20 20 NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func1 0 NULL NULL char 40 40 NULL NULL NULL latin1 latin1_swedish_ci char(40) FUNCTION +def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION +def i_s_parameters_test test_func1 2 IN t char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION # ========== parameters.8 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -402,9 +439,9 @@ CREATE FUNCTION test_func1 (s char(20)) RETURNS CHAR(50) RETURN CONCAT('Hello, ',s,'!'); SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func1'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func1 0 NULL NULL char 50 50 NULL NULL latin1 latin1_swedish_ci char(50) FUNCTION -def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func1 0 NULL NULL char 50 50 NULL NULL NULL latin1 latin1_swedish_ci char(50) FUNCTION +def i_s_parameters_test test_func1 1 IN s char 20 20 NULL NULL NULL latin1 latin1_swedish_ci char(20) FUNCTION # ========== parameters.9 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -412,9 +449,9 @@ USE i_s_parameters_test; CREATE FUNCTION test_func2 (s int) RETURNS INT RETURN s*2; SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func2'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func2 0 NULL NULL int NULL NULL 10 0 NULL NULL int(11) FUNCTION -def i_s_parameters_test test_func2 1 IN s int NULL NULL 10 0 NULL NULL int(11) FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func2 0 NULL NULL int NULL NULL 10 0 NULL NULL NULL int(11) FUNCTION +def i_s_parameters_test test_func2 1 IN s int NULL NULL 10 0 NULL NULL NULL int(11) FUNCTION # ========== parameters.10 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -423,9 +460,9 @@ CREATE FUNCTION test_func5 (s date) RETURNS TIMESTAMP RETURN CURRENT_TIMESTAMP; SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL NULL NULL timestamp FUNCTION -def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL date FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL 0 NULL NULL timestamp FUNCTION +def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL NULL date FUNCTION # ========== parameters.11 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test; @@ -434,15 +471,15 @@ CREATE FUNCTION test_func5 (s date) RETURNS TIMESTAMP RETURN CURRENT_TIMESTAMP; SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL NULL NULL timestamp FUNCTION -def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL date FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL 0 NULL NULL timestamp FUNCTION +def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL NULL date FUNCTION ALTER FUNCTION test_func5 COMMENT 'new comment added'; SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL NULL NULL timestamp FUNCTION -def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL date FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func5 0 NULL NULL timestamp NULL NULL NULL NULL 0 NULL NULL timestamp FUNCTION +def i_s_parameters_test test_func5 1 IN s date NULL NULL NULL NULL NULL NULL NULL date FUNCTION # ========== parameters.12 ========== DROP DATABASE IF EXISTS i_s_parameters_test; CREATE DATABASE i_s_parameters_test CHARACTER SET utf8; @@ -451,7 +488,7 @@ CREATE FUNCTION test_func5 (s CHAR(20)) RETURNS VARCHAR(30) RETURN CONCAT('XYZ, ' ,s); SELECT * FROM INFORMATION_SCHEMA.PARAMETERS WHERE SPECIFIC_SCHEMA = 'i_s_parameters_test' AND SPECIFIC_NAME = 'test_func5'; -SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE -def i_s_parameters_test test_func5 0 NULL NULL varchar 30 90 NULL NULL utf8 utf8_general_ci varchar(30) FUNCTION -def i_s_parameters_test test_func5 1 IN s char 20 60 NULL NULL utf8 utf8_general_ci char(20) FUNCTION +SPECIFIC_CATALOG SPECIFIC_SCHEMA SPECIFIC_NAME ORDINAL_POSITION PARAMETER_MODE PARAMETER_NAME DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_TYPE +def i_s_parameters_test test_func5 0 NULL NULL varchar 30 90 NULL NULL NULL utf8 utf8_general_ci varchar(30) FUNCTION +def i_s_parameters_test test_func5 1 IN s char 20 60 NULL NULL NULL utf8 utf8_general_ci char(20) FUNCTION DROP DATABASE i_s_parameters_test; diff --git a/mysql-test/r/information_schema_routines.result b/mysql-test/r/information_schema_routines.result index aa4766f0a6b..8397020f6dd 100644 --- a/mysql-test/r/information_schema_routines.result +++ b/mysql-test/r/information_schema_routines.result @@ -13,6 +13,7 @@ ROUTINES CREATE TEMPORARY TABLE `ROUTINES` ( `CHARACTER_OCTET_LENGTH` int(21) DEFAULT NULL, `NUMERIC_PRECISION` int(21) DEFAULT NULL, `NUMERIC_SCALE` int(21) DEFAULT NULL, + `DATETIME_PRECISION` bigint(21) unsigned DEFAULT NULL, `CHARACTER_SET_NAME` varchar(64) DEFAULT NULL, `COLLATION_NAME` varchar(64) DEFAULT NULL, `DTD_IDENTIFIER` longtext, @@ -50,6 +51,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -69,6 +71,7 @@ CHARACTER_MAXIMUM_LENGTH 512 CHARACTER_OCTET_LENGTH 1536 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(512) @@ -88,6 +91,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -107,6 +111,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -126,6 +131,7 @@ CHARACTER_MAXIMUM_LENGTH 9 CHARACTER_OCTET_LENGTH 27 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(9) @@ -145,6 +151,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -164,6 +171,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -183,6 +191,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -202,6 +211,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -221,6 +231,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION 10 NUMERIC_SCALE 0 +DATETIME_PRECISION NULL CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE int(21) @@ -231,15 +242,36 @@ COLUMN_COMMENT TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES -COLUMN_NAME CHARACTER_SET_NAME +COLUMN_NAME DATETIME_PRECISION ORDINAL_POSITION 11 COLUMN_DEFAULT NULL IS_NULLABLE YES +DATA_TYPE bigint +CHARACTER_MAXIMUM_LENGTH NULL +CHARACTER_OCTET_LENGTH NULL +NUMERIC_PRECISION 20 +NUMERIC_SCALE 0 +DATETIME_PRECISION NULL +CHARACTER_SET_NAME NULL +COLLATION_NAME NULL +COLUMN_TYPE bigint(21) unsigned +COLUMN_KEY +EXTRA +PRIVILEGES # +COLUMN_COMMENT +TABLE_CATALOG def +TABLE_SCHEMA information_schema +TABLE_NAME ROUTINES +COLUMN_NAME CHARACTER_SET_NAME +ORDINAL_POSITION 12 +COLUMN_DEFAULT NULL +IS_NULLABLE YES DATA_TYPE varchar CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -251,7 +283,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME COLLATION_NAME -ORDINAL_POSITION 12 +ORDINAL_POSITION 13 COLUMN_DEFAULT NULL IS_NULLABLE YES DATA_TYPE varchar @@ -259,6 +291,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -270,7 +303,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME DTD_IDENTIFIER -ORDINAL_POSITION 13 +ORDINAL_POSITION 14 COLUMN_DEFAULT NULL IS_NULLABLE YES DATA_TYPE longtext @@ -278,6 +311,7 @@ CHARACTER_MAXIMUM_LENGTH 4294967295 CHARACTER_OCTET_LENGTH 4294967295 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE longtext @@ -289,7 +323,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME ROUTINE_BODY -ORDINAL_POSITION 14 +ORDINAL_POSITION 15 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -297,6 +331,7 @@ CHARACTER_MAXIMUM_LENGTH 8 CHARACTER_OCTET_LENGTH 24 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(8) @@ -308,7 +343,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME ROUTINE_DEFINITION -ORDINAL_POSITION 15 +ORDINAL_POSITION 16 COLUMN_DEFAULT NULL IS_NULLABLE YES DATA_TYPE longtext @@ -316,6 +351,7 @@ CHARACTER_MAXIMUM_LENGTH 4294967295 CHARACTER_OCTET_LENGTH 4294967295 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE longtext @@ -327,7 +363,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME EXTERNAL_NAME -ORDINAL_POSITION 16 +ORDINAL_POSITION 17 COLUMN_DEFAULT NULL IS_NULLABLE YES DATA_TYPE varchar @@ -335,6 +371,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -346,7 +383,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME EXTERNAL_LANGUAGE -ORDINAL_POSITION 17 +ORDINAL_POSITION 18 COLUMN_DEFAULT NULL IS_NULLABLE YES DATA_TYPE varchar @@ -354,6 +391,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -365,7 +403,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME PARAMETER_STYLE -ORDINAL_POSITION 18 +ORDINAL_POSITION 19 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -373,6 +411,7 @@ CHARACTER_MAXIMUM_LENGTH 8 CHARACTER_OCTET_LENGTH 24 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(8) @@ -384,7 +423,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME IS_DETERMINISTIC -ORDINAL_POSITION 19 +ORDINAL_POSITION 20 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -392,6 +431,7 @@ CHARACTER_MAXIMUM_LENGTH 3 CHARACTER_OCTET_LENGTH 9 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(3) @@ -403,7 +443,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME SQL_DATA_ACCESS -ORDINAL_POSITION 20 +ORDINAL_POSITION 21 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -411,6 +451,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -422,7 +463,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME SQL_PATH -ORDINAL_POSITION 21 +ORDINAL_POSITION 22 COLUMN_DEFAULT NULL IS_NULLABLE YES DATA_TYPE varchar @@ -430,6 +471,7 @@ CHARACTER_MAXIMUM_LENGTH 64 CHARACTER_OCTET_LENGTH 192 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(64) @@ -441,7 +483,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME SECURITY_TYPE -ORDINAL_POSITION 22 +ORDINAL_POSITION 23 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -449,6 +491,7 @@ CHARACTER_MAXIMUM_LENGTH 7 CHARACTER_OCTET_LENGTH 21 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(7) @@ -460,7 +503,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME CREATED -ORDINAL_POSITION 23 +ORDINAL_POSITION 24 COLUMN_DEFAULT 0000-00-00 00:00:00 IS_NULLABLE NO DATA_TYPE datetime @@ -468,6 +511,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION 0 CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE datetime @@ -479,7 +523,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME LAST_ALTERED -ORDINAL_POSITION 24 +ORDINAL_POSITION 25 COLUMN_DEFAULT 0000-00-00 00:00:00 IS_NULLABLE NO DATA_TYPE datetime @@ -487,6 +531,7 @@ CHARACTER_MAXIMUM_LENGTH NULL CHARACTER_OCTET_LENGTH NULL NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION 0 CHARACTER_SET_NAME NULL COLLATION_NAME NULL COLUMN_TYPE datetime @@ -498,7 +543,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME SQL_MODE -ORDINAL_POSITION 25 +ORDINAL_POSITION 26 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -506,6 +551,7 @@ CHARACTER_MAXIMUM_LENGTH 8192 CHARACTER_OCTET_LENGTH 24576 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(8192) @@ -517,7 +563,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME ROUTINE_COMMENT -ORDINAL_POSITION 26 +ORDINAL_POSITION 27 COLUMN_DEFAULT NULL IS_NULLABLE NO DATA_TYPE longtext @@ -525,6 +571,7 @@ CHARACTER_MAXIMUM_LENGTH 4294967295 CHARACTER_OCTET_LENGTH 4294967295 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE longtext @@ -536,7 +583,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME DEFINER -ORDINAL_POSITION 27 +ORDINAL_POSITION 28 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -544,6 +591,7 @@ CHARACTER_MAXIMUM_LENGTH 77 CHARACTER_OCTET_LENGTH 231 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(77) @@ -555,7 +603,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME CHARACTER_SET_CLIENT -ORDINAL_POSITION 28 +ORDINAL_POSITION 29 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -563,6 +611,7 @@ CHARACTER_MAXIMUM_LENGTH 32 CHARACTER_OCTET_LENGTH 96 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(32) @@ -574,7 +623,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME COLLATION_CONNECTION -ORDINAL_POSITION 29 +ORDINAL_POSITION 30 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -582,6 +631,7 @@ CHARACTER_MAXIMUM_LENGTH 32 CHARACTER_OCTET_LENGTH 96 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(32) @@ -593,7 +643,7 @@ TABLE_CATALOG def TABLE_SCHEMA information_schema TABLE_NAME ROUTINES COLUMN_NAME DATABASE_COLLATION -ORDINAL_POSITION 30 +ORDINAL_POSITION 31 COLUMN_DEFAULT IS_NULLABLE NO DATA_TYPE varchar @@ -601,6 +651,7 @@ CHARACTER_MAXIMUM_LENGTH 32 CHARACTER_OCTET_LENGTH 96 NUMERIC_PRECISION NULL NUMERIC_SCALE NULL +DATETIME_PRECISION NULL CHARACTER_SET_NAME utf8 COLLATION_NAME utf8_general_ci COLUMN_TYPE varchar(32) @@ -620,6 +671,7 @@ CHARACTER_MAXIMUM_LENGTH int(21) YES NULL CHARACTER_OCTET_LENGTH int(21) YES NULL NUMERIC_PRECISION int(21) YES NULL NUMERIC_SCALE int(21) YES NULL +DATETIME_PRECISION bigint(21) unsigned YES NULL CHARACTER_SET_NAME varchar(64) YES NULL COLLATION_NAME varchar(64) YES NULL DTD_IDENTIFIER longtext YES NULL @@ -650,7 +702,7 @@ ERROR 42000: You have an error in your SQL syntax; check the manual that corresp RETURN CONCAT('Hello', ,s,'!')' at line 1 SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func1'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION # ========== routines.3 ========== DROP DATABASE IF EXISTS i_s_routines_test; CREATE DATABASE i_s_routines_test; @@ -659,12 +711,12 @@ CREATE FUNCTION test_func1 (s char(20)) RETURNS CHAR(50) RETURN CONCAT('Hello, ',s,'!'); SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func1'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -test_func1 def i_s_routines_test test_func1 FUNCTION char 50 50 NULL NULL latin1 latin1_swedish_ci char(50) SQL RETURN CONCAT('Hello, ',s,'!') NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +test_func1 def i_s_routines_test test_func1 FUNCTION char 50 50 NULL NULL NULL latin1 latin1_swedish_ci char(50) SQL RETURN CONCAT('Hello, ',s,'!') NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci DROP FUNCTION test_func1; SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func1'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION # ========== routines.4 ========== DROP DATABASE IF EXISTS i_s_routines_test; CREATE DATABASE i_s_routines_test; @@ -676,8 +728,8 @@ END; // SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'testproc'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -testproc def i_s_routines_test testproc PROCEDURE NULL NULL NULL NULL NULL NULL NULL SQL BEGIN +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +testproc def i_s_routines_test testproc PROCEDURE NULL NULL NULL NULL NULL NULL NULL NULL SQL BEGIN SELECT 2+2 as param1; END NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci # ========== routines.5 ========== @@ -688,8 +740,8 @@ CREATE FUNCTION test_func1 (s char(20)) RETURNS CHAR(50) RETURN CONCAT('Hello, ',s,'!'); SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func1'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -test_func1 def i_s_routines_test test_func1 FUNCTION char 50 50 NULL NULL latin1 latin1_swedish_ci char(50) SQL RETURN CONCAT('Hello, ',s,'!') NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +test_func1 def i_s_routines_test test_func1 FUNCTION char 50 50 NULL NULL NULL latin1 latin1_swedish_ci char(50) SQL RETURN CONCAT('Hello, ',s,'!') NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci # ========== routines.6 ========== DROP DATABASE IF EXISTS i_s_routines_test; CREATE DATABASE i_s_routines_test; @@ -697,8 +749,8 @@ USE i_s_routines_test; CREATE FUNCTION test_func2 (s int) RETURNS INT RETURN s*2; SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func2'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -test_func2 def i_s_routines_test test_func2 FUNCTION int NULL NULL 10 0 NULL NULL int(11) SQL RETURN s*2 NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +test_func2 def i_s_routines_test test_func2 FUNCTION int NULL NULL 10 0 NULL NULL NULL int(11) SQL RETURN s*2 NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci # ========== routines.7 ========== DROP DATABASE IF EXISTS i_s_routines_test; CREATE DATABASE i_s_routines_test; @@ -707,8 +759,8 @@ CREATE FUNCTION test_func5 (s date) RETURNS TIMESTAMP RETURN CURRENT_TIMESTAMP; SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func5'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -test_func5 def i_s_routines_test test_func5 FUNCTION timestamp NULL NULL NULL NULL NULL NULL timestamp SQL RETURN CURRENT_TIMESTAMP NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +test_func5 def i_s_routines_test test_func5 FUNCTION timestamp NULL NULL NULL NULL 0 NULL NULL timestamp SQL RETURN CURRENT_TIMESTAMP NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci # ========== routines.8 ========== DROP DATABASE IF EXISTS i_s_routines_test; CREATE DATABASE i_s_routines_test; @@ -717,13 +769,13 @@ CREATE FUNCTION test_func5 (s date) RETURNS TIMESTAMP RETURN CURRENT_TIMESTAMP; SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func5'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -test_func5 def i_s_routines_test test_func5 FUNCTION timestamp NULL NULL NULL NULL NULL NULL timestamp SQL RETURN CURRENT_TIMESTAMP NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +test_func5 def i_s_routines_test test_func5 FUNCTION timestamp NULL NULL NULL NULL 0 NULL NULL timestamp SQL RETURN CURRENT_TIMESTAMP NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci latin1_swedish_ci ALTER FUNCTION test_func5 COMMENT 'new comment added'; SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func5'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -test_func5 def i_s_routines_test test_func5 FUNCTION timestamp NULL NULL NULL NULL NULL NULL timestamp SQL RETURN CURRENT_TIMESTAMP NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> new comment added root@localhost latin1 latin1_swedish_ci latin1_swedish_ci +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +test_func5 def i_s_routines_test test_func5 FUNCTION timestamp NULL NULL NULL NULL 0 NULL NULL timestamp SQL RETURN CURRENT_TIMESTAMP NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> new comment added root@localhost latin1 latin1_swedish_ci latin1_swedish_ci # ========== routines.9 ========== DROP DATABASE IF EXISTS i_s_routines_test; CREATE DATABASE i_s_routines_test CHARACTER SET utf8; @@ -732,6 +784,6 @@ CREATE FUNCTION test_func5 (s CHAR(20)) RETURNS VARCHAR(30) RETURN CONCAT('XYZ, ' ,s); SELECT * FROM INFORMATION_SCHEMA.ROUTINES WHERE ROUTINE_SCHEMA = 'i_s_routines_test' AND ROUTINE_NAME = 'test_func5'; -SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION -test_func5 def i_s_routines_test test_func5 FUNCTION varchar 30 90 NULL NULL utf8 utf8_general_ci varchar(30) SQL RETURN CONCAT('XYZ, ' ,s) NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci utf8_general_ci +SPECIFIC_NAME ROUTINE_CATALOG ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE DATA_TYPE CHARACTER_MAXIMUM_LENGTH CHARACTER_OCTET_LENGTH NUMERIC_PRECISION NUMERIC_SCALE DATETIME_PRECISION CHARACTER_SET_NAME COLLATION_NAME DTD_IDENTIFIER ROUTINE_BODY ROUTINE_DEFINITION EXTERNAL_NAME EXTERNAL_LANGUAGE PARAMETER_STYLE IS_DETERMINISTIC SQL_DATA_ACCESS SQL_PATH SECURITY_TYPE CREATED LAST_ALTERED SQL_MODE ROUTINE_COMMENT DEFINER CHARACTER_SET_CLIENT COLLATION_CONNECTION DATABASE_COLLATION +test_func5 def i_s_routines_test test_func5 FUNCTION varchar 30 90 NULL NULL NULL utf8 utf8_general_ci varchar(30) SQL RETURN CONCAT('XYZ, ' ,s) NULL NULL SQL NO CONTAINS SQL NULL DEFINER <created> <modified> root@localhost latin1 latin1_swedish_ci utf8_general_ci DROP DATABASE i_s_routines_test; diff --git a/mysql-test/r/innodb_icp.result b/mysql-test/r/innodb_icp.result new file mode 100644 index 00000000000..6df834168fa --- /dev/null +++ b/mysql-test/r/innodb_icp.result @@ -0,0 +1,229 @@ +set @save_storage_engine= @@storage_engine; +set storage_engine=InnoDB; +set @innodb_icp_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +# +# Bug#36981 - "innodb crash when selecting for update" +# +CREATE TABLE t1 ( +c1 CHAR(1), +c2 CHAR(10), +KEY (c1) +); +INSERT INTO t1 VALUES ('3', null); +SELECT * FROM t1 WHERE c1='3' FOR UPDATE; +c1 c2 +3 NULL +DROP TABLE t1; +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +CREATE TABLE t2 (a INT); +INSERT INTO t2 SELECT A.a + 10*(B.a + 10*C.a) FROM t1 A, t1 B, t1 C; +CREATE TABLE t3 ( +c1 CHAR(10) NOT NULL, +c2 CHAR(10) NOT NULL, +c3 CHAR(200) NOT NULL, +KEY (c1) +); +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',1000+ t2.a,'=w'), 'filler' + FROM t2; +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',2000+t2.a,'=w'), 'filler-1' + FROM t2; +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',3000+t2.a,'=w'), 'filler-2' + FROM t2; +SELECT c1,c3 FROM t3 WHERE c1 >= 'c-1994=w' and c1 != 'c-1996=w' FOR UPDATE; +c1 c3 +c-1994=w filler +c-1994=w filler-1 +c-1994=w filler-2 +c-1995=w filler +c-1995=w filler-1 +c-1995=w filler-2 +c-1997=w filler +c-1997=w filler-1 +c-1997=w filler-2 +c-1998=w filler +c-1998=w filler-1 +c-1998=w filler-2 +c-1999=w filler +c-1999=w filler-1 +c-1999=w filler-2 +DROP TABLE t1,t2,t3; +# +# Bug#42580 - Innodb's ORDER BY ..LIMIT returns no rows for +# null-safe operator <=> NULL +# +CREATE TABLE t1( +c1 DATE NOT NULL, +c2 DATE NULL, +c3 DATETIME, +c4 TIMESTAMP, +PRIMARY KEY(c1), +UNIQUE(c2) +); + +INSERT INTO t1 VALUES('0000-00-00', '0000-00-00', '2008-01-04', '2008-01-05'); +INSERT INTO t1 VALUES('2007-05-25', '2007-05-25', '2007-05-26', '2007-05-26'); +INSERT INTO t1 VALUES('2008-01-01', NULL , '2008-01-02', '2008-01-03'); +INSERT INTO t1 VALUES('2008-01-17', NULL , NULL , '2009-01-29'); +INSERT INTO t1 VALUES('2009-01-29', '2009-01-29', '2009-01-29', '2009-01-29'); + +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c1,c2; +c1 c2 c3 c4 +2008-01-01 NULL 2008-01-02 00:00:00 2008-01-03 00:00:00 +2008-01-17 NULL NULL 2009-01-29 00:00:00 + +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c1,c2 LIMIT 2; +c1 c2 c3 c4 +2008-01-01 NULL 2008-01-02 00:00:00 2008-01-03 00:00:00 +2008-01-17 NULL NULL 2009-01-29 00:00:00 + +DROP TABLE t1; +# +# Bug#40992 - InnoDB: Crash when engine_condition_pushdown is on +# +CREATE TABLE t ( +dummy INT PRIMARY KEY, +a INT UNIQUE, +b INT +); +INSERT INTO t VALUES (1,1,1),(3,3,3),(5,5,5); +SELECT * FROM t WHERE a > 2 FOR UPDATE; +dummy a b +3 3 3 +5 5 5 +DROP TABLE t; +# +# Bug#35080 - Innodb crash at mem_block_get_len line 72 +# +CREATE TABLE t1 ( +t1_autoinc INT(11) NOT NULL AUTO_INCREMENT, +uuid VARCHAR(36) DEFAULT NULL, +PRIMARY KEY (t1_autoinc), +KEY k (uuid) +); +CREATE TABLE t2 ( +t2_autoinc INT(11) NOT NULL AUTO_INCREMENT, +uuid VARCHAR(36) DEFAULT NULL, +date DATETIME DEFAULT NULL, +PRIMARY KEY (t2_autoinc), +KEY k (uuid) +); +CREATE VIEW v1 AS +SELECT t1_autoinc, uuid +FROM t1 +WHERE (ISNULL(uuid) OR (uuid like '%-%')); +CREATE VIEW v2 AS +SELECT t2_autoinc, uuid, date +FROM t2 +WHERE (ISNULL(uuid) OR (LENGTH(uuid) = 36)); +CREATE PROCEDURE delete_multi (IN uuid CHAR(36)) +DELETE v1, v2 FROM v1 INNER JOIN v2 +ON v1.uuid = v2.uuid +WHERE v1.uuid = @uuid; +SET @uuid = UUID(); +INSERT INTO v1 (uuid) VALUES (@uuid); +INSERT INTO v2 (uuid, date) VALUES (@uuid, '2009-09-09'); +CALL delete_multi(@uuid); +DROP procedure delete_multi; +DROP table t1,t2; +DROP view v1,v2; +# +# Bug#41996 - multi-table delete crashes server (InnoDB table) +# +CREATE TABLE t1 ( +b BIGINT, +i INT, +KEY (b) +); +INSERT INTO t1 VALUES (2, 2); +DELETE t1 FROM t1 a, t1 WHERE a.i=t1.b; +DROP TABLE t1; +# +# Bug#43448 - Server crashes on multi table delete with Innodb +# +CREATE TABLE t1 ( +id1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY, +t CHAR(12) +); +CREATE TABLE t2 ( +id2 INT NOT NULL, +t CHAR(12) +); +CREATE TABLE t3( +id3 INT NOT NULL, +t CHAR(12), +INDEX(id3) +); +CREATE PROCEDURE insert_data () +BEGIN +DECLARE i1 INT DEFAULT 20; +DECLARE i2 INT; +DECLARE i3 INT; +WHILE (i1 > 0) DO +INSERT INTO t1(t) VALUES (i1); +SET i2 = 2; +WHILE (i2 > 0) DO +INSERT INTO t2(id2, t) VALUES (i1, i2); +SET i3 = 2; +WHILE (i3 > 0) DO +INSERT INTO t3(id3, t) VALUES (i1, i2); +SET i3 = i3 -1; +END WHILE; +SET i2 = i2 -1; +END WHILE; +SET i1 = i1 - 1; +END WHILE; +END | +CALL insert_data(); +SELECT COUNT(*) FROM t1 WHERE id1 > 10; +COUNT(*) +10 +SELECT COUNT(*) FROM t2 WHERE id2 > 10; +COUNT(*) +20 +SELECT COUNT(*) FROM t3 WHERE id3 > 10; +COUNT(*) +40 +DELETE t1, t2, t3 +FROM t1, t2, t3 +WHERE t1.id1 = t2.id2 AND t2.id2 = t3.id3 AND t1.id1 > 3; +SELECT COUNT(*) FROM t1; +COUNT(*) +3 +SELECT COUNT(*) FROM t2; +COUNT(*) +6 +SELECT COUNT(*) FROM t3; +COUNT(*) +12 +DROP PROCEDURE insert_data; +DROP TABLE t1, t2, t3; +# +# BUG#778434 Wrong result with in_to_exists=on in maria-5.3-mwl89 +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0); +CREATE TABLE t2 ( f10 int) ; +INSERT IGNORE INTO t2 VALUES (0); +CREATE TABLE t3 ( f1 int NOT NULL , f10 int, PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t3 VALUES (6,0),(10,0); +CREATE TABLE t4 ( f11 int) ; +INSERT IGNORE INTO t4 VALUES +(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(NULL), +(0),(0),(0),(0),(0),(0),(0),(0),(0),(0); +set @tmp_778434=@@optimizer_switch; +SET optimizer_switch='materialization=off,in_to_exists=on,subquery_cache=off,semijoin=off'; +SELECT * FROM t1 INNER JOIN t2 ON t2.f10 = t1.f11 +WHERE (6, 234) IN ( +SELECT t3.f1, t3.f1 +FROM t3 JOIN t4 ON t4.f11 = t3.f10 +); +f11 f10 +DROP TABLE t1,t2,t3,t4; +set optimizer_switch= @tmp_778434; +set optimizer_switch=@innodb_icp_tmp; +set storage_engine= @save_storage_engine; diff --git a/mysql-test/r/innodb_mrr_cpk.result b/mysql-test/r/innodb_mrr_cpk.result new file mode 100644 index 00000000000..81536f2a43b --- /dev/null +++ b/mysql-test/r/innodb_mrr_cpk.result @@ -0,0 +1,151 @@ +drop table if exists t0,t1,t2,t3; +set @innodb_mrr_cpk_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @save_join_cache_level=@@join_cache_level; +set join_cache_level=6; +set @save_storage_engine=@@storage_engine; +set storage_engine=innodb; +create table t0(a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1(a char(8), b char(8), filler char(100), primary key(a)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` char(8) NOT NULL DEFAULT '', + `b` char(8) DEFAULT NULL, + `filler` char(100) DEFAULT NULL, + PRIMARY KEY (`a`) +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +insert into t1 select +concat('a-', 1000 + A.a + B.a*10 + C.a*100, '=A'), +concat('b-', 1000 + A.a + B.a*10 + C.a*100, '=B'), +'filler' +from t0 A, t0 B, t0 C; +create table t2 (a char(8)); +insert into t2 values ('a-1010=A'), ('a-1030=A'), ('a-1020=A'); +This should use join buffer: +explain select * from t1, t2 where t1.a=t2.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 8 test.t2.a 1 Using join buffer (flat, BKA join); Key-ordered scan +This output must be sorted by value of t1.a: +select * from t1, t2 where t1.a=t2.a; +a b filler a +a-1010=A b-1010=B filler a-1010=A +a-1020=A b-1020=B filler a-1020=A +a-1030=A b-1030=B filler a-1030=A +drop table t1, t2; +create table t1( +a char(8) character set utf8, b int, filler char(100), +primary key(a,b) +); +insert into t1 select +concat('a-', 1000 + A.a + B.a*10 + C.a*100, '=A'), +1000 + A.a + B.a*10 + C.a*100, +'filler' +from t0 A, t0 B, t0 C; +create table t2 (a char(8) character set utf8, b int); +insert into t2 values ('a-1010=A', 1010), ('a-1030=A', 1030), ('a-1020=A', 1020); +explain select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 28 test.t2.a,test.t2.b 1 Using join buffer (flat, BKA join); Key-ordered scan +select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +a b filler a b +a-1010=A 1010 filler a-1010=A 1010 +a-1020=A 1020 filler a-1020=A 1020 +a-1030=A 1030 filler a-1030=A 1030 +insert into t2 values ('a-1030=A', 1030), ('a-1020=A', 1020); +explain select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 5 Using where +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 28 test.t2.a,test.t2.b 1 Using join buffer (flat, BKA join); Key-ordered scan +select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +a b filler a b +a-1010=A 1010 filler a-1010=A 1010 +a-1020=A 1020 filler a-1020=A 1020 +a-1020=A 1020 filler a-1020=A 1020 +a-1030=A 1030 filler a-1030=A 1030 +a-1030=A 1030 filler a-1030=A 1030 +drop table t1, t2; +create table t1( +a varchar(8) character set utf8, b int, filler char(100), +primary key(a,b) +); +insert into t1 select +concat('a-', 1000 + A.a + B.a*10 + C.a*100, '=A'), +1000 + A.a + B.a*10 + C.a*100, +'filler' +from t0 A, t0 B, t0 C; +create table t2 (a char(8) character set utf8, b int); +insert into t2 values ('a-1010=A', 1010), ('a-1030=A', 1030), ('a-1020=A', 1020); +explain select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 30 test.t2.a,test.t2.b 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan +select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +a b filler a b +a-1010=A 1010 filler a-1010=A 1010 +a-1020=A 1020 filler a-1020=A 1020 +a-1030=A 1030 filler a-1030=A 1030 +explain select * from t1, t2 where t1.a=t2.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 ref PRIMARY PRIMARY 26 test.t2.a 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan +select * from t1, t2 where t1.a=t2.a; +a b filler a b +a-1010=A 1010 filler a-1010=A 1010 +a-1020=A 1020 filler a-1020=A 1020 +a-1030=A 1030 filler a-1030=A 1030 +drop table t1, t2; +create table t1 (a int, b int, c int, filler char(100), primary key(a,b,c)); +insert into t1 select A.a, B.a, C.a, 'filler' from t0 A, t0 B, t0 C; +insert into t1 values (11, 11, 11, 'filler'); +insert into t1 values (11, 11, 12, 'filler'); +insert into t1 values (11, 11, 13, 'filler'); +insert into t1 values (11, 22, 1234, 'filler'); +insert into t1 values (11, 33, 124, 'filler'); +insert into t1 values (11, 33, 125, 'filler'); +create table t2 (a int, b int); +insert into t2 values (11,33), (11,22), (11,11); +explain select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 ref PRIMARY PRIMARY 8 test.t2.a,test.t2.b 1 Using join buffer (flat, BKA join); Key-ordered scan +select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +a b c filler a b +11 11 11 filler 11 11 +11 11 12 filler 11 11 +11 11 13 filler 11 11 +11 22 1234 filler 11 22 +11 33 124 filler 11 33 +11 33 125 filler 11 33 +set join_cache_level=0; +select * from t1, t2 where t1.a=t2.a and t1.b=t2.b; +a b c filler a b +11 33 124 filler 11 33 +11 33 125 filler 11 33 +11 22 1234 filler 11 22 +11 11 11 filler 11 11 +11 11 12 filler 11 11 +11 11 13 filler 11 11 +set join_cache_level=6; +explain select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 ref PRIMARY PRIMARY 4 test.t2.a 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered scan +select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100; +a b c filler a b +set optimizer_switch='index_condition_pushdown=off'; +explain select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 ref PRIMARY PRIMARY 4 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered scan +select * from t1, t2 where t1.a=t2.a and t2.b + t1.b > 100; +a b c filler a b +set optimizer_switch='index_condition_pushdown=on'; +drop table t1,t2; +set @@join_cache_level= @save_join_cache_level; +set storage_engine=@save_storage_engine; +set optimizer_switch=@innodb_mrr_cpk_tmp; +drop table t0; diff --git a/mysql-test/r/join.result b/mysql-test/r/join.result index 25dcb1cc5c0..e95ed8c7cf2 100644 --- a/mysql-test/r/join.result +++ b/mysql-test/r/join.result @@ -1,4 +1,5 @@ drop table if exists t1,t2,t3; +drop view if exists v1,v2; CREATE TABLE t1 (S1 INT); CREATE TABLE t2 (S1 INT); INSERT INTO t1 VALUES (1); @@ -404,7 +405,7 @@ SELECT STRAIGHT_JOIN t2.e FROM t1,t2 WHERE t2.d=1 AND t1.b=t2.e ORDER BY t1.b, t1.c; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 32 Using temporary; Using filesort -1 SIMPLE t2 ALL NULL NULL NULL NULL 16 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 16 Using where; Using join buffer (flat, BNL join) SELECT STRAIGHT_JOIN t2.e FROM t1,t2 WHERE t2.d=1 AND t1.b=t2.e ORDER BY t1.b, t1.c; e @@ -846,7 +847,7 @@ select * from t1, t2, t3 where t3.a=t1.a and t2.a=t1.b; a b a a explain select * from t1, t2, t3 where t3.a=t1.a and t2.a=t1.b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 4 +1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 Using index 1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index We expect rnd_next=5, and read_key must be 0 because of short-cutting: @@ -890,8 +891,8 @@ Z vv: Following query must use ALL(t1), eq_ref(A), eq_ref(B): vv explain select * from t1, t2 A, t2 B where A.a = t1.a and B.a=A.b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 10 -1 SIMPLE A eq_ref PRIMARY PRIMARY 4 test.t1.a 1 +1 SIMPLE t1 ALL NULL NULL NULL NULL 10 Using where +1 SIMPLE A eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where 1 SIMPLE B eq_ref PRIMARY PRIMARY 4 test.A.b 1 show status like '%cost%'; Variable_name Value @@ -911,7 +912,7 @@ INSERT INTO t1 SELECT a + 64, b FROM t1; INSERT INTO t2 SELECT a, b FROM t1; EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a LIMIT 2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index NULL PRIMARY 4 NULL 2 +1 SIMPLE t1 index NULL PRIMARY 4 NULL 2 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a LIMIT 2; id select_type table type possible_keys key key_len ref rows Extra @@ -925,7 +926,7 @@ a b c d 2 NULL 2 NULL EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 128 Using filesort +1 SIMPLE t1 ALL NULL NULL NULL NULL 128 Using where; Using filesort 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a; id select_type table type possible_keys key key_len ref rows Extra @@ -1096,11 +1097,11 @@ ON t4.a = t5.a ON t1.a = t3.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t3 ref a a 5 test.t1.a 2 Using index +1 SIMPLE t3 ref a a 5 test.t1.a 2 Using where; Using index 1 SIMPLE t4 ALL NULL NULL NULL NULL 0 Using where 1 SIMPLE t5 ALL NULL NULL NULL NULL 0 Using where 1 SIMPLE t6 ALL NULL NULL NULL NULL 0 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) SELECT * FROM t1 JOIN t2 ON t1.a = t2.a @@ -1221,4 +1222,122 @@ f1 2 DEALLOCATE PREPARE stmt; DROP TABLE t1; +# +# Bug LP:798597: Incorrect "Duplicate entry" error with views and +# GROUP BY +# +CREATE TABLE t1 ( f1 int NOT NULL , f2 int NOT NULL ) ; +INSERT INTO t1 VALUES (214,0),(6,6); +CREATE TABLE t2 ( f2 int) ; +INSERT INTO t2 VALUES (88),(88); +CREATE ALGORITHM=MERGE VIEW v1 AS SELECT t1.f1, t2.f2 FROM (t2 LEFT JOIN t1 ON (t2.f2 <> t1.f1)) WHERE (t1.f2 <= 0) ; +CREATE ALGORITHM=MERGE VIEW v2 AS SELECT t1.f1, t2.f2 FROM (t2 LEFT JOIN t1 ON (t2.f2 <> t1.f1)) WHERE (t1.f2 <= 0 or t1.f2 is null) ; +SELECT f1 , MIN(f2) FROM v1 GROUP BY f1; +f1 MIN(f2) +214 88 +SELECT f1 , MIN(f2) FROM v2 GROUP BY f1; +f1 MIN(f2) +214 88 +drop table t1,t2; +drop view v1,v2; +# +# BUG#47217 Lost optimization caused slowdown & wrong result. +# +CREATE TABLE t1 (pk INT, v VARCHAR(2), PRIMARY KEY(pk)); +CREATE INDEX ix1 ON t1(v); +CREATE TABLE t2 (pk INT, v VARCHAR(2), PRIMARY KEY(pk)); +CREATE INDEX ix2 ON t2(v); +INSERT INTO t1 VALUES (1,'a'),(2,NULL); +INSERT INTO t2 VALUES (1,NULL); +EXPLAIN SELECT * FROM t1 JOIN t2 ON t1.v = t2.v ORDER BY 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +EXPLAIN SELECT * FROM t1 JOIN t2 ON t1.v = t2.v; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +INSERT INTO t1 VALUES (3,'b'),(4,NULL),(5,'c'),(6,'cc'),(7,'d'), +(8,'dd'),(9,'e'),(10,'ee'); +INSERT INTO t2 VALUES (2,NULL); +FLUSH STATUS; +SELECT * FROM t1 JOIN t2 ON t1.v = t2.v WHERE t2.v IS NULL ORDER BY 1; +pk v pk v +SHOW STATUS LIKE 'Handler_read_%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 1 +Handler_read_last 0 +Handler_read_next 2 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 1 +DROP TABLE t1, t2; End of 5.1 tests +# +# BUG#724275: Crash in JOIN::optimize in maria-5.3 +# +create table t1 (a int); +insert into t1 values (1),(2); +insert into t1 select * from t1; +create table t2 (a int, b int, key(a,b)); +insert into t2 values (1,1),(1,2),(1,3),(1,4),(2,5),(2,6),(2,7),(2,8),(2,9); +insert into t2 select * from t2; +insert into t2 select * from t2; +insert into t2 select * from t2; +create table t3 (a int, b int, key(a)); +insert into t3 values (1,1),(2,2); +select * from +t3 straight_join t1 straight_join t2 force index(a) +where t2.a=1 and t2.b=t1.a and t1.a=t3.b and t3.a=1; +a b a a b +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +1 1 1 1 1 +drop table t1,t2,t3; +# +# BUG#729067/730466: unexpected 'Range checked for each record' +# for queries with OR in WHERE clause +# +CREATE TABLE t1 (f1 int, f2 int) ; +INSERT INTO t1 VALUES (4,0),(5,1); +CREATE TABLE t2 (f1 int, f2 int, KEY (f2)) ; +INSERT INTO t2 VALUES (5,7), (8,9); +EXPLAIN +SELECT * FROM t1 STRAIGHT_JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1<>0 OR t1.f2<>0 AND t1.f1 = t2.f2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 ALL f2 NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT * FROM t1 STRAIGHT_JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1<>0 OR t1.f2<>0 AND t1.f1 = t2.f2; +f1 f2 f1 f2 +5 1 5 7 +DROP TABLE t1,t2; +CREATE TABLE t1(f1 int PRIMARY KEY, f2 int) ; +INSERT INTO t1 VALUES (9,4), (10,9); +CREATE TABLE t2(f1 int PRIMARY KEY, f2 int) ; +INSERT INTO t2 VALUES (9,4), (10,9); +EXPLAIN +SELECT STRAIGHT_JOIN * FROM t1 JOIN t2 ON t2.f2 = t1.f1 +WHERE t1.f1 IN (SELECT f1 FROM t1) AND t1.f1 = t2.f1 OR t1.f1 = 9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 2 Using where +1 PRIMARY t2 ALL PRIMARY NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 Using index +SELECT STRAIGHT_JOIN * FROM t1 JOIN t2 ON t2.f2 = t1.f1 +WHERE t1.f1 IN (SELECT f1 FROM t1) AND t1.f1 = t2.f1 OR t1.f1 = 9; +f1 f2 f1 f2 +9 4 10 9 +DROP TABLE t1,t2; diff --git a/mysql-test/r/join_cache.result b/mysql-test/r/join_cache.result index 4e0ae5bf640..0e616e259bc 100644 --- a/mysql-test/r/join_cache.result +++ b/mysql-test/r/join_cache.result @@ -1,5 +1,12 @@ DROP TABLE IF EXISTS t1,t2,t3,t4,t5,t6,t7,t8,t9,t10,t11; DROP DATABASE IF EXISTS world; +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch='optimize_join_buffer_size=on'; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set @@optimizer_switch='semijoin_with_cache=on'; +set @@optimizer_switch='outer_join_with_cache=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @local_join_cache_test_optimizer_switch_default=@@optimizer_switch; set names utf8; CREATE DATABASE world; use world; @@ -42,7 +49,7 @@ WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (flat, BNL join) SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -68,158 +75,48 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer (flat, BNL join) +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (flat, BNL join) SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English set join_cache_level=2; show variables like 'join_cache_level'; Variable_name Value @@ -230,7 +127,7 @@ WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (flat, BNL join) SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -256,158 +153,306 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer (flat, BNL join) +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (incremental, BNL join) SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English +set join_cache_level=3; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 3 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE CountryLanguage hash_ALL NULL #hash#$hj 3 world.Country.Code 984 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +set join_cache_level=4; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 4 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE CountryLanguage hash_ALL NULL #hash#$hj 3 world.Country.Code 984 Using where; Using join buffer (incremental, BNLH join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND City.Population > 5000000 +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +Name Population Name Population +China 1277558000 Shanghai 9696300 +China 1277558000 Peking 7472000 +China 1277558000 Chongqing 6351600 +China 1277558000 Tianjin 5286800 +Colombia 42321000 Santafé de Bogotá 6260862 +Congo, The Democratic Republic of the 51654000 Kinshasa 5064000 +Chile 15211000 NULL NULL +Cambodia 11168000 NULL NULL +Cameroon 15085000 NULL NULL +Canada 31147000 NULL NULL +Cuba 11201000 NULL NULL +Côte d?Ivoire 14786000 NULL NULL +Czech Republic 10278100 NULL NULL +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND +(City.Population > 5000000 OR City.Name LIKE 'Za%') +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +Name Population Name Population +China 1277558000 Shanghai 9696300 +China 1277558000 Peking 7472000 +China 1277558000 Chongqing 6351600 +China 1277558000 Tianjin 5286800 +China 1277558000 Zaozhuang 380846 +China 1277558000 Zaoyang 162198 +China 1277558000 Zalantun 130031 +Colombia 42321000 Santafé de Bogotá 6260862 +Congo, The Democratic Republic of the 51654000 Kinshasa 5064000 +Chile 15211000 NULL NULL +Cambodia 11168000 NULL NULL +Cameroon 15085000 NULL NULL +Canada 31147000 NULL NULL +Cuba 11201000 NULL NULL +Côte d?Ivoire 14786000 NULL NULL +Czech Republic 10278100 NULL NULL +CREATE INDEX City_Population ON City(Population); +CREATE INDEX City_Name ON City(Name); +ANALYZE TABLE City; +EXPLAIN +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND City.Population > 5000000 +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_range City_Population #hash#$hj:City_Population 3:4 world.Country.Code 25 Using where; Rowid-ordered scan; Using join buffer (flat, BNLH join) +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND City.Population > 5000000 +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +Name Population Name Population +China 1277558000 Shanghai 9696300 +China 1277558000 Peking 7472000 +China 1277558000 Chongqing 6351600 +China 1277558000 Tianjin 5286800 +Colombia 42321000 Santafé de Bogotá 6260862 +Congo, The Democratic Republic of the 51654000 Kinshasa 5064000 +Chile 15211000 NULL NULL +Cambodia 11168000 NULL NULL +Cameroon 15085000 NULL NULL +Canada 31147000 NULL NULL +Cuba 11201000 NULL NULL +Côte d?Ivoire 14786000 NULL NULL +Czech Republic 10278100 NULL NULL +EXPLAIN +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND +(City.Population > 5000000 OR City.Name LIKE 'Za%') +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_index_merge City_Population,City_Name #hash#$hj:City_Population,City_Name 3:4,35 world.Country.Code 96 Using sort_union(City_Population,City_Name); Using where; Using join buffer (flat, BNLH join) +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND +(City.Population > 5000000 OR City.Name LIKE 'Za%') +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +Name Population Name Population +China 1277558000 Shanghai 9696300 +China 1277558000 Peking 7472000 +China 1277558000 Chongqing 6351600 +China 1277558000 Tianjin 5286800 +China 1277558000 Zaozhuang 380846 +China 1277558000 Zaoyang 162198 +China 1277558000 Zalantun 130031 +Colombia 42321000 Santafé de Bogotá 6260862 +Congo, The Democratic Republic of the 51654000 Kinshasa 5064000 +Chile 15211000 NULL NULL +Cambodia 11168000 NULL NULL +Cameroon 15085000 NULL NULL +Canada 31147000 NULL NULL +Cuba 11201000 NULL NULL +Côte d?Ivoire 14786000 NULL NULL +Czech Republic 10278100 NULL NULL +DROP INDEX City_Population ON City; +DROP INDEX City_Name ON City; set join_cache_level=default; set join_buffer_size=256; show variables like 'join_buffer_size'; @@ -422,7 +467,7 @@ WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (flat, BNL join) SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -448,158 +493,48 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (flat, BNL join) +1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer (flat, BNL join) SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English set join_cache_level=2; show variables like 'join_cache_level'; Variable_name Value @@ -610,7 +545,85 @@ WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (flat, BNL join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer (flat, BNL join) +1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer (incremental, BNL join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +set join_cache_level=3; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 3 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -636,158 +649,126 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage ALL NULL NULL NULL NULL 984 Using where; Using join buffer -1 SIMPLE City ALL NULL NULL NULL NULL 4079 Using where; Using join buffer +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE CountryLanguage hash_ALL NULL #hash#$hj 3 world.Country.Code 984 Using where; Using join buffer (flat, BNLH join) SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +set join_cache_level=4; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 4 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE City hash_ALL NULL #hash#$hj 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE CountryLanguage hash_ALL NULL #hash#$hj 3 world.Country.Code 984 Using where; Using join buffer (incremental, BNLH join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English set join_cache_level=default; set join_buffer_size=default; show variables like 'join_buffer_size'; @@ -827,6 +808,465 @@ INDEX (Percentage) show variables like 'join_buffer_size'; Variable_name Value join_buffer_size 131072 +set join_cache_level=3; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 3 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where +1 SIMPLE Country hash_ALL PRIMARY #hash#PRIMARY 3 world.CountryLanguage.Country 239 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE City hash_ALL Country #hash#Country 3 world.CountryLanguage.Country 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +EXPLAIN +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +Name +Vientiane +Riga +Daugavpils +Maseru +Beirut +Tripoli +Monrovia +Tripoli +Bengasi +Misrata +Vilnius +Kaunas +Klaipeda +?iauliai +Panevezys +EXPLAIN +SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) +FROM Country LEFT JOIN CountryLanguage ON +(CountryLanguage.Country=Country.Code AND Language='English') +WHERE +Country.Population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE CountryLanguage hash_ALL PRIMARY #hash#PRIMARY 33 world.Country.Code,const 984 Using where; Using join buffer (flat, BNLH join) +SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) +FROM Country LEFT JOIN CountryLanguage ON +(CountryLanguage.Country=Country.Code AND Language='English') +WHERE +Country.Population > 10000000; +Name IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) +Australia 81.2 +United Kingdom 97.3 +Canada 60.4 +United States 86.2 +Zimbabwe 2.2 +Japan 0.1 +South Africa 8.5 +Malaysia 1.6 +Afghanistan NULL +Netherlands NULL +Algeria NULL +Angola NULL +Argentina NULL +Bangladesh NULL +Belgium NULL +Brazil NULL +Burkina Faso NULL +Chile NULL +Ecuador NULL +Egypt NULL +Spain NULL +Ethiopia NULL +Philippines NULL +Ghana NULL +Guatemala NULL +Indonesia NULL +India NULL +Iraq NULL +Iran NULL +Italy NULL +Yemen NULL +Yugoslavia NULL +Cambodia NULL +Cameroon NULL +Kazakstan NULL +Kenya NULL +China NULL +Colombia NULL +Congo, The Democratic Republic of the NULL +North Korea NULL +South Korea NULL +Greece NULL +Cuba NULL +Madagascar NULL +Malawi NULL +Mali NULL +Morocco NULL +Mexico NULL +Mozambique NULL +Myanmar NULL +Nepal NULL +Niger NULL +Nigeria NULL +Côte d?Ivoire NULL +Pakistan NULL +Peru NULL +Poland NULL +France NULL +Romania NULL +Germany NULL +Saudi Arabia NULL +Somalia NULL +Sri Lanka NULL +Sudan NULL +Syria NULL +Taiwan NULL +Tanzania NULL +Thailand NULL +Czech Republic NULL +Turkey NULL +Uganda NULL +Ukraine NULL +Hungary NULL +Uzbekistan NULL +Belarus NULL +Venezuela NULL +Russian Federation NULL +Vietnam NULL +show variables like 'join_buffer_size'; +Variable_name Value +join_buffer_size 131072 +set join_cache_level=4; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 4 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where +1 SIMPLE Country hash_ALL PRIMARY #hash#PRIMARY 3 world.CountryLanguage.Country 239 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE City hash_ALL Country #hash#Country 3 world.CountryLanguage.Country 4079 Using where; Using join buffer (incremental, BNLH join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +EXPLAIN +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +Name +Vientiane +Riga +Daugavpils +Maseru +Beirut +Tripoli +Monrovia +Tripoli +Bengasi +Misrata +Vilnius +Kaunas +Klaipeda +?iauliai +Panevezys +EXPLAIN +SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) +FROM Country LEFT JOIN CountryLanguage ON +(CountryLanguage.Country=Country.Code AND Language='English') +WHERE +Country.Population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where +1 SIMPLE CountryLanguage hash_ALL PRIMARY #hash#PRIMARY 33 world.Country.Code,const 984 Using where; Using join buffer (flat, BNLH join) +SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) +FROM Country LEFT JOIN CountryLanguage ON +(CountryLanguage.Country=Country.Code AND Language='English') +WHERE +Country.Population > 10000000; +Name IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) +Australia 81.2 +United Kingdom 97.3 +Canada 60.4 +United States 86.2 +Zimbabwe 2.2 +Japan 0.1 +South Africa 8.5 +Malaysia 1.6 +Afghanistan NULL +Netherlands NULL +Algeria NULL +Angola NULL +Argentina NULL +Bangladesh NULL +Belgium NULL +Brazil NULL +Burkina Faso NULL +Chile NULL +Ecuador NULL +Egypt NULL +Spain NULL +Ethiopia NULL +Philippines NULL +Ghana NULL +Guatemala NULL +Indonesia NULL +India NULL +Iraq NULL +Iran NULL +Italy NULL +Yemen NULL +Yugoslavia NULL +Cambodia NULL +Cameroon NULL +Kazakstan NULL +Kenya NULL +China NULL +Colombia NULL +Congo, The Democratic Republic of the NULL +North Korea NULL +South Korea NULL +Greece NULL +Cuba NULL +Madagascar NULL +Malawi NULL +Mali NULL +Morocco NULL +Mexico NULL +Mozambique NULL +Myanmar NULL +Nepal NULL +Niger NULL +Nigeria NULL +Côte d?Ivoire NULL +Pakistan NULL +Peru NULL +Poland NULL +France NULL +Romania NULL +Germany NULL +Saudi Arabia NULL +Somalia NULL +Sri Lanka NULL +Sudan NULL +Syria NULL +Taiwan NULL +Tanzania NULL +Thailand NULL +Czech Republic NULL +Turkey NULL +Uganda NULL +Ukraine NULL +Hungary NULL +Uzbekistan NULL +Belarus NULL +Venezuela NULL +Russian Federation NULL +Vietnam NULL +EXPLAIN +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND City.Population > 5000000 +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country range Name Name 52 NULL # Using index condition; Using where; Rowid-ordered scan +1 SIMPLE City hash_range Population,Country #hash#Country:Population 3:4 world.Country.Code # Using where; Rowid-ordered scan; Using join buffer (flat, BNLH join) +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND City.Population > 5000000 +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +Name Population Name Population +China 1277558000 Shanghai 9696300 +China 1277558000 Peking 7472000 +China 1277558000 Chongqing 6351600 +China 1277558000 Tianjin 5286800 +Colombia 42321000 Santafé de Bogotá 6260862 +Congo, The Democratic Republic of the 51654000 Kinshasa 5064000 +Chile 15211000 NULL NULL +Cambodia 11168000 NULL NULL +Cameroon 15085000 NULL NULL +Canada 31147000 NULL NULL +Cuba 11201000 NULL NULL +Côte d?Ivoire 14786000 NULL NULL +Czech Republic 10278100 NULL NULL +CREATE INDEX City_Name ON City(Name); +EXPLAIN +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND +(City.Population > 5000000 OR City.Name LIKE 'Za%') +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country range Name Name 52 NULL 17 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE City hash_index_merge Population,Country,City_Name #hash#Country:Population,City_Name 3:4,35 world.Country.Code 96 Using sort_union(Population,City_Name); Using where; Using join buffer (flat, BNLH join) +SELECT Country.Name, Country.Population, City.Name, City.Population +FROM Country LEFT JOIN City +ON City.Country=Country.Code AND +(City.Population > 5000000 OR City.Name LIKE 'Za%') +WHERE Country.Name LIKE 'C%' AND Country.Population > 10000000; +Name Population Name Population +China 1277558000 Shanghai 9696300 +China 1277558000 Peking 7472000 +China 1277558000 Chongqing 6351600 +China 1277558000 Tianjin 5286800 +China 1277558000 Zaozhuang 380846 +China 1277558000 Zaoyang 162198 +China 1277558000 Zalantun 130031 +Colombia 42321000 Santafé de Bogotá 6260862 +Congo, The Democratic Republic of the 51654000 Kinshasa 5064000 +Chile 15211000 NULL NULL +Cambodia 11168000 NULL NULL +Cameroon 15085000 NULL NULL +Canada 31147000 NULL NULL +Cuba 11201000 NULL NULL +Côte d?Ivoire 14786000 NULL NULL +Czech Republic 10278100 NULL NULL +DROP INDEX City_Name ON City; +show variables like 'join_buffer_size'; +Variable_name Value +join_buffer_size 131072 set join_cache_level=5; show variables like 'join_cache_level'; Variable_name Value @@ -836,8 +1276,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -863,173 +1303,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -1057,7 +1379,7 @@ WHERE Country.Population > 10000000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer +1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) FROM Country LEFT JOIN CountryLanguage ON (CountryLanguage.Country=Country.Code AND Language='English') @@ -1151,8 +1473,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -1178,173 +1500,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -1372,7 +1576,7 @@ WHERE Country.Population > 10000000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer +1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) FROM Country LEFT JOIN CountryLanguage ON (CountryLanguage.Country=Country.Code AND Language='English') @@ -1466,8 +1670,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -1493,173 +1697,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -1687,7 +1773,7 @@ WHERE Country.Population > 10000000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer +1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) FROM Country LEFT JOIN CountryLanguage ON (CountryLanguage.Country=Country.Code AND Language='English') @@ -1781,8 +1867,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -1808,173 +1894,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (incremental, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -2002,7 +1970,7 @@ WHERE Country.Population > 10000000; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE Country ALL NULL NULL NULL NULL 239 Using where -1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer +1 SIMPLE CountryLanguage eq_ref PRIMARY PRIMARY 33 world.Country.Code,const 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT Country.Name, IF(ISNULL(CountryLanguage.Country), NULL, CountryLanguage.Percentage) FROM Country LEFT JOIN CountryLanguage ON (CountryLanguage.Country=Country.Code AND Language='English') @@ -2091,6 +2059,214 @@ set join_buffer_size=256; show variables like 'join_buffer_size'; Variable_name Value join_buffer_size 256 +set join_cache_level=3; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 3 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where +1 SIMPLE Country hash_ALL PRIMARY #hash#PRIMARY 3 world.CountryLanguage.Country 239 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE City hash_ALL Country #hash#Country 3 world.CountryLanguage.Country 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +EXPLAIN +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +Name +Vientiane +Riga +Daugavpils +Maseru +Beirut +Tripoli +Monrovia +Tripoli +Bengasi +Misrata +Vilnius +Kaunas +Klaipeda +?iauliai +Panevezys +set join_cache_level=4; +show variables like 'join_cache_level'; +Variable_name Value +join_cache_level 4 +EXPLAIN +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT City.Name, Country.Name FROM City,Country +WHERE City.Country=Country.Code AND +Country.Name LIKE 'L%' AND City.Population > 100000; +Name Name +Vientiane Laos +Riga Latvia +Daugavpils Latvia +Maseru Lesotho +Beirut Lebanon +Tripoli Lebanon +Monrovia Liberia +Tripoli Libyan Arab Jamahiriya +Bengasi Libyan Arab Jamahiriya +Misrata Libyan Arab Jamahiriya +Vilnius Lithuania +Kaunas Lithuania +Klaipeda Lithuania +?iauliai Lithuania +Panevezys Lithuania +EXPLAIN +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where +1 SIMPLE Country hash_ALL PRIMARY #hash#PRIMARY 3 world.CountryLanguage.Country 239 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE City hash_ALL Country #hash#Country 3 world.CountryLanguage.Country 4079 Using where; Using join buffer (incremental, BNLH join) +SELECT City.Name, Country.Name, CountryLanguage.Language +FROM City,Country,CountryLanguage +WHERE City.Country=Country.Code AND +CountryLanguage.Country=Country.Code AND +City.Name LIKE 'L%' AND Country.Population > 3000000 AND +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; +Name Name Language +La Matanza Argentina Spanish +Lomas de Zamora Argentina Spanish +Lauro de Freitas Brazil Portuguese +Los Angeles Chile Spanish +Las Palmas de Gran Canaria Spain Spanish +L´Hospitalet de Llobregat Spain Spanish +Lleida (Lérida) Spain Spanish +Liupanshui China Chinese +Lianyungang China Chinese +Liangcheng China Chinese +Lengshuijiang China Chinese +Lázaro Cárdenas Mexico Spanish +Lagos de Moreno Mexico Spanish +Las Margaritas Mexico Spanish +Lashio (Lasho) Myanmar Burmese +Lalitapur Nepal Nepali +Ludwigshafen am Rhein Germany German +Leverkusen Germany German +Luchou Taiwan Min +Lungtan Taiwan Min +Lower Hutt New Zealand English +Los Teques Venezuela Spanish +Leninsk-Kuznetski Russian Federation Russian +Los Angeles United States English +Long Beach United States English +Lexington-Fayette United States English +Louisville United States English +Little Rock United States English +EXPLAIN +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City hash_ALL Population,Country #hash#Country 3 world.Country.Code 4079 Using where; Using join buffer (flat, BNLH join) +SELECT Name FROM City +WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND +City.Population > 100000; +Name +Vientiane +Riga +Daugavpils +Maseru +Beirut +Tripoli +Monrovia +Tripoli +Bengasi +Misrata +Vilnius +Kaunas +Klaipeda +?iauliai +Panevezys set join_cache_level=5; show variables like 'join_cache_level'; Variable_name Value @@ -2100,8 +2276,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -2127,173 +2303,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -2322,8 +2380,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -2349,173 +2407,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -2544,8 +2484,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -2571,173 +2511,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -2766,8 +2588,8 @@ SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 SIMPLE Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 SIMPLE City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND Country.Name LIKE 'L%' AND City.Population > 100000; @@ -2793,173 +2615,55 @@ FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE CountryLanguage ALL PRIMARY,Percentage NULL NULL NULL 984 Using where -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer -1 SIMPLE City ref Country Country 3 world.Country.Code 18 Using index condition(BKA); Using where; Using join buffer +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE City ref Country Country 3 world.CountryLanguage.Country 18 Using where; Using join buffer (incremental, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name, CountryLanguage.Language FROM City,Country,CountryLanguage WHERE City.Country=Country.Code AND CountryLanguage.Country=Country.Code AND City.Name LIKE 'L%' AND Country.Population > 3000000 AND -CountryLanguage.Percentage > 50; +CountryLanguage.Percentage > 50 AND +LENGTH(Language) < LENGTH(City.Name) - 2; Name Name Language -Leiden Netherlands Dutch La Matanza Argentina Spanish Lomas de Zamora Argentina Spanish -La Plata Argentina Spanish -Lanús Argentina Spanish -Las Heras Argentina Spanish -La Rioja Argentina Spanish -Liège Belgium Dutch -La Paz Bolivia Spanish -Londrina Brazil Portuguese -Limeira Brazil Portuguese -Lages Brazil Portuguese -Luziânia Brazil Portuguese Lauro de Freitas Brazil Portuguese -Linhares Brazil Portuguese -London United Kingdom English -Liverpool United Kingdom English -Leeds United Kingdom English -Leicester United Kingdom English -Luton United Kingdom English Los Angeles Chile Spanish -La Serena Chile Spanish -La Romana Dominican Republic Spanish -Loja Ecuador Spanish -Luxor Egypt Arabic Las Palmas de Gran Canaria Spain Spanish L´Hospitalet de Llobregat Spain Spanish -Leganés Spain Spanish -León Spain Spanish -Logroño Spain Spanish Lleida (Lérida) Spain Spanish -Le-Cap-Haïtien Haiti Haiti Creole -La Ceiba Honduras Spanish -Livorno Italy Italian -Latina Italy Italian -Lecce Italy Italian -La Spezia Italy Italian -Linz Austria German -London Canada English -Laval Canada English -Longueuil Canada English -Lanzhou China Chinese -Luoyang China Chinese -Liuzhou China Chinese -Liaoyang China Chinese Liupanshui China Chinese -Liaoyuan China Chinese Lianyungang China Chinese -Leshan China Chinese -Linyi China Chinese -Luzhou China Chinese -Laiwu China Chinese -Liaocheng China Chinese -Laizhou China Chinese -Linfen China Chinese Liangcheng China Chinese -Longkou China Chinese -Langfang China Chinese -Liu´an China Chinese -Longjing China Chinese Lengshuijiang China Chinese -Laiyang China Chinese -Longyan China Chinese -Linhe China Chinese -Leiyang China Chinese -Loudi China Chinese -Luohe China Chinese -Linqing China Chinese -Laohekou China Chinese -Linchuan China Chinese -Lhasa China Chinese -Lianyuan China Chinese -Liyang China Chinese -Liling China Chinese -Linhai China Chinese -Larisa Greece Greek -La Habana Cuba Spanish -Lilongwe Malawi Chichewa -León Mexico Spanish -La Paz Mexico Spanish -La Paz Mexico Spanish Lázaro Cárdenas Mexico Spanish Lagos de Moreno Mexico Spanish -Lerdo Mexico Spanish -Los Cabos Mexico Spanish -Lerma Mexico Spanish Las Margaritas Mexico Spanish Lashio (Lasho) Myanmar Burmese Lalitapur Nepal Nepali -León Nicaragua Spanish -Lambaré Paraguay Spanish -Lima Peru Spanish -Lisboa Portugal Portuguese -Lódz Poland Polish -Lublin Poland Polish -Legnica Poland Polish -Lyon France French -Le Havre France French -Lille France French -Le Mans France French -Limoges France French -Linköping Sweden Swedish -Lund Sweden Swedish -Leipzig Germany German -Lübeck Germany German Ludwigshafen am Rhein Germany German Leverkusen Germany German -Lünen Germany German -Lahti Finland Finnish -Lausanne Switzerland German -Latakia Syria Arabic Luchou Taiwan Min Lungtan Taiwan Min -Liberec Czech Republic Czech -Lviv Ukraine Ukrainian -Lugansk Ukraine Ukrainian -Lutsk Ukraine Ukrainian -Lysyt?ansk Ukraine Ukrainian Lower Hutt New Zealand English -Lida Belarus Belorussian Los Teques Venezuela Spanish -Lipetsk Russian Federation Russian -Ljubertsy Russian Federation Russian Leninsk-Kuznetski Russian Federation Russian -Long Xuyen Vietnam Vietnamese Los Angeles United States English -Las Vegas United States English Long Beach United States English Lexington-Fayette United States English Louisville United States English -Lincoln United States English -Lubbock United States English Little Rock United States English -Laredo United States English -Lakewood United States English -Lansing United States English -Lancaster United States English -Lafayette United States English -Lowell United States English -Livonia United States English -# !!!NB igor: after backporting the SJ code the following should return -# EXPLAIN -# SELECT Name FROM City -# WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND -# City.Population > 100000; -# id select_type table type possible_keys key key_len ref rows Extra -# 1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -# 1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer EXPLAIN SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Using MRR -1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer +1 PRIMARY Country range PRIMARY,Name Name 52 NULL 10 Using index condition; Rowid-ordered scan +1 PRIMARY City ref Population,Country Country 3 world.Country.Code 18 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT Name FROM City WHERE City.Country IN (SELECT Code FROM Country WHERE Country.Name LIKE 'L%') AND City.Population > 100000; @@ -3038,62 +2742,62 @@ Ho Chi Minh City Vietnam New York United States Los Angeles United States set join_cache_level=8; -set join_buffer_size=256; +set join_buffer_size=384; EXPLAIN SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND City.Population > 3000000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE City range Population,Country Population 4 NULL # Using index condition; Using MRR -1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.City.Country # Using join buffer +1 SIMPLE City range Population,Country Population 4 NULL # Using index condition; Rowid-ordered scan +1 SIMPLE Country eq_ref PRIMARY PRIMARY 3 world.City.Country # Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT City.Name, Country.Name FROM City,Country WHERE City.Country=Country.Code AND City.Population > 3000000; Name Name -Sydney Australia -Dhaka Bangladesh -Rio de Janeiro Brazil -São Paulo Brazil -London United Kingdom -Santiago de Chile Chile Alexandria Egypt +Ankara Turkey +Baghdad Iraq +Bangkok Thailand +Berlin Germany Cairo Egypt -Jakarta Indonesia -Delhi India Calcutta [Kolkata] India -Mumbai (Bombay) India +Chengdu China Chennai (Madras) India -Baghdad Iraq -Teheran Iran -Tokyo Japan -Jokohama [Yokohama] Japan -Peking China Chongqing China -Shanghai China -Wuhan China +Ciudad de México Mexico +Delhi India +Dhaka Bangladesh Harbin China -Shenyang China +Ho Chi Minh City Vietnam +Istanbul Turkey +Jakarta Indonesia +Jokohama [Yokohama] Japan Kanton [Guangzhou] China -Tianjin China -Chengdu China -Santafé de Bogotá Colombia -Kinshasa Congo, The Democratic Republic of the -Seoul South Korea -Pusan South Korea -Ciudad de México Mexico -Rangoon (Yangon) Myanmar Karachi Pakistan +Kinshasa Congo, The Democratic Republic of the Lahore Pakistan Lima Peru -Berlin Germany +London United Kingdom +Los Angeles United States +Moscow Russian Federation +Mumbai (Bombay) India +New York United States +Peking China +Pusan South Korea +Rangoon (Yangon) Myanmar +Rio de Janeiro Brazil Riyadh Saudi Arabia +Santafé de Bogotá Colombia +Santiago de Chile Chile +Seoul South Korea +Shanghai China +Shenyang China Singapore Singapore -Bangkok Thailand -Ankara Turkey -Istanbul Turkey St Petersburg Russian Federation -Moscow Russian Federation -Ho Chi Minh City Vietnam -Los Angeles United States -New York United States +Sydney Australia +São Paulo Brazil +Teheran Iran +Tianjin China +Tokyo Japan +Wuhan China set join_buffer_size=default; set join_cache_level=6; ALTER TABLE Country MODIFY Name varchar(52) NOT NULL default ''; @@ -3333,15 +3037,15 @@ t1.metaid = t2.metaid AND t1.affiliateid = '2'; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t6 system PRIMARY NULL NULL NULL 1 1 SIMPLE t1 ref t1_affiliateid,t1_metaid t1_affiliateid 4 const 1 -1 SIMPLE t4 ref PRIMARY,t4_formatclassid,t4_formats_idx t4_formats_idx 1 const 1 Using index condition; Using where; Using join buffer -1 SIMPLE t5 eq_ref PRIMARY,t5_formattypeid PRIMARY 4 test.t4.formatclassid 1 Using where; Using join buffer -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.metaid 1 Using join buffer +1 SIMPLE t4 ref PRIMARY,t4_formatclassid,t4_formats_idx t4_formats_idx 1 const 1 Using index condition; Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 eq_ref PRIMARY,t5_formattypeid PRIMARY 4 test.t4.formatclassid 1 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.metaid 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan 1 SIMPLE t7 ref PRIMARY PRIMARY 4 test.t1.metaid 1 Using index -1 SIMPLE t3 ref t3_metaid,t3_formatid,t3_metaidformatid t3_metaid 4 test.t1.metaid 2 Using where; Using join buffer -1 SIMPLE t8 eq_ref PRIMARY PRIMARY 4 test.t7.artistid 1 Using join buffer -1 SIMPLE t9 index PRIMARY,t9_subgenreid,t9_metaid PRIMARY 8 NULL 2 Using where; Using index; Using join buffer -1 SIMPLE t10 eq_ref PRIMARY,t10_genreid PRIMARY 4 test.t9.subgenreid 1 Using join buffer -1 SIMPLE t11 eq_ref PRIMARY PRIMARY 4 test.t10.genreid 1 Using join buffer +1 SIMPLE t3 ref t3_metaid,t3_formatid,t3_metaidformatid t3_metaid 4 test.t1.metaid 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t8 eq_ref PRIMARY PRIMARY 4 test.t7.artistid 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t9 index PRIMARY,t9_subgenreid,t9_metaid PRIMARY 8 NULL 2 Using where; Using index; Using join buffer (incremental, BNL join) +1 SIMPLE t10 eq_ref PRIMARY,t10_genreid PRIMARY 4 test.t9.subgenreid 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t11 eq_ref PRIMARY PRIMARY 4 test.t10.genreid 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan SELECT t1.uniquekey, t1.xml AS affiliateXml, t8.name AS artistName, t8.artistid, t11.name AS genreName, t11.genreid, t11.priority AS genrePriority, @@ -3392,7 +3096,7 @@ SELECT a1<>a2, a1, a2, b2, b3, c3, SUBSTR(filler1,1,1) AS s1, SUBSTR(filler2,1,1) AS s2 FROM t1,t2,t3 WHERE a1=a2 AND b2=b3 AND MOD(c3,10)>7; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 9 +1 SIMPLE t1 ALL NULL NULL NULL NULL 9 Using where 1 SIMPLE t2 ref PRIMARY PRIMARY 4 test.t1.a1 1 Using index 1 SIMPLE t3 ref idx idx 5 test.t2.b2 5 Using where SELECT a1<>a2, a1, a2, b2, b3, c3, @@ -3420,9 +3124,9 @@ SELECT a1<>a2, a1, a2, b2, b3, c3, SUBSTR(filler1,1,1) AS s1, SUBSTR(filler2,1,1) AS s2 FROM t1,t2,t3 WHERE a1=a2 AND b2=b3 AND MOD(c3,10)>7; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 9 +1 SIMPLE t1 ALL NULL NULL NULL NULL 9 Using where 1 SIMPLE t2 ref PRIMARY PRIMARY 4 test.t1.a1 1 Using index -1 SIMPLE t3 ref idx idx 5 test.t2.b2 5 Using where; Using join buffer +1 SIMPLE t3 ref idx idx 5 test.t2.b2 5 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT a1<>a2, a1, a2, b2, b3, c3, SUBSTR(filler1,1,1) AS s1, SUBSTR(filler2,1,1) AS s2 FROM t1,t2,t3 WHERE a1=a2 AND b2=b3 AND MOD(c3,10)>7; @@ -3454,7 +3158,7 @@ set join_cache_level=8; EXPLAIN SELECT * FROM t1,t2 WHERE t1.a=t2.a AND t1.b >= 30; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL idx NULL NULL NULL 7 Using where -1 SIMPLE t2 ref idx idx 5 test.t1.a 2 Using join buffer +1 SIMPLE t2 ref idx idx 5 test.t1.a 2 Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT * FROM t1,t2 WHERE t1.a=t2.a AND t1.b >= 30; a b a b 7 40 7 10 @@ -3487,7 +3191,7 @@ EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.a WHERE t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 5 -1 SIMPLE t2 ref i_a i_a 4 test.t1.a 2 Using where; Not exists; Using join buffer +1 SIMPLE t2 ref i_a i_a 4 test.t1.a 2 Using where; Not exists; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.a WHERE t2.b IS NULL; a a b 3 NULL NULL @@ -3514,7 +3218,7 @@ select t1.a, count(t2.p) as count from t1 left join t2 on t1.a=t2.a and t2.p % 2 = 1 group by t1.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 8 Using temporary; Using filesort -1 SIMPLE t2 ref i_a i_a 5 test.t1.a 2 Using where; Using join buffer +1 SIMPLE t2 ref i_a i_a 5 test.t1.a 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select t1.a, count(t2.p) as count from t1 left join t2 on t1.a=t2.a and t2.p % 2 = 1 group by t1.a; a count @@ -3566,7 +3270,7 @@ a b a c explain select * from t1 left join t2 on t1.a=t2.a where t2.c=102 or t2.c is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 5 test.t1.a 3 Using where; Using join buffer (flat, BNLH join) select * from t1 left join t2 on t1.a=t2.a where t2.c=102 or t2.c is null; a b a c 3 30 3 102 @@ -3589,11 +3293,11 @@ a b explain select * from t1 left join t2 on (1=0) where a=40; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on (1=0) where a=40; a b 40 NULL -set join_cache_level=1; +set join_cache_level=0; explain select * from t1 left join t2 on (1=0); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 @@ -3632,8 +3336,8 @@ set join_cache_level=6; set join_buffer_size=1024; EXPLAIN SELECT AVG(c) FROM t1,t2 WHERE t1.a=t2.b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 2050 -1 SIMPLE t2 ref idx idx 5 test.t1.a 640 Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 2050 Using where +1 SIMPLE t2 ref idx idx 5 test.t1.a 640 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT AVG(c) FROM t1,t2 WHERE t1.a=t2.b; AVG(c) 5.0000 @@ -3673,8 +3377,8 @@ WHERE t1.a=t2.a AND t2.a=t3.a AND t1.b IS NULL AND t2.b IS NULL AND t3.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL PRIMARY NULL NULL NULL 16384 Using where -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using join buffer -1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using join buffer +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan SELECT COUNT(*) FROM t1,t2,t3 WHERE t1.a=t2.a AND t2.a=t3.a AND t1.b IS NULL AND t2.b IS NULL AND t3.b IS NULL; @@ -3714,6 +3418,7 @@ INSERT INTO t3(a,b) VALUES (4,30), (4,40), (4,50), (4,60), (4,70), (4,80), (5,30), (5,40), (5,50), (5,60), (5,70), (5,80), (7,30), (7,40), (7,50), (7,60), (7,70), (7,80); +set join_cache_level=0; SELECT t1.a, t2.a, t3.a, t2.b, t3.b, t3.val FROM (t1,t2) LEFT JOIN t3 ON (t1.a=t3.a AND t2.b=t3.b) WHERE t1.a=t2.a; @@ -3738,7 +3443,7 @@ WHERE t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index PRIMARY PRIMARY 8 NULL 2 Using index 1 SIMPLE t2 ref PRIMARY PRIMARY 8 test.t1.a 1 Using index -1 SIMPLE t3 ref idx idx 16 test.t1.a,test.t2.b 2 Using join buffer +1 SIMPLE t3 ref idx idx 16 test.t1.a,test.t2.b 2 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT t1.a, t2.a, t3.a, t2.b, t3.b, t3.val FROM (t1,t2) LEFT JOIN t3 ON (t1.a=t3.a AND t2.b=t3.b) WHERE t1.a=t2.a; @@ -3755,7 +3460,7 @@ a a a b b val 2 2 2 70 70 0 2 2 2 80 80 0 DROP INDEX idx ON t3; -set join_cache_level=4; +set join_cache_level=2; EXPLAIN SELECT t1.a, t2.a, t3.a, t2.b, t3.b, t3.val FROM (t1,t2) LEFT JOIN t3 ON (t1.a=t3.a AND t2.b=t3.b) @@ -3763,7 +3468,7 @@ WHERE t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index PRIMARY PRIMARY 8 NULL 2 Using index 1 SIMPLE t2 ref PRIMARY PRIMARY 8 test.t1.a 1 Using index -1 SIMPLE t3 ALL NULL NULL NULL NULL 24 Using where; Using join buffer +1 SIMPLE t3 ALL NULL NULL NULL NULL 24 Using where; Using join buffer (flat, BNL join) SELECT t1.a, t2.a, t3.a, t2.b, t3.b, t3.val FROM (t1,t2) LEFT JOIN t3 ON (t1.a=t3.a AND t2.b=t3.b) WHERE t1.a=t2.a; @@ -3808,8 +3513,8 @@ f1 f2 f3 explain select t2.f1, t2.f2, t2.f3 from t1,t2 where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan set join_cache_level=6; select t2.f1, t2.f2, t2.f3 from t1,t2 where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1; @@ -3821,8 +3526,8 @@ f1 f2 f3 explain select t2.f1, t2.f2, t2.f3 from t1,t2 where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan set join_cache_level=7; select t2.f1, t2.f2, t2.f3 from t1,t2 where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1; @@ -3834,8 +3539,8 @@ f1 f2 f3 explain select t2.f1, t2.f2, t2.f3 from t1,t2 where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan set join_cache_level=8; select t2.f1, t2.f2, t2.f3 from t1,t2 where t1.f1=t2.f1 and t2.f2 between t1.f1 and t1.f2 and t2.f2 + 1 >= t1.f1 + 1; @@ -3847,8 +3552,8 @@ f1 f2 f3 explain select t2.f1, t2.f2, t2.f3 from t1,t2 where t1.f1=t2.f1 and t2.f2 between t1.f1 and t2.f2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t2 ref f1 f1 4 test.t1.f1 3 Using index condition(BKA); Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan drop table t1,t2; set join_cache_level=default; # @@ -3866,8 +3571,8 @@ explain select t1.id1, sum(t2.id2) from t1 join t2 on t1.id1=t2.id1 where t1.d=3 group by t1.id1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref idx1 idx1 5 const 4 Using index; Using temporary; Using filesort -1 SIMPLE t2 ref idx2 idx2 5 test.t1.id1 2 Using join buffer +1 SIMPLE t1 ref idx1 idx1 5 const 4 Using where; Using index; Using temporary; Using filesort +1 SIMPLE t2 ref idx2 idx2 5 test.t1.id1 2 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select t1.id1, sum(t2.id2) from t1 join t2 on t1.id1=t2.id1 where t1.d=3 group by t1.id1; id1 sum(t2.id2) @@ -3878,8 +3583,8 @@ explain select t1.id1 from t1 join t2 on t1.id1=t2.id1 where t1.d=3 and t2.id2 > 200 order by t1.id1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref idx1 idx1 5 const 4 Using index; Using temporary; Using filesort -1 SIMPLE t2 ref idx2 idx2 5 test.t1.id1 2 Using where; Using join buffer +1 SIMPLE t1 ref idx1 idx1 5 const 4 Using where; Using index; Using temporary; Using filesort +1 SIMPLE t2 ref idx2 idx2 5 test.t1.id1 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select t1.id1 from t1 join t2 on t1.id1=t2.id1 where t1.d=3 and t2.id2 > 200 order by t1.id1; id1 @@ -3922,7 +3627,7 @@ explain select t1.a, t1.b, t1.c, t1.d, t2.e, t3.f, t4.g from t1,t2,t3,t4 where t2.b=t1.b and t3.d=t1.d and t4.c=t1.c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 7 +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 Using where 1 SIMPLE t2 ref idx idx 5 test.t1.b 1 1 SIMPLE t3 ref idx idx 5 test.t1.d 1 1 SIMPLE t4 ref idx idx 5 test.t1.c 1 @@ -3935,10 +3640,10 @@ explain select t1.a, t1.b, t1.c, t1.d, t2.e, t3.f, t4.g from t1,t2,t3,t4 where t2.b=t1.b and t3.d=t1.d and t4.c=t1.c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 7 -1 SIMPLE t2 ref idx idx 5 test.t1.b 1 Using join buffer -1 SIMPLE t3 ref idx idx 5 test.t1.d 1 Using join buffer -1 SIMPLE t4 ref idx idx 5 test.t1.c 1 Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 Using where +1 SIMPLE t2 ref idx idx 5 test.t1.b 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t3 ref idx idx 5 test.t1.d 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t4 ref idx idx 5 test.t1.c 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan select t1.a, t1.b, t1.c, t1.d, t2.e, t3.f, t4.g from t1,t2,t3,t4 where t2.b=t1.b and t3.d=t1.d and t4.c=t1.c; a b c d e f g @@ -3986,20 +3691,20 @@ FROM t1 JOIN t2 JOIN t3 JOIN t4 JOIN t5 WHERE t1.id1=t5.id1 AND t1.id2=t5.id2 and t4.id2=t1.id2 AND t5.enum2='Active' AND t3.id4=t2.id4 AND t2.id3=t1.id3 AND t3.text1<'D'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 349 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 8 test.t1.id3 1 Using join buffer -1 SIMPLE t3 eq_ref PRIMARY PRIMARY 8 test.t2.id4 1 Using where; Using join buffer -1 SIMPLE t4 eq_ref PRIMARY PRIMARY 8 test.t1.id2 1 Using join buffer -1 SIMPLE t5 eq_ref PRIMARY PRIMARY 16 test.t1.id1,test.t1.id2 1 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 349 Using where +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 8 test.t1.id3 1 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 8 test.t2.id4 1 Using where; Using join buffer (incremental, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 8 test.t1.id2 1 Using join buffer (incremental, BKAH join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 eq_ref PRIMARY PRIMARY 16 test.t1.id1,test.t1.id2 1 Using where; Using join buffer (incremental, BKAH join); Key-ordered Rowid-ordered scan SELECT STRAIGHT_JOIN t1.id1, t1.num3, t3.text1, t3.id4, t2.id3, t4.dummy FROM t1 JOIN t2 JOIN t3 JOIN t4 JOIN t5 WHERE t1.id1=t5.id1 AND t1.id2=t5.id2 and t4.id2=t1.id2 AND t5.enum2='Active' AND t3.id4=t2.id4 AND t2.id3=t1.id3 AND t3.text1<'D'; id1 num3 text1 id4 id3 dummy 228172702 14 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 2567095402 2667134182 0 +228172702 134 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 2567095402 2667134182 0 228172702 15 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 2567095402 2667134182 0 228172702 3 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 2567095402 2667134182 0 -228172702 134 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA 2567095402 2667134182 0 228808822 61 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 13 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 60 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 @@ -4007,17 +3712,17 @@ id1 num3 text1 id4 id3 dummy 228808822 3 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 4 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 6 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 -228808822 17 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 -228808822 50 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 18 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 1 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 3 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 +228808822 17 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 +228808822 50 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 4 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 826928662 935693782 0 228808822 89 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 228808822 19 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 +228808822 9 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 228808822 84 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 228808822 14 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 -228808822 9 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 228808822 1 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 228808822 10 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 228808822 26 CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC 2381969632 2482416112 0 @@ -4087,7 +3792,7 @@ FROM t1 STRAIGHT_JOIN t2 ORDER BY t1.int_key; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL int_key 4 NULL 14 Using index -1 SIMPLE t2 index NULL int_key 4 NULL 2 Using index; Using join buffer +1 SIMPLE t2 index NULL int_key 4 NULL 2 Using index; Using join buffer (flat, BNL join) DROP TABLE t1,t2; SET join_cache_level=default; @@ -4115,8 +3820,8 @@ ORDER BY t2.v; MAX(t1.i) NULL Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'x' -Warning 1292 Truncated incorrect INTEGER value: 'y' +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'y' EXPLAIN SELECT MAX(t1.i) @@ -4124,7 +3829,7 @@ FROM t1 JOIN t2 ON t2.v ORDER BY t2.v; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where -1 SIMPLE t1 index NULL PRIMARY 4 NULL 4 Using index; Using join buffer +1 SIMPLE t1 index NULL PRIMARY 4 NULL 4 Using index; Using join buffer (flat, BNL join) DROP TABLE t1,t2; # @@ -4158,8 +3863,8 @@ insert into t3 values (1,1),(2,2); explain select t1.* from t1,t2,t3; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) select t1.* from t1,t2,t3; a b 1 1 @@ -4174,8 +3879,8 @@ set join_cache_level=2; explain select t1.* from t1,t2,t3; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using join buffer (incremental, BNL join) select t1.* from t1,t2,t3; a b 1 1 @@ -4188,3 +3893,1117 @@ a b 2 2 set join_cache_level=default; drop table t1,t2,t3; +# +# Bug #52394: using join buffer for 3 table join with ref access +# LP #623209: and no references to the columns of the middle table +# +set join_cache_level=6; +CREATE TABLE t1 (a int(11), b varchar(1)); +INSERT INTO t1 VALUES (6,'r'),(27,'o'); +CREATE TABLE t2(a int); +INSERT INTO t2 VALUES(1),(2),(3),(4),(5); +CREATE TABLE t3 (a int(11) primary key, b varchar(1)); +INSERT INTO t3 VALUES +(14,'d'),(15,'z'),(16,'e'),(17,'h'),(18,'b'),(19,'s'),(20,'e'), +(21,'j'),(22,'e'),(23,'f'),(24,'v'),(25,'x'),(26,'m'),(27,'o'); +EXPLAIN +SELECT t3.a FROM t1,t2,t3 WHERE t1.a = t3.a AND t1.b = t3.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 5 Using join buffer (flat, BNL join) +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +SELECT t3.a FROM t1,t2,t3 WHERE t1.a = t3.a AND t1.b = t3.b; +a +27 +27 +27 +27 +27 +DROP TABLE t1,t2,t3; +set join_cache_level=default; +# +# Bug #51084: Batched key access crashes for SELECT with +# derived table and LEFT JOIN +# +CREATE TABLE t1 ( +carrier int, +id int PRIMARY KEY +); +INSERT INTO t1 VALUES (1,11),(1,12),(2,13); +CREATE TABLE t2 ( +scan_date int, +package_id int +); +INSERT INTO t2 VALUES (2008,21),(2008,22); +CREATE TABLE t3 ( +carrier int PRIMARY KEY, +id int +); +INSERT INTO t3 VALUES (1,31); +CREATE TABLE t4 ( +carrier_id int, +INDEX carrier_id(carrier_id) +); +INSERT INTO t4 VALUES (31),(32); +SET join_cache_level=8; +SELECT COUNT(*) +FROM (t2 JOIN t1) LEFT JOIN (t3 JOIN t4 ON t3.id = t4.carrier_id) +ON t3.carrier = t1.carrier; +COUNT(*) +6 +EXPLAIN +SELECT COUNT(*) +FROM (t2 JOIN t1) LEFT JOIN (t3 JOIN t4 ON t3.id = t4.carrier_id) +ON t3.carrier = t1.carrier; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t1.carrier 1 Using where +1 SIMPLE t4 ref carrier_id carrier_id 5 test.t3.id 2 Using index +SET join_cache_level=default; +DROP TABLE t1,t2,t3,t4; +# +# Bug #52636: allowing JOINs on NULL values w/ join_cache_level = 5-8 +# +CREATE TABLE t1 (b int); +INSERT INTO t1 VALUES (NULL),(3); +CREATE TABLE t2 (a int, b int, KEY (b)); +INSERT INTO t2 VALUES (100,NULL),(150,200); +set join_cache_level = 5; +explain SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ref b b 5 test.t1.b 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +a +NULL +NULL +set join_cache_level = 8; +explain SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ref b b 5 test.t1.b 2 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +a +NULL +NULL +delete from t1; +INSERT INTO t1 VALUES (NULL),(NULL); +set join_cache_level = 5; +explain SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ref b b 5 test.t1.b 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +a +NULL +NULL +DROP TABLE t1,t2; +CREATE TABLE t1 (b varchar(100)); +INSERT INTO t1 VALUES (NULL),("some varchar"); +CREATE TABLE t2 (a int, b varchar(100), KEY (b)); +INSERT INTO t2 VALUES (100,NULL),(150,"varchar"),(200,NULL),(250,"long long varchar"); +set join_cache_level = 5; +explain SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ref b b 103 test.t1.b 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +a +NULL +NULL +set join_cache_level = 8; +explain SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ref b b 103 test.t1.b 2 Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +SELECT t2.a FROM t1 LEFT JOIN t2 ON t2.b = t1.b; +a +NULL +NULL +set join_cache_level = default; +DROP TABLE t1,t2; +# +# Bug #54359: Extra rows with join_cache_level=7,8 and two joins +# and multi-column index" +# +CREATE TABLE t1 ( +pk int NOT NULL, +a int DEFAULT NULL, +b varchar(16) DEFAULT NULL, +c varchar(16) DEFAULT NULL, +INDEX idx (b,a)) +; +INSERT INTO t1 VALUES (4,9,'k','k'); +INSERT INTO t1 VALUES (12,5,'k','k'); +set join_cache_level = 8; +EXPLAIN +SELECT t.a FROM t1 t, t1 s FORCE INDEX(idx) +WHERE s.pk AND s.a >= t.pk AND s.b = t.c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE s ref idx idx 19 test.t.c 1 Using index condition(BKA); Using where; Using join buffer (flat, BKAH join); Key-ordered Rowid-ordered scan +SELECT t.a FROM t1 t, t1 s FORCE INDEX(idx) +WHERE s.pk AND s.a >= t.pk AND s.b = t.c; +a +9 +9 +set join_cache_level = default; +DROP TABLE t1; +# +# Bug #54235: Extra rows with join_cache_level=6,8 and two LEFT JOINs +# +CREATE TABLE t1 (a int); +CREATE TABLE t2 (a int); +CREATE TABLE t3 (a int); +CREATE TABLE t4 (a int); +INSERT INTO t1 VALUES (null), (2), (null), (1); +set join_cache_level = 6; +EXPLAIN +SELECT t1.a +FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON t2.a) ON 0 +WHERE t1.a OR t3.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 4 +1 SIMPLE t2 ALL NULL NULL NULL NULL 0 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 0 Using where; Using join buffer (incremental, BNL join) +SELECT t1.a +FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON t2.a) ON 0 +WHERE t1.a OR t3.a; +a +2 +1 +EXPLAIN +SELECT t1.a +FROM t1 LEFT JOIN (t2 LEFT JOIN (t3 LEFT JOIN t4 ON 1) ON t2.a) ON 0 +WHERE t1.a OR t4.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 4 +1 SIMPLE t2 ALL NULL NULL NULL NULL 0 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 0 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 0 Using where; Using join buffer (incremental, BNL join) +SELECT t1.a +FROM t1 LEFT JOIN (t2 LEFT JOIN (t3 LEFT JOIN t4 ON 1) ON t2.a) ON 0 +WHERE t1.a OR t4.a; +a +2 +1 +set join_cache_level = default; +DROP TABLE t1,t2,t3,t4; +# +# Bug #663840: Memory overwrite causing crash with hash join +# +SET SESSION join_cache_level=3; +SET SESSION join_buffer_size=100; +Warnings: +Warning 1292 Truncated incorrect join_buffer_size value: '100' +CREATE TABLE t3 ( +i int NOT NULL, +j int NOT NULL, +d date NOT NULL, +t time NOT NULL, +v varchar(1) NOT NULL, +u varchar(1) NOT NULL, +INDEX idx (v) +) COLLATE=latin1_bin; +INSERT INTO t3 VALUES +(3,8,'2008-12-04','00:00:00','v','v'), (3,8,'2009-03-28','00:00:00','f','f'), +(3,5,'1900-01-01','00:55:47','v','v'), (2,8,'2009-10-02','00:00:00','s','s'), +(1,8,'1900-01-01','20:51:59','a','a'), (0,6,'2008-06-04','09:47:27','p','p'), +(8,7,'2009-01-13','21:58:29','z','z'), (5,2,'1900-01-01','22:45:53','a','a'), +(9,5,'2008-01-28','14:06:48','h','h'), (5,7,'2004-09-18','22:17:16','h','h'), +(4,2,'2006-10-14','14:59:37','v','v'), (2,9,'1900-01-01','23:37:40','v','v'), +(33,142,'2000-11-28','14:14:01','b','b'), (5,3,'2008-04-04','02:54:19','y','y'), +(1,0,'2002-07-13','06:34:26','v','v'), (9,3,'2003-01-03','18:07:38','m','m'), +(1,5,'2006-04-02','13:55:23','z','z'), (3,9,'2006-10-19','20:32:28','n','n'), +(8,1,'2005-06-08','11:57:44','d','d'), (231,107,'2006-12-26','03:10:35','a','a'); +CREATE TABLE t1 SELECT * FROM t3; +DELETE FROM t1 WHERE i > 8; +CREATE TABLE t2 SELECT * FROM t3; +DELETE FROM t2 WHERE j > 10; +EXPLAIN +SELECT t1.i, t1.d, t1.v, t2.i, t2.d, t2.t, t2.v FROM t1,t2,t3 +WHERE t3.u <='a' AND t2.j < 5 AND t3.v = t2.u; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 16 +1 SIMPLE t2 ALL NULL NULL NULL NULL 18 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t3 hash_ALL idx #hash#idx 3 test.t2.u 20 Using where; Using join buffer (flat, BNLH join) +SELECT t1.i, t1.d, t1.v, t2.i, t2.d, t2.t, t2.v FROM t1,t2,t3 +WHERE t3.u <='a' AND t2.j < 5 AND t3.v = t2.u; +i d v i d t v +0 2008-06-04 p 5 1900-01-01 22:45:53 a +0 2008-06-04 p 5 1900-01-01 22:45:53 a +0 2008-06-04 p 5 1900-01-01 22:45:53 a +1 1900-01-01 a 5 1900-01-01 22:45:53 a +1 1900-01-01 a 5 1900-01-01 22:45:53 a +1 1900-01-01 a 5 1900-01-01 22:45:53 a +1 2002-07-13 v 5 1900-01-01 22:45:53 a +1 2002-07-13 v 5 1900-01-01 22:45:53 a +1 2002-07-13 v 5 1900-01-01 22:45:53 a +1 2006-04-02 z 5 1900-01-01 22:45:53 a +1 2006-04-02 z 5 1900-01-01 22:45:53 a +1 2006-04-02 z 5 1900-01-01 22:45:53 a +2 1900-01-01 v 5 1900-01-01 22:45:53 a +2 1900-01-01 v 5 1900-01-01 22:45:53 a +2 1900-01-01 v 5 1900-01-01 22:45:53 a +2 2009-10-02 s 5 1900-01-01 22:45:53 a +2 2009-10-02 s 5 1900-01-01 22:45:53 a +2 2009-10-02 s 5 1900-01-01 22:45:53 a +3 1900-01-01 v 5 1900-01-01 22:45:53 a +3 1900-01-01 v 5 1900-01-01 22:45:53 a +3 1900-01-01 v 5 1900-01-01 22:45:53 a +3 2006-10-19 n 5 1900-01-01 22:45:53 a +3 2006-10-19 n 5 1900-01-01 22:45:53 a +3 2006-10-19 n 5 1900-01-01 22:45:53 a +3 2008-12-04 v 5 1900-01-01 22:45:53 a +3 2008-12-04 v 5 1900-01-01 22:45:53 a +3 2008-12-04 v 5 1900-01-01 22:45:53 a +3 2009-03-28 f 5 1900-01-01 22:45:53 a +3 2009-03-28 f 5 1900-01-01 22:45:53 a +3 2009-03-28 f 5 1900-01-01 22:45:53 a +4 2006-10-14 v 5 1900-01-01 22:45:53 a +4 2006-10-14 v 5 1900-01-01 22:45:53 a +4 2006-10-14 v 5 1900-01-01 22:45:53 a +5 1900-01-01 a 5 1900-01-01 22:45:53 a +5 1900-01-01 a 5 1900-01-01 22:45:53 a +5 1900-01-01 a 5 1900-01-01 22:45:53 a +5 2004-09-18 h 5 1900-01-01 22:45:53 a +5 2004-09-18 h 5 1900-01-01 22:45:53 a +5 2004-09-18 h 5 1900-01-01 22:45:53 a +5 2008-04-04 y 5 1900-01-01 22:45:53 a +5 2008-04-04 y 5 1900-01-01 22:45:53 a +5 2008-04-04 y 5 1900-01-01 22:45:53 a +8 2005-06-08 d 5 1900-01-01 22:45:53 a +8 2005-06-08 d 5 1900-01-01 22:45:53 a +8 2005-06-08 d 5 1900-01-01 22:45:53 a +8 2009-01-13 z 5 1900-01-01 22:45:53 a +8 2009-01-13 z 5 1900-01-01 22:45:53 a +8 2009-01-13 z 5 1900-01-01 22:45:53 a +DROP TABLE t1,t2,t3; +SET SESSION join_cache_level=DEFAULT; +SET SESSION join_buffer_size=DEFAULT; +# +# Bug #664508: 'Simple' GROUP BY + ORDER BY +# when join buffers are used +# +CREATE TABLE t1 ( +pk int NOT NULL, i int NOT NULL, v varchar(1) NOT NULL, +PRIMARY KEY (pk), INDEX idx1(i), INDEX idx2 (v,i) +) COLLATE latin1_bin; +INSERT INTO t1 VALUES +(10,8,'v'), (11,8,'f'), (12,5,'v'), (13,8,'s'), (14,8,'a'), +(15,6,'p'), (16,7,'z'), (17,2,'a'), (18,5,'h'), (19,7,'h'), +(25,3,'m'), (26,5,'z'), (27,9,'n'), (28,1,'d'), (29,107,'a'); +CREATE TABLE t2 ( +pk int NOT NULL, i int NOT NULL, v varchar(1) NOT NULL, +PRIMARY KEY (pk), INDEX idx1(i), INDEX idx2(v,i) +) COLLATE latin1_bin; +INSERT INTO t2 VALUES +(10,8,'v'), (11,8,'f'), (12,5,'v'), (13,8,'s'), (14,8,'a'), +(15,6,'p'), (16,7,'z'), (17,2,'a'), (18,5,'h'), (19,7,'h'), +(20,2,'v'), (21,9,'v'), (22,142,'b'), (23,3,'y'), (24,0,'v'), +(25,3,'m'), (26,5,'z'), (27,9,'n'), (28,1,'d'), (29,107,'a'); +CREATE TABLE t3 ( +pk int NOT NULL, i int NOT NULL, v varchar(1) NOT NULL, +PRIMARY KEY (pk), INDEX idx1(i), INDEX idx2(v,i) +) COLLATE latin1_bin; +INSERT INTO t3 VALUES +(1,9,'x'), (2,5,'g'), (3,1,'o'), (4,0,'g'), (5,1,'v'), +(6,190,'m'), (7,6,'x'), (8,3,'c'), (9,4,'z'), (10,3,'i'), +(11,186,'x'), (12,1,'g'), (13,8,'q'), (14,226,'m'), (15,133,'p'), +(16,6,'e'), (17,3,'t'), (18,8,'j'), (19,5,'h'), (20,7,'w'); +SET SESSION join_cache_level=1; +EXPLAIN +SELECT t2.v FROM t1, t2, t3 WHERE t3.v <> t2.v AND t3.pk = t2.i AND t1.v = t3.v +GROUP BY t2.v ORDER BY t1.pk,t2.v; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 index idx1 idx2 7 NULL 20 Using index; Using temporary; Using filesort +1 SIMPLE t3 eq_ref PRIMARY,idx2 PRIMARY 4 test.t2.i 1 Using where +1 SIMPLE t1 ref idx2 idx2 3 test.t3.v 2 +SELECT t2.v FROM t1, t2, t3 WHERE t3.v <> t2.v AND t3.pk = t2.i AND t1.v = t3.v +GROUP BY t2.v ORDER BY t1.pk,t2.v; +v +h +z +p +n +v +SET SESSION join_cache_level=6; +EXPLAIN +SELECT t2.v FROM t1, t2, t3 WHERE t3.v <> t2.v AND t3.pk = t2.i AND t1.v = t3.v +GROUP BY t2.v ORDER BY t1.pk,t2.v; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL idx1 NULL NULL NULL 20 Using temporary; Using filesort +1 SIMPLE t3 eq_ref PRIMARY,idx2 PRIMARY 4 test.t2.i 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t1 ref idx2 idx2 3 test.t3.v 2 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +SELECT t2.v FROM t1, t2, t3 WHERE t3.v <> t2.v AND t3.pk = t2.i AND t1.v = t3.v +GROUP BY t2.v ORDER BY t1.pk,t2.v; +v +h +z +n +v +p +SET SESSION join_cache_level=4; +EXPLAIN +SELECT t2.v FROM t1, t2, t3 WHERE t3.v <> t2.v AND t3.pk = t2.i AND t1.v = t3.v +GROUP BY t2.v ORDER BY t1.pk,t2.v; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL idx1 NULL NULL NULL 20 Using temporary; Using filesort +1 SIMPLE t3 hash_ALL PRIMARY,idx2 #hash#PRIMARY 4 test.t2.i 20 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t1 hash_ALL idx2 #hash#idx2 3 test.t3.v 15 Using join buffer (incremental, BNLH join) +SELECT t2.v FROM t1, t2, t3 WHERE t3.v <> t2.v AND t3.pk = t2.i AND t1.v = t3.v +GROUP BY t2.v ORDER BY t1.pk,t2.v; +v +h +z +n +v +p +DROP TABLE t1,t2,t3; +SET SESSION join_cache_level=DEFAULT; +# +# Bug #668290: hash join with non-binary collations +# +CREATE TABLE t1 ( +i int DEFAULT NULL, +cl varchar(10) CHARACTER SET latin1 DEFAULT NULL, +cu varchar(10) CHARACTER SET utf8 DEFAULT NULL, +INDEX cl (cl), +INDEX cu (cu) +); +INSERT INTO t1 VALUES +(650903552,'cmxffkpsel','z'), (535298048,'tvtjrcmxff','y'), +(1626865664,'when','for'), (39649280,'rcvljitvtj','ercvljitvt'), +(792068096,'ttercvljit','jttercvlji'); +INSERT INTO t1 SELECT * FROM t1; +CREATE TABLE t2 ( +cu varchar(10) CHARACTER SET utf8 DEFAULT NULL, +i int DEFAULT NULL, +cl varchar(10) CHARACTER SET latin1 DEFAULT NULL, +INDEX cu (cu), +INDEX cl (cl) +); +INSERT INTO t2 VALUES +('g',7,'like'), ('fujttercvl',6,'y'), +('s',2,'e'), ('didn\'t',0,'v'), + ('gvdrodpedk',8,'chogvdrodp'), ('jichogvdro',7,'will'); +EXPLAIN +SELECT t2.i FROM t1,t2 WHERE t1.cu = t2.cl ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 +1 SIMPLE t1 ref cu cu 33 func 2 Using where; Using index +SELECT t2.i FROM t1,t2 WHERE t1.cu = t2.cl ; +i +6 +6 +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT t2.i FROM t1,t2 WHERE t1.cu = t2.cl ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 6 +1 SIMPLE t1 hash_index cu #hash#cu:cu 33:33 func 10 Using where; Using join buffer (flat, BNLH join) +SELECT t2.i FROM t1,t2 WHERE t1.cu = t2.cl ; +i +6 +6 +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #669382: hash join using a ref with constant key parts +# +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES +(9), (11), (7), (8), (4), (1), (12), (3), (5); +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +CREATE TABLE t2 (a int, b int, c int, INDEX idx (a,b)); +INSERT INTO t2 VALUES +(8, 80, 800), (1, 10, 100), (1, 11, 101), (3, 30, 300), +(1, 12, 102), (8, 81, 801), (7, 70, 700), (12, 120, 1200), +(8, 82, 802), (1, 13, 103), (1, 14, 104), (3, 31, 301), +(1, 15, 105), (8, 83, 803), (7, 71, 701); +SET SESSION join_cache_level = 4; +SET SESSION join_buffer_size = 256; +EXPLAIN +SELECT t1.a, t2.c FROM t1,t2 WHERE t1.a=t2.a AND t2.b=99; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 36 Using where +1 SIMPLE t2 hash_ALL idx #hash#idx 10 test.t1.a,const 15 Using join buffer (flat, BNLH join) +SELECT t1.a, t2.c FROM t1,t2 WHERE t1.a=t2.a AND t2.b=99; +a c +SET SESSION join_cache_level = DEFAULT; +SET SESSION join_buffer_size = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #671901: hash join using a ref to a varchar field +# +CREATE TABLE t1 ( +v varchar(10) CHARACTER SET latin1 COLLATE latin1_bin DEFAULT NULL, +i int DEFAULT NULL +); +INSERT INTO t1 VALUES +('k',8), ('abcdefjh',-575340544), ('f',77), ('because', 2), ('f',-517472256), +('abcdefjhj',5), ('z',7); +CREATE TABLE t2 ( +v varchar(10) CHARACTER SET latin1 COLLATE latin1_bin DEFAULT NULL, +i int DEFAULT NULL, +INDEX idx (v) +); +INSERT INTO t2 VALUES +('did',5), ('was',-1631322112), ('are',3), ('abcdefjhjk',3), +('abcdefjhjk',4), ('tell',-824573952), ('t',0),('v',-1711013888), +('abcdefjhjk',1015414784), ('or',4), ('now',0), ('abcdefjhjk',-32702464), +('abcdefjhjk',4), ('time',1078394880), ('f',4), ('m',-1845559296), +('ff', 5), ('abcdefjhjk',-1074397184); +EXPLAIN +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = t1.v; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 Using where +1 SIMPLE t2 ref idx idx 13 test.t1.v 2 +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = t1.v; +v i +f 4 +f 4 +EXPLAIN +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = concat(t1.v, t1.v); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 +1 SIMPLE t2 ref idx idx 13 func 2 Using index condition +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = concat(t1.v, t1.v); +v i +f 5 +f 5 +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = t1.v; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 Using where +1 SIMPLE t2 hash_ALL idx #hash#idx 13 test.t1.v 18 Using join buffer (flat, BNLH join) +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = t1.v; +v i +f 4 +f 4 +EXPLAIN +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = concat(t1.v, t1.v); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 +1 SIMPLE t2 hash_ALL idx #hash#idx 13 func 18 Using where; Using join buffer (flat, BNLH join) +SELECT t1.v,t2.i FROM t1,t2 WHERE t2.v = concat(t1.v, t1.v); +v i +f 5 +f 5 +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2; +# Bug #672497: 3 way join with tiny incremental join buffer with +# and a ref access from the first table +# +CREATE TABLE t1 ( +pk int PRIMARY KEY, +v varchar(10) CHARACTER SET latin1 COLLATE latin1_bin DEFAULT NULL, +INDEX idx (v) +); +INSERT INTO t1 VALUES +(1,'abcdefjhjk'), (2,'i'),(3,'abcdefjhjk'), (4,'well'), (5,'abcdefjhjk'), +(6,'abcdefjhjk'), (7,'that'); +CREATE TABLE t2 ( +pk int PRIMARY KEY, +i int DEFAULT NULL, +v varchar(1000) CHARACTER SET latin1 COLLATE latin1_bin DEFAULT NULL, +INDEX idx (v) +); +INSERT INTO t2 VALUES +(1,6,'yes'), (2,NULL,'will'), (3,NULL,'o'), (4,NULL,'k'), (5,NULL,'she'), +(6,-1450835968,'abcdefjhjkl'), (7,-975831040,'abcdefjhjkl'), (8,NULL,'z'), +(10,-343932928,'t'), +(11,6,'yes'), (12,NULL,'will'), (13,NULL,'o'), (14,NULL,'k'), (15,NULL,'she'), +(16,-1450835968,'abcdefjhjkl'), (17,-975831040,'abcdefjhjkl'), (18,NULL,'z'), +(19,-343932928,'t'); +CREATE TABLE t3 ( +pk int NOT NULL PRIMARY KEY, +i int, +v varchar(1024) CHARACTER SET utf8 COLLATE utf8_bin DEFAULT NULL, +INDEX idx (v(333)) +); +INSERT INTO t3 VALUES +(1,7,'abcdefjhjkl'),(2,6,'y'), (3,NULL,'to'),(4,7,'n'),(5,7,'look'), (6,NULL,'all'), +(7,1443168256,'c'), (8,1427046400,'right'), +(11,7,'abcdefjhjkl'), (12,6,'y'), (13,NULL,'to'), (14,7,'n'), (15,7,'look'), +(16,NULL,'all'), (17,1443168256,'c'), (18,1427046400,'right'), +(21,7,'abcdefjhjkl'), (22,6,'y'), (23,NULL,'to'), (24,7,'n'), (25,7,'look'), +(26,NULL,'all'), (27,1443168256,'c'), (28,1427046400,'right'), +(31,7,'abcdefjhjkl'), (32,6,'y'), (33,NULL,'to'), (34,7,'n'), (35,7,'look'), +(36,NULL,'all'), (37,1443168256,'c'), (38,1427046400,'right'); +SET SESSION join_buffer_size = 256; +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT t3.i FROM t1,t2,t3 +WHERE t1.v = t2.v AND t3.v = t1.v AND t2.i <> 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index idx idx 13 NULL 7 Using where; Using index +1 SIMPLE t2 hash_ALL idx #hash#idx 1003 test.t1.v 18 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t3 hash_ALL idx #hash#idx 1002 func 32 Using where; Using join buffer (incremental, BNLH join) +SELECT t3.i FROM t1,t2,t3 +WHERE t1.v = t2.v AND t3.v = t1.v AND t2.i <> 0; +i +SET SESSION join_cache_level = DEFAULT; +SET SESSION join_buffer_size = DEFAULT; +DROP TABLE t1,t2,t3; +# +# Bug #672551: hash join over a long varchar field +# +CREATE TABLE t1 ( +pk int PRIMARY KEY, +a varchar(512) CHARSET latin1 COLLATE latin1_bin DEFAULT NULL, +INDEX idx (a) +); +INSERT INTO t1 VALUES (2, 'aa'), (5, 'ccccccc'), (3, 'bb'); +CREATE TABLE t2( +pk int PRIMARY KEY, +a varchar(512) CHARSET latin1 COLLATE latin1_bin DEFAULT NULL, +INDEX idx (a) +); +INSERT INTO t2 VALUES +(10, 'a'), (20, 'c'), (30, 'aa'), (4, 'bb'), +(11, 'a'), (21, 'c'), (31, 'aa'), (41, 'cc'), +(12, 'a'), (22, 'c'), (32, 'bb'), (42, 'aa'); +SELECT * FROM t1,t2 WHERE t2.a=t1.a; +pk a pk a +2 aa 30 aa +2 aa 31 aa +2 aa 42 aa +3 bb 4 bb +3 bb 32 bb +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT * FROM t1,t2 WHERE t2.a=t1.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 Using where +1 SIMPLE t2 hash_ALL idx #hash#idx 515 test.t1.a 12 Using join buffer (flat, BNLH join) +SELECT * FROM t1,t2 WHERE t2.a=t1.a; +pk a pk a +2 aa 30 aa +3 bb 4 bb +2 aa 31 aa +3 bb 32 bb +2 aa 42 aa +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #674431: nested outer join when join_cache_level is set to 7 +# +CREATE TABLE t1 (a int, b varchar(32)) ; +INSERT INTO t1 VALUES (5,'h'), (NULL,'j'); +CREATE TABLE t2 (a int, b varchar(32), c int) ; +INSERT INTO t2 VALUES (5,'h',100), (NULL,'j',200); +CREATE TABLE t3 (a int, b varchar(32), INDEX idx(b)); +INSERT INTO t3 VALUES (77,'h'), (88,'g'); +SET SESSION optimizer_switch = 'outer_join_with_cache=on'; +SET SESSION join_cache_level = 7; +SELECT t3.a +FROM t1 LEFT JOIN +(t2 LEFT OUTER JOIN t3 ON t2.b = t3.b) ON t2.a = t1.b +WHERE t3.a BETWEEN 3 AND 11 OR t1.a <= t2.c; +a +SET SESSION optimizer_switch = 'outer_join_with_cache=off'; +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2,t3; +# +# Bug #52540: nested outer join when join_cache_level is set to 3 +# +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (2); +CREATE TABLE t2 (a varchar(10)); +INSERT INTO t2 VALUES ('f'),('x'); +CREATE TABLE t3 (pk int(11) PRIMARY KEY); +INSERT INTO t3 VALUES (2); +CREATE TABLE t4 (a varchar(10)); +SET SESSION optimizer_switch = 'outer_join_with_cache=on'; +SET SESSION join_cache_level = 3; +SELECT * +FROM t2 LEFT JOIN +((t1 JOIN t3 ON t1.a = t3.pk) LEFT JOIN t4 ON 1) ON 1; +a a pk a +f 2 2 NULL +x 2 2 NULL +SET SESSION optimizer_switch = 'outer_join_with_cache=off'; +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2,t3,t4; +# +# Bug #674423: outer join with ON expression over only outer tables +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES ('9'); +CREATE TABLE t2 (pk int, a int) ; +INSERT INTO t2 VALUES ('9',NULL), ('1',NULL); +SET SESSION optimizer_switch = 'outer_join_with_cache=on'; +SET SESSION join_cache_level = 0; +EXPLAIN +SELECT * FROM t2 LEFT JOIN t1 ON t2.a <> 0 WHERE t1.a <> 0 OR t2.pk < 9; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 +1 SIMPLE t1 ALL NULL NULL NULL NULL 1 Using where +SELECT * FROM t2 LEFT JOIN t1 ON t2.a <> 0 WHERE t1.a <>0 OR t2.pk < 9; +pk a a +1 NULL NULL +SET SESSION join_cache_level = 1; +EXPLAIN +SELECT * FROM t2 LEFT JOIN t1 ON t2.a <> 0 WHERE t1.a <> 0 OR t2.pk < 9; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 +1 SIMPLE t1 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join) +SELECT * FROM t2 LEFT JOIN t1 ON t2.a <> 0 WHERE t1.a <> 0 OR t2.pk < 9; +pk a a +1 NULL NULL +SET SESSION optimizer_switch = 'outer_join_with_cache=off'; +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #675095: nested outer join using join buffer +# +CREATE TABLE t1 (pk int, a1 int) ; +INSERT IGNORE INTO t1 VALUES (2,NULL), (8,0); +CREATE TABLE t2 (pk int, a2 int, c2 int, d2 int) ; +INSERT IGNORE INTO t2 VALUES (9,0,0,2), (1,0,0,7); +CREATE TABLE t3 (pk int, a3 int, c3 int, d3 int) ; +INSERT IGNORE INTO t3 VALUES (9,0,0,2), (1,0,0,7); +CREATE TABLE t4 (pk int, a4 int, INDEX idx(a4)) ; +INSERT IGNORE INTO t4 VALUES (2,NULL), (8,0); +CREATE TABLE t5 (pk int, a5 int) ; +INSERT IGNORE INTO t5 VALUES (2,0), (8,0); +SET SESSION optimizer_switch = 'outer_join_with_cache=on'; +SET SESSION join_cache_level = 0; +EXPLAIN EXTENDED +SELECT * +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.c2 = t3.a3) ON t1.pk = t2.d2) +LEFT JOIN t4 ON t1.a1 = t4.a4) LEFT JOIN t5 ON t3.a3 = t5.a5; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t4 ref idx idx 5 test.t1.a1 2 100.00 Using where +1 SIMPLE t5 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`pk` AS `pk`,`test`.`t1`.`a1` AS `a1`,`test`.`t2`.`pk` AS `pk`,`test`.`t2`.`a2` AS `a2`,`test`.`t2`.`c2` AS `c2`,`test`.`t2`.`d2` AS `d2`,`test`.`t3`.`pk` AS `pk`,`test`.`t3`.`a3` AS `a3`,`test`.`t3`.`c3` AS `c3`,`test`.`t3`.`d3` AS `d3`,`test`.`t4`.`pk` AS `pk`,`test`.`t4`.`a4` AS `a4`,`test`.`t5`.`pk` AS `pk`,`test`.`t5`.`a5` AS `a5` from `test`.`t1` left join (`test`.`t2` join `test`.`t3`) on(((`test`.`t2`.`d2` = `test`.`t1`.`pk`) and (`test`.`t3`.`a3` = `test`.`t2`.`c2`))) left join `test`.`t4` on(((`test`.`t4`.`a4` = `test`.`t1`.`a1`) and (`test`.`t1`.`a1` is not null))) left join `test`.`t5` on((`test`.`t5`.`a5` = `test`.`t3`.`a3`)) where 1 +SELECT * +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.c2 = t3.a3) ON t1.pk = t2.d2) +LEFT JOIN t4 ON t1.a1 = t4.a4) LEFT JOIN t5 ON t3.a3 = t5.a5; +pk a1 pk a2 c2 d2 pk a3 c3 d3 pk a4 pk a5 +2 NULL 9 0 0 2 9 0 0 2 NULL NULL 2 0 +2 NULL 9 0 0 2 9 0 0 2 NULL NULL 8 0 +2 NULL 9 0 0 2 1 0 0 7 NULL NULL 2 0 +2 NULL 9 0 0 2 1 0 0 7 NULL NULL 8 0 +8 0 NULL NULL NULL NULL NULL NULL NULL NULL 8 0 NULL NULL +SET SESSION join_cache_level = 2; +EXPLAIN EXTENDED +SELECT * +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.c2 = t3.a3) ON t1.pk = t2.d2) +LEFT JOIN t4 ON t1.a1 = t4.a4) LEFT JOIN t5 ON t3.a3 = t5.a5; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 ref idx idx 5 test.t1.a1 2 100.00 Using where +1 SIMPLE t5 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`pk` AS `pk`,`test`.`t1`.`a1` AS `a1`,`test`.`t2`.`pk` AS `pk`,`test`.`t2`.`a2` AS `a2`,`test`.`t2`.`c2` AS `c2`,`test`.`t2`.`d2` AS `d2`,`test`.`t3`.`pk` AS `pk`,`test`.`t3`.`a3` AS `a3`,`test`.`t3`.`c3` AS `c3`,`test`.`t3`.`d3` AS `d3`,`test`.`t4`.`pk` AS `pk`,`test`.`t4`.`a4` AS `a4`,`test`.`t5`.`pk` AS `pk`,`test`.`t5`.`a5` AS `a5` from `test`.`t1` left join (`test`.`t2` join `test`.`t3`) on(((`test`.`t2`.`d2` = `test`.`t1`.`pk`) and (`test`.`t3`.`a3` = `test`.`t2`.`c2`))) left join `test`.`t4` on(((`test`.`t4`.`a4` = `test`.`t1`.`a1`) and (`test`.`t1`.`a1` is not null))) left join `test`.`t5` on((`test`.`t5`.`a5` = `test`.`t3`.`a3`)) where 1 +SELECT * +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.c2 = t3.a3) ON t1.pk = t2.d2) +LEFT JOIN t4 ON t1.a1 = t4.a4) LEFT JOIN t5 ON t3.a3 = t5.a5; +pk a1 pk a2 c2 d2 pk a3 c3 d3 pk a4 pk a5 +2 NULL 9 0 0 2 9 0 0 2 NULL NULL 2 0 +2 NULL 9 0 0 2 1 0 0 7 NULL NULL 2 0 +2 NULL 9 0 0 2 9 0 0 2 NULL NULL 8 0 +2 NULL 9 0 0 2 1 0 0 7 NULL NULL 8 0 +8 0 NULL NULL NULL NULL NULL NULL NULL NULL 8 0 NULL NULL +SET SESSION join_cache_level = 1; +EXPLAIN EXTENDED +SELECT * +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.c2 = t3.a3) ON t1.pk = t2.d2) +LEFT JOIN t4 ON t1.a1 = t4.a4) LEFT JOIN t5 ON t3.a3 = t5.a5; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t4 ref idx idx 5 test.t1.a1 2 100.00 Using where +1 SIMPLE t5 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`pk` AS `pk`,`test`.`t1`.`a1` AS `a1`,`test`.`t2`.`pk` AS `pk`,`test`.`t2`.`a2` AS `a2`,`test`.`t2`.`c2` AS `c2`,`test`.`t2`.`d2` AS `d2`,`test`.`t3`.`pk` AS `pk`,`test`.`t3`.`a3` AS `a3`,`test`.`t3`.`c3` AS `c3`,`test`.`t3`.`d3` AS `d3`,`test`.`t4`.`pk` AS `pk`,`test`.`t4`.`a4` AS `a4`,`test`.`t5`.`pk` AS `pk`,`test`.`t5`.`a5` AS `a5` from `test`.`t1` left join (`test`.`t2` join `test`.`t3`) on(((`test`.`t2`.`d2` = `test`.`t1`.`pk`) and (`test`.`t3`.`a3` = `test`.`t2`.`c2`))) left join `test`.`t4` on(((`test`.`t4`.`a4` = `test`.`t1`.`a1`) and (`test`.`t1`.`a1` is not null))) left join `test`.`t5` on((`test`.`t5`.`a5` = `test`.`t3`.`a3`)) where 1 +SELECT * +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.c2 = t3.a3) ON t1.pk = t2.d2) +LEFT JOIN t4 ON t1.a1 = t4.a4) LEFT JOIN t5 ON t3.a3 = t5.a5; +pk a1 pk a2 c2 d2 pk a3 c3 d3 pk a4 pk a5 +2 NULL 9 0 0 2 9 0 0 2 NULL NULL 2 0 +2 NULL 9 0 0 2 1 0 0 7 NULL NULL 2 0 +2 NULL 9 0 0 2 9 0 0 2 NULL NULL 8 0 +2 NULL 9 0 0 2 1 0 0 7 NULL NULL 8 0 +8 0 NULL NULL NULL NULL NULL NULL NULL NULL 8 0 NULL NULL +SET SESSION optimizer_switch = 'outer_join_with_cache=off'; +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2,t3,t4,t5; +# +# Bug #675516: nested outer join with 3 tables in the nest +# using BNL + BNLH +# +CREATE TABLE t1 (a1 int, b1 int, c1 int) ; +INSERT INTO t1 VALUES (7,8,0), (6,4,0); +CREATE TABLE t2 (a2 int) ; +INSERT INTO t2 VALUES (5); +CREATE TABLE t3 (a3 int, b3 int, c3 int, PRIMARY KEY (b3)) ; +INSERT INTO t3 VALUES (2,5,0); +CREATE TABLE t4 (a4 int, b4 int, c4 int) ; +INSERT INTO t4 VALUES (7,8,0); +SET SESSION optimizer_switch = 'outer_join_with_cache=on'; +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT * FROM +t1 LEFT JOIN +((t2 JOIN t3 ON t2.a2 = t3.b3) JOIN t4 ON t4.b4 <> 0) ON t1.c1 = t3.c3 +WHERE t3.a3 IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t3 hash_ALL PRIMARY #hash#$hj 5 test.t1.c1 1 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t2 hash_ALL NULL #hash#$hj 5 test.t3.b3 1 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t4 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (incremental, BNL join) +SELECT * FROM +t1 LEFT JOIN +((t2 JOIN t3 ON t2.a2 = t3.b3) JOIN t4 ON t4.b4 <> 0) ON t1.c1 = t3.c3 +WHERE t3.a3 IS NULL; +a1 b1 c1 a2 a3 b3 c3 a4 b4 c4 +SET SESSION join_cache_level = 0; +EXPLAIN +SELECT * FROM +t1 LEFT JOIN +((t2 JOIN t3 ON t2.a2 = t3.b3) JOIN t4 ON t4.b4 <> 0) ON t1.c1 = t3.c3 +WHERE t3.a3 IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1 Using where +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.a2 1 Using where +1 SIMPLE t4 ALL NULL NULL NULL NULL 1 Using where +SELECT * FROM +t1 LEFT JOIN +((t2 JOIN t3 ON t2.a2 = t3.b3) JOIN t4 ON t4.b4 <> 0) ON t1.c1 = t3.c3 +WHERE t3.a3 IS NULL; +a1 b1 c1 a2 a3 b3 c3 a4 b4 c4 +SET SESSION optimizer_switch = 'outer_join_with_cache=off'; +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2,t3,t4; +# +# Bug #660963: nested outer join with join_cache_level set to 5 +# +CREATE TABLE t1 (a1 int) ; +INSERT INTO t1 VALUES (0),(0); +CREATE TABLE t2 (a2 int, b2 int, PRIMARY KEY (a2)) ; +INSERT INTO t2 VALUES (2,1); +CREATE TABLE t3 (a3 int, b3 int, PRIMARY KEY (a3)) ; +INSERT INTO t3 VALUES (2,1); +SET SESSION optimizer_switch = 'outer_join_with_cache=on'; +SET SESSION join_cache_level = 6; +EXPLAIN +SELECT * FROM t1 LEFT JOIN t2 JOIN t3 ON t3.a3 = t2.a2 ON t3.b3 <> 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.a2 1 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +SELECT * FROM t1 LEFT JOIN t2 JOIN t3 ON t3.a3 = t2.a2 ON t3.b3 <> 0; +a1 a2 b2 a3 b3 +0 2 1 2 1 +0 2 1 2 1 +SET SESSION join_cache_level = 5; +EXPLAIN +SELECT * FROM t1 LEFT JOIN t2 JOIN t3 ON t3.a3 = t2.a2 ON t3.b3 <> 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t3 hash_ALL PRIMARY #hash#PRIMARY 4 test.t2.a2 1 Using where; Using join buffer (incremental, BNLH join) +SELECT * FROM t1 LEFT JOIN t2 JOIN t3 ON t3.a3 = t2.a2 ON t3.b3 <> 0; +a1 a2 b2 a3 b3 +0 2 1 2 1 +0 2 1 2 1 +SET SESSION optimizer_switch = 'outer_join_with_cache=off'; +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2,t3; +# +# Bug #675922: incremental buffer for BKA with access from previous +# buffers from non-nullable columns whose values may be null +# +CREATE TABLE t1 (a1 varchar(32)) ; +INSERT INTO t1 VALUES ('s'),('k'); +CREATE TABLE t2 (a2 int PRIMARY KEY, b2 varchar(32)) ; +INSERT INTO t2 VALUES (7,'s'); +CREATE TABLE t3 (a3 int PRIMARY KEY, b3 varchar(32)) ; +INSERT INTO t3 VALUES (7,'s'); +CREATE TABLE t4 (a4 int) ; +INSERT INTO t4 VALUES (9); +CREATE TABLE t5(a5 int PRIMARY KEY, b5 int) ; +INSERT INTO t5 VALUES (7,0); +SET SESSION optimizer_switch = 'outer_join_with_cache=on'; +SET SESSION join_cache_level = 0; +EXPLAIN +SELECT t4.a4, t5.b5 +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.a2 = t3.a3) ON t2.b2 = t1.a1) +LEFT JOIN t4 ON t4.a4 <> 0) LEFT JOIN t5 ON t5.a5 = t2.a2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 1 Using where +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.a2 1 Using index +1 SIMPLE t4 ALL NULL NULL NULL NULL 1 Using where +1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t2.a2 1 Using where +SELECT t4.a4, t5.b5 +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.a2 = t3.a3) ON t2.b2 = t1.a1) +LEFT JOIN t4 ON t4.a4 <> 0) LEFT JOIN t5 ON t5.a5 = t2.a2; +a4 b5 +9 0 +9 NULL +SET SESSION join_cache_level = 6; +EXPLAIN +SELECT t4.a4, t5.b5 +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.a2 = t3.a3) ON t2.b2 = t1.a1) +LEFT JOIN t4 ON t4.a4 <> 0) LEFT JOIN t5 ON t5.a5 = t2.a2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 1 Using where +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 4 test.t2.a2 1 Using index +1 SIMPLE t4 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t5 eq_ref PRIMARY PRIMARY 4 test.t2.a2 1 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +SELECT t4.a4, t5.b5 +FROM ((t1 LEFT JOIN (t2 JOIN t3 ON t2.a2 = t3.a3) ON t2.b2 = t1.a1) +LEFT JOIN t4 ON t4.a4 <> 0) LEFT JOIN t5 ON t5.a5 = t2.a2; +a4 b5 +9 0 +9 NULL +SET SESSION optimizer_switch = 'outer_join_with_cache=off'; +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2,t3,t4,t5; +# +# Bug #670380: hash join for non-binary collation +# +CREATE TABLE t1 (pk int PRIMARY KEY, a varchar(32)); +CREATE TABLE t2 (pk int PRIMARY KEY, a varchar(32), INDEX idx(a)); +INSERT INTO t1 VALUES +(10,'AAA'), (20,'BBBB'), (30,'Cc'), (40,'DD'), (50,'ee'); +INSERT INTO t2 VALUES +(1,'Bbbb'), (2,'BBB'), (3,'bbbb'), (4,'AaA'), (5,'CC'), +(6,'cC'), (7,'CCC'), (8,'AAA'), (9,'bBbB'), (10,'aaaa'), +(11,'a'), (12,'dd'), (13,'EE'), (14,'ee'), (15,'D'); +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT * FROM t1,t2 WHERE t1.a=t2.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where +1 SIMPLE t2 hash_ALL idx #hash#idx 35 test.t1.a 15 Using join buffer (flat, BNLH join) +SELECT * FROM t1,t2 WHERE t1.a=t2.a; +pk a pk a +20 BBBB 1 Bbbb +20 BBBB 3 bbbb +10 AAA 4 AaA +30 Cc 5 CC +30 Cc 6 cC +10 AAA 8 AAA +20 BBBB 9 bBbB +40 DD 12 dd +50 ee 13 EE +50 ee 14 ee +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #694092: incorrect detection of index only pushdown conditions +# +CREATE TABLE t1 ( +f1 varchar(10), f3 int(11), PRIMARY KEY (f3) +); +INSERT INTO t1 VALUES ('y',1),('or',5); +CREATE TABLE t2 ( +f3 int(11), f2 varchar(1024), f4 varchar(10), PRIMARY KEY (f3) +); +INSERT INTO t2 VALUES (6,'RPOYT','y'),(10,'JINQE','m'); +SET SESSION join_cache_level = 1; +SET SESSION optimizer_switch = 'index_condition_pushdown=off'; +EXPLAIN +SELECT * FROM t1,t2 +WHERE t1.f1 = t2.f4 AND (t1.f3 = 1 AND t2.f3 = 4 OR t1.f3 = 2 AND t2.f3 = 6); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using where; Rowid-ordered scan +1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using where; Rowid-ordered scan; Using join buffer (flat, BNL join) +SELECT * FROM t1,t2 +WHERE t1.f1 = t2.f4 AND (t1.f3 = 1 AND t2.f3 = 4 OR t1.f3 = 2 AND t2.f3 = 6); +f1 f3 f3 f2 f4 +SET SESSION optimizer_switch = 'index_condition_pushdown=on'; +EXPLAIN +SELECT * FROM t1,t2 +WHERE t1.f1 = t2.f4 AND (t1.f3 = 1 AND t2.f3 = 4 OR t1.f3 = 2 AND t2.f3 = 6); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Rowid-ordered scan +1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using where; Rowid-ordered scan; Using join buffer (flat, BNL join) +SELECT * FROM t1,t2 +WHERE t1.f1 = t2.f4 AND (t1.f3 = 1 AND t2.f3 = 4 OR t1.f3 = 2 AND t2.f3 = 6); +f1 f3 f3 f2 f4 +SET SESSION join_cache_level = DEFAULT; +SET SESSION optimizer_switch = @local_join_cache_test_optimizer_switch_default; +DROP TABLE t1,t2; +CREATE TABLE t1 (f1 int, f2 varchar(10), KEY (f1), KEY (f2)) ; +INSERT INTO t1 VALUES +(4,'e'), (891879424,'l'), (-243400704,'ectlyqupbk'), (1851981824,'of'), +(-1495203840,'you'), (4,'no'), (-1436942336,'c'), (891420672,'DQQYO'), +(608698368,'qergldqmec'), (1,'x'); +CREATE TABLE t2 (f3 varchar(64), KEY (f3)); +INSERT INTO t2 VALUES +('d'), ('UALLN'), ('d'), ('z'), ('r'), ('YVAKV'), ('d'), ('TNGZK'), ('e'), +('xucupaxdyythsgiw'), ('why'), ('ttugkxucupaxdyyt'), ('l'), ('LHTKN'), +('d'), ('o'), ('v'), ('KGLCJ'), ('your'); +SET SESSION optimizer_switch='index_merge_sort_intersection=off'; +SET SESSION optimizer_switch = 'index_condition_pushdown=off'; +EXPLAIN SELECT * FROM t1,t2 +WHERE t2.f3 = t1.f2 AND t1.f1 IN (9, 0, 100) ORDER BY t1.f2 LIMIT 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range f1,f2 f2 13 NULL 10 Using where +1 SIMPLE t2 ref f3 f3 67 test.t1.f2 2 Using where; Using index +SELECT * FROM t1,t2 +WHERE t2.f3 = t1.f2 AND t1.f1 IN (9, 0 ,100) ORDER BY t1.f2 LIMIT 1; +f1 f2 f3 +SET SESSION optimizer_switch = @local_join_cache_test_optimizer_switch_default; +SET SESSION optimizer_switch = 'index_condition_pushdown=on'; +EXPLAIN SELECT * FROM t1,t2 +WHERE t2.f3 = t1.f2 AND t1.f1 IN (9, 0 ,100) ORDER BY t1.f2 LIMIT 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range f1,f2 f2 13 NULL 10 Using where +1 SIMPLE t2 ref f3 f3 67 test.t1.f2 2 Using where; Using index +SELECT * FROM t1,t2 +WHERE t2.f3 = t1.f2 AND t1.f1 IN (9, 0 ,100) ORDER BY t1.f2 LIMIT 1; +f1 f2 f3 +SET SESSION optimizer_switch = @local_join_cache_test_optimizer_switch_default; +DROP TABLE t1,t2; +# +# Bug #694443: hash join using IS NULL the an equi-join condition +# +CREATE TABLE t1 (a int PRIMARY KEY); +INSERT INTO t1 VALUES +(7), (4), (9), (1), (3), (8), (2); +CREATE TABLE t2 (a int, b int, INDEX idx (a)); +INSERT INTO t2 VALUES +(NULL,10), (4,80), (7,70), (6,11), (7,90), (NULL,40), +(4,77), (4,50), (NULL,41), (7,99), (7,88), (8,12), +(1,21), (4,90), (7,91), (8,22), (6,92), (NULL,42), +(2,78), (2,51), (1,43), (5,97), (5,89); +SET SESSION join_cache_level = 1; +EXPLAIN +SELECT * FROM t1,t2 WHERE t1.a < 3 and t2.a IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using where; Using index +1 SIMPLE t2 ref idx idx 5 const 4 Using index condition +SELECT * FROM t1,t2 WHERE t1.a < 3 and t2.a IS NULL; +a a b +1 NULL 10 +1 NULL 40 +1 NULL 41 +1 NULL 42 +2 NULL 10 +2 NULL 40 +2 NULL 41 +2 NULL 42 +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT * FROM t1,t2 WHERE t1.a < 3 and t2.a IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using where; Using index +1 SIMPLE t2 hash_range idx #hash#idx:idx 5:5 const 4 Using index condition; Rowid-ordered scan; Using join buffer (flat, BNLH join) +SELECT * FROM t1,t2 WHERE t1.a < 3 and t2.a IS NULL; +a a b +1 NULL 10 +2 NULL 10 +1 NULL 40 +2 NULL 40 +1 NULL 41 +2 NULL 41 +1 NULL 42 +2 NULL 42 +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #697557: hash join on a varchar field +# +CREATE TABLE t1 ( f1 varchar(10) , f2 int(11) , KEY (f1)); +INSERT INTO t1 VALUES ('r',1), ('m',2); +CREATE TABLE t2 ( f1 varchar(10) , f2 int(11) , KEY (f1)); +INSERT INTO t2 VALUES +('hgtofubn',1), ('GDOXZ',91), ('n',2), ('fggxgalh',88), +('hgtofu',1), ('GDO',101), ('n',3), ('fggxga',55), +('hgtofu',3), ('GDO',33), ('nn',3), ('fggxgarrr',77); +SET SESSION join_cache_level=3; +EXPLAIN +SELECT * FROM t1,t2 WHERE t2.f1 = t1.f1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL f1 NULL NULL NULL 2 Using where +1 SIMPLE t2 hash_ALL f1 #hash#f1 13 test.t1.f1 12 Using join buffer (flat, BNLH join) +SELECT * FROM t1,t2 WHERE t2.f1 = t1.f1; +f1 f2 f1 f2 +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #707827: hash join on varchar column with NULLs +# +CREATE TABLE t1 (v varchar(1)); +INSERT INTO t1 VALUES ('o'), ('u'); +CREATE TABLE t2 (a int, v varchar(1), INDEX idx (v)) ; +INSERT INTO t2 VALUES +(8,NULL), (10,'b'), (5,'k'), (4,NULL), +(1,NULL), (11,'u'), (7,NULL), (2,'d'); +SET SESSION join_buffer_size = 256; +SET SESSION join_cache_level = 4; +EXPLAIN +SELECT a FROM t1,t2 WHERE t2.v = t1.v ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 hash_ALL idx #hash#idx 4 test.t1.v 8 Using join buffer (flat, BNLH join) +SELECT a FROM t1,t2 WHERE t2.v = t1.v ; +a +11 +SET SESSION join_cache_level = 1; +EXPLAIN +SELECT a FROM t1,t2 WHERE t2.v = t1.v ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 ref idx idx 4 test.t1.v 2 +SELECT a FROM t1,t2 WHERE t2.v = t1.v ; +a +11 +SET SESSION join_cache_level = DEFAULT; +SET SESSION join_buffer_size = DEFAULT; +DROP TABLE t1,t2; +# +# Bug #802860: crash on join cache + derived + duplicate_weedout +# +SET SESSION optimizer_switch= +'semijoin=on,materialization=off,firstmatch=off,loosescan=off,derived_with_keys=on'; +CREATE TABLE t1 (a int) ; +INSERT IGNORE INTO t1 VALUES (0), (1), (0); +CREATE TABLE t2 (a int) ; +INSERT IGNORE INTO t2 VALUES (0), (3), (0), (2); +SET SESSION join_cache_level = 0; +EXPLAIN +SELECT * FROM (SELECT DISTINCT * FROM t1) t +WHERE t.a IN (SELECT t2.a FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 4 Using where; Start temporary +1 PRIMARY <derived2> ref key0 key0 5 test.t2.a 2 End temporary +2 DERIVED t1 ALL NULL NULL NULL NULL 3 Using temporary +SELECT * FROM (SELECT DISTINCT * FROM t1) t +WHERE t.a IN (SELECT t2.a FROM t2); +a +0 +SET SESSION join_cache_level = 1; +EXPLAIN +SELECT * FROM (SELECT DISTINCT * FROM t1) t +WHERE t.a IN (SELECT t2.a FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL key0 NULL NULL NULL 3 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer (flat, BNL join) +2 DERIVED t1 ALL NULL NULL NULL NULL 3 Using temporary +SELECT * FROM (SELECT DISTINCT * FROM t1) t +WHERE t.a IN (SELECT t2.a FROM t2); +a +0 +SET SESSION join_cache_level = DEFAULT; +DROP TABLE t1, t2; +set @@optimizer_switch=@save_optimizer_switch; diff --git a/mysql-test/r/join_nested.result b/mysql-test/r/join_nested.result index 9d6fdd11c4b..bdf650b97bc 100644 --- a/mysql-test/r/join_nested.result +++ b/mysql-test/r/join_nested.result @@ -229,7 +229,7 @@ t8 ON t7.b=t8.b AND t6.b < 10; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using join buffer (flat, BNL join) 1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1003 select `test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b` from `test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t8`.`b` = `test`.`t7`.`b`))) where 1 @@ -544,7 +544,7 @@ t0.b=t1.b AND (t2.a >= 4 OR t2.c IS NULL); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where @@ -639,7 +639,7 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where @@ -647,7 +647,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) SELECT t9.a,t9.b @@ -836,7 +836,7 @@ ON t3.a=1 AND t2.b=t4.b WHERE t1.a <= 2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using join buffer (flat, BNL join) 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: @@ -850,11 +850,11 @@ LEFT JOIN ON t3.a=1 AND t3.b=t2.b AND t2.b=t4.b; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) 1 SIMPLE t2 ref idx_b idx_b 5 test.t3.b 2 100.00 Using where 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Warnings: -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t3` join `test`.`t4` left join (`test`.`t1` join `test`.`t2`) on(((`test`.`t3`.`a` = 1) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`b`)))) where 1 +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t3` join `test`.`t4` left join (`test`.`t1` join `test`.`t2`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t3`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`b`) and (`test`.`t3`.`b` is not null))) where 1 SELECT t2.a,t2.b,t3.a,t3.b,t4.a,t4.b FROM (t3,t4) LEFT JOIN @@ -906,7 +906,7 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where @@ -914,7 +914,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) CREATE INDEX idx_b ON t4(b); @@ -956,7 +956,7 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where @@ -964,9 +964,9 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) CREATE INDEX idx_b ON t8(b); EXPLAIN EXTENDED SELECT t0.a,t0.b,t1.a,t1.b,t2.a,t2.b,t3.a,t3.b,t4.a,t4.b, @@ -1005,7 +1005,7 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where @@ -1013,9 +1013,9 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t8 ref idx_b idx_b 5 test.t5.b 2 100.00 Using where -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) CREATE INDEX idx_b ON t1(b); CREATE INDEX idx_a ON t0(a); EXPLAIN EXTENDED @@ -1054,7 +1054,7 @@ t0.b=t1.b AND (t8.b=t9.b OR t8.c IS NULL) AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t0 ref idx_a idx_a 5 const 1 100.00 +1 SIMPLE t0 ref idx_a idx_a 5 const 1 100.00 Using where 1 SIMPLE t1 ref idx_b idx_b 5 test.t0.b 2 100.00 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where @@ -1063,9 +1063,9 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where 1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where 1 SIMPLE t8 ref idx_b idx_b 5 test.t5.b 2 100.00 Using where -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) SELECT t0.a,t0.b,t1.a,t1.b,t2.a,t2.b,t3.a,t3.b,t4.a,t4.b, t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b,t9.a,t9.b FROM t0,t1 @@ -1201,7 +1201,7 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL a 5 NULL 21 Using index -1 SIMPLE t3 index c c 5 NULL 6 Using index +1 SIMPLE t3 index c c 5 NULL 6 Using where; Using index 1 SIMPLE t2 ref b b 5 test.t3.c 2 Using where; Using index SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; a b c @@ -1272,7 +1272,7 @@ DELETE FROM t3; EXPLAIN SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL a 5 NULL 21 Using index -1 SIMPLE t3 index c c 5 NULL 0 Using index +1 SIMPLE t3 index c c 5 NULL 0 Using where; Using index 1 SIMPLE t2 ref b b 5 test.t3.c 2 Using where; Using index SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; a b c @@ -1445,24 +1445,24 @@ explain select * from t4 join t2 left join (t3 join t5 on t5.a=t3.b) on t3.a=t2.b where t4.a<=>t3.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL X -1 SIMPLE t3 ref a a 5 test.t2.b X +1 SIMPLE t3 ref a a 5 test.t2.b X Using where 1 SIMPLE t5 ref a a 5 test.t3.b X -1 SIMPLE t4 ref a a 5 test.t3.b X Using index condition +1 SIMPLE t4 ref a a 5 test.t3.b X Using where explain select * from (t4 join t6 on t6.a=t4.b) right join t3 on t4.a=t3.b join t2 left join (t5 join t7 on t7.a=t5.b) on t5.a=t2.b where t3.a<=>t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL X -1 SIMPLE t3 ref a a 5 test.t2.b X Using index condition -1 SIMPLE t4 ref a a 5 test.t3.b X +1 SIMPLE t3 ref a a 5 test.t2.b X Using where +1 SIMPLE t4 ref a a 5 test.t3.b X Using where 1 SIMPLE t6 ref a a 5 test.t4.b X -1 SIMPLE t5 ref a a 5 test.t2.b X +1 SIMPLE t5 ref a a 5 test.t2.b X Using where 1 SIMPLE t7 ref a a 5 test.t5.b X explain select * from t2 left join (t3 left join (t4 join t6 on t6.a=t4.b) on t4.a=t3.b join t5 on t5.a=t3.b) on t3.a=t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL X -1 SIMPLE t3 ref a a 5 test.t2.b X +1 SIMPLE t3 ref a a 5 test.t2.b X Using where 1 SIMPLE t5 ref a a 5 test.t3.b X 1 SIMPLE t4 ref a a 5 test.t5.a X Using where 1 SIMPLE t6 ref a a 5 test.t4.b X @@ -1478,7 +1478,7 @@ explain select * from t1 left join on (t1.a = t2.a); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 -1 SIMPLE t2 ref a a 5 test.t1.a 1 +1 SIMPLE t2 ref a a 5 test.t1.a 1 Using where 1 SIMPLE t3 ref a a 5 test.t1.a 1 Using where drop table t1, t2, t3; CREATE TABLE t1 (id int NOT NULL PRIMARY KEY, type varchar(10)); @@ -1729,11 +1729,11 @@ LEFT JOIN (t5 JOIN t4 ON t5.carrier_id = t4.id) ON t4.carrier = t1.carrier; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 index package_id package_id 5 NULL 45 Using index +1 SIMPLE t2 index package_id package_id 5 NULL 45 Using where; Using index 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.package_id 1 -1 SIMPLE t4 eq_ref PRIMARY,id PRIMARY 2 test.t1.carrier 1 +1 SIMPLE t4 eq_ref PRIMARY,id PRIMARY 2 test.t1.carrier 1 Using where 1 SIMPLE t5 ref carrier_id carrier_id 5 test.t4.id 22 Using index -1 SIMPLE t3 ref package_id package_id 5 test.t1.id 1 Using where; Using index +1 SIMPLE t3 ref package_id package_id 5 test.t2.package_id 1 Using index SELECT COUNT(*) FROM ((t2 JOIN t1 ON t2.package_id = t1.id) JOIN t3 ON t3.package_id = t1.id) @@ -1801,4 +1801,35 @@ pk a pk a pk a 7 NULL NULL NULL NULL NULL 8 9 NULL NULL NULL NULL DROP TABLE t1, t2, t3; +CREATE TABLE t1 (a int NOT NULL ); +INSERT INTO t1 VALUES (9), (9); +CREATE TABLE t2 (a int NOT NULL ); +INSERT INTO t2 VALUES (9); +CREATE TABLE t3 (a int NOT NULL, b int); +INSERT INTO t3 VALUES (19,9); +CREATE TABLE t4 (b int) ; +SELECT * FROM t1 LEFT JOIN +((t2 LEFT JOIN t3 ON t2.a=t3.b) LEFT JOIN t4 ON t3.a=t4.b) +ON t1.a=t2.a; +a a a b b +9 9 19 9 NULL +9 9 19 9 NULL +SELECT * FROM t1 LEFT JOIN +((t2 LEFT JOIN t3 ON t2.a=t3.b) LEFT JOIN t4 ON t3.a=t4.b) +ON t1.a=t2.a +WHERE t3.a IS NULL; +a a a b b +EXPLAIN EXTENDED +SELECT * FROM t1 LEFT JOIN +((t2 LEFT JOIN t3 ON t2.a=t3.b) LEFT JOIN t4 ON t3.a=t4.b) +ON t1.a=t2.a +WHERE t3.a IS NULL; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1 100.00 Using where +1 SIMPLE t3 ALL NULL NULL NULL NULL 1 100.00 Using where; Not exists +1 SIMPLE t4 ALL NULL NULL NULL NULL 0 0.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`a` AS `a`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`b` AS `b` from `test`.`t1` left join (`test`.`t2` left join `test`.`t3` on(((`test`.`t2`.`a` = `test`.`t1`.`a`) and (`test`.`t3`.`b` = `test`.`t1`.`a`))) left join `test`.`t4` on((`test`.`t4`.`b` = `test`.`t3`.`a`))) on((`test`.`t2`.`a` = `test`.`t1`.`a`)) where isnull(`test`.`t3`.`a`) +DROP TABLE t1,t2,t3,t4; End of 5.0 tests diff --git a/mysql-test/r/join_nested_jcl6.result b/mysql-test/r/join_nested_jcl6.result index 5a2c5c4a460..d11955226ae 100644 --- a/mysql-test/r/join_nested_jcl6.result +++ b/mysql-test/r/join_nested_jcl6.result @@ -1,3 +1,8 @@ +set @save_optimizer_switch_jcl6=@@optimizer_switch; +set @@optimizer_switch='optimize_join_buffer_size=on'; +set @@optimizer_switch='semijoin_with_cache=on'; +set @@optimizer_switch='outer_join_with_cache=on'; +set @@optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set join_cache_level=6; show variables like 'join_cache_level'; Variable_name Value @@ -77,10 +82,10 @@ ON t2.b=t4.b WHERE t3.a=1 OR t3.c IS NULL; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) Warnings: -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t2` left join (`test`.`t3` join `test`.`t4`) on((`test`.`t4`.`b` = `test`.`t2`.`b`)) where ((`test`.`t3`.`a` = 1) or isnull(`test`.`t3`.`c`)) +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) where ((`test`.`t3`.`a` = 1) or isnull(`test`.`t3`.`c`)) SELECT t2.a,t2.b,t3.a,t3.b,t4.a,t4.b FROM t2 LEFT JOIN @@ -153,11 +158,11 @@ ON t2.b=t4.b WHERE t3.a>1 OR t3.c IS NULL; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using join buffer +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b` from `test`.`t2` left join (`test`.`t3` join `test`.`t4` join `test`.`t5`) on((`test`.`t4`.`b` = `test`.`t2`.`b`)) where ((`test`.`t3`.`a` > 1) or isnull(`test`.`t3`.`c`)) +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b` from `test`.`t2` left join (`test`.`t3` join `test`.`t4` join `test`.`t5`) on(((`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) where ((`test`.`t3`.`a` > 1) or isnull(`test`.`t3`.`c`)) SELECT t2.a,t2.b,t3.a,t3.b,t4.a,t4.b,t5.a,t5.b FROM t2 LEFT JOIN @@ -183,11 +188,11 @@ WHERE (t3.a>1 OR t3.c IS NULL) AND (t5.a<3 OR t5.c IS NULL); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b` from `test`.`t2` left join (`test`.`t3` join `test`.`t4` join `test`.`t5`) on((`test`.`t4`.`b` = `test`.`t2`.`b`)) where (((`test`.`t3`.`a` > 1) or isnull(`test`.`t3`.`c`)) and ((`test`.`t5`.`a` < 3) or isnull(`test`.`t5`.`c`))) +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b` from `test`.`t2` left join (`test`.`t3` join `test`.`t4` join `test`.`t5`) on(((`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) where (((`test`.`t3`.`a` > 1) or isnull(`test`.`t3`.`c`)) and ((`test`.`t5`.`a` < 3) or isnull(`test`.`t5`.`c`))) SELECT t2.a,t2.b,t3.a,t3.b,t4.a,t4.b,t5.a,t5.b FROM t2 LEFT JOIN @@ -233,10 +238,10 @@ t8 ON t7.b=t8.b AND t6.b < 10; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using join buffer -1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using join buffer (flat, BNL join) +1 SIMPLE t8 hash_ALL NULL #hash#$hj 5 test.t7.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) Warnings: -Note 1003 select `test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b` from `test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t8`.`b` = `test`.`t7`.`b`))) where 1 +Note 1003 select `test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b` from `test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t8`.`b` = `test`.`t7`.`b`) and (`test`.`t7`.`b` is not null))) where 1 SELECT t6.a,t6.b,t7.a,t7.b,t8.a,t8.b FROM (t6, t7) LEFT JOIN @@ -548,16 +553,16 @@ t0.b=t1.b AND (t2.a >= 4 OR t2.c IS NULL); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using join buffer -1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer +1 SIMPLE t1 hash_ALL NULL #hash#$hj 5 test.t0.b 3 100.00 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using join buffer (incremental, BNL join) +1 SIMPLE t7 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t8 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) where ((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) where ((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`))) SELECT t0.a,t0.b,t1.a,t1.b,t2.a,t2.b,t3.a,t3.b,t4.a,t4.b, t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b FROM t0,t1 @@ -643,17 +648,17 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 hash_ALL NULL #hash#$hj 5 test.t0.b 3 100.00 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t7 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t8 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) SELECT t9.a,t9.b FROM t9; a b @@ -840,11 +845,11 @@ ON t3.a=1 AND t2.b=t4.b WHERE t1.a <= 2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using join buffer (flat, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t1` join `test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) where (`test`.`t1`.`a` <= 2) +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t1` join `test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) where (`test`.`t1`.`a` <= 2) CREATE INDEX idx_b ON t2(b); EXPLAIN EXTENDED SELECT t2.a,t2.b,t3.a,t3.b,t4.a,t4.b @@ -854,11 +859,11 @@ LEFT JOIN ON t3.a=1 AND t3.b=t2.b AND t2.b=t4.b; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using join buffer -1 SIMPLE t2 ref idx_b idx_b 5 test.t3.b 2 100.00 Using where; Using join buffer -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using join buffer +1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) +1 SIMPLE t2 ref idx_b idx_b 5 test.t3.b 2 100.00 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t3` join `test`.`t4` left join (`test`.`t1` join `test`.`t2`) on(((`test`.`t3`.`a` = 1) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`b`)))) where 1 +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t3` join `test`.`t4` left join (`test`.`t1` join `test`.`t2`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t3`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`b`) and (`test`.`t3`.`b` is not null))) where 1 SELECT t2.a,t2.b,t3.a,t3.b,t4.a,t4.b FROM (t3,t4) LEFT JOIN @@ -910,17 +915,17 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 hash_ALL NULL #hash#$hj 5 test.t0.b 3 100.00 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t5 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t7 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t8 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) CREATE INDEX idx_b ON t4(b); CREATE INDEX idx_b ON t5(b); EXPLAIN EXTENDED @@ -960,17 +965,17 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL idx_b NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t8 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 hash_ALL NULL #hash#$hj 5 test.t0.b 3 100.00 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 ALL idx_b NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t7 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t8 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) CREATE INDEX idx_b ON t8(b); EXPLAIN EXTENDED SELECT t0.a,t0.b,t1.a,t1.b,t2.a,t2.b,t3.a,t3.b,t4.a,t4.b, @@ -1009,17 +1014,17 @@ t0.b=t1.b AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t0 ALL NULL NULL NULL NULL 3 100.00 Using where -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL idx_b NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t8 ref idx_b idx_b 5 test.t5.b 2 100.00 Using where; Using join buffer -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t1 hash_ALL NULL #hash#$hj 5 test.t0.b 3 100.00 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 ALL idx_b NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t7 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t8 ref idx_b idx_b 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) CREATE INDEX idx_b ON t1(b); CREATE INDEX idx_a ON t0(a); EXPLAIN EXTENDED @@ -1058,18 +1063,18 @@ t0.b=t1.b AND (t8.b=t9.b OR t8.c IS NULL) AND (t9.a=1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t0 ref idx_a idx_a 5 const 1 100.00 -1 SIMPLE t1 ref idx_b idx_b 5 test.t0.b 2 100.00 Using join buffer -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where; Using join buffer -1 SIMPLE t5 ALL idx_b NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t7 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer -1 SIMPLE t8 ref idx_b idx_b 5 test.t5.b 2 100.00 Using where; Using join buffer -1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +1 SIMPLE t0 ref idx_a idx_a 5 const 1 100.00 Using where +1 SIMPLE t1 ref idx_b idx_b 5 test.t0.b 2 100.00 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t4 ref idx_b idx_b 5 test.t2.b 2 100.00 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 ALL idx_b NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t7 hash_ALL NULL #hash#$hj 5 test.t5.b 2 100.00 Using where; Using join buffer (incremental, BNLH join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t8 ref idx_b idx_b 5 test.t7.b 2 100.00 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t9 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and ((`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`))))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) +Note 1003 select `test`.`t0`.`a` AS `a`,`test`.`t0`.`b` AS `b`,`test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t5`.`a` AS `a`,`test`.`t5`.`b` AS `b`,`test`.`t6`.`a` AS `a`,`test`.`t6`.`b` AS `b`,`test`.`t7`.`a` AS `a`,`test`.`t7`.`b` AS `b`,`test`.`t8`.`a` AS `a`,`test`.`t8`.`b` AS `b`,`test`.`t9`.`a` AS `a`,`test`.`t9`.`b` AS `b` from `test`.`t0` join `test`.`t1` left join (`test`.`t2` left join (`test`.`t3` join `test`.`t4`) on(((`test`.`t3`.`a` = 1) and (`test`.`t4`.`b` = `test`.`t2`.`b`) and (`test`.`t2`.`b` is not null))) join `test`.`t5` left join (`test`.`t6` join `test`.`t7` left join `test`.`t8` on(((`test`.`t6`.`b` < 10) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t8`.`b` = `test`.`t5`.`b`) and (`test`.`t7`.`b` is not null)))) on(((`test`.`t6`.`b` >= 2) and (`test`.`t7`.`b` = `test`.`t5`.`b`) and (`test`.`t5`.`b` is not null)))) on((((`test`.`t3`.`b` = 2) or isnull(`test`.`t3`.`c`)) and ((`test`.`t6`.`b` = 2) or isnull(`test`.`t6`.`c`)) and (((`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t5`.`b` = `test`.`t0`.`b`)) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t6`.`c`) or isnull(`test`.`t8`.`c`)) and (`test`.`t1`.`a` <> 2))) join `test`.`t9` where ((`test`.`t9`.`a` = 1) and (`test`.`t1`.`b` = `test`.`t0`.`b`) and (`test`.`t0`.`a` = 1) and ((`test`.`t2`.`a` >= 4) or isnull(`test`.`t2`.`c`)) and ((`test`.`t3`.`a` < 5) or isnull(`test`.`t3`.`c`)) and ((`test`.`t4`.`b` = `test`.`t3`.`b`) or isnull(`test`.`t3`.`c`) or isnull(`test`.`t4`.`c`)) and ((`test`.`t5`.`a` >= 2) or isnull(`test`.`t5`.`c`)) and ((`test`.`t6`.`a` >= 4) or isnull(`test`.`t6`.`c`)) and ((`test`.`t7`.`a` <= 2) or isnull(`test`.`t7`.`c`)) and ((`test`.`t8`.`a` < 1) or isnull(`test`.`t8`.`c`)) and ((`test`.`t9`.`b` = `test`.`t8`.`b`) or isnull(`test`.`t8`.`c`))) SELECT t0.a,t0.b,t1.a,t1.b,t2.a,t2.b,t3.a,t3.b,t4.a,t4.b, t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b,t9.a,t9.b FROM t0,t1 @@ -1205,7 +1210,7 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL a 5 NULL 21 Using index -1 SIMPLE t3 index c c 5 NULL 6 Using index +1 SIMPLE t3 index c c 5 NULL 6 Using where; Using index 1 SIMPLE t2 ref b b 5 test.t3.c 2 Using where; Using index SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; a b c @@ -1276,7 +1281,7 @@ DELETE FROM t3; EXPLAIN SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL a 5 NULL 21 Using index -1 SIMPLE t3 index c c 5 NULL 0 Using index +1 SIMPLE t3 index c c 5 NULL 0 Using where; Using index 1 SIMPLE t2 ref b b 5 test.t3.c 2 Using where; Using index SELECT a, b, c FROM t1 LEFT JOIN (t2, t3) ON b < 3 and b = c; a b c @@ -1321,8 +1326,8 @@ c11 c21 c31 EXPLAIN SELECT * FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON c21=c31) ON c11=c21; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 ALL NULL NULL NULL NULL 0 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 0 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 5 test.t1.c11 0 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t3 ALL NULL NULL NULL NULL 0 Using where; Using join buffer (incremental, BNL join) DROP TABLE t1,t2,t3; CREATE TABLE t1 (goods int(12) NOT NULL, price varchar(128) NOT NULL); INSERT INTO t1 VALUES (23, 2340), (26, 9900); @@ -1449,27 +1454,27 @@ explain select * from t4 join t2 left join (t3 join t5 on t5.a=t3.b) on t3.a=t2.b where t4.a<=>t3.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL X -1 SIMPLE t3 ref a a 5 test.t2.b X Using join buffer -1 SIMPLE t5 ref a a 5 test.t3.b X Using join buffer -1 SIMPLE t4 ref a a 5 test.t3.b X Using index condition(BKA); Using join buffer +1 SIMPLE t3 ref a a 5 test.t2.b X Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 ref a a 5 test.t3.b X Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t4 ref a a 5 test.t3.b X Using index condition(BKA); Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan explain select * from (t4 join t6 on t6.a=t4.b) right join t3 on t4.a=t3.b join t2 left join (t5 join t7 on t7.a=t5.b) on t5.a=t2.b where t3.a<=>t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL X -1 SIMPLE t3 ref a a 5 test.t2.b X Using index condition(BKA); Using join buffer -1 SIMPLE t4 ref a a 5 test.t3.b X Using join buffer -1 SIMPLE t6 ref a a 5 test.t4.b X Using join buffer -1 SIMPLE t5 ref a a 5 test.t2.b X Using join buffer -1 SIMPLE t7 ref a a 5 test.t5.b X Using join buffer +1 SIMPLE t3 ref a a 5 test.t2.b X Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t4 ref a a 5 test.t3.b X Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t6 ref a a 5 test.t4.b X Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 ref a a 5 test.t2.b X Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t7 ref a a 5 test.t5.b X Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan explain select * from t2 left join (t3 left join (t4 join t6 on t6.a=t4.b) on t4.a=t3.b join t5 on t5.a=t3.b) on t3.a=t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL X -1 SIMPLE t3 ref a a 5 test.t2.b X Using join buffer -1 SIMPLE t5 ref a a 5 test.t3.b X Using join buffer -1 SIMPLE t4 ref a a 5 test.t5.a X Using where; Using join buffer -1 SIMPLE t6 ref a a 5 test.t4.b X Using join buffer +1 SIMPLE t3 ref a a 5 test.t2.b X Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 ref a a 5 test.t3.b X Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t4 ref a a 5 test.t5.a X Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t6 ref a a 5 test.t4.b X Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan drop table t0, t1, t2, t3, t4, t5, t6, t7; create table t1 (a int); insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1482,8 +1487,8 @@ explain select * from t1 left join on (t1.a = t2.a); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 -1 SIMPLE t2 ref a a 5 test.t1.a 1 Using join buffer -1 SIMPLE t3 ref a a 5 test.t1.a 1 Using where; Using join buffer +1 SIMPLE t2 ref a a 5 test.t1.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t3 ref a a 5 test.t1.a 1 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan drop table t1, t2, t3; CREATE TABLE t1 (id int NOT NULL PRIMARY KEY, type varchar(10)); CREATE TABLE t2 (pid int NOT NULL PRIMARY KEY, type varchar(10)); @@ -1733,11 +1738,11 @@ LEFT JOIN (t5 JOIN t4 ON t5.carrier_id = t4.id) ON t4.carrier = t1.carrier; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 index package_id package_id 5 NULL 45 Using index -1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.package_id 1 Using join buffer -1 SIMPLE t4 eq_ref PRIMARY,id PRIMARY 2 test.t1.carrier 1 +1 SIMPLE t2 index package_id package_id 5 NULL 45 Using where; Using index +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.package_id 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t4 eq_ref PRIMARY,id PRIMARY 2 test.t1.carrier 1 Using where 1 SIMPLE t5 ref carrier_id carrier_id 5 test.t4.id 22 Using index -1 SIMPLE t3 ref package_id package_id 5 test.t1.id 1 Using where; Using index +1 SIMPLE t3 ref package_id package_id 5 test.t2.package_id 1 Using index SELECT COUNT(*) FROM ((t2 JOIN t1 ON t2.package_id = t1.id) JOIN t3 ON t3.package_id = t1.id) @@ -1747,6 +1752,95 @@ ON t4.carrier = t1.carrier; COUNT(*) 6 DROP TABLE t1,t2,t3,t4,t5; +CREATE TABLE t1 ( +pk int NOT NULL AUTO_INCREMENT PRIMARY KEY, +a int DEFAULT NULL, +KEY idx(a) +); +CREATE TABLE t2 ( +pk int NOT NULL AUTO_INCREMENT PRIMARY KEY, +a int DEFAULT NULL, +KEY idx(a) +); +CREATE TABLE t3 ( +pk int NOT NULL AUTO_INCREMENT PRIMARY KEY, +a int DEFAULT NULL, +KEY idx(a) +); +INSERT INTO t1 VALUES +(1,2), (2,7), (3,5), (4,7), (5,5), (6,NULL), (7,NULL), (8,9); +INSERT INTO t2 VALUES +(1,NULL), (4,2), (5,2), (3,4), (2,8); +INSERT INTO t3 VALUES +(1,9), (2,2), (3,5), (4,2), (5,7), (6,0), (7,5); +SELECT t1.pk, t1.a, t2.pk, t2.a,t3.pk, t3.a +FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON t3.a=t2.a) ON t2.a=t1.a; +pk a pk a pk a +1 2 4 2 2 2 +1 2 5 2 2 2 +1 2 4 2 4 2 +1 2 5 2 4 2 +2 7 NULL NULL NULL NULL +3 5 NULL NULL NULL NULL +4 7 NULL NULL NULL NULL +5 5 NULL NULL NULL NULL +6 NULL NULL NULL NULL NULL +7 NULL NULL NULL NULL NULL +8 9 NULL NULL NULL NULL +SELECT t1.pk, t1.a, t2.pk, t2.a,t3.pk, t3.a +FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON t3.a=t2.a) ON t2.a=t1.a +WHERE t2.pk IS NULL; +pk a pk a pk a +2 7 NULL NULL NULL NULL +3 5 NULL NULL NULL NULL +4 7 NULL NULL NULL NULL +5 5 NULL NULL NULL NULL +6 NULL NULL NULL NULL NULL +7 NULL NULL NULL NULL NULL +8 9 NULL NULL NULL NULL +SELECT t1.pk, t1.a, t2.pk, t2.a,t3.pk, t3.a +FROM t1 LEFT JOIN (t2 LEFT JOIN t3 ON t3.a=t2.a) ON t2.a=t1.a +WHERE t3.pk IS NULL; +pk a pk a pk a +2 7 NULL NULL NULL NULL +3 5 NULL NULL NULL NULL +4 7 NULL NULL NULL NULL +5 5 NULL NULL NULL NULL +6 NULL NULL NULL NULL NULL +7 NULL NULL NULL NULL NULL +8 9 NULL NULL NULL NULL +DROP TABLE t1, t2, t3; +CREATE TABLE t1 (a int NOT NULL ); +INSERT INTO t1 VALUES (9), (9); +CREATE TABLE t2 (a int NOT NULL ); +INSERT INTO t2 VALUES (9); +CREATE TABLE t3 (a int NOT NULL, b int); +INSERT INTO t3 VALUES (19,9); +CREATE TABLE t4 (b int) ; +SELECT * FROM t1 LEFT JOIN +((t2 LEFT JOIN t3 ON t2.a=t3.b) LEFT JOIN t4 ON t3.a=t4.b) +ON t1.a=t2.a; +a a a b b +9 9 19 9 NULL +9 9 19 9 NULL +SELECT * FROM t1 LEFT JOIN +((t2 LEFT JOIN t3 ON t2.a=t3.b) LEFT JOIN t4 ON t3.a=t4.b) +ON t1.a=t2.a +WHERE t3.a IS NULL; +a a a b b +EXPLAIN EXTENDED +SELECT * FROM t1 LEFT JOIN +((t2 LEFT JOIN t3 ON t2.a=t3.b) LEFT JOIN t4 ON t3.a=t4.b) +ON t1.a=t2.a +WHERE t3.a IS NULL; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 +1 SIMPLE t2 hash_ALL NULL #hash#$hj 4 test.t1.a 1 100.00 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t3 hash_ALL NULL #hash#$hj 5 test.t1.a 1 100.00 Using where; Not exists; Using join buffer (incremental, BNLH join) +1 SIMPLE t4 hash_ALL NULL #hash#$hj 5 test.t3.a 0 0.00 Using where; Using join buffer (incremental, BNLH join) +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`a` AS `a`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t4`.`b` AS `b` from `test`.`t1` left join (`test`.`t2` left join `test`.`t3` on(((`test`.`t2`.`a` = `test`.`t1`.`a`) and (`test`.`t3`.`b` = `test`.`t1`.`a`))) left join `test`.`t4` on(((`test`.`t4`.`b` = `test`.`t3`.`a`) and (`test`.`t3`.`a` is not null)))) on((`test`.`t2`.`a` = `test`.`t1`.`a`)) where isnull(`test`.`t3`.`a`) +DROP TABLE t1,t2,t3,t4; End of 5.0 tests CREATE TABLE t5 (a int, b int, c int, PRIMARY KEY(a), KEY b_i (b)); CREATE TABLE t6 (a int, b int, c int, PRIMARY KEY(a), KEY b_i (b)); @@ -1770,9 +1864,9 @@ ON t6.b >= 2 AND t5.b=t7.b AND (t8.a > 0 OR t8.c IS NULL); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t5 ALL NULL NULL NULL NULL 3 -1 SIMPLE t7 ref b_i b_i 5 test.t5.b 2 Using join buffer -1 SIMPLE t6 ALL b_i NULL NULL NULL 3 Using where; Using join buffer -1 SIMPLE t8 ref b_i b_i 5 test.t5.b 2 Using where; Using join buffer +1 SIMPLE t7 ref b_i b_i 5 test.t5.b 2 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t6 ALL b_i NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE t8 ref b_i b_i 5 test.t5.b 2 Using where; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan SELECT t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b FROM t5 LEFT JOIN @@ -1805,9 +1899,9 @@ FROM t5 LEFT JOIN ON (t5.b=t8.b); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t5 ALL NULL NULL NULL NULL 2 -1 SIMPLE t6 ALL NULL NULL NULL NULL 1 Using join buffer -1 SIMPLE t7 const PRIMARY PRIMARY 4 const 1 Using join buffer -1 SIMPLE t8 ALL b_i NULL NULL NULL 1 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join) +1 SIMPLE t7 const PRIMARY PRIMARY 4 const 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t8 ALL b_i NULL NULL NULL 1 Using where; Using join buffer (incremental, BNL join) SELECT t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b FROM t5 LEFT JOIN (t6 LEFT JOIN t7 ON t7.a=1, t8) @@ -1822,9 +1916,9 @@ FROM t5 LEFT JOIN ON (t5.b=t8.b); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t5 ALL NULL NULL NULL NULL 2 -1 SIMPLE t6 ALL NULL NULL NULL NULL 1 Using join buffer -1 SIMPLE t7 ref b_i b_i 5 const 0 Using join buffer -1 SIMPLE t8 ALL b_i NULL NULL NULL 1 Using where; Using join buffer +1 SIMPLE t6 ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join) +1 SIMPLE t7 ref b_i b_i 5 const 0 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t8 ALL b_i NULL NULL NULL 1 Using where; Using join buffer (incremental, BNL join) SELECT t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b FROM t5 LEFT JOIN (t6 LEFT JOIN t7 ON t7.b=2, t8) @@ -1839,9 +1933,9 @@ FROM t5 LEFT JOIN ON (t5.b=t8.b); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t5 ALL NULL NULL NULL NULL 2 -1 SIMPLE t8 ALL b_i NULL NULL NULL 1 Using where; Using join buffer -1 SIMPLE t6 ALL NULL NULL NULL NULL 1 Using join buffer -1 SIMPLE t7 const PRIMARY PRIMARY 4 const 1 Using join buffer +1 SIMPLE t8 ALL b_i NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 1 Using join buffer (incremental, BNL join) +1 SIMPLE t7 const PRIMARY PRIMARY 4 const 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan SELECT t5.a,t5.b,t6.a,t6.b,t7.a,t7.b,t8.a,t8.b FROM t5 LEFT JOIN (t8, t6 LEFT JOIN t7 ON t7.a=1) @@ -1854,3 +1948,4 @@ set join_cache_level=default; show variables like 'join_cache_level'; Variable_name Value join_cache_level 1 +set @@optimizer_switch=@save_optimizer_switch_jcl6; diff --git a/mysql-test/r/join_optimizer.result b/mysql-test/r/join_optimizer.result index 42c4c220e8c..5411b046766 100644 --- a/mysql-test/r/join_optimizer.result +++ b/mysql-test/r/join_optimizer.result @@ -32,6 +32,6 @@ explain SELECT STRAIGHT_JOIN g.id FROM t2 a, t3 g USE INDEX(groups_dt) WHERE g.domain = 'queue' AND g.type = a.type; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE a ALL NULL NULL NULL NULL 2 -1 SIMPLE g ref groups_dt groups_dt 70 const,test.a.type 13 Using index condition +1 SIMPLE a ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE g ref groups_dt groups_dt 70 const,test.a.type 13 Using where drop table t0,t1,t2,t3; diff --git a/mysql-test/r/join_outer.result b/mysql-test/r/join_outer.result index 10d960deef5..918ed1f21e6 100644 --- a/mysql-test/r/join_outer.result +++ b/mysql-test/r/join_outer.result @@ -1307,7 +1307,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `f1`,NULL AS `f2`,'3' AS `f3`,NULL AS `f1`,NULL AS `f2` from `test`.`t2` where ((coalesce('1',NULL),'3') in ((1,3),(2,2))) +Note 1003 select 1 AS `f1`,NULL AS `f2`,3 AS `f3`,NULL AS `f1`,NULL AS `f2` from `test`.`t2` where ((coalesce(1,NULL),3) in ((1,3),(2,2))) SELECT * FROM t1 LEFT JOIN t2 ON t1.f2 = t2.f2 WHERE (COALESCE(t1.f1, t2.f1), f3) IN ((1, 3), (2, 2)); f1 f2 f3 f1 f2 @@ -1340,7 +1340,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE tt6 ALL NULL NULL NULL NULL 2 Using where 1 SIMPLE tt7 ALL NULL NULL NULL NULL 2 Using where 1 SIMPLE tt8 ALL NULL NULL NULL NULL 2 Using where -1 SIMPLE tt9 ALL NULL NULL NULL NULL 2 Using join buffer +1 SIMPLE tt9 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) SET optimizer_search_depth = DEFAULT; DROP TABLE t1; # @@ -1359,7 +1359,7 @@ EXPLAIN SELECT STRAIGHT_JOIN COUNT(*) FROM t1 TA1 RIGHT JOIN t2 TA2 JOIN t2 TA3 ON TA2.f1 ON TA3.f1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE TA2 ALL NULL NULL NULL NULL 20 Using where -1 SIMPLE TA3 ALL NULL NULL NULL NULL 20 Using join buffer +1 SIMPLE TA3 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) 1 SIMPLE TA1 ALL NULL NULL NULL NULL 2 Using where DROP TABLE t1, t2; # @@ -1383,7 +1383,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE jt5 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index 1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index Warnings: -Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt1` left join (`test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on((`test`.`jt6`.`f1` and 1))) on(1) where 1 +Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt1` left join (`test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on(((`test`.`jt6`.`f1` <> 0) and 1))) on(1) where 1 EXPLAIN EXTENDED SELECT STRAIGHT_JOIN jt1.f1 FROM t1 AS jt1 RIGHT JOIN t1 AS jt2 RIGHT JOIN t1 AS jt3 @@ -1400,7 +1400,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index 1 SIMPLE jt1 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index Warnings: -Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on((`test`.`jt6`.`f1` and 1)) left join `test`.`t1` `jt1` on(1) where 1 +Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on(((`test`.`jt6`.`f1` <> 0) and 1)) left join `test`.`t1` `jt1` on(1) where 1 DROP TABLE t1; # # Bug#57688 Assertion `!table || (!table->write_set || bitmap_is_set(table->write_set, field @@ -1685,7 +1685,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t4 eq_ref PRIMARY PRIMARY 4 test.t3.pk 1 100.00 Using where; Using index Warnings: Note 1276 Field or reference 'test.t2.pk' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`pk` AS `pk`,<expr_cache><`test`.`t2`.`pk`>((select (`test`.`t3`.`pk` + if(isnull(`test`.`t4`.`pk`),0,`test`.`t4`.`pk`)) from `test`.`t3` left join `test`.`t4` on((`test`.`t4`.`pk` = `test`.`t3`.`pk`)) where (`test`.`t3`.`pk` = (`test`.`t2`.`pk` + 1000)) limit 1)) AS `t` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = (`test`.`t1`.`pk` + 1000)) and (`test`.`t1`.`pk` > 1000)) group by `test`.`t2`.`pk` +Note 1003 select `test`.`t2`.`pk` AS `pk`,(select (`test`.`t3`.`pk` + if(isnull(`test`.`t4`.`pk`),0,`test`.`t4`.`pk`)) from `test`.`t3` left join `test`.`t4` on((`test`.`t4`.`pk` = `test`.`t3`.`pk`)) where (`test`.`t3`.`pk` = (`test`.`t2`.`pk` + 1000)) limit 1) AS `t` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = (`test`.`t1`.`pk` + 1000)) and (`test`.`t1`.`pk` > 1000)) group by `test`.`t2`.`pk` select t2.pk, (select t3.pk+if(isnull(t4.pk),0,t4.pk) from t3 left join t4 on t4.pk=t3.pk @@ -1696,4 +1696,149 @@ group by t2.pk; pk t 2001 3001 drop table t1,t2,t3,t4; +# +# Bug#57024: Poor performance when conjunctive condition over the outer +# table is used in the on condition of an outer join +# +create table t1 (a int); +insert into t1 values (NULL), (NULL), (NULL), (NULL); +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 values (4), (2), (1), (3); +create table t2 like t1; +insert into t2 select if(t1.a is null, 10, t1.a) from t1; +create table t3 (a int, b int, index idx(a)); +insert into t3 values (1, 100), (3, 301), (4, 402), (1, 102), (1, 101); +analyze table t1,t2,t3; +Table Op Msg_type Msg_text +test.t1 analyze status OK +test.t2 analyze status OK +test.t3 analyze status OK +flush status; +select sum(t3.b) from t1 left join t3 on t3.a=t1.a and t1.a is not null; +sum(t3.b) +1006 +show status like "handler_read%"; +Variable_name Value +Handler_read_first 0 +Handler_read_key 4 +Handler_read_last 0 +Handler_read_next 5 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 1048581 +flush status; +select sum(t3.b) from t2 left join t3 on t3.a=t2.a and t2.a <> 10; +sum(t3.b) +1006 +show status like "handler_read%"; +Variable_name Value +Handler_read_first 0 +Handler_read_key 4 +Handler_read_last 0 +Handler_read_next 5 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 1048581 +drop table t1,t2,t3; +# +# Bug#57688 Assertion `!table || (!table->write_set || bitmap_is_set(table->write_set, field +# +CREATE TABLE t1 (f1 INT NOT NULL, PRIMARY KEY (f1)); +CREATE TABLE t2 (f1 INT NOT NULL, f2 INT NOT NULL, PRIMARY KEY (f1, f2)); +INSERT INTO t1 VALUES (4); +INSERT INTO t2 VALUES (3, 3); +INSERT INTO t2 VALUES (7, 7); +EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 +GROUP BY t2.f1, t2.f2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system PRIMARY NULL NULL NULL 1 Using temporary; Using filesort +1 SIMPLE t2 ref PRIMARY PRIMARY 4 const 1 Using index +SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 +GROUP BY t2.f1, t2.f2; +f1 f1 f2 +4 NULL NULL +EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 AND t2.f1 IS NOT NULL AND t2.f2 IS NOT NULL +GROUP BY t2.f1, t2.f2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system PRIMARY NULL NULL NULL 1 Using filesort +1 SIMPLE t2 ref PRIMARY PRIMARY 4 const 1 Using where; Using index +SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 AND t2.f1 IS NOT NULL AND t2.f2 IS NOT NULL +GROUP BY t2.f1, t2.f2; +f1 f1 f2 +DROP TABLE t1,t2; End of 5.1 tests +# +# LP bug #813447: LEFT JOIN with single-row inner table and +# a subquery in ON expression +# +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (0); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (0); +CREATE TABLE t3 (a int); +INSERT INTO t3 VALUES (0), (0); +SELECT t2.a FROM t1 LEFT JOIN t2 ON (6) IN (SELECT a FROM t3); +a +NULL +EXPLAIN EXTENDED +SELECT t2.a FROM t1 LEFT JOIN t2 ON (6) IN (SELECT a FROM t3); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 100.00 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where 1 +DROP TABLE t1,t2,t3; +# +# LP bug #817384 Wrong result with outer join + subquery in ON +# clause +unique key +# +CREATE TABLE t1 ( c int NOT NULL , b char(1) NOT NULL ) ; +INSERT INTO t1 VALUES (1,'b'); +CREATE TABLE t2 ( a int NOT NULL , b char(1) NOT NULL , PRIMARY KEY (a)) ; +INSERT INTO t2 VALUES (1,'a'); +create table t3 (c1 char(1), c2 char(2)); +insert into t3 values ('c','d'); +insert into t3 values ('c','d'); +EXPLAIN SELECT t2.b +FROM t1 LEFT JOIN t2 ON t1.c = t2.a AND ( t2.b , t1.b ) IN (SELECT * from t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 const 1 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using where +SELECT t2.b +FROM t1 LEFT JOIN t2 ON t1.c = t2.a AND ( t2.b , t1.b ) IN (SELECT * from t3); +b +NULL +EXPLAIN SELECT t2.b +FROM t1 LEFT JOIN t2 ON (t2.b) IN (SELECT c2 from t3) AND t2.a = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 const PRIMARY PRIMARY 4 const 1 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using where +SELECT t2.b +FROM t1 LEFT JOIN t2 ON (t2.b) IN (SELECT c2 from t3) AND t2.a = 1; +b +NULL +DROP TABLE t1,t2,t3; diff --git a/mysql-test/r/join_outer_innodb.result b/mysql-test/r/join_outer_innodb.result index e27139e83e7..749cb2ab212 100644 --- a/mysql-test/r/join_outer_innodb.result +++ b/mysql-test/r/join_outer_innodb.result @@ -40,7 +40,7 @@ WHERE t1.col_int_key BETWEEN 5 AND 6 AND t1.pk IS NULL OR t1.pk IN (5) ORDER BY pk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 const PRIMARY,col_int_key PRIMARY 4 const 2 Using where +1 SIMPLE t1 const PRIMARY,col_int_key PRIMARY 4 const 1 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.col_int 1 Using index SELECT t1.pk diff --git a/mysql-test/r/join_outer_jcl6.result b/mysql-test/r/join_outer_jcl6.result index 1aff97ed4af..69f7052235b 100644 --- a/mysql-test/r/join_outer_jcl6.result +++ b/mysql-test/r/join_outer_jcl6.result @@ -1,3 +1,8 @@ +set @save_optimizer_switch_jcl6=@@optimizer_switch; +set @@optimizer_switch='optimize_join_buffer_size=on'; +set @@optimizer_switch='semijoin_with_cache=on'; +set @@optimizer_switch='outer_join_with_cache=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set join_cache_level=6; show variables like 'join_cache_level'; Variable_name Value @@ -99,7 +104,7 @@ id select_type table type possible_keys key key_len ref rows Extra explain select t1.*,t2.* from t1 left join t2 on t1.a=t2.a where isnull(t2.a)=1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 7 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 8 test.t1.a 1 Using where; Using join buffer +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 8 test.t1.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select t1.*,t2.*,t3.a from t1 left join t2 on (t1.a=t2.a) left join t1 as t3 on (t2.a=t3.a); grp a c id a c d a 1 1 a 1 1 a 1 1 @@ -316,11 +321,11 @@ Lilliana Angelovska NULL NULL explain select t1.name, t2.name, t2.id from t1 left join t2 on (t1.id = t2.owner) where t2.id is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Not exists; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 2 test.t1.id 3 Using where; Not exists; Using join buffer (flat, BNLH join) explain select t1.name, t2.name, t2.id from t1 left join t2 on (t1.id = t2.owner) where t2.name is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 2 test.t1.id 3 Using where; Using join buffer (flat, BNLH join) select count(*) from t1 left join t2 on (t1.id = t2.owner); count(*) 4 @@ -336,11 +341,11 @@ Lilliana Angelovska NULL NULL explain select t1.name, t2.name, t2.id from t2 right join t1 on (t1.id = t2.owner) where t2.id is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Not exists; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 2 test.t1.id 3 Using where; Not exists; Using join buffer (flat, BNLH join) explain select t1.name, t2.name, t2.id from t2 right join t1 on (t1.id = t2.owner) where t2.name is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 2 test.t1.id 3 Using where; Using join buffer (flat, BNLH join) select count(*) from t2 right join t1 on (t1.id = t2.owner); count(*) 4 @@ -692,8 +697,8 @@ a1 a2 b1 b2 c1 c2 explain select * from t1 left join t2 on b1 = a1 left join t3 on c1 = a1 and b1 is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 3 -1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 4 test.t1.a1 2 Using where; Using join buffer (flat, BNLH join) +1 SIMPLE t3 hash_ALL NULL #hash#$hj 5 test.t1.a1 2 Using where; Using join buffer (incremental, BNLH join) drop table t1, t2, t3; create table t1 ( a int(11), @@ -742,13 +747,13 @@ explain select s.*, '*', m.*, (s.match_1_h - m.home) UUX from order by m.match_id desc; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE s ALL NULL NULL NULL NULL 10 Using temporary; Using filesort -1 SIMPLE m const match_id,match_id_2 match_id 1 const 1 Using join buffer +1 SIMPLE m const match_id,match_id_2 match_id 1 const 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan explain select s.*, '*', m.*, (s.match_1_h - m.home) UUX from (t2 s left join t1 m on m.match_id = 1) order by UUX desc; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE s ALL NULL NULL NULL NULL 10 Using temporary; Using filesort -1 SIMPLE m const match_id,match_id_2 match_id 1 const 1 Using join buffer +1 SIMPLE m const match_id,match_id_2 match_id 1 const 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select s.*, '*', m.*, (s.match_1_h - m.home) UUX from (t2 s left join t1 m on m.match_id = 1) order by UUX desc; @@ -768,7 +773,7 @@ t2 s straight_join t1 m where m.match_id = 1 order by UUX desc; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE s ALL NULL NULL NULL NULL 10 Using temporary; Using filesort -1 SIMPLE m const match_id,match_id_2 match_id 1 const 1 Using join buffer +1 SIMPLE m const match_id,match_id_2 match_id 1 const 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select s.*, '*', m.*, (s.match_1_h - m.home) UUX from t2 s straight_join t1 m where m.match_id = 1 order by UUX desc; @@ -1135,15 +1140,15 @@ a b a b EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t1.a = t2.a WHERE t1.a = t2.a OR t1.a = t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 4 -1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.a 1 Using join buffer +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t1.a = t2.a WHERE t1.a IN(t2.a, t2.b); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 4 Using where -1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.a 1 Using join buffer +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t1.a = t2.a WHERE t1.a > IF(t1.a = t2.b-2, t2.b, t2.b-1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 4 Using where -1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.a 1 Using join buffer +1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan DROP TABLE t1,t2; DROP VIEW IF EXISTS v1,v2; DROP TABLE IF EXISTS t1,t2; @@ -1232,7 +1237,7 @@ EXPLAIN SELECT t1.id, a FROM t1 LEFT JOIN t2 ON t1.id=t2.id WHERE t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 5 -1 SIMPLE t2 ref idx idx 4 test.t1.id 2 Using where; Not exists; Using join buffer +1 SIMPLE t2 ref idx idx 4 test.t1.id 2 Using where; Not exists; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan flush status; SELECT t1.id, a FROM t1 LEFT JOIN t2 ON t1.id=t2.id WHERE t2.b IS NULL; id a @@ -1311,7 +1316,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `f1`,NULL AS `f2`,'3' AS `f3`,NULL AS `f1`,NULL AS `f2` from `test`.`t2` where ((coalesce('1',NULL),'3') in ((1,3),(2,2))) +Note 1003 select 1 AS `f1`,NULL AS `f2`,3 AS `f3`,NULL AS `f1`,NULL AS `f2` from `test`.`t2` where ((coalesce(1,NULL),3) in ((1,3),(2,2))) SELECT * FROM t1 LEFT JOIN t2 ON t1.f2 = t2.f2 WHERE (COALESCE(t1.f1, t2.f1), f3) IN ((1, 3), (2, 2)); f1 f2 f3 f1 f2 @@ -1337,14 +1342,14 @@ RIGHT OUTER JOIN t1 tt1 ON 1 STRAIGHT_JOIN t1 tt9 ON 1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE tt1 ALL NULL NULL NULL NULL 2 -1 SIMPLE tt2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE tt3 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE tt4 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE tt5 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE tt6 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE tt7 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE tt8 ALL NULL NULL NULL NULL 2 Using where; Using join buffer -1 SIMPLE tt9 ALL NULL NULL NULL NULL 2 Using join buffer +1 SIMPLE tt2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +1 SIMPLE tt3 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE tt4 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE tt5 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE tt6 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE tt7 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE tt8 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (incremental, BNL join) +1 SIMPLE tt9 ALL NULL NULL NULL NULL 2 Using join buffer (incremental, BNL join) SET optimizer_search_depth = DEFAULT; DROP TABLE t1; # @@ -1363,8 +1368,8 @@ EXPLAIN SELECT STRAIGHT_JOIN COUNT(*) FROM t1 TA1 RIGHT JOIN t2 TA2 JOIN t2 TA3 ON TA2.f1 ON TA3.f1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE TA2 ALL NULL NULL NULL NULL 20 Using where -1 SIMPLE TA3 ALL NULL NULL NULL NULL 20 Using join buffer -1 SIMPLE TA1 ALL NULL NULL NULL NULL 2 Using where; Using join buffer +1 SIMPLE TA3 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) +1 SIMPLE TA1 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (incremental, BNL join) DROP TABLE t1, t2; # # Bug#48971 Segfault in add_found_match_trig_cond () at sql_select.cc:5990 @@ -1381,13 +1386,13 @@ RIGHT JOIN t1 AS jt6 ON jt6.f1 ON 1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE jt1 index NULL PRIMARY 4 NULL 2 100.00 Using index -1 SIMPLE jt6 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -1 SIMPLE jt3 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -1 SIMPLE jt4 index NULL PRIMARY 4 NULL 2 100.00 Using index; Using join buffer -1 SIMPLE jt5 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer +1 SIMPLE jt6 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (flat, BNL join) +1 SIMPLE jt3 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (incremental, BNL join) +1 SIMPLE jt4 index NULL PRIMARY 4 NULL 2 100.00 Using index; Using join buffer (incremental, BNL join) +1 SIMPLE jt5 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (incremental, BNL join) +1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt1` left join (`test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on((`test`.`jt6`.`f1` and 1))) on(1) where 1 +Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt1` left join (`test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on(((`test`.`jt6`.`f1` <> 0) and 1))) on(1) where 1 EXPLAIN EXTENDED SELECT STRAIGHT_JOIN jt1.f1 FROM t1 AS jt1 RIGHT JOIN t1 AS jt2 RIGHT JOIN t1 AS jt3 @@ -1398,13 +1403,13 @@ RIGHT JOIN t1 AS jt6 ON jt6.f1 ON 1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE jt6 index NULL PRIMARY 4 NULL 2 100.00 Using index -1 SIMPLE jt3 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -1 SIMPLE jt4 index NULL PRIMARY 4 NULL 2 100.00 Using index; Using join buffer -1 SIMPLE jt5 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -1 SIMPLE jt1 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer +1 SIMPLE jt3 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (flat, BNL join) +1 SIMPLE jt4 index NULL PRIMARY 4 NULL 2 100.00 Using index; Using join buffer (incremental, BNL join) +1 SIMPLE jt5 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (incremental, BNL join) +1 SIMPLE jt2 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (incremental, BNL join) +1 SIMPLE jt1 index NULL PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer (incremental, BNL join) Warnings: -Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on((`test`.`jt6`.`f1` and 1)) left join `test`.`t1` `jt1` on(1) where 1 +Note 1003 select straight_join `test`.`jt1`.`f1` AS `f1` from `test`.`t1` `jt6` left join (`test`.`t1` `jt3` join `test`.`t1` `jt4` left join `test`.`t1` `jt5` on(1) left join `test`.`t1` `jt2` on(1)) on(((`test`.`jt6`.`f1` <> 0) and 1)) left join `test`.`t1` `jt1` on(1) where 1 DROP TABLE t1; # # Bug#57688 Assertion `!table || (!table->write_set || bitmap_is_set(table->write_set, field @@ -1689,7 +1694,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t4 eq_ref PRIMARY PRIMARY 4 test.t3.pk 1 100.00 Using where; Using index Warnings: Note 1276 Field or reference 'test.t2.pk' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`pk` AS `pk`,<expr_cache><`test`.`t2`.`pk`>((select (`test`.`t3`.`pk` + if(isnull(`test`.`t4`.`pk`),0,`test`.`t4`.`pk`)) from `test`.`t3` left join `test`.`t4` on((`test`.`t4`.`pk` = `test`.`t3`.`pk`)) where (`test`.`t3`.`pk` = (`test`.`t2`.`pk` + 1000)) limit 1)) AS `t` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = (`test`.`t1`.`pk` + 1000)) and (`test`.`t1`.`pk` > 1000)) group by `test`.`t2`.`pk` +Note 1003 select `test`.`t2`.`pk` AS `pk`,(select (`test`.`t3`.`pk` + if(isnull(`test`.`t4`.`pk`),0,`test`.`t4`.`pk`)) from `test`.`t3` left join `test`.`t4` on((`test`.`t4`.`pk` = `test`.`t3`.`pk`)) where (`test`.`t3`.`pk` = (`test`.`t2`.`pk` + 1000)) limit 1) AS `t` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = (`test`.`t1`.`pk` + 1000)) and (`test`.`t1`.`pk` > 1000)) group by `test`.`t2`.`pk` select t2.pk, (select t3.pk+if(isnull(t4.pk),0,t4.pk) from t3 left join t4 on t4.pk=t3.pk @@ -1700,8 +1705,154 @@ group by t2.pk; pk t 2001 3001 drop table t1,t2,t3,t4; +# +# Bug#57024: Poor performance when conjunctive condition over the outer +# table is used in the on condition of an outer join +# +create table t1 (a int); +insert into t1 values (NULL), (NULL), (NULL), (NULL); +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 select * from t1; +insert into t1 values (4), (2), (1), (3); +create table t2 like t1; +insert into t2 select if(t1.a is null, 10, t1.a) from t1; +create table t3 (a int, b int, index idx(a)); +insert into t3 values (1, 100), (3, 301), (4, 402), (1, 102), (1, 101); +analyze table t1,t2,t3; +Table Op Msg_type Msg_text +test.t1 analyze status OK +test.t2 analyze status OK +test.t3 analyze status OK +flush status; +select sum(t3.b) from t1 left join t3 on t3.a=t1.a and t1.a is not null; +sum(t3.b) +1006 +show status like "handler_read%"; +Variable_name Value +Handler_read_first 0 +Handler_read_key 4 +Handler_read_last 0 +Handler_read_next 5 +Handler_read_prev 0 +Handler_read_rnd 5 +Handler_read_rnd_next 1048581 +flush status; +select sum(t3.b) from t2 left join t3 on t3.a=t2.a and t2.a <> 10; +sum(t3.b) +1006 +show status like "handler_read%"; +Variable_name Value +Handler_read_first 0 +Handler_read_key 4 +Handler_read_last 0 +Handler_read_next 5 +Handler_read_prev 0 +Handler_read_rnd 5 +Handler_read_rnd_next 1048581 +drop table t1,t2,t3; +# +# Bug#57688 Assertion `!table || (!table->write_set || bitmap_is_set(table->write_set, field +# +CREATE TABLE t1 (f1 INT NOT NULL, PRIMARY KEY (f1)); +CREATE TABLE t2 (f1 INT NOT NULL, f2 INT NOT NULL, PRIMARY KEY (f1, f2)); +INSERT INTO t1 VALUES (4); +INSERT INTO t2 VALUES (3, 3); +INSERT INTO t2 VALUES (7, 7); +EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 +GROUP BY t2.f1, t2.f2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system PRIMARY NULL NULL NULL 1 Using temporary; Using filesort +1 SIMPLE t2 ref PRIMARY PRIMARY 4 const 1 Using index +SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 +GROUP BY t2.f1, t2.f2; +f1 f1 f2 +4 NULL NULL +EXPLAIN SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 AND t2.f1 IS NOT NULL AND t2.f2 IS NOT NULL +GROUP BY t2.f1, t2.f2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system PRIMARY NULL NULL NULL 1 Using filesort +1 SIMPLE t2 ref PRIMARY PRIMARY 4 const 1 Using where; Using index +SELECT * FROM t1 LEFT JOIN t2 ON t2.f1 = t1.f1 +WHERE t1.f1 = 4 AND t2.f1 IS NOT NULL AND t2.f2 IS NOT NULL +GROUP BY t2.f1, t2.f2; +f1 f1 f2 +DROP TABLE t1,t2; End of 5.1 tests +# +# LP bug #813447: LEFT JOIN with single-row inner table and +# a subquery in ON expression +# +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (0); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (0); +CREATE TABLE t3 (a int); +INSERT INTO t3 VALUES (0), (0); +SELECT t2.a FROM t1 LEFT JOIN t2 ON (6) IN (SELECT a FROM t3); +a +NULL +EXPLAIN EXTENDED +SELECT t2.a FROM t1 LEFT JOIN t2 ON (6) IN (SELECT a FROM t3); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 100.00 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where 1 +DROP TABLE t1,t2,t3; +# +# LP bug #817384 Wrong result with outer join + subquery in ON +# clause +unique key +# +CREATE TABLE t1 ( c int NOT NULL , b char(1) NOT NULL ) ; +INSERT INTO t1 VALUES (1,'b'); +CREATE TABLE t2 ( a int NOT NULL , b char(1) NOT NULL , PRIMARY KEY (a)) ; +INSERT INTO t2 VALUES (1,'a'); +create table t3 (c1 char(1), c2 char(2)); +insert into t3 values ('c','d'); +insert into t3 values ('c','d'); +EXPLAIN SELECT t2.b +FROM t1 LEFT JOIN t2 ON t1.c = t2.a AND ( t2.b , t1.b ) IN (SELECT * from t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 const 1 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using where +SELECT t2.b +FROM t1 LEFT JOIN t2 ON t1.c = t2.a AND ( t2.b , t1.b ) IN (SELECT * from t3); +b +NULL +EXPLAIN SELECT t2.b +FROM t1 LEFT JOIN t2 ON (t2.b) IN (SELECT c2 from t3) AND t2.a = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 const PRIMARY PRIMARY 4 const 1 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using where +SELECT t2.b +FROM t1 LEFT JOIN t2 ON (t2.b) IN (SELECT c2 from t3) AND t2.a = 1; +b +NULL +DROP TABLE t1,t2,t3; set join_cache_level=default; show variables like 'join_cache_level'; Variable_name Value join_cache_level 1 +set @@optimizer_switch=@save_optimizer_switch_jcl6; diff --git a/mysql-test/r/key.result b/mysql-test/r/key.result index e63afeab126..4035f61e36b 100644 --- a/mysql-test/r/key.result +++ b/mysql-test/r/key.result @@ -598,7 +598,7 @@ VALUES EXPLAIN SELECT 1 FROM t1 AS t1_outer WHERE (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2) > 12; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t1_outer index NULL a 10 NULL 15 Using index 2 SUBQUERY t1 range NULL a 5 NULL 8 Using index for group-by SELECT 1 as RES FROM t1 AS t1_outer WHERE (SELECT max(b) FROM t1 GROUP BY a HAVING a < 2) > 12; diff --git a/mysql-test/r/key_cache.result b/mysql-test/r/key_cache.result index e9a2023e1c4..5b4395dcc29 100644 --- a/mysql-test/r/key_cache.result +++ b/mysql-test/r/key_cache.result @@ -646,7 +646,7 @@ select p from t1 where p between 1010 and 1020; p explain select i from t2 where p between 1010 and 1020; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 28 Using index condition; Using MRR +1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 28 Using where select i from t2 where p between 1010 and 1020; i 1 @@ -662,7 +662,7 @@ i 3 explain select count(*) from t1, t2 where t1.p = t2.i; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 index k1 k1 5 NULL 1024 Using index +1 SIMPLE t2 index k1 k1 5 NULL 1024 Using where; Using index 1 SIMPLE t1 eq_ref PRIMARY PRIMARY 4 test.t2.i 1 Using index select count(*) from t1, t2 where t1.p = t2.i; count(*) diff --git a/mysql-test/r/key_diff.result b/mysql-test/r/key_diff.result index 9d26bee4557..af928fcb203 100644 --- a/mysql-test/r/key_diff.result +++ b/mysql-test/r/key_diff.result @@ -36,7 +36,7 @@ a a a a explain select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL a NULL NULL NULL 5 -1 SIMPLE t2 ALL b NULL NULL NULL 5 Using where; Using join buffer +1 SIMPLE t2 ALL b NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) select t1.*,t2.* from t1,t1 as t2 where t1.A=t2.B order by binary t1.a,t2.a; a b a b A B a a diff --git a/mysql-test/r/loaddata.result b/mysql-test/r/loaddata.result index c4c8216c14a..ee0e63706a1 100644 --- a/mysql-test/r/loaddata.result +++ b/mysql-test/r/loaddata.result @@ -5,8 +5,8 @@ Warnings: Warning 1265 Data truncated for column 'a' at row 1 Warning 1265 Data truncated for column 'c' at row 1 Warning 1265 Data truncated for column 'd' at row 1 -Warning 1265 Data truncated for column 'a' at row 2 -Warning 1265 Data truncated for column 'b' at row 2 +Warning 1264 Out of range value for column 'a' at row 2 +Warning 1264 Out of range value for column 'b' at row 2 Warning 1265 Data truncated for column 'd' at row 2 load data infile '../../std_data/loaddata1.dat' into table t1 fields terminated by ',' IGNORE 2 LINES; SELECT * from t1; @@ -20,7 +20,7 @@ load data infile '../../std_data/loaddata1.dat' into table t1 fields terminated Warnings: Warning 1265 Data truncated for column 'c' at row 1 Warning 1265 Data truncated for column 'd' at row 1 -Warning 1265 Data truncated for column 'b' at row 2 +Warning 1264 Out of range value for column 'b' at row 2 Warning 1265 Data truncated for column 'd' at row 2 SELECT * from t1; a b c d diff --git a/mysql-test/r/lock.result b/mysql-test/r/lock.result index c1e1ccb5bce..501c379b257 100644 --- a/mysql-test/r/lock.result +++ b/mysql-test/r/lock.result @@ -470,3 +470,13 @@ DROP TABLE t1, t2; # # End of 6.0 tests. # +create table t1 (a int) engine=myisam; +lock tables t1 write concurrent, t1 as t2 read; +lock tables t1 read local; +unlock tables; +unlock tables; +lock tables t1 read local; +lock tables t1 write concurrent, t1 as t2 read; +unlock tables; +unlock tables; +drop table t1; diff --git a/mysql-test/r/lock_multi.result b/mysql-test/r/lock_multi.result index 1a8ef2deefd..9d6135eda80 100644 --- a/mysql-test/r/lock_multi.result +++ b/mysql-test/r/lock_multi.result @@ -184,13 +184,6 @@ ERROR 70100: Query execution was interrupted unlock tables; drop table t1; drop table if exists t1; -create table t1 (a int) ENGINE=MEMORY; ---> client 2 -handler t1 open; -ERROR HY000: Table storage engine for 't1' doesn't have this option ---> client 1 -drop table t1; -drop table if exists t1; create table t1 (i int); connection: default lock tables t1 write; diff --git a/mysql-test/r/lock_multi_bug38499.result b/mysql-test/r/lock_multi_bug38499.result index 9b3f57c8e53..6922312b298 100644 --- a/mysql-test/r/lock_multi_bug38499.result +++ b/mysql-test/r/lock_multi_bug38499.result @@ -2,7 +2,9 @@ SET @odl_sync_frm = @@global.sync_frm; SET @@global.sync_frm = OFF; DROP TABLE IF EXISTS t1; CREATE TABLE t1( a INT, b INT ); +CREATE TABLE t2( a INT, b INT ); INSERT INTO t1 VALUES (1, 1), (2, 2), (3, 3), (4, 4); +INSERT INTO t2 VALUES (1, 1), (2, 2), (3, 3), (4, 4); # 1. test regular tables # 1.1. test altering of columns that multiupdate doesn't use # 1.1.1. normal mode @@ -18,5 +20,5 @@ ALTER TABLE t1 ADD COLUMN a INT; # 2.2. test altering of columns that multiupdate uses # 2.2.1. normal mode # 2.2.2. PS mode -DROP TABLE t1; +DROP TABLE t1,t2; SET @@global.sync_frm = @odl_sync_frm; diff --git a/mysql-test/r/log_slow.result b/mysql-test/r/log_slow.result index 62539566bfa..75e92e7a0b5 100644 --- a/mysql-test/r/log_slow.result +++ b/mysql-test/r/log_slow.result @@ -44,10 +44,10 @@ select @@log_slow_verbosity; innodb show fields from mysql.slow_log; Field Type Null Key Default Extra -start_time timestamp NO CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP +start_time timestamp(6) NO CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP user_host mediumtext NO NULL -query_time time NO NULL -lock_time time NO NULL +query_time time(6) NO NULL +lock_time time(6) NO NULL rows_sent int(11) NO NULL rows_examined int(11) NO NULL db varchar(512) NO NULL diff --git a/mysql-test/r/log_state.result b/mysql-test/r/log_state.result index 4c54f12b34f..e9f6897da71 100644 --- a/mysql-test/r/log_state.result +++ b/mysql-test/r/log_state.result @@ -55,7 +55,7 @@ sleep(@long_query_time + 1) 0 select * from mysql.slow_log where sql_text NOT LIKE '%slow_log%'; start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text -TIMESTAMP USER_HOST QUERY_TIME 00:00:00 1 0 test 0 0 1 select sleep(@long_query_time + 1) +TIMESTAMP USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 select sleep(@long_query_time + 1) # Switch to connection default show global variables where Variable_name = 'log' or Variable_name = 'log_slow_queries' or diff --git a/mysql-test/r/log_tables.result b/mysql-test/r/log_tables.result index f64894c9f10..62775f3db4d 100644 --- a/mysql-test/r/log_tables.result +++ b/mysql-test/r/log_tables.result @@ -53,7 +53,7 @@ ERROR HY000: You can't use locks with log tables. show create table mysql.general_log; Table Create Table general_log CREATE TABLE `general_log` ( - `event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, `thread_id` int(11) NOT NULL, `server_id` int(10) unsigned NOT NULL, @@ -62,7 +62,7 @@ general_log CREATE TABLE `general_log` ( ) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='General log' show fields from mysql.general_log; Field Type Null Key Default Extra -event_time timestamp NO CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP +event_time timestamp(6) NO CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP user_host mediumtext NO NULL thread_id int(11) NO NULL server_id int(10) unsigned NO NULL @@ -71,10 +71,10 @@ argument mediumtext NO NULL show create table mysql.slow_log; Table Create Table slow_log CREATE TABLE `slow_log` ( - `start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, - `query_time` time NOT NULL, - `lock_time` time NOT NULL, + `query_time` time(6) NOT NULL, + `lock_time` time(6) NOT NULL, `rows_sent` int(11) NOT NULL, `rows_examined` int(11) NOT NULL, `db` varchar(512) NOT NULL, @@ -85,10 +85,10 @@ slow_log CREATE TABLE `slow_log` ( ) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='Slow log' show fields from mysql.slow_log; Field Type Null Key Default Extra -start_time timestamp NO CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP +start_time timestamp(6) NO CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP user_host mediumtext NO NULL -query_time time NO NULL -lock_time time NO NULL +query_time time(6) NO NULL +lock_time time(6) NO NULL rows_sent int(11) NO NULL rows_examined int(11) NO NULL db varchar(512) NO NULL @@ -147,7 +147,7 @@ sleep(2) 0 select * from mysql.slow_log; start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text -TIMESTAMP USER_HOST QUERY_TIME 00:00:00 1 0 mysql 0 0 1 select sleep(2) +TIMESTAMP USER_HOST QUERY_TIME 00:00:00.000000 1 0 mysql 0 0 1 select sleep(2) set @@session.long_query_time = @saved_long_query_time; alter table mysql.general_log engine=myisam; ERROR HY000: You cannot 'ALTER' a log table if logging is enabled @@ -164,7 +164,7 @@ set global slow_query_log='OFF'; show create table mysql.general_log; Table Create Table general_log CREATE TABLE `general_log` ( - `event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, `thread_id` int(11) NOT NULL, `server_id` int(10) unsigned NOT NULL, @@ -174,10 +174,10 @@ general_log CREATE TABLE `general_log` ( show create table mysql.slow_log; Table Create Table slow_log CREATE TABLE `slow_log` ( - `start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, - `query_time` time NOT NULL, - `lock_time` time NOT NULL, + `query_time` time(6) NOT NULL, + `lock_time` time(6) NOT NULL, `rows_sent` int(11) NOT NULL, `rows_examined` int(11) NOT NULL, `db` varchar(512) NOT NULL, @@ -191,7 +191,7 @@ alter table mysql.slow_log engine=myisam; show create table mysql.general_log; Table Create Table general_log CREATE TABLE `general_log` ( - `event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, `thread_id` int(11) NOT NULL, `server_id` int(10) unsigned NOT NULL, @@ -201,10 +201,10 @@ general_log CREATE TABLE `general_log` ( show create table mysql.slow_log; Table Create Table slow_log CREATE TABLE `slow_log` ( - `start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, - `query_time` time NOT NULL, - `lock_time` time NOT NULL, + `query_time` time(6) NOT NULL, + `lock_time` time(6) NOT NULL, `rows_sent` int(11) NOT NULL, `rows_examined` int(11) NOT NULL, `db` varchar(512) NOT NULL, @@ -251,7 +251,7 @@ alter table mysql.slow_log engine=NonExistentEngine; Warnings: Warning 1286 Unknown storage engine 'NonExistentEngine' alter table mysql.slow_log engine=memory; -ERROR HY000: This storage engine cannot be used for log tables" +ERROR HY000: This storage engine cannot be used for log tables set storage_engine= @save_storage_engine; drop table mysql.slow_log; drop table mysql.general_log; @@ -261,7 +261,7 @@ drop table mysql.slow_log; ERROR 42S02: Unknown table 'slow_log' use mysql; CREATE TABLE `general_log` ( -`event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP +`event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, `thread_id` int(11) NOT NULL, @@ -270,11 +270,11 @@ ON UPDATE CURRENT_TIMESTAMP, `argument` mediumtext NOT NULL ) ENGINE=CSV DEFAULT CHARSET=utf8 COMMENT='General log'; CREATE TABLE `slow_log` ( -`start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP +`start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, -`query_time` time NOT NULL, -`lock_time` time NOT NULL, +`query_time` time(6) NOT NULL, +`lock_time` time(6) NOT NULL, `rows_sent` int(11) NOT NULL, `rows_examined` int(11) NOT NULL, `db` varchar(512) NOT NULL, @@ -426,9 +426,9 @@ My own slow query sleep(2) My own slow query 0 SELECT * FROM mysql.slow_log WHERE seq >= 2 LIMIT 3; start_time user_host query_time lock_time rows_sent rows_examined db last_insert_id insert_id server_id sql_text seq -START_TIME USER_HOST QUERY_TIME 00:00:00 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 2 -START_TIME USER_HOST QUERY_TIME 00:00:00 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 -START_TIME USER_HOST QUERY_TIME 00:00:00 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 4 +START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 2 +START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 3 +START_TIME USER_HOST QUERY_TIME 00:00:00.000000 1 0 test 0 0 1 SELECT "My own slow query", sleep(2) 4 SET GLOBAL slow_query_log = 0; SET SESSION long_query_time =@saved_long_query_time; FLUSH LOGS; @@ -522,10 +522,10 @@ DROP PROCEDURE IF EXISTS `db_17876.archiveGeneralLog`; DROP DATABASE IF EXISTS `db_17876`; CREATE DATABASE db_17876; CREATE TABLE `db_17876.slow_log_data` ( -`start_time` timestamp default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP, +`start_time` timestamp(6) default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP, `user_host` mediumtext , -`query_time` time , -`lock_time` time , +`query_time` time(6) , +`lock_time` time(6) , `rows_sent` int(11) , `rows_examined` int(11) , `db` varchar(512) default NULL, @@ -535,7 +535,7 @@ CREATE TABLE `db_17876.slow_log_data` ( `sql_text` mediumtext ); CREATE TABLE `db_17876.general_log_data` ( -`event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, +`event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext, `thread_id` int(11) DEFAULT NULL, `server_id` int(11) DEFAULT NULL, @@ -544,7 +544,7 @@ CREATE TABLE `db_17876.general_log_data` ( ); CREATE procedure `db_17876.archiveSlowLog`() BEGIN -DECLARE start_time, query_time, lock_time CHAR(20); +DECLARE start_time, query_time, lock_time CHAR(28); DECLARE user_host MEDIUMTEXT; DECLARE rows_set, rows_examined, last_insert_id, insert_id, server_id INT; DECLARE dbname MEDIUMTEXT; @@ -577,7 +577,7 @@ TRUNCATE mysql.slow_log; END // CREATE procedure `db_17876.archiveGeneralLog`() BEGIN -DECLARE event_time CHAR(20); +DECLARE event_time CHAR(28); DECLARE user_host, argument MEDIUMTEXT; DECLARE thread_id, server_id INT; DECLARE sql_text BLOB; diff --git a/mysql-test/r/maria_icp.result b/mysql-test/r/maria_icp.result new file mode 100644 index 00000000000..81bf90f5439 --- /dev/null +++ b/mysql-test/r/maria_icp.result @@ -0,0 +1,229 @@ +set @save_storage_engine= @@storage_engine; +set storage_engine=Maria; +set @maria_icp_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +# +# Bug#36981 - "innodb crash when selecting for update" +# +CREATE TABLE t1 ( +c1 CHAR(1), +c2 CHAR(10), +KEY (c1) +); +INSERT INTO t1 VALUES ('3', null); +SELECT * FROM t1 WHERE c1='3' FOR UPDATE; +c1 c2 +3 NULL +DROP TABLE t1; +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +CREATE TABLE t2 (a INT); +INSERT INTO t2 SELECT A.a + 10*(B.a + 10*C.a) FROM t1 A, t1 B, t1 C; +CREATE TABLE t3 ( +c1 CHAR(10) NOT NULL, +c2 CHAR(10) NOT NULL, +c3 CHAR(200) NOT NULL, +KEY (c1) +); +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',1000+ t2.a,'=w'), 'filler' + FROM t2; +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',2000+t2.a,'=w'), 'filler-1' + FROM t2; +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',3000+t2.a,'=w'), 'filler-2' + FROM t2; +SELECT c1,c3 FROM t3 WHERE c1 >= 'c-1994=w' and c1 != 'c-1996=w' FOR UPDATE; +c1 c3 +c-1994=w filler +c-1994=w filler-1 +c-1994=w filler-2 +c-1995=w filler +c-1995=w filler-1 +c-1995=w filler-2 +c-1997=w filler +c-1997=w filler-1 +c-1997=w filler-2 +c-1998=w filler +c-1998=w filler-1 +c-1998=w filler-2 +c-1999=w filler +c-1999=w filler-1 +c-1999=w filler-2 +DROP TABLE t1,t2,t3; +# +# Bug#42580 - Innodb's ORDER BY ..LIMIT returns no rows for +# null-safe operator <=> NULL +# +CREATE TABLE t1( +c1 DATE NOT NULL, +c2 DATE NULL, +c3 DATETIME, +c4 TIMESTAMP, +PRIMARY KEY(c1), +UNIQUE(c2) +); + +INSERT INTO t1 VALUES('0000-00-00', '0000-00-00', '2008-01-04', '2008-01-05'); +INSERT INTO t1 VALUES('2007-05-25', '2007-05-25', '2007-05-26', '2007-05-26'); +INSERT INTO t1 VALUES('2008-01-01', NULL , '2008-01-02', '2008-01-03'); +INSERT INTO t1 VALUES('2008-01-17', NULL , NULL , '2009-01-29'); +INSERT INTO t1 VALUES('2009-01-29', '2009-01-29', '2009-01-29', '2009-01-29'); + +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c1,c2; +c1 c2 c3 c4 +2008-01-01 NULL 2008-01-02 00:00:00 2008-01-03 00:00:00 +2008-01-17 NULL NULL 2009-01-29 00:00:00 + +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c1,c2 LIMIT 2; +c1 c2 c3 c4 +2008-01-01 NULL 2008-01-02 00:00:00 2008-01-03 00:00:00 +2008-01-17 NULL NULL 2009-01-29 00:00:00 + +DROP TABLE t1; +# +# Bug#40992 - InnoDB: Crash when engine_condition_pushdown is on +# +CREATE TABLE t ( +dummy INT PRIMARY KEY, +a INT UNIQUE, +b INT +); +INSERT INTO t VALUES (1,1,1),(3,3,3),(5,5,5); +SELECT * FROM t WHERE a > 2 FOR UPDATE; +dummy a b +3 3 3 +5 5 5 +DROP TABLE t; +# +# Bug#35080 - Innodb crash at mem_block_get_len line 72 +# +CREATE TABLE t1 ( +t1_autoinc INT(11) NOT NULL AUTO_INCREMENT, +uuid VARCHAR(36) DEFAULT NULL, +PRIMARY KEY (t1_autoinc), +KEY k (uuid) +); +CREATE TABLE t2 ( +t2_autoinc INT(11) NOT NULL AUTO_INCREMENT, +uuid VARCHAR(36) DEFAULT NULL, +date DATETIME DEFAULT NULL, +PRIMARY KEY (t2_autoinc), +KEY k (uuid) +); +CREATE VIEW v1 AS +SELECT t1_autoinc, uuid +FROM t1 +WHERE (ISNULL(uuid) OR (uuid like '%-%')); +CREATE VIEW v2 AS +SELECT t2_autoinc, uuid, date +FROM t2 +WHERE (ISNULL(uuid) OR (LENGTH(uuid) = 36)); +CREATE PROCEDURE delete_multi (IN uuid CHAR(36)) +DELETE v1, v2 FROM v1 INNER JOIN v2 +ON v1.uuid = v2.uuid +WHERE v1.uuid = @uuid; +SET @uuid = UUID(); +INSERT INTO v1 (uuid) VALUES (@uuid); +INSERT INTO v2 (uuid, date) VALUES (@uuid, '2009-09-09'); +CALL delete_multi(@uuid); +DROP procedure delete_multi; +DROP table t1,t2; +DROP view v1,v2; +# +# Bug#41996 - multi-table delete crashes server (InnoDB table) +# +CREATE TABLE t1 ( +b BIGINT, +i INT, +KEY (b) +); +INSERT INTO t1 VALUES (2, 2); +DELETE t1 FROM t1 a, t1 WHERE a.i=t1.b; +DROP TABLE t1; +# +# Bug#43448 - Server crashes on multi table delete with Innodb +# +CREATE TABLE t1 ( +id1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY, +t CHAR(12) +); +CREATE TABLE t2 ( +id2 INT NOT NULL, +t CHAR(12) +); +CREATE TABLE t3( +id3 INT NOT NULL, +t CHAR(12), +INDEX(id3) +); +CREATE PROCEDURE insert_data () +BEGIN +DECLARE i1 INT DEFAULT 20; +DECLARE i2 INT; +DECLARE i3 INT; +WHILE (i1 > 0) DO +INSERT INTO t1(t) VALUES (i1); +SET i2 = 2; +WHILE (i2 > 0) DO +INSERT INTO t2(id2, t) VALUES (i1, i2); +SET i3 = 2; +WHILE (i3 > 0) DO +INSERT INTO t3(id3, t) VALUES (i1, i2); +SET i3 = i3 -1; +END WHILE; +SET i2 = i2 -1; +END WHILE; +SET i1 = i1 - 1; +END WHILE; +END | +CALL insert_data(); +SELECT COUNT(*) FROM t1 WHERE id1 > 10; +COUNT(*) +10 +SELECT COUNT(*) FROM t2 WHERE id2 > 10; +COUNT(*) +20 +SELECT COUNT(*) FROM t3 WHERE id3 > 10; +COUNT(*) +40 +DELETE t1, t2, t3 +FROM t1, t2, t3 +WHERE t1.id1 = t2.id2 AND t2.id2 = t3.id3 AND t1.id1 > 3; +SELECT COUNT(*) FROM t1; +COUNT(*) +3 +SELECT COUNT(*) FROM t2; +COUNT(*) +6 +SELECT COUNT(*) FROM t3; +COUNT(*) +12 +DROP PROCEDURE insert_data; +DROP TABLE t1, t2, t3; +# +# BUG#778434 Wrong result with in_to_exists=on in maria-5.3-mwl89 +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0); +CREATE TABLE t2 ( f10 int) ; +INSERT IGNORE INTO t2 VALUES (0); +CREATE TABLE t3 ( f1 int NOT NULL , f10 int, PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t3 VALUES (6,0),(10,0); +CREATE TABLE t4 ( f11 int) ; +INSERT IGNORE INTO t4 VALUES +(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(NULL), +(0),(0),(0),(0),(0),(0),(0),(0),(0),(0); +set @tmp_778434=@@optimizer_switch; +SET optimizer_switch='materialization=off,in_to_exists=on,subquery_cache=off,semijoin=off'; +SELECT * FROM t1 INNER JOIN t2 ON t2.f10 = t1.f11 +WHERE (6, 234) IN ( +SELECT t3.f1, t3.f1 +FROM t3 JOIN t4 ON t4.f11 = t3.f10 +); +f11 f10 +DROP TABLE t1,t2,t3,t4; +set optimizer_switch= @tmp_778434; +set storage_engine= @save_storage_engine; +set optimizer_switch=@maria_icp_tmp; diff --git a/mysql-test/r/maria_mrr.result b/mysql-test/r/maria_mrr.result index 0dd7746bc4b..52e8a916003 100644 --- a/mysql-test/r/maria_mrr.result +++ b/mysql-test/r/maria_mrr.result @@ -1,4 +1,7 @@ drop table if exists t1,t2,t3,t4; +set @maria_mrr_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @mrr_buffer_size_save= @@mrr_buffer_size; set @save_storage_engine= @@storage_engine; set storage_engine=aria; create table t1(a int); @@ -168,6 +171,7 @@ c-1020=w filler c-1021=w filler c-1022=w filler c-1023=w filler +drop table if exists t4; create table t4 (a varchar(10), b int, c char(10), filler char(200), key idx1 (a, b, c)); insert into t4 (filler) select concat('NULL-', 15-a) from t2 order by a limit 15; @@ -183,7 +187,7 @@ explain select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1' or c='no-such-row2'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t4 range idx1 idx1 29 NULL 16 Using index condition; Using MRR +1 SIMPLE t4 range idx1 idx1 29 NULL 16 Using index condition; Rowid-ordered scan select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1' or c='no-such-row2'); a b c filler @@ -205,7 +209,7 @@ NULL NULL NULL NULL-1 explain select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t4 range idx1 idx1 29 NULL 32 Using index condition; Using MRR +1 SIMPLE t4 range idx1 idx1 29 NULL 32 Using index condition; Rowid-ordered scan select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2'); a b c filler b-1 NULL c-1 NULL-15 @@ -292,6 +296,40 @@ NULL 9 0 NULL 9 0 drop table t1, t2; set storage_engine= @save_storage_engine; +set @@mrr_buffer_size= @mrr_buffer_size_save; +# +# Crash in quick_range_seq_next() in maria-5.3-dsmrr-cpk with join_cache_level = {8,1} +# +set @save_join_cache_level= @@join_cache_level; +SET SESSION join_cache_level = 8; +CREATE TABLE `t1` ( +`col_int_key` int(11) DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MARIA DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1; +INSERT INTO `t1` VALUES (6,'2005-10-07 00:00:00','e','e'); +INSERT INTO `t1` VALUES (51,'2000-07-15 05:00:34','f','f'); +CREATE TABLE `t2` ( +`col_int_key` int(11) DEFAULT NULL, +`col_datetime_key` datetime DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=MARIA DEFAULT CHARSET=latin1 PAGE_CHECKSUM=1; +INSERT INTO `t2` VALUES (2,'2004-10-11 18:13:16','w','w'); +INSERT INTO `t2` VALUES (2,'1900-01-01 00:00:00','d','d'); +SELECT table2 .`col_datetime_key` +FROM t2 JOIN ( t1 table2 JOIN t2 table3 ON table3 .`col_varchar_key` < table2 .`col_varchar_key` ) ON table3 .`col_varchar_nokey` ; +col_datetime_key +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'd' +Warning 1292 Truncated incorrect DOUBLE value: 'd' +Warning 1292 Truncated incorrect DOUBLE value: 'd' +Warning 1292 Truncated incorrect DOUBLE value: 'd' +drop table t1, t2; +set join_cache_level=@save_join_cache_level; CREATE TABLE t1( pk int NOT NULL, i int NOT NULL, v varchar(1) NOT NULL, PRIMARY KEY (pk), INDEX idx (v, i) @@ -321,8 +359,8 @@ SELECT COUNT(t1.v) FROM t1, t2 IGNORE INDEX (idx), t3 IGNORE INDEX (idx) WHERE t3.v = t2.v AND t3.i < t2.i AND t3.pk > 0 AND t2.pk > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL idx 7 NULL 15 Using index -1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 16 Using where; Using join buffer -1 SIMPLE t3 ALL PRIMARY NULL NULL NULL 17 Using where; Using join buffer +1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 16 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t3 ALL PRIMARY NULL NULL NULL 17 Using where; Using join buffer (flat, BNL join) SELECT COUNT(t1.v) FROM t1, t2, t3 WHERE t3.v = t2.v AND t3.i < t2.i AND t3.pk > 0 AND t2.pk > 0; COUNT(t1.v) @@ -332,113 +370,68 @@ SELECT COUNT(t1.v) FROM t1, t2, t3 WHERE t3.v = t2.v AND t3.i < t2.i AND t3.pk > 0 AND t2.pk > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL idx 7 NULL 15 Using index -1 SIMPLE t2 ALL PRIMARY,idx NULL NULL NULL 16 Using where; Using join buffer +1 SIMPLE t2 ALL PRIMARY,idx NULL NULL NULL 16 Using where; Using join buffer (flat, BNL join) 1 SIMPLE t3 ref PRIMARY,idx idx 3 test.t2.v 2 Using index condition; Using where DROP TABLE t1,t2,t3; # -# Bug #669420: MRR for Range checked for each record +# BUG#671361: virtual int Mrr_ordered_index_reader::refill_buffer(): Assertion `!know_key_tuple_params +# (works only on Maria because we need 1024-byte long key) # +SET SESSION join_cache_level = 6; +SET SESSION join_buffer_size = 1024; CREATE TABLE t1 ( -pk int NOT NULL PRIMARY KEY, -j int NOT NULL, -i int NOT NULL, -v varchar(1) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL, -INDEX i (i), -INDEX vi (v,i) -) ENGINE=ARIA; -INSERT INTO t1 VALUES (10,3,8,'v'),(11,3,8,'f'); +pk int(11) NOT NULL AUTO_INCREMENT, +col_varchar_1024_latin1_key varchar(1024) DEFAULT NULL, +PRIMARY KEY (pk), +KEY col_varchar_1024_latin1_key (col_varchar_1024_latin1_key) +) ENGINE=Aria; +INSERT INTO t1 VALUES +(1,'z'), +(2,'abcdefjhjkl'), +(3,'in'), +(4,'abcdefjhjkl'), +(6,'abcdefjhjkl'); CREATE TABLE t2 ( -pk int NOT NULL PRIMARY KEY, -j int NOT NULL, -i int NOT NULL, -v varchar(1) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL, -INDEX i (i), -INDEX vi (v,i) -) ENGINE=ARIA; -INSERT INTO t2 VALUES (10,9,3,'i'),(11,101,186,'x'),(12,0,1,'g'); -SET SESSION join_cache_level=0; -EXPLAIN -SELECT t1.i, t2.i, t2.v, t3.pk, t3.v FROM t1, t2, t2 t3 -WHERE t2.i != 0 AND t3.pk >= t2.i AND t3.v >= t2.v; +col_varchar_10_latin1 varchar(10) DEFAULT NULL +) ENGINE=Aria; +INSERT INTO t2 VALUES ('foo'), ('foo'); +EXPLAIN SELECT count(*) +FROM t1 AS table1, t2 AS table2 +WHERE +table1.col_varchar_1024_latin1_key = table2.col_varchar_10_latin1 AND table1.pk<>0 ; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index NULL i 4 NULL 2 Using index -1 SIMPLE t2 index i,vi vi 7 NULL 3 Using where; Using index -1 SIMPLE t3 ALL PRIMARY,vi NULL NULL NULL 3 Range checked for each record (index map: 0x5) -SELECT t1.i, t2.i, t2.v, t3.pk, t3.v FROM t1, t2, t2 t3 -WHERE t2.i != 0 AND t3.pk >= t2.i AND t3.v >= t2.v; -i i v pk v -8 1 g 10 i -8 1 g 11 x -8 1 g 12 g -8 3 i 10 i -8 3 i 11 x -8 1 g 10 i -8 1 g 11 x -8 1 g 12 g -8 3 i 10 i -8 3 i 11 x -SET SESSION join_cache_level=1; -EXPLAIN -SELECT t1.i, t2.i, t2.v, t3.pk, t3.v FROM t1, t2, t2 t3 -WHERE t2.i != 0 AND t3.pk >= t2.i AND t3.v >= t2.v; -id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index NULL i 4 NULL 2 Using index -1 SIMPLE t2 index i,vi vi 7 NULL 3 Using where; Using index; Using join buffer -1 SIMPLE t3 ALL PRIMARY,vi NULL NULL NULL 3 Range checked for each record (index map: 0x5) -SELECT t1.i, t2.i, t2.v, t3.pk, t3.v FROM t1, t2, t2 t3 -WHERE t2.i != 0 AND t3.pk >= t2.i AND t3.v >= t2.v; -i i v pk v -8 3 i 10 i -8 3 i 11 x -8 3 i 10 i -8 3 i 11 x -8 1 g 10 i -8 1 g 11 x -8 1 g 12 g -8 1 g 10 i -8 1 g 11 x -8 1 g 12 g -SET SESSION join_cache_level=DEFAULT; -DROP TABLE t1,t2; +1 SIMPLE table2 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE table1 ref PRIMARY,col_varchar_1024_latin1_key col_varchar_1024_latin1_key 1027 test.table2.col_varchar_10_latin1 2 Using index condition(BKA); Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +SELECT count(*) +FROM t1 AS table1, t2 AS table2 +WHERE +table1.col_varchar_1024_latin1_key = table2.col_varchar_10_latin1 AND table1.pk<>0 ; +count(*) +0 +drop table t1, t2; +# +# BUG#693747: Assertion multi_range_read.cc:908: int DsMrr_impl::dsmrr_init( +# +set @_save_join_cache_level= @@join_cache_level; +set @_save_join_buffer_size= @@join_buffer_size; +set join_cache_level=8; +set join_buffer_size=10240; CREATE TABLE t1 ( -pk int NOT NULL PRIMARY KEY, -j int NOT NULL, -i int NOT NULL, -v varchar(1) CHARACTER SET latin1 COLLATE latin1_bin NOT NULL, -INDEX i (i) -) ENGINE=ARIA; -INSERT INTO t1 VALUES -(10,3,8,'v'),(11,3,8,'f'),(12,3,5,'v'),(13,2,8,'s'),(14,1,8,'a'), -(15,0,6,'p'),(16,8,7,'z'),(17,5,2,'a'),(18,9,5,'h'),(19,5,7,'h'), -(20,4,2,'v'),(21,2,9,'v'),(22,33,142,'b'),(23,5,3,'y'),(24,1,0,'v'), -(25,9,3,'m'),(26,1,5,'z'),(27,3,9,'n'),(28,8,1,'d'),(29,231,107,'a'); -SET SESSION join_cache_level = 0; -EXPLAIN -SELECT s.i f FROM t1 t, t1 s WHERE s.i >= t.i AND s.pk < t.j; -id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t ALL i NULL NULL NULL 20 -1 SIMPLE s ALL PRIMARY,i NULL NULL NULL 20 Range checked for each record (index map: 0x3) -SELECT s.i f FROM t1 t, t1 s WHERE s.i >= t.i AND s.pk < t.j; -f -142 -142 -107 -EXPLAIN -SELECT s.i f FROM t1 t, t1 s WHERE s.i >= t.i AND s.pk < t.j GROUP BY f; -id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t ALL i NULL NULL NULL 20 Using temporary; Using filesort -1 SIMPLE s ALL PRIMARY,i NULL NULL NULL 20 Range checked for each record (index map: 0x3) -SELECT s.i f FROM t1 t, t1 s WHERE s.i >= t.i AND s.pk < t.j GROUP BY f; -f -107 -142 -EXPLAIN -SELECT s.i f FROM t1 t, t1 s WHERE s.i >= t.i AND s.pk < t.j GROUP BY f LIMIT 1; -id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE s ALL PRIMARY,i NULL NULL NULL 20 Using temporary; Using filesort -1 SIMPLE t ALL i NULL NULL NULL 20 Using where -SELECT s.i f FROM t1 t, t1 s WHERE s.i >= t.i AND s.pk < t.j GROUP BY f LIMIT 1; -f -107 -SET SESSION join_cache_level=DEFAULT; -DROP TABLE t1; +f2 varchar(32) COLLATE latin1_swedish_ci, +f3 int(11), +f4 varchar(1024) COLLATE utf8_bin, +f5 varchar(1024) COLLATE latin1_bin, +KEY (f5) +) ENGINE=Aria TRANSACTIONAL=0 ; +# Fill the table with some data +SELECT alias2.* , alias1.f2 +FROM +t1 AS alias1 +LEFT JOIN t1 AS alias2 ON alias1.f2 = alias2.f5 +WHERE +alias2.f3 < 0; +f2 f3 f4 f5 f2 +set join_cache_level=@_save_join_cache_level; +set join_buffer_size=@_save_join_buffer_size; +set optimizer_switch=@maria_mrr_tmp; +drop table t1; diff --git a/mysql-test/r/merge.result b/mysql-test/r/merge.result index 3219f81b125..0e1a598bcab 100644 --- a/mysql-test/r/merge.result +++ b/mysql-test/r/merge.result @@ -677,7 +677,7 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT * FROM t1 WHERE fileset_id = 2 AND file_code BETWEEN '0000000115' AND '0000000120' LIMIT 1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,files PRIMARY 35 NULL 5 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY,files PRIMARY 35 NULL 5 Using where EXPLAIN SELECT * FROM t2 WHERE fileset_id = 2 AND file_code = '0000000115' LIMIT 1; id select_type table type possible_keys key key_len ref rows Extra @@ -2488,18 +2488,6 @@ f1() 1 DROP FUNCTION f1; DROP TABLE tm1, t1, t2; -CREATE TEMPORARY TABLE t1 (c1 INT); -INSERT INTO t1 (c1) VALUES (1); -CREATE TEMPORARY TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1); -CREATE FUNCTION f1() RETURNS INT -BEGIN -CREATE TEMPORARY TABLE t2 (c1 INT); -ALTER TEMPORARY TABLE tm1 UNION=(t1,t2); -INSERT INTO t2 (c1) VALUES (2); -RETURN (SELECT MAX(c1) FROM tm1); -END| -ERROR 0A000: ALTER VIEW is not allowed in stored procedures -DROP TABLE tm1, t1; CREATE TABLE t1 (c1 INT) ENGINE=MyISAM; CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=LAST; INSERT INTO tm1 VALUES (1); diff --git a/mysql-test/r/metadata.result b/mysql-test/r/metadata.result index 3418348854f..fcaeb3359f0 100644 --- a/mysql-test/r/metadata.result +++ b/mysql-test/r/metadata.result @@ -21,7 +21,7 @@ def test t1 t1 g g 5 4 0 Y 32768 3 63 def test t1 t1 h h 246 7 0 Y 32768 4 63 def test t1 t1 i i 13 4 0 Y 32864 0 63 def test t1 t1 j j 10 10 0 Y 128 0 63 -def test t1 t1 k k 7 19 0 N 9441 0 63 +def test t1 t1 k k 7 19 0 N 9377 0 63 def test t1 t1 l l 12 19 0 Y 128 0 63 def test t1 t1 m m 254 1 0 Y 256 0 8 def test t1 t1 n n 254 3 0 Y 2048 0 8 @@ -205,7 +205,7 @@ CREATE TABLE t1 (f1 INT); CREATE VIEW v1 AS SELECT f1 FROM t1; SELECT f1 FROM v1 va; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def test v1 va f1 f1 3 11 0 Y 32768 0 63 +def test va va f1 f1 3 11 0 Y 32768 0 63 f1 DROP VIEW v1; DROP TABLE t1; @@ -283,8 +283,8 @@ def test t1 t1 dcol dcol 5 22 0 Y 32768 31 63 def test t1 t1 double_precision_col double_precision_col 5 22 0 Y 32768 31 63 def test t1 t1 dcol_uns dcol_uns 5 22 0 Y 32800 31 63 def test t1 t1 date_col date_col 10 10 0 Y 128 0 63 -def test t1 t1 time_col time_col 11 8 0 Y 128 0 63 -def test t1 t1 timestamp_col timestamp_col 7 19 0 N 9441 0 63 +def test t1 t1 time_col time_col 11 10 0 Y 128 0 63 +def test t1 t1 timestamp_col timestamp_col 7 19 0 N 9377 0 63 def test t1 t1 year_col year_col 13 4 0 Y 32864 0 63 def test t1 t1 datetime_col datetime_col 12 19 0 Y 128 0 63 def test t1 t1 char_col char_col 254 5 0 Y 0 0 8 @@ -302,3 +302,9 @@ def test t1 t1 enum_col enum_col 254 1 0 Y 256 0 8 def test t1 t1 set_col set_col 254 5 0 Y 2048 0 8 bool_col boolean_col bit_col tiny tiny_uns small small_uns medium medium_uns int_col int_col_uns big big_uns decimal_col numeric_col fixed_col dec_col decimal_col_uns fcol fcol_uns dcol double_precision_col dcol_uns date_col time_col timestamp_col year_col datetime_col char_col varchar_col binary_col varbinary_col tinyblob_col blob_col mediumblob_col longblob_col text_col mediumtext_col longtext_col enum_col set_col drop table t1; +select cast('01:01:01' as time), cast('01:01:01' as time(2)); +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def cast('01:01:01' as time) 11 10 8 Y 128 0 63 +def cast('01:01:01' as time(2)) 11 13 11 Y 128 2 63 +cast('01:01:01' as time) cast('01:01:01' as time(2)) +01:01:01 01:01:01.00 diff --git a/mysql-test/r/mix2_myisam.result b/mysql-test/r/mix2_myisam.result index cbd27c0ff33..cfa721c1dcb 100644 --- a/mysql-test/r/mix2_myisam.result +++ b/mysql-test/r/mix2_myisam.result @@ -1114,11 +1114,11 @@ count(*) 29267 explain select * from t1 where c between 1 and 2500; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c c 5 NULL # Using index condition; Using MRR +1 SIMPLE t1 range c c 5 NULL # Using where update t1 set c=a; explain select * from t1 where c between 1 and 2500; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range c c 5 NULL # Using index condition; Using MRR +1 SIMPLE t1 range c c 5 NULL # Using where drop table t1,t2; create table t1 (id int primary key auto_increment, fk int, index index_fk (fk)) engine=MyISAM; insert into t1 (id) values (null),(null),(null),(null),(null); @@ -1559,7 +1559,7 @@ qq *a *a*a * explain select * from t1 where v='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref v,v_2 # 13 const # Using index condition +1 SIMPLE t1 ref v,v_2 # 13 const # # select v,count(*) from t1 group by v limit 10; v count(*) a 1 @@ -1735,7 +1735,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref v v 303 const # Using where; Using index explain select * from t1 where v='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref v v 303 const # Using index condition +1 SIMPLE t1 ref v v 303 const # # select v,count(*) from t1 group by v limit 10; v count(*) a 1 @@ -1815,7 +1815,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref v v 33 const # Using where explain select * from t1 where v='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref v v 33 const # Using where +1 SIMPLE t1 ref v v 33 const # # select v,count(*) from t1 group by v limit 10; v count(*) a 1 diff --git a/mysql-test/r/mrr_icp_extra.result b/mysql-test/r/mrr_icp_extra.result new file mode 100644 index 00000000000..9163267d356 --- /dev/null +++ b/mysql-test/r/mrr_icp_extra.result @@ -0,0 +1,891 @@ +set @mrr_icp_extra_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +SET NAMES latin1; +CREATE TABLE t1 +(s1 char(10) COLLATE latin1_german1_ci, +s2 char(10) COLLATE latin1_swedish_ci, +KEY(s1), +KEY(s2)); +INSERT INTO t1 VALUES ('a','a'); +INSERT INTO t1 VALUES ('b','b'); +INSERT INTO t1 VALUES ('c','c'); +INSERT INTO t1 VALUES ('d','d'); +INSERT INTO t1 VALUES ('e','e'); +INSERT INTO t1 VALUES ('f','f'); +INSERT INTO t1 VALUES ('g','g'); +INSERT INTO t1 VALUES ('h','h'); +INSERT INTO t1 VALUES ('i','i'); +INSERT INTO t1 VALUES ('j','j'); +EXPLAIN SELECT * FROM t1 WHERE s1='a'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref s1 s1 11 const 1 Using index condition +EXPLAIN SELECT * FROM t1 WHERE s2='a'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref s2 s2 11 const 1 Using index condition +EXPLAIN SELECT * FROM t1 WHERE s1='a' COLLATE latin1_german1_ci; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref s1 s1 11 const 1 Using index condition +EXPLAIN SELECT * FROM t1 WHERE s2='a' COLLATE latin1_german1_ci; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where +EXPLAIN SELECT * FROM t1 WHERE s1 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range s1 s1 11 NULL 2 Using index condition; Rowid-ordered scan +EXPLAIN SELECT * FROM t1 WHERE s2 BETWEEN 'a' AND 'b' COLLATE latin1_german1_ci; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where +EXPLAIN SELECT * FROM t1 WHERE s1 IN ('a','b' COLLATE latin1_german1_ci); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range s1 s1 11 NULL 2 Using index condition; Rowid-ordered scan +EXPLAIN SELECT * FROM t1 WHERE s2 IN ('a','b' COLLATE latin1_german1_ci); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where +EXPLAIN SELECT * FROM t1 WHERE s1 LIKE 'a' COLLATE latin1_german1_ci; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range s1 s1 11 NULL 1 Using index condition; Rowid-ordered scan +EXPLAIN SELECT * FROM t1 WHERE s2 LIKE 'a' COLLATE latin1_german1_ci; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL s2 NULL NULL NULL 10 Using where +DROP TABLE t1; +# +# +CREATE TABLE t2 (a varchar(32), b int(11), c float, d double, +UNIQUE KEY a (a,b,c), KEY b (b), KEY c (c)); +CREATE TABLE t1 (a varchar(32), b char(3), UNIQUE KEY a (a,b), KEY b (b)); +CREATE TABLE t3 (a varchar(32), b char(3), UNIQUE KEY a (a,b)); +INSERT INTO t3 SELECT * FROM t1; +EXPLAIN +SELECT d FROM t1, t2 +WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE' +ORDER BY t2.c LIMIT 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +SELECT d FROM t1, t2 +WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE' +ORDER BY t2.c LIMIT 1; +d +DROP TABLE t1,t2,t3; +# +# +create table t1(a int, b int, index(b)); +insert into t1 values (2, 1), (1, 1), (4, NULL), (3, NULL), (6, 2), (5, 2); +explain select * from t1 where b=1 or b is null order by a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref_or_null b b 5 const 3 Using index condition; Using filesort +select * from t1 where b=1 or b is null order by a; +a b +1 1 +2 1 +3 NULL +4 NULL +explain select * from t1 where b=2 or b is null order by a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref_or_null b b 5 const 4 Using index condition; Using filesort +select * from t1 where b=2 or b is null order by a; +a b +3 NULL +4 NULL +5 2 +6 2 +drop table t1; +# +# +CREATE TABLE t1 ( +FieldKey varchar(36) NOT NULL default '', +LongVal bigint(20) default NULL, +StringVal mediumtext, +KEY FieldKey (FieldKey), +KEY LongField (FieldKey,LongVal), +KEY StringField (FieldKey,StringVal(32)) +); +INSERT INTO t1 VALUES ('0',3,'0'),('0',2,'1'),('0',1,'2'),('1',2,'1'),('1',1,'3'), ('1',0,'2'),('2',3,'0'),('2',2,'1'),('2',1,'2'),('2',3,'0'),('2',2,'1'),('2',1,'2'),('3',2,'1'),('3',1,'2'),('3','3','3'); +EXPLAIN SELECT * FROM t1 IGNORE INDEX (LongField, StringField) WHERE FieldKey > '2' ORDER BY LongVal; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range FieldKey FieldKey 38 NULL 4 Using index condition; Rowid-ordered scan; Using filesort +EXPLAIN SELECT * FROM t1 IGNORE INDEX (FieldKey, LongField) WHERE FieldKey > '2' ORDER BY LongVal; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range StringField StringField 38 NULL 4 Using where; Using filesort +SELECT * FROM t1 WHERE FieldKey > '2' ORDER BY LongVal; +FieldKey LongVal StringVal +3 1 2 +3 2 1 +3 3 3 +DROP TABLE t1; +# +# +CREATE TABLE t1 (a int not null, b int, c int, key(b), key(c), key(a,b), key(c,a)); +INSERT into t1 values (0, null, 0), (0, null, 1), (0, null, 2), (0, null,3), (1,1,4); +create table t2 (a int not null, b int, c int, key(b), key(c), key(a)); +INSERT into t2 values (1,1,1), (2,2,2); +optimize table t1; +Table Op Msg_type Msg_text +test.t1 optimize status OK +explain select * from t1 force index (a) where a=0 or a=2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 4 NULL 4 Using index condition; Rowid-ordered scan +select * from t1 force index (a) where a=0 or a=2; +a b c +0 NULL 0 +0 NULL 1 +0 NULL 2 +0 NULL 3 +drop table t1; +# +# +create table t1 +( +pk1 int not null, +pk2 int not null, +key1 int not null, +key2 int not null, +pktail1ok int not null, +pktail2ok int not null, +pktail3bad int not null, +pktail4bad int not null, +pktail5bad int not null, +pk2copy int not null, +badkey int not null, +filler1 char (200), +filler2 char (200), +key (key1), +key (key2), +/* keys with tails from CPK members */ +key (pktail1ok, pk1), +key (pktail2ok, pk1, pk2), +key (pktail3bad, pk2, pk1), +key (pktail4bad, pk1, pk2copy), +key (pktail5bad, pk1, pk2, pk2copy), +primary key (pk1, pk2) +); +explain select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY,key1 PRIMARY 8 NULL 7 Using index condition; Using where; Rowid-ordered scan +select * from t1 where pk1 = 1 and pk2 < 80 and key1=0; +pk1 pk2 key1 key2 pktail1ok pktail2ok pktail3bad pktail4bad pktail5bad pk2copy badkey filler1 filler2 +1 19 0 0 0 0 0 0 0 19 0 filler-data-19 filler2 +1 18 0 0 0 0 0 0 0 18 0 filler-data-18 filler2 +1 17 0 0 0 0 0 0 0 17 0 filler-data-17 filler2 +1 16 0 0 0 0 0 0 0 16 0 filler-data-16 filler2 +1 15 0 0 0 0 0 0 0 15 0 filler-data-15 filler2 +1 14 0 0 0 0 0 0 0 14 0 filler-data-14 filler2 +1 13 0 0 0 0 0 0 0 13 0 filler-data-13 filler2 +1 12 0 0 0 0 0 0 0 12 0 filler-data-12 filler2 +1 11 0 0 0 0 0 0 0 11 0 filler-data-11 filler2 +1 10 0 0 0 0 0 0 0 10 0 filler-data-10 filler2 +drop table t1; +# +# +CREATE TABLE t1 ( +f1 int, +f4 varchar(32), +f5 int, +PRIMARY KEY (f1), +KEY (f4) +); +INSERT INTO t1 VALUES +(5,'H',1), (9,'g',0), (527,'i',0), (528,'y',1), (529,'S',6), +(530,'m',7), (531,'b',2), (532,'N',1), (533,'V',NULL), (534,'l',1), +(535,'M',0), (536,'w',1), (537,'j',5), (538,'l',0), (539,'n',2), +(540,'m',2), (541,'r',2), (542,'l',2), (543,'h',3),(544,'o',0), +(956,'h',0), (957,'g',0), (958,'W',5), (959,'s',3), (960,'w',0), +(961,'q',0), (962,'e',NULL), (963,'u',7), (964,'q',1), (965,'N',NULL), +(966,'e',0), (967,'t',3), (968,'e',6), (969,'f',NULL), (970,'j',0), +(971,'s',3), (972,'I',0), (973,'h',4), (974,'g',1), (975,'s',0), +(976,'r',3), (977,'x',1), (978,'v',8), (979,'j',NULL), (980,'z',7), +(981,'t',9), (982,'j',5), (983,'u',NULL), (984,'g',6), (985,'w',1), +(986,'h',1), (987,'v',0), (988,'v',0), (989,'c',2), (990,'b',7), +(991,'z',0), (992,'M',1), (993,'u',2), (994,'r',2), (995,'b',4), +(996,'A',2), (997,'u',0), (998,'a',0), (999,'j',2), (1,'I',2); +EXPLAIN +SELECT * FROM t1 +WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY,f4 f4 35 NULL 5 Using index condition; Using where; Rowid-ordered scan +SELECT * FROM t1 +WHERE (f1 < 535 OR f1 > 985) AND ( f4='r' OR f4 LIKE 'a%' ) ; +f1 f4 f5 +994 r 2 +996 A 2 +998 a 0 +drop table t1; +# +# +drop table if exists t1,t2,t3; +--- Testing varchar --- +--- Testing varchar --- +create table t1 (v varchar(10), c char(10), t text); +insert into t1 values('+ ', '+ ', '+ '); +set @a=repeat(' ',20); +insert into t1 values (concat('+',@a),concat('+',@a),concat('+',@a)); +Warnings: +Note 1265 Data truncated for column 'v' at row 1 +select concat('*',v,'*',c,'*',t,'*') from t1; +concat('*',v,'*',c,'*',t,'*') +*+ *+*+ * +*+ *+*+ * +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(10) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +create table t2 like t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `v` varchar(10) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +create table t3 select * from t1; +show create table t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `v` varchar(10) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +alter table t1 modify c varchar(10); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(10) DEFAULT NULL, + `c` varchar(10) DEFAULT NULL, + `t` text +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +alter table t1 modify v char(10); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` char(10) DEFAULT NULL, + `c` varchar(10) DEFAULT NULL, + `t` text +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +alter table t1 modify t varchar(10); +Warnings: +Note 1265 Data truncated for column 't' at row 2 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` char(10) DEFAULT NULL, + `c` varchar(10) DEFAULT NULL, + `t` varchar(10) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select concat('*',v,'*',c,'*',t,'*') from t1; +concat('*',v,'*',c,'*',t,'*') +*+*+*+ * +*+*+*+ * +drop table t1,t2,t3; +create table t1 (v varchar(10), c char(10), t text, key(v), key(c), key(t(10))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(10) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text, + KEY `v` (`v`), + KEY `c` (`c`), + KEY `t` (`t`(10)) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select count(*) from t1; +count(*) +270 +insert into t1 values(concat('a',char(1)),concat('a',char(1)),concat('a',char(1))); +select count(*) from t1 where v='a'; +count(*) +10 +select count(*) from t1 where c='a'; +count(*) +10 +select count(*) from t1 where t='a'; +count(*) +10 +select count(*) from t1 where v='a '; +count(*) +10 +select count(*) from t1 where c='a '; +count(*) +10 +select count(*) from t1 where t='a '; +count(*) +10 +select count(*) from t1 where v between 'a' and 'a '; +count(*) +10 +select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n'; +count(*) +10 +select count(*) from t1 where v like 'a%'; +count(*) +11 +select count(*) from t1 where c like 'a%'; +count(*) +11 +select count(*) from t1 where t like 'a%'; +count(*) +11 +select count(*) from t1 where v like 'a %'; +count(*) +9 +explain select count(*) from t1 where v='a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 13 const # Using where; Using index +explain select count(*) from t1 where c='a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref c c 11 const # Using where; Using index +explain select count(*) from t1 where t='a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref t t 13 const # Using where +explain select count(*) from t1 where v like 'a%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range v v 13 NULL # Using where; Using index +explain select count(*) from t1 where v between 'a' and 'a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 13 const # Using where; Using index +explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 13 const # Using where; Using index +alter table t1 add unique(v); +ERROR 23000: Duplicate entry '{ ' for key 'v_2' +alter table t1 add key(v); +select concat('*',v,'*',c,'*',t,'*') as qq from t1 where v='a'; +qq +*a*a*a* +*a *a*a * +*a *a*a * +*a *a*a * +*a *a*a * +*a *a*a * +*a *a*a * +*a *a*a * +*a *a*a * +*a *a*a * +explain select * from t1 where v='a'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v,v_2 # 13 const # # +select v,count(*) from t1 group by v limit 10; +v count(*) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select v,count(c) from t1 group by v limit 10; +v count(c) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select sql_big_result v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select sql_big_result v,count(c) from t1 group by v limit 10; +v count(c) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select c,count(*) from t1 group by c limit 10; +c count(*) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select c,count(t) from t1 group by c limit 10; +c count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select sql_big_result c,count(t) from t1 group by c limit 10; +c count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select t,count(*) from t1 group by t limit 10; +t count(*) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select t,count(t) from t1 group by t limit 10; +t count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select sql_big_result t,count(t) from t1 group by t limit 10; +t count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +alter table t1 modify v varchar(300), drop key v, drop key v_2, add key v (v); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(300) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text, + KEY `c` (`c`), + KEY `t` (`t`(10)), + KEY `v` (`v`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select count(*) from t1 where v='a'; +count(*) +10 +select count(*) from t1 where v='a '; +count(*) +10 +select count(*) from t1 where v between 'a' and 'a '; +count(*) +10 +select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n'; +count(*) +10 +select count(*) from t1 where v like 'a%'; +count(*) +11 +select count(*) from t1 where v like 'a %'; +count(*) +9 +explain select count(*) from t1 where v='a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 303 const # Using where; Using index +explain select count(*) from t1 where v like 'a%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range v v 303 NULL # Using where; Using index +explain select count(*) from t1 where v between 'a' and 'a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 303 const # Using where; Using index +explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 303 const # Using where; Using index +explain select * from t1 where v='a'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 303 const # # +select v,count(*) from t1 group by v limit 10; +v count(*) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select sql_big_result v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +alter table t1 drop key v, add key v (v(30)); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(300) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text, + KEY `c` (`c`), + KEY `t` (`t`(10)), + KEY `v` (`v`(30)) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select count(*) from t1 where v='a'; +count(*) +10 +select count(*) from t1 where v='a '; +count(*) +10 +select count(*) from t1 where v between 'a' and 'a '; +count(*) +10 +select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n'; +count(*) +10 +select count(*) from t1 where v like 'a%'; +count(*) +11 +select count(*) from t1 where v like 'a %'; +count(*) +9 +explain select count(*) from t1 where v='a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 33 const # Using where +explain select count(*) from t1 where v like 'a%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range v v 33 NULL # Using where +explain select count(*) from t1 where v between 'a' and 'a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 33 const # Using where +explain select count(*) from t1 where v between 'a' and 'a ' and v between 'a ' and 'b\n'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 33 const # Using where +explain select * from t1 where v='a'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref v v 33 const # # +select v,count(*) from t1 group by v limit 10; +v count(*) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select sql_big_result v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +alter table t1 modify v varchar(600), drop key v, add key v (v); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(600) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text, + KEY `c` (`c`), + KEY `t` (`t`(10)), + KEY `v` (`v`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select v,count(*) from t1 group by v limit 10; +v count(*) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +select sql_big_result v,count(t) from t1 group by v limit 10; +v count(t) +a 1 +a 10 +b 10 +c 10 +d 10 +e 10 +f 10 +g 10 +h 10 +i 10 +drop table t1; +create table t1 (a char(10), unique (a)); +insert into t1 values ('a '); +insert into t1 values ('a '); +ERROR 23000: Duplicate entry 'a' for key 'a' +alter table t1 modify a varchar(10); +insert into t1 values ('a '),('a '),('a '),('a '); +ERROR 23000: Duplicate entry 'a ' for key 'a' +insert into t1 values ('a '); +ERROR 23000: Duplicate entry 'a ' for key 'a' +insert into t1 values ('a '); +ERROR 23000: Duplicate entry 'a ' for key 'a' +insert into t1 values ('a '); +ERROR 23000: Duplicate entry 'a ' for key 'a' +update t1 set a='a ' where a like 'a%'; +select concat(a,'.') from t1; +concat(a,'.') +a . +update t1 set a='abc ' where a like 'a '; +select concat(a,'.') from t1; +concat(a,'.') +a . +update t1 set a='a ' where a like 'a %'; +select concat(a,'.') from t1; +concat(a,'.') +a . +update t1 set a='a ' where a like 'a '; +select concat(a,'.') from t1; +concat(a,'.') +a . +drop table t1; +create table t1 (v varchar(10), c char(10), t text, key(v(5)), key(c(5)), key(t(5))); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(10) DEFAULT NULL, + `c` char(10) DEFAULT NULL, + `t` text, + KEY `v` (`v`(5)), + KEY `c` (`c`(5)), + KEY `t` (`t`(5)) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +create table t1 (v char(10) character set utf8); +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` char(10) CHARACTER SET utf8 DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +create table t1 (v varchar(10), c char(10)) row_format=fixed; +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `v` varchar(10) DEFAULT NULL, + `c` char(10) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 ROW_FORMAT=FIXED +insert into t1 values('a','a'),('a ','a '); +select concat('*',v,'*',c,'*') from t1; +concat('*',v,'*',c,'*') +*a*a* +*a *a* +drop table t1; +create table t1 (v varchar(65530), key(v(10))); +insert into t1 values(repeat('a',65530)); +select length(v) from t1 where v=repeat('a',65530); +length(v) +65530 +drop table t1; +create table t1(a int, b varchar(12), key ba(b, a)); +insert into t1 values (1, 'A'), (20, NULL); +explain select * from t1 where a=20 and b is null; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref ba ba 20 const,const 1 Using where; Using index +select * from t1 where a=20 and b is null; +a b +20 NULL +drop table t1; +# +# +drop database if exists world; +CREATE DATABASE world; +use world; +CREATE TABLE Country ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +Population int(11) NOT NULL default '0', +Capital int(11) default NULL, +PRIMARY KEY (Code), +UNIQUE INDEX (Name) +); +CREATE TABLE City ( +ID int(11) NOT NULL auto_increment, +Name char(35) NOT NULL default '', +Country char(3) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID), +INDEX (Population), +INDEX (Country) +); +CREATE TABLE CountryLanguage ( +Country char(3) NOT NULL default '', +Language char(30) NOT NULL default '', +Percentage float(3,1) NOT NULL default '0.0', +PRIMARY KEY (Country, Language), +INDEX (Percentage) +); +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +ID Name Country Population +637 Mit Ghamr EGY 101801 +707 Marbella ESP 101144 +3792 Tartu EST 101246 +4032 Cambridge USA 101355 +explain +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country Population 4 NULL # Using index condition; Using where; Rowid-ordered scan +explain +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country Country,Population 3,4 NULL # Using sort_union(Country,Population); Using where +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 7000000; +ID Name Country Population +1024 Mumbai (Bombay) IND 10500000 +3580 Moscow RUS 8389200 +explain +SELECT * FROM City +WHERE Name LIKE 'M%' AND Population > 7000000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL # Using index condition; Using where; Rowid-ordered scan +explain +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country # # NULL # Using index condition; Using where; Rowid-ordered scan +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'K' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1895 Harbin CHN 4289800 +1904 Jinan CHN 2278100 +1905 Hangzhou CHN 2190500 +1914 Guiyang CHN 1465200 +1916 Hefei CHN 1369100 +1923 Jilin CHN 1040000 +1927 Hohhot CHN 916700 +1928 Handan CHN 840000 +1937 Huainan CHN 700000 +1938 Jixi CHN 683885 +1944 Jinzhou CHN 570000 +1950 Hegang CHN 520000 +explain +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country # # NULL # Using index condition; Using where; Rowid-ordered scan +SELECT * FROM City +WHERE Name BETWEEN 'G' AND 'J' AND Population > 500000 AND Country LIKE 'C%'; +ID Name Country Population +1895 Harbin CHN 4289800 +1905 Hangzhou CHN 2190500 +1914 Guiyang CHN 1465200 +1916 Hefei CHN 1369100 +1927 Hohhot CHN 916700 +1928 Handan CHN 840000 +1937 Huainan CHN 700000 +1950 Hegang CHN 520000 +drop database world; +use test; +set @mrr_icp_extra_tmp=@@optimizer_switch; diff --git a/mysql-test/r/multi_update.result b/mysql-test/r/multi_update.result index c6ee170eef7..fb4e2dcb980 100644 --- a/mysql-test/r/multi_update.result +++ b/mysql-test/r/multi_update.result @@ -677,7 +677,12 @@ CREATE TABLE t1 (f1 DATE); INSERT INTO t1 VALUES('2001-01-01'); UPDATE (SELECT 1 FROM t1 WHERE f1 = (SELECT f1() FROM t1)) x, t1 SET f1 = 1; Warnings: -Warning 1292 Truncated incorrect datetime value: '1' +Warning 1292 Incorrect datetime value: '1' +CREATE view v1 as SELECT f1() FROM t1; +UPDATE (SELECT 1 FROM t1 WHERE f1 = (select * from v1)) x, t1 SET f1 = 1; +Warnings: +Warning 1292 Incorrect datetime value: '1' +DROP VIEW v1; DROP FUNCTION f1; DROP TABLE t1; # diff --git a/mysql-test/r/myisam.result b/mysql-test/r/myisam.result index dea4f2c1230..9b096fe70d3 100644 --- a/mysql-test/r/myisam.result +++ b/mysql-test/r/myisam.result @@ -346,29 +346,29 @@ t1 1 c_2 2 a A 5 NULL NULL BTREE explain select * from t1,t2 where t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL a NULL NULL NULL 2 -1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) explain select * from t1,t2 force index(a) where t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL a NULL NULL NULL 2 -1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) explain select * from t1 force index(a),t2 force index(a) where t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL a NULL NULL NULL 2 1 SIMPLE t1 ref a a 4 test.t2.a 3 explain select * from t1,t2 where t1.b=t2.b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL b NULL NULL NULL 2 +1 SIMPLE t2 ALL b NULL NULL NULL 2 Using where 1 SIMPLE t1 ref b b 5 test.t2.b 1 explain select * from t1,t2 force index(c) where t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 2 -1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) explain select * from t1 where a=0 or a=2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL a NULL NULL NULL 5 Using where explain select * from t1 force index (a) where a=0 or a=2; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 4 NULL 4 Using index condition; Using MRR +1 SIMPLE t1 range a a 4 NULL 4 Using where explain select * from t1 where c=1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref c,c_2 c 5 const 1 @@ -1232,7 +1232,7 @@ qq *a *a*a * explain select * from t1 where v='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref v,v_2 # 13 const # Using index condition +1 SIMPLE t1 ref v,v_2 # 13 const # # select v,count(*) from t1 group by v limit 10; v count(*) a 1 @@ -1408,7 +1408,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref v v 303 const # Using where; Using index explain select * from t1 where v='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref v v 303 const # Using index condition +1 SIMPLE t1 ref v v 303 const # # select v,count(*) from t1 group by v limit 10; v count(*) a 1 @@ -1488,7 +1488,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref v v 33 const # Using where explain select * from t1 where v='a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref v v 33 const # Using where +1 SIMPLE t1 ref v v 33 const # # select v,count(*) from t1 group by v limit 10; v count(*) a 1 @@ -2480,3 +2480,9 @@ test.t1 check error Size of indexfile is: 1024 Should be: 2048 test.t1 check warning Size of datafile is: 14 Should be: 7 test.t1 check error Corrupt DROP TABLE t1; +show variables like 'myisam_block_size'; +Variable_name Value +myisam_block_size 1024 +select @@global.myisam_block_size; +@@global.myisam_block_size +1024 diff --git a/mysql-test/r/myisam_icp.result b/mysql-test/r/myisam_icp.result new file mode 100644 index 00000000000..d3e1114b39c --- /dev/null +++ b/mysql-test/r/myisam_icp.result @@ -0,0 +1,241 @@ +# +# Bug#36981 - "innodb crash when selecting for update" +# +CREATE TABLE t1 ( +c1 CHAR(1), +c2 CHAR(10), +KEY (c1) +); +INSERT INTO t1 VALUES ('3', null); +SELECT * FROM t1 WHERE c1='3' FOR UPDATE; +c1 c2 +3 NULL +DROP TABLE t1; +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +CREATE TABLE t2 (a INT); +INSERT INTO t2 SELECT A.a + 10*(B.a + 10*C.a) FROM t1 A, t1 B, t1 C; +CREATE TABLE t3 ( +c1 CHAR(10) NOT NULL, +c2 CHAR(10) NOT NULL, +c3 CHAR(200) NOT NULL, +KEY (c1) +); +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',1000+ t2.a,'=w'), 'filler' + FROM t2; +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',2000+t2.a,'=w'), 'filler-1' + FROM t2; +INSERT INTO t3 +SELECT CONCAT('c-',1000+t2.a,'=w'), CONCAT('c-',3000+t2.a,'=w'), 'filler-2' + FROM t2; +SELECT c1,c3 FROM t3 WHERE c1 >= 'c-1994=w' and c1 != 'c-1996=w' FOR UPDATE; +c1 c3 +c-1994=w filler +c-1994=w filler-1 +c-1994=w filler-2 +c-1995=w filler +c-1995=w filler-1 +c-1995=w filler-2 +c-1997=w filler +c-1997=w filler-1 +c-1997=w filler-2 +c-1998=w filler +c-1998=w filler-1 +c-1998=w filler-2 +c-1999=w filler +c-1999=w filler-1 +c-1999=w filler-2 +DROP TABLE t1,t2,t3; +# +# Bug#42580 - Innodb's ORDER BY ..LIMIT returns no rows for +# null-safe operator <=> NULL +# +CREATE TABLE t1( +c1 DATE NOT NULL, +c2 DATE NULL, +c3 DATETIME, +c4 TIMESTAMP, +PRIMARY KEY(c1), +UNIQUE(c2) +); + +INSERT INTO t1 VALUES('0000-00-00', '0000-00-00', '2008-01-04', '2008-01-05'); +INSERT INTO t1 VALUES('2007-05-25', '2007-05-25', '2007-05-26', '2007-05-26'); +INSERT INTO t1 VALUES('2008-01-01', NULL , '2008-01-02', '2008-01-03'); +INSERT INTO t1 VALUES('2008-01-17', NULL , NULL , '2009-01-29'); +INSERT INTO t1 VALUES('2009-01-29', '2009-01-29', '2009-01-29', '2009-01-29'); + +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c1,c2; +c1 c2 c3 c4 +2008-01-01 NULL 2008-01-02 00:00:00 2008-01-03 00:00:00 +2008-01-17 NULL NULL 2009-01-29 00:00:00 + +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c1,c2 LIMIT 2; +c1 c2 c3 c4 +2008-01-01 NULL 2008-01-02 00:00:00 2008-01-03 00:00:00 +2008-01-17 NULL NULL 2009-01-29 00:00:00 + +DROP TABLE t1; +# +# Bug#40992 - InnoDB: Crash when engine_condition_pushdown is on +# +CREATE TABLE t ( +dummy INT PRIMARY KEY, +a INT UNIQUE, +b INT +); +INSERT INTO t VALUES (1,1,1),(3,3,3),(5,5,5); +SELECT * FROM t WHERE a > 2 FOR UPDATE; +dummy a b +3 3 3 +5 5 5 +DROP TABLE t; +# +# Bug#35080 - Innodb crash at mem_block_get_len line 72 +# +CREATE TABLE t1 ( +t1_autoinc INT(11) NOT NULL AUTO_INCREMENT, +uuid VARCHAR(36) DEFAULT NULL, +PRIMARY KEY (t1_autoinc), +KEY k (uuid) +); +CREATE TABLE t2 ( +t2_autoinc INT(11) NOT NULL AUTO_INCREMENT, +uuid VARCHAR(36) DEFAULT NULL, +date DATETIME DEFAULT NULL, +PRIMARY KEY (t2_autoinc), +KEY k (uuid) +); +CREATE VIEW v1 AS +SELECT t1_autoinc, uuid +FROM t1 +WHERE (ISNULL(uuid) OR (uuid like '%-%')); +CREATE VIEW v2 AS +SELECT t2_autoinc, uuid, date +FROM t2 +WHERE (ISNULL(uuid) OR (LENGTH(uuid) = 36)); +CREATE PROCEDURE delete_multi (IN uuid CHAR(36)) +DELETE v1, v2 FROM v1 INNER JOIN v2 +ON v1.uuid = v2.uuid +WHERE v1.uuid = @uuid; +SET @uuid = UUID(); +INSERT INTO v1 (uuid) VALUES (@uuid); +INSERT INTO v2 (uuid, date) VALUES (@uuid, '2009-09-09'); +CALL delete_multi(@uuid); +DROP procedure delete_multi; +DROP table t1,t2; +DROP view v1,v2; +# +# Bug#41996 - multi-table delete crashes server (InnoDB table) +# +CREATE TABLE t1 ( +b BIGINT, +i INT, +KEY (b) +); +INSERT INTO t1 VALUES (2, 2); +DELETE t1 FROM t1 a, t1 WHERE a.i=t1.b; +DROP TABLE t1; +# +# Bug#43448 - Server crashes on multi table delete with Innodb +# +CREATE TABLE t1 ( +id1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY, +t CHAR(12) +); +CREATE TABLE t2 ( +id2 INT NOT NULL, +t CHAR(12) +); +CREATE TABLE t3( +id3 INT NOT NULL, +t CHAR(12), +INDEX(id3) +); +CREATE PROCEDURE insert_data () +BEGIN +DECLARE i1 INT DEFAULT 20; +DECLARE i2 INT; +DECLARE i3 INT; +WHILE (i1 > 0) DO +INSERT INTO t1(t) VALUES (i1); +SET i2 = 2; +WHILE (i2 > 0) DO +INSERT INTO t2(id2, t) VALUES (i1, i2); +SET i3 = 2; +WHILE (i3 > 0) DO +INSERT INTO t3(id3, t) VALUES (i1, i2); +SET i3 = i3 -1; +END WHILE; +SET i2 = i2 -1; +END WHILE; +SET i1 = i1 - 1; +END WHILE; +END | +CALL insert_data(); +SELECT COUNT(*) FROM t1 WHERE id1 > 10; +COUNT(*) +10 +SELECT COUNT(*) FROM t2 WHERE id2 > 10; +COUNT(*) +20 +SELECT COUNT(*) FROM t3 WHERE id3 > 10; +COUNT(*) +40 +DELETE t1, t2, t3 +FROM t1, t2, t3 +WHERE t1.id1 = t2.id2 AND t2.id2 = t3.id3 AND t1.id1 > 3; +SELECT COUNT(*) FROM t1; +COUNT(*) +3 +SELECT COUNT(*) FROM t2; +COUNT(*) +6 +SELECT COUNT(*) FROM t3; +COUNT(*) +12 +DROP PROCEDURE insert_data; +DROP TABLE t1, t2, t3; +# +# BUG#778434 Wrong result with in_to_exists=on in maria-5.3-mwl89 +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0); +CREATE TABLE t2 ( f10 int) ; +INSERT IGNORE INTO t2 VALUES (0); +CREATE TABLE t3 ( f1 int NOT NULL , f10 int, PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t3 VALUES (6,0),(10,0); +CREATE TABLE t4 ( f11 int) ; +INSERT IGNORE INTO t4 VALUES +(0),(0),(0),(0),(0),(0),(0),(0),(0),(0),(NULL), +(0),(0),(0),(0),(0),(0),(0),(0),(0),(0); +set @tmp_778434=@@optimizer_switch; +SET optimizer_switch='materialization=off,in_to_exists=on,subquery_cache=off,semijoin=off'; +SELECT * FROM t1 INNER JOIN t2 ON t2.f10 = t1.f11 +WHERE (6, 234) IN ( +SELECT t3.f1, t3.f1 +FROM t3 JOIN t4 ON t4.f11 = t3.f10 +); +f11 f10 +DROP TABLE t1,t2,t3,t4; +set optimizer_switch= @tmp_778434; +set @myisam_icp_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +drop table if exists t0, t1, t1i, t1m; +# +# BUG#826935 Assertion `!table || (!table->read_set || bitmap_is_set(table->read_set, field_index))' failed +# +CREATE TABLE t1 ( a int, b varchar(1024), c int, KEY (c), KEY (c,a)) ; +INSERT INTO t1 VALUES +(NULL,'x','-678428672'), +(NULL,'ok',NULL), +(796262400,'byluovkgwoukfxedyeffsedajyqkyhpaqqpozn', NULL), +(7,'STQUF',146014208), +(955711488,'WWVOR','-1515388928'); +SELECT b FROM t1 WHERE a != 1 AND c IS NULL ORDER BY 1; +b +byluovkgwoukfxedyeffsedajyqkyhpaqqpozn +DROP TABLE t1; +set optimizer_switch=@myisam_icp_tmp; diff --git a/mysql-test/r/myisam_mrr.result b/mysql-test/r/myisam_mrr.result index 99e1a6b7292..d3d6366456b 100644 --- a/mysql-test/r/myisam_mrr.result +++ b/mysql-test/r/myisam_mrr.result @@ -1,4 +1,6 @@ -drop table if exists t1, t2, t3; +drop table if exists t0, t1, t2, t3; +set @myisam_mrr_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set @mrr_buffer_size_save= @@mrr_buffer_size; set mrr_buffer_size=79; Warnings: @@ -170,6 +172,7 @@ c-1020=w filler c-1021=w filler c-1022=w filler c-1023=w filler +drop table if exists t4; create table t4 (a varchar(10), b int, c char(10), filler char(200), key idx1 (a, b, c)); insert into t4 (filler) select concat('NULL-', 15-a) from t2 order by a limit 15; @@ -185,7 +188,7 @@ explain select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1' or c='no-such-row2'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t4 range idx1 idx1 29 NULL 10 Using index condition; Using MRR +1 SIMPLE t4 range idx1 idx1 29 NULL 10 Using index condition; Rowid-ordered scan select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1' or c='no-such-row2'); a b c filler @@ -207,7 +210,7 @@ NULL NULL NULL NULL-1 explain select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t4 range idx1 idx1 29 NULL 21 Using index condition; Using MRR +1 SIMPLE t4 range idx1 idx1 29 NULL 21 Using index condition; Rowid-ordered scan select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2'); a b c filler b-1 NULL c-1 NULL-15 @@ -346,10 +349,10 @@ WHERE t2.int_key IS NULL GROUP BY t2.pk ); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE -2 SUBQUERY t2 ref int_key int_key 5 1 100.00 Using index condition; Using where; Using filesort +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +2 SUBQUERY t2 ref int_key int_key 5 const 1 100.00 Using index condition; Using where; Using filesort Warnings: -Note 1003 select min(`test`.`t1`.`pk`) AS `MIN(t1.pk)` from `test`.`t1` where 0 +Note 1003 select min(1) AS `MIN(t1.pk)` from dual where exists(select `test`.`t2`.`pk` from `test`.`t2` where isnull(`test`.`t2`.`int_key`) group by `test`.`t2`.`pk`) DROP TABLE t1, t2; # # BUG#42048 Discrepancy between MyISAM and Maria's ICP implementation @@ -402,15 +405,109 @@ insert into t1 select A.a + 10 *(B.a + 10*C.a), A.a + 10 *(B.a + 10*C.a) from t0 A query that will use ICP: explain select * from t1 where a < 20; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 20 Using index condition; Using MRR +1 SIMPLE t1 range a a 5 NULL 20 Using index condition; Rowid-ordered scan set @save_optimizer_switch=@@optimizer_switch; set optimizer_switch='index_condition_pushdown=off'; explain select * from t1 where a < 20; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 20 Using where; Using MRR +1 SIMPLE t1 range a a 5 NULL 20 Using where; Rowid-ordered scan set optimizer_switch='index_condition_pushdown=on'; explain select * from t1 where a < 20; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 20 Using index condition; Using MRR +1 SIMPLE t1 range a a 5 NULL 20 Using index condition; Rowid-ordered scan set optimizer_switch=@save_optimizer_switch; +# +# BUG#629684: Unreachable code in multi_range_read.cc in maria-5.3-dsmrr-cpk +# +delete from t0 where a > 2; +insert into t0 values (NULL),(NULL); +insert into t1 values (NULL, 1234), (NULL, 5678); +set @save_join_cache_level=@@join_cache_level; +set @@join_cache_level=6; +explain +select * from t0, t1 where t0.a<=>t1.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t0 ALL NULL NULL NULL NULL 5 +1 SIMPLE t1 ref a a 5 test.t0.a 1 Using index condition(BKA); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +select * from t0, t1 where t0.a<=>t1.a; +a a b +0 0 0 +1 1 1 +2 2 2 +NULL NULL 1234 +NULL NULL 1234 +NULL NULL 5678 +NULL NULL 5678 +set @@join_cache_level=@save_join_cache_level; drop table t0, t1; +# +# BUG#625841: Assertion `!table || (!table->read_set || bitmap_is_set +# (table->read_set, field_index))' on REPLACE ... SELECT with MRR +# +create table t0 (a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1 ( +key1 varchar(10), +col1 char(255), col2 char(255), +col3 char(244), col4 char(255), +key(key1) +); +create table t2 like t1; +insert into t1 +select +1000+A.a+100*B.a + 10*C.a, +'col1val', 'col2val', +'col3val', 'col4val' +from t0 A, t0 B, t0 C; +REPLACE INTO t2(col2,col3,col4) +SELECT col2,col3,col4 +FROM t1 +WHERE `key1` LIKE CONCAT( LEFT( '1' , 7 ) , '%' ) +ORDER BY col1 LIMIT 7; +drop table t0, t1, t2; +# +# BUG#670417: Diverging results in maria-5.3-mwl128-dsmrr-cpk with join buffer (incremental, BKA join) +# +set @save_join_cache_level = @@join_cache_level; +set join_cache_level = 6; +set @save_join_buffer_size=@@join_buffer_size; +set join_buffer_size = 136; +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_key int(11) NOT NULL, +col_varchar_key varchar(1) NOT NULL, +col_varchar_nokey varchar(1) NOT NULL, +PRIMARY KEY (pk), +KEY col_varchar_key (col_varchar_key,col_int_key) +); +INSERT INTO t1 VALUES +(10,8,'v','v'),(11,8,'f','f'), (12,5,'v','v'), +(13,8,'s','s'),(14,8,'a','a'),(15,6,'p','p'), +(16,7,'z','z'),(17,2,'a','a'),(18,5,'h','h'), +(19,7,'h','h'),(20,2,'v','v'),(21,9,'v','v'), +(22,142,'b','b'),(23,3,'y','y'),(24,0,'v','v'), +(25,3,'m','m'),(26,5,'z','z'),(27,9,'n','n'), +(28,1,'d','d'),(29,107,'a','a'); +SELECT COUNT(*) +FROM +t1 AS table2, t1 AS table3 +where +table3.col_varchar_key = table2.col_varchar_key AND +table3.col_varchar_key = table2.col_varchar_nokey AND +table3.pk<>0; +COUNT(*) +50 +EXPLAIN SELECT COUNT(*) +FROM +t1 AS table2, t1 AS table3 +where +table3.col_varchar_key = table2.col_varchar_key AND +table3.col_varchar_key = table2.col_varchar_nokey AND +table3.pk<>0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE table2 ALL col_varchar_key NULL NULL NULL 20 Using where +1 SIMPLE table3 ref PRIMARY,col_varchar_key col_varchar_key 3 test.table2.col_varchar_key 3 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +set join_cache_level= @save_join_cache_level; +set join_buffer_size= @save_join_buffer_size; +set optimizer_switch= @myisam_mrr_tmp; +drop table t1; diff --git a/mysql-test/r/mysqlbinlog-innodb.result b/mysql-test/r/mysqlbinlog-innodb.result new file mode 100644 index 00000000000..fed2c8a8651 --- /dev/null +++ b/mysql-test/r/mysqlbinlog-innodb.result @@ -0,0 +1,85 @@ +SET TIMESTAMP=1000000000; +CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=innodb; +CREATE DATABASE test2; +RESET MASTER; +USE test2; +BEGIN; +USE test; +INSERT INTO t1 VALUES (1); +USE test2; +COMMIT; +BEGIN; +USE test; +INSERT INTO t1 VALUES (2); +USE test2; +COMMIT; +USE test; +SELECT * FROM t1 ORDER BY a; +a +1 +2 +FLUSH LOGS; +/*!40019 SET @@session.max_insert_delayed_threads=0*/; +/*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/; +DELIMITER /*!*/; +ROLLBACK/*!*/; +SET TIMESTAMP=1000000000/*!*/; +SET @@session.pseudo_thread_id=999999999/*!*/; +SET @@session.foreign_key_checks=1, @@session.sql_auto_is_null=0, @@session.unique_checks=1, @@session.autocommit=1/*!*/; +SET @@session.sql_mode=0/*!*/; +SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/; +/*!\C latin1 *//*!*/; +SET @@session.character_set_client=8,@@session.collation_connection=8,@@session.collation_server=8/*!*/; +SET @@session.lc_time_names=0/*!*/; +SET @@session.collation_database=DEFAULT/*!*/; +BEGIN +/*!*/; +use test/*!*/; +SET TIMESTAMP=1000000000/*!*/; +INSERT INTO t1 VALUES (1) +/*!*/; +COMMIT/*!*/; +SET TIMESTAMP=1000000000/*!*/; +BEGIN +/*!*/; +SET TIMESTAMP=1000000000/*!*/; +INSERT INTO t1 VALUES (2) +/*!*/; +COMMIT/*!*/; +DELIMITER ; +# End of log file +ROLLBACK /* added by mysqlbinlog */; +/*!50003 SET COMPLETION_TYPE=@OLD_COMPLETION_TYPE*/; +/*!40019 SET @@session.max_insert_delayed_threads=0*/; +/*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/; +DELIMITER /*!*/; +ROLLBACK/*!*/; +SET TIMESTAMP=1000000000/*!*/; +SET @@session.pseudo_thread_id=999999999/*!*/; +SET @@session.foreign_key_checks=1, @@session.sql_auto_is_null=0, @@session.unique_checks=1, @@session.autocommit=1/*!*/; +SET @@session.sql_mode=0/*!*/; +SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/; +/*!\C latin1 *//*!*/; +SET @@session.character_set_client=8,@@session.collation_connection=8,@@session.collation_server=8/*!*/; +SET @@session.lc_time_names=0/*!*/; +SET @@session.collation_database=DEFAULT/*!*/; +BEGIN +/*!*/; +use foo/*!*/; +SET TIMESTAMP=1000000000/*!*/; +INSERT INTO t1 VALUES (1) +/*!*/; +COMMIT/*!*/; +SET TIMESTAMP=1000000000/*!*/; +BEGIN +/*!*/; +SET TIMESTAMP=1000000000/*!*/; +INSERT INTO t1 VALUES (2) +/*!*/; +COMMIT/*!*/; +DELIMITER ; +# End of log file +ROLLBACK /* added by mysqlbinlog */; +/*!50003 SET COMPLETION_TYPE=@OLD_COMPLETION_TYPE*/; +DROP DATABASE test2; +DROP TABLE t1; diff --git a/mysql-test/r/mysqlbinlog.result b/mysql-test/r/mysqlbinlog.result index 5a47b6700c0..774761a0229 100644 --- a/mysql-test/r/mysqlbinlog.result +++ b/mysql-test/r/mysqlbinlog.result @@ -5,11 +5,11 @@ create table t1 (word varchar(20)); create table t2 (id int auto_increment not null primary key); insert into t1 values ("abirvalg"); insert into t2 values (); -load data infile '../../std_data/words.dat' into table t1; -load data infile '../../std_data/words.dat' into table t1; -load data infile '../../std_data/words.dat' into table t1; -load data infile '../../std_data/words.dat' into table t1; -load data infile '../../std_data/words.dat' into table t1; +load data infile '../../std_data/words3.dat' into table t1; +load data infile '../../std_data/words3.dat' into table t1; +load data infile '../../std_data/words3.dat' into table t1; +load data infile '../../std_data/words3.dat' into table t1; +load data infile '../../std_data/words3.dat' into table t1; insert into t1 values ("Alas"); flush logs; @@ -420,7 +420,6 @@ ROLLBACK /* added by mysqlbinlog */; /*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/; DELIMITER /*!*/; ROLLBACK/*!*/; -use test/*!*/; SET TIMESTAMP=1108844556/*!*/; SET @@session.pseudo_thread_id=999999999/*!*/; SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/; @@ -428,6 +427,7 @@ SET @@session.lc_time_names=0/*!*/; SET @@session.collation_database=DEFAULT/*!*/; BEGIN /*!*/; +use test/*!*/; SET TIMESTAMP=1108844555/*!*/; insert t1 values (1) /*!*/; @@ -438,7 +438,6 @@ ROLLBACK /* added by mysqlbinlog */; /*!40019 SET @@session.max_insert_delayed_threads=0*/; /*!50003 SET @OLD_COMPLETION_TYPE=@@COMPLETION_TYPE,COMPLETION_TYPE=0*/; DELIMITER /*!*/; -use test/*!*/; SET TIMESTAMP=1108844556/*!*/; SET @@session.pseudo_thread_id=999999999/*!*/; SET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1/*!*/; @@ -446,6 +445,7 @@ SET @@session.lc_time_names=0/*!*/; SET @@session.collation_database=DEFAULT/*!*/; BEGIN /*!*/; +use test/*!*/; SET TIMESTAMP=1108844555/*!*/; insert t1 values (1) /*!*/; @@ -603,7 +603,7 @@ SET @@session.collation_database=7/*!*/; BEGIN /*!*/; SET TIMESTAMP=1000000000/*!*/; -LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/tmp/SQL_LOAD_MB-a-0' INTO TABLE `t1` FIELDS TERMINATED BY '\t' ENCLOSED BY '' ESCAPED BY '\\' LINES TERMINATED BY '\n' (`a`) +LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/tmp/SQL_LOAD_MB-#-#' INTO TABLE `t1` FIELDS TERMINATED BY '\t' ENCLOSED BY '' ESCAPED BY '\\' LINES TERMINATED BY '\n' (`a`) /*!*/; SET TIMESTAMP=1000000000/*!*/; COMMIT @@ -613,7 +613,7 @@ SET @@session.collation_database=DEFAULT/*!*/; BEGIN /*!*/; SET TIMESTAMP=1000000000/*!*/; -LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/tmp/SQL_LOAD_MB-b-0' INTO TABLE `t1` FIELDS TERMINATED BY '\t' ENCLOSED BY '' ESCAPED BY '\\' LINES TERMINATED BY '\n' (`a`) +LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/tmp/SQL_LOAD_MB-#-#' INTO TABLE `t1` FIELDS TERMINATED BY '\t' ENCLOSED BY '' ESCAPED BY '\\' LINES TERMINATED BY '\n' (`a`) /*!*/; SET TIMESTAMP=1000000000/*!*/; COMMIT @@ -622,7 +622,7 @@ SET TIMESTAMP=1000000000/*!*/; BEGIN /*!*/; SET TIMESTAMP=1000000000/*!*/; -LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/tmp/SQL_LOAD_MB-c-0' INTO TABLE `t1` CHARACTER SET koi8r FIELDS TERMINATED BY '\t' ENCLOSED BY '' ESCAPED BY '\\' LINES TERMINATED BY '\n' (`a`) +LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/tmp/SQL_LOAD_MB-#-#' INTO TABLE `t1` CHARACTER SET koi8r FIELDS TERMINATED BY '\t' ENCLOSED BY '' ESCAPED BY '\\' LINES TERMINATED BY '\n' (`a`) /*!*/; SET TIMESTAMP=1000000000/*!*/; COMMIT @@ -822,7 +822,6 @@ SET @@session.lc_time_names=0/*!*/; SET @@session.collation_database=DEFAULT/*!*/; BEGIN /*!*/; -use test/*!*/; SET TIMESTAMP=1266652094/*!*/; SavePoint mixed_cases /*!*/; @@ -833,11 +832,9 @@ INSERT INTO db1.t2 VALUES("in savepoint mixed_cases") SET TIMESTAMP=1266652094/*!*/; INSERT INTO db1.t1 VALUES(40) /*!*/; -use test/*!*/; SET TIMESTAMP=1266652094/*!*/; ROLLBACK TO mixed_cases /*!*/; -use db1/*!*/; SET TIMESTAMP=1266652094/*!*/; INSERT INTO db1.t2 VALUES("after rollback to") /*!*/; @@ -865,7 +862,6 @@ SET @@session.lc_time_names=0/*!*/; SET @@session.collation_database=DEFAULT/*!*/; BEGIN /*!*/; -use test/*!*/; SET TIMESTAMP=1266652094/*!*/; SavePoint mixed_cases /*!*/; diff --git a/mysql-test/r/mysqlcheck.result b/mysql-test/r/mysqlcheck.result index a24eccdc17b..ca9d3a20404 100644 --- a/mysql-test/r/mysqlcheck.result +++ b/mysql-test/r/mysqlcheck.result @@ -189,6 +189,7 @@ Tables_in_test DROP TABLE `@`; CREATE TABLE `Ñ` (a INT) engine=myisam; SET NAMES DEFAULT; +call mtr.add_suppression("@003f.frm' \\(errno: 22\\)"); mysqlcheck --default-character-set="latin1" --databases test test.? Error : Table doesn't exist diff --git a/mysql-test/r/mysqld--help-notwin.result b/mysql-test/r/mysqld--help-notwin.result index ce0c4375fa5..593a147096c 100644 --- a/mysql-test/r/mysqld--help-notwin.result +++ b/mysql-test/r/mysqld--help-notwin.result @@ -32,11 +32,21 @@ The following options may be given as the first argument: --big-tables Allow big result sets by saving all temporary sets on file (Solves most 'table full' errors) --bind-address=name IP address to bind to. + --binlog-annotate-rows-events + Tells the master to annotate RBR events with the + statement that caused these events --binlog-cache-size=# The size of the transactional cache for updates to transactional engines for the binary log. If you often use transactions containing many statements, you can increase this to get more performance + --binlog-checksum=name + Type of BINLOG_CHECKSUM_ALG. Include checksum for log + events in the binary log. Possible values are NONE and + CRC32; default is NONE. + --binlog-dbug-fsync-sleep=# + Extra sleep (in microseconds) to add to binlog fsync(), + for debugging --binlog-direct-non-transactional-updates Causes updates to non-transactional engines using statement format to be written directly to binary log. @@ -63,6 +73,15 @@ The following options may be given as the first argument: --binlog-ignore-db=name Tells the master that updates to the given database should not be logged to the binary log. + --binlog-optimize-thread-scheduling + Run fast part of group commit in a single thread, to + optimize kernel thread scheduling. On by default. Disable + to run each transaction in group commit in its own + thread, which can be slower at very high concurrency. + This option is mostly for testing one algorithm versus + the other, and it should not normally be necessary to + change it. + (Defaults to on; use --skip-binlog-optimize-thread-scheduling to disable.) --binlog-row-event-max-size=# The maximum size of a row-based binary log event in bytes. Rows will be grouped into events smaller than this @@ -192,6 +211,7 @@ The following options may be given as the first argument: --ignore-builtin-innodb Disable initialization of builtin InnoDB plugin --init-connect=name Command(s) that are executed for each new connection + (unless the user has SUPER privilege) --init-file=name Read SQL commands from this file at startup --init-rpl-role=name Set the replication role. @@ -201,7 +221,10 @@ The following options may be given as the first argument: The number of seconds the server waits for activity on an interactive connection before closing it --join-buffer-size=# - The size of the buffer that is used for full joins + The size of the buffer that is used for joins + --join-buffer-space-limit=# + The limit of the space for all join buffers used by a + query --join-cache-level=# Controls what join operations can be executed with join buffers. Odd numbers are used for plain join buffers @@ -241,10 +264,23 @@ The following options may be given as the first argument: error. -l, --log[=name] Log connections and queries to file (deprecated option, use --general-log/--general-log-file instead). - --log-bin[=name] Log update queries in binary format. Optional (but - strongly recommended to avoid replication problems if - server's hostname changes) argument should be the chosen - location for the binary log files. + --log-basename=name Basename for all log files and the .pid file. This sets + all log file names at once (in 'datadir') and is normally + the only option you need for specifying log files. This + is especially recommend to be set if you are using + replication as it ensures that your log file names are + not depending on your host name. Sets names for + --log-bin, --log-bin-index, --relay-log, + --relay-log-index, --general-log-file, + --log-slow-query-log-file, --log-error-file and + --pid-file + --log-bin[=name] Log update queries in binary format. Optional argument + should be name for binary log. If not given + datadir/'log-basename'-bin or 'datadir'/mysql-bin will be + used (the later if --log-basename is not specified). We + strongly recommend to use either --log-basename or + specify a filename to ensure that replication doesn't + stop if the real hostname of the computer changes'. --log-bin-index=name File that holds the names for last binary log files. --log-bin-trust-function-creators @@ -256,7 +292,9 @@ The following options may be given as the first argument: ALWAYS use row-based binary logging, the security issues do not exist and the binary logging cannot break, so you can safely set this to TRUE - --log-error[=name] Error log file + --log-error[=name] Log errors to file (instead of stdout). If file name is + not specified then 'datadir'/'log-basename'.err or the + pid-file path with extension .err is used --log-isam[=name] Log all MyISAM changes to file. --log-output=name Syntax: log-output=value[,value...], where "value" could be TABLE, FILE or NONE @@ -278,10 +316,12 @@ The following options may be given as the first argument: query_cache, query_cache_miss, tmp_table, tmp_table_on_disk --log-slow-queries[=name] - Log slow queries to a table or log file. Defaults logging - to table mysql.slow_log or hostname-slow.log if - --log-output=file is used. Must be enabled to activate - other slow log options. Deprecated option, use + Enable logging of slow queries (longer than + --long-query-time) to log file or table. Optional + argument is a file name for the slow log. If not given, + 'log-basename'-slow.log will be used. Use + --log-output=TABLE if you want to have the log in the + table 'mysql.slow_log'. Deprecated option, use --slow-query-log/--slow-query-log-file instead. --log-slow-rate-limit=# Write to slow log every #th slow query. Set to 1 to log @@ -298,7 +338,7 @@ The following options may be given as the first argument: when binary log is disabled). --log-tc-size=# Size of transaction coordinator log. -W, --log-warnings[=#] - Log some not critical warnings to the log file + Log some not critical warnings to the general log file --long-query-time=# Log all queries that have taken more than long_query_time seconds to execute to file. The argument will be treated as a decimal value with microsecond precision @@ -311,10 +351,14 @@ The following options may be given as the first argument: --master-info-file=name The location and name of the file that remembers the master and where the I/O replication thread is in the - master's binlogs. + master's binlogs. Defaults to master.info --master-retry-count=# The number of tries the slave will make to connect to the master before giving up. + --master-verify-checksum + Force checksum verification of logged events in the + binary log before sending them to slaves or printing them + in the output of SHOW BINLOG EVENTS --max-allowed-packet=# Max packet length to send to or receive from the server --max-binlog-cache-size=# @@ -388,7 +432,8 @@ The following options may be given as the first argument: MySQL tables --myisam-recover-options[=name] Syntax: myisam-recover-options[=option[,option...]], - where option can be DEFAULT, BACKUP, FORCE, QUICK, or OFF + where option can be DEFAULT, BACKUP, BACKUP_ALL, FORCE, + QUICK, or OFF --myisam-repair-threads=# If larger than 1, when repairing a MyISAM table all indexes will be created in parallel, with one thread per @@ -413,7 +458,6 @@ The following options may be given as the first argument: --net-write-timeout=# Number of seconds to wait for a block to be written to a connection before aborting the write - -n, --new Use very new possible "unsafe" functions --old Use compatible behavior --old-alter-table Use old, non-optimized alter table --old-passwords Use old password encryption method (needed for 4.0 and @@ -449,17 +493,18 @@ The following options may be given as the first argument: deprecated --optimizer-switch=name optimizer_switch=option=val[,option=val...], where option - is one of {index_merge, index_merge_union, - index_merge_sort_union, index_merge_intersection, - engine_condition_pushdown, index_condition_pushdown, - firstmatch, loosescan, materialization, semijoin, - partial_match_rowid_merge, partial_match_table_scan, - subquery_cache} and val is one of {on, off, default} - --optimizer-use-mrr=name - Whether the server should use multi-read-range - optimization when resolving queries, one of AUTO (as - appropriate), FORCE (always where applicable), DISABLE - (never) + is one of {derived_merge, derived_with_keys, firstmatch, + in_to_exists, engine_condition_pushdown, + index_condition_pushdown, index_merge, + index_merge_intersection, index_merge_sort_intersection, + index_merge_sort_union, index_merge_union, + join_cache_bka, join_cache_hashed, + join_cache_incremental, loosescan, materialization, mrr, + mrr_cost_based, mrr_sort_keys, optimize_join_buffer_size, + outer_join_with_cache, partial_match_rowid_merge, + partial_match_table_scan, semijoin, semijoin_with_cache, + subquery_cache, table_elimination } and val is one of + {on, off, default} --performance-schema Enable the performance schema. --performance-schema-events-waits-history-long-size=# @@ -499,8 +544,9 @@ The following options may be given as the first argument: name is the plugin name and library is the plugin library in plugin_dir. --plugin-maturity=name - The lowest desirable plugin maturity. Plugins less mature - than that will not be installed or loaded. + The lowest desirable plugin maturity (unknown, + experimental, alpha, beta, gamma, or stable). Plugins + less mature than that will not be installed or loaded. -P, --port=# Port number to use for connection or 0 to default to, my.cnf, $MYSQL_TCP_PORT, /etc/services, built-in default (3306), whatever comes first @@ -512,6 +558,10 @@ The following options may be given as the first argument: indexes --profiling-history-size=# Limit of query profiling memory + --progress-report-time=# + Seconds between sending progress reports to the client + for time-consuming statements. Set to 0 to disable + progress reporting. --query-alloc-block-size=# Allocation block size for query parsing and execution --query-cache-limit=# @@ -520,6 +570,9 @@ The following options may be given as the first argument: The minimum size for blocks allocated by the query cache --query-cache-size=# The memory allocated to store results from old queries + --query-cache-strip-comments + Strip all comments from a query before storing it in the + query cache --query-cache-type=name OFF = Don't cache or retrieve results. ON = Cache all results except SELECT SQL_NO_CACHE ... queries. DEMAND = @@ -559,6 +612,10 @@ The following options may be given as the first argument: transaction processed --relay-log-space-limit=# Maximum space to use for all relay logs + --replicate-annotate-rows-events + Tells the slave to write annotate rows events recieved + from the master to its own binary log. Ignored if + log_slave_updates is not set --replicate-do-db=name Tells the slave thread to restrict replication to the specified database. To specify more than one database, @@ -664,7 +721,6 @@ The following options may be given as the first argument: --skip-show-database Don't allow 'SHOW DATABASE' commands --skip-slave-start If set, slave is not autostarted. - --skip-stack-trace Don't print a stack trace on failure. --skip-thread-priority Don't give threads different priorities. This option is deprecated because it has no effect; the implied behavior @@ -687,6 +743,12 @@ The following options may be given as the first argument: --slave-skip-errors=name Tells the slave thread to continue replication when a query event returns an error from the provided list + --slave-sql-verify-checksum + Force checksum verification of replication events after + reading them from relay log. Note: Events are always + checksum-verified by slave on receiving them from the + network before writing them to the relay log + (Defaults to on; use --skip-slave-sql-verify-checksum to disable.) --slave-transaction-retries=# Number of times the slave SQL thread will retry a transaction in case it failed with a deadlock or elapsed @@ -718,6 +780,8 @@ The following options may be given as the first argument: replication. --sql-mode=name Syntax: sql-mode=mode[,mode[,mode...]]. See the manual for the complete list of valid sql modes + --stack-trace Print a symbolic stack trace on failure + (Defaults to on; use --skip-stack-trace to disable.) -s, --symbolic-links Enable symbolic link support. --sync-binlog=# Synchronously flush binary log to disk after every #th @@ -748,6 +812,9 @@ The following options may be given as the first argument: --tc-heuristic-recover=name Decision to use in heuristic recover process. Possible values are COMMIT or ROLLBACK. + --thread-alarm Enable system thread alarm calls. Disabling it may be + useful in debugging or testing, never do it in production + (Defaults to on; use --skip-thread-alarm to disable.) --thread-cache-size=# How many threads we should keep in a cache for reuse --thread-handling=name @@ -797,9 +864,13 @@ automatic-sp-privileges TRUE back-log 50 big-tables FALSE bind-address (No default value) +binlog-annotate-rows-events FALSE binlog-cache-size 32768 +binlog-checksum NONE +binlog-dbug-fsync-sleep 0 binlog-direct-non-transactional-updates FALSE binlog-format STATEMENT +binlog-optimize-thread-scheduling TRUE binlog-row-event-max-size 1024 binlog-stmt-cache-size 32768 bulk-insert-buffer-size 8388608 @@ -828,7 +899,7 @@ delayed-insert-timeout 300 delayed-queue-size 1000 disconnect-slave-event-count 0 div-precision-increment 4 -engine-condition-pushdown TRUE +engine-condition-pushdown FALSE event-scheduler OFF expire-logs-days 0 external-locking FALSE @@ -852,6 +923,7 @@ init-rpl-role MASTER init-slave interactive-timeout 28800 join-buffer-size 131072 +join-buffer-space-limit 2097152 join-cache-level 1 keep-files-on-create FALSE key-buffer-size 134217728 @@ -888,6 +960,7 @@ low-priority-updates FALSE lower-case-table-names 1 master-info-file master.info master-retry-count 86400 +master-verify-checksum FALSE max-allowed-packet 1048576 max-binlog-cache-size 18446744073709547520 max-binlog-dump-events 0 @@ -926,15 +999,13 @@ net-buffer-length 16384 net-read-timeout 30 net-retry-count 10 net-write-timeout 60 -new FALSE old FALSE old-alter-table FALSE old-passwords FALSE old-style-user-limits FALSE optimizer-prune-level 1 optimizer-search-depth 62 -optimizer-switch index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,table_elimination=on -optimizer-use-mrr force +optimizer-switch index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=off,derived_merge=off,derived_with_keys=off,firstmatch=off,loosescan=off,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=off,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on performance-schema FALSE performance-schema-events-waits-history-long-size 10000 performance-schema-events-waits-history-size 10 @@ -957,10 +1028,12 @@ port 3306 port-open-timeout 0 preload-buffer-size 32768 profiling-history-size 15 +progress-report-time 56 query-alloc-block-size 8192 query-cache-limit 1048576 query-cache-min-res-unit 4096 query-cache-size 0 +query-cache-strip-comments FALSE query-cache-type ON query-cache-wlock-invalidate FALSE query-prealloc-size 8192 @@ -974,6 +1047,7 @@ relay-log-info-file relay-log.info relay-log-purge TRUE relay-log-recovery FALSE relay-log-space-limit 0 +replicate-annotate-rows-events FALSE replicate-same-server-id FALSE report-host (No default value) report-password (No default value) @@ -995,6 +1069,7 @@ slave-compressed-protocol FALSE slave-exec-mode STRICT slave-net-timeout 3600 slave-skip-errors (No default value) +slave-sql-verify-checksum TRUE slave-transaction-retries 10 slave-type-conversions slow-launch-time 2 @@ -1002,6 +1077,7 @@ slow-query-log FALSE sort-buffer-size 2097152 sporadic-binlog-dump-fail FALSE sql-mode +stack-trace TRUE symbolic-links FALSE sync-binlog 0 sync-frm FALSE @@ -1014,6 +1090,7 @@ table-cache 400 table-definition-cache 400 table-open-cache 400 tc-heuristic-recover COMMIT +thread-alarm TRUE thread-cache-size 0 thread-handling one-thread-per-connection thread-stack 294912 diff --git a/mysql-test/r/mysqldump-max.result b/mysql-test/r/mysqldump-max.result index c300f3d7996..6722f308358 100644 --- a/mysql-test/r/mysqldump-max.result +++ b/mysql-test/r/mysqldump-max.result @@ -290,3 +290,60 @@ COUNT(*) DROP VIEW v1; DROP TABLE t1; SET GLOBAL storage_engine=@old_engine; +# Connection default +SET binlog_format= mixed; +RESET MASTER; +CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB; +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2 (a INT PRIMARY KEY, b INT) ENGINE=InnoDB; +INSERT INTO t2 VALUES (1,0), (2,0); +SELECT GET_LOCK("block_queries_1", 120); +GET_LOCK("block_queries_1", 120) +1 +# Connection c3 +SELECT GET_LOCK("block_queries_2", 120); +GET_LOCK("block_queries_2", 120) +1 +# Connection c1 +SET @c= 0; +SELECT IF(@c<1, @c:=@c+1, GET_LOCK("block_queries_1", 120)) FROM t1 ORDER BY a; +# Connection c2 +SET binlog_format="row"; +SET @d= 10; +UPDATE t2 SET b=IF(@d<=10, @d:=@d+1, GET_LOCK("block_queries_2", 120)) ORDER BY a; +# Connection default +# Make sure other queries are running (and waiting). +SELECT RELEASE_LOCK("block_queries_1"); +RELEASE_LOCK("block_queries_1") +1 +# Connection c3 +SELECT RELEASE_LOCK("block_queries_2"); +RELEASE_LOCK("block_queries_2") +1 +# Connection c1 +IF(@c<1, @c:=@c+1, GET_LOCK("block_queries_1", 120)) +1 +1 +# Connection c2 +# Connection default +SELECT * FROM t2 ORDER BY a; +a b +1 11 +2 1 +DROP TABLE t1; +DROP TABLE t2; +SHOW BINLOG EVENTS LIMIT 6,3; +Log_name Pos Event_type Server_id End_log_pos Info +master-bin.000001 663 Query 1 731 BEGIN +master-bin.000001 731 Query 1 828 use `test`; INSERT INTO t2 VALUES (1,0), (2,0) +master-bin.000001 828 Xid 1 855 COMMIT /* XID */ +-- CHANGE MASTER TO MASTER_LOG_FILE='master-bin.000001', MASTER_LOG_POS=855; +SELECT * FROM t1 ORDER BY a; +a +1 +2 +SELECT * FROM t2 ORDER BY a; +a b +1 0 +2 0 +DROP TABLE t1,t2; diff --git a/mysql-test/r/mysqldump.result b/mysql-test/r/mysqldump.result index 9f1d1a50ef1..1b0cca2a7b8 100644 --- a/mysql-test/r/mysqldump.result +++ b/mysql-test/r/mysqldump.result @@ -1722,6 +1722,90 @@ insert into t2 (a, b) values (NULL, NULL),(10, NULL),(NULL, "twenty"),(30, "thir </table_data> </database> </mysqldump> + +/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */; +/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */; +/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */; +/*!40101 SET NAMES utf8 */; +/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */; +/*!40103 SET TIME_ZONE='+00:00' */; +/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */; +/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */; +/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */; + +LOCK TABLES `t1` WRITE; +/*!40000 ALTER TABLE `t1` DISABLE KEYS */; +INSERT INTO `t1` VALUES (NULL),(10),(20); +/*!40000 ALTER TABLE `t1` ENABLE KEYS */; +UNLOCK TABLES; + +LOCK TABLES `t2` WRITE; +/*!40000 ALTER TABLE `t2` DISABLE KEYS */; +INSERT INTO `t2` VALUES (1,NULL,NULL,NULL,NULL,NULL),(2,10,NULL,NULL,NULL,NULL),(3,NULL,'twenty',NULL,NULL,NULL),(4,30,'thirty',NULL,NULL,NULL); +/*!40000 ALTER TABLE `t2` ENABLE KEYS */; +UNLOCK TABLES; +/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */; + +/*!40101 SET SQL_MODE=@OLD_SQL_MODE */; +/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */; +/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */; +/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */; +/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */; +/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */; + + +/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */; +/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */; +/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */; +/*!40101 SET NAMES utf8 */; +/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */; +/*!40103 SET TIME_ZONE='+00:00' */; +/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */; +/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */; +/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */; +/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */; +DROP TABLE IF EXISTS `t1`; +/*!40101 SET @saved_cs_client = @@character_set_client */; +/*!40101 SET character_set_client = utf8 */; +CREATE TABLE `t1` ( + `a` int(10) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1; +/*!40101 SET character_set_client = @saved_cs_client */; + +LOCK TABLES `t1` WRITE; +/*!40000 ALTER TABLE `t1` DISABLE KEYS */; +INSERT INTO `t1` VALUES (NULL),(10),(20); +/*!40000 ALTER TABLE `t1` ENABLE KEYS */; +UNLOCK TABLES; +DROP TABLE IF EXISTS `t2`; +/*!40101 SET @saved_cs_client = @@character_set_client */; +/*!40101 SET character_set_client = utf8 */; +CREATE TABLE `t2` ( + `pk` int(11) NOT NULL AUTO_INCREMENT, + `a` int(10) DEFAULT NULL, + `b` varchar(30) DEFAULT NULL, + `c` datetime DEFAULT NULL, + `d` blob, + `e` text, + PRIMARY KEY (`pk`) +) ENGINE=MyISAM AUTO_INCREMENT=5 DEFAULT CHARSET=latin1; +/*!40101 SET character_set_client = @saved_cs_client */; + +LOCK TABLES `t2` WRITE; +/*!40000 ALTER TABLE `t2` DISABLE KEYS */; +INSERT INTO `t2` VALUES (1,NULL,NULL,NULL,NULL,NULL),(2,10,NULL,NULL,NULL,NULL),(3,NULL,'twenty',NULL,NULL,NULL),(4,30,'thirty',NULL,NULL,NULL); +/*!40000 ALTER TABLE `t2` ENABLE KEYS */; +UNLOCK TABLES; +/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */; + +/*!40101 SET SQL_MODE=@OLD_SQL_MODE */; +/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */; +/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */; +/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */; +/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */; +/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */; +/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */; + drop table t1, t2; # # Bug#12123 mysqldump --tab results in text file which can't be imported diff --git a/mysql-test/r/mysqltest.result b/mysql-test/r/mysqltest.result index 8f72669ac06..6af460db37a 100644 --- a/mysql-test/r/mysqltest.result +++ b/mysql-test/r/mysqltest.result @@ -8,16 +8,19 @@ otto select otto from (select 1 as otto) as t1; otto 1 +select friedrich from (select 1 as otto) as t1; mysqltest: At line 1: query 'select friedrich from (select 1 as otto) as t1' failed: 1054: Unknown column 'friedrich' in 'field list' select friedrich from (select 1 as otto) as t1; ERROR 42S22: Unknown column 'friedrich' in 'field list' select otto from (select 1 as otto) as t1; otto 1 +select otto from (select 1 as otto) as t1; mysqltest: At line 1: query 'select otto from (select 1 as otto) as t1' succeeded - should have failed with sqlstate 42S22... mysqltest: At line 1: expecting a SQL-state (00000) from query 'remove_file MYSQLTEST_VARDIR/tmp/test_nonexistent.tmp' which cannot produce one... select friedrich from (select 1 as otto) as t1; ERROR 42S22: Unknown column 'friedrich' in 'field list' +select friedrich from (select 1 as otto) as t1; mysqltest: At line 1: query 'select friedrich from (select 1 as otto) as t1' failed with wrong sqlstate 42S22: 'Unknown column 'friedrich' in 'field list'', instead of 00000... select otto from (select 1 as otto) as t1; otto @@ -135,6 +138,7 @@ ERROR 42S02: Table 'test.t1' doesn't exist select 1146 as "after_!errno_masked_error" ; after_!errno_masked_error 1146 +select 3 from t1; mysqltest: At line 1: query 'select 3 from t1' failed with wrong errno 1146: 'Table 'test.t1' doesn't exist', instead of 1000... garbage ; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'garbage' at line 1 @@ -143,6 +147,7 @@ after_--enable_abort_on_error 1064 select 3 from t1 ; ERROR 42S02: Table 'test.t1' doesn't exist +select 3 from t1; mysqltest: At line 1: query 'select 3 from t1' failed with wrong errno 1146: 'Table 'test.t1' doesn't exist', instead of 1064... hello hello @@ -334,10 +339,11 @@ included from MYSQLTEST_VARDIR/tmp/recursive.sql at line 1: included from MYSQLTEST_VARDIR/tmp/recursive.sql at line 1: included from MYSQLTEST_VARDIR/tmp/recursive.sql at line 1: included from MYSQLTEST_VARDIR/tmp/recursive.sql at line 1: -included from MYSQLTEST_VARDIR/tmp/recursive.sql at line 1: +included from <stdin> at line 1: At line 1: Source directives are nesting too deep +garbage ; mysqltest: In included file "MYSQLTEST_VARDIR/tmp/error.sql": -included from MYSQLTEST_VARDIR/tmp/error.sql at line 1: +included from <stdin> at line 1: At line 1: query 'garbage ' failed: 1064: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'garbage' at line 1 2 = outer loop variable after while @@ -467,13 +473,14 @@ counter is 7 1 Testing while with not mysqltest: In included file "MYSQLTEST_VARDIR/tmp/mysqltest_while.inc": -included from MYSQLTEST_VARDIR/tmp/mysqltest_while.inc at line 65: +included from <stdin> at line 1: At line 64: Nesting too deeply mysqltest: At line 1: missing '(' in while mysqltest: At line 1: missing ')' in while mysqltest: At line 1: Missing '{' after while. Found "dec $i" mysqltest: At line 1: Stray '}' - end of block before beginning mysqltest: At line 1: Stray 'end' command - end of block before beginning +{; mysqltest: At line 1: query '{' failed: 1064: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '{' at line 1 mysqltest: At line 1: Missing '{' after while. Found "echo hej" mysqltest: At line 3: Missing end of block @@ -518,10 +525,10 @@ mysqltest: At line 1: Illegal argument for port: 'illegal_port' mysqltest: At line 1: Illegal option to connect: SMTP 200 connects succeeded mysqltest: In included file "MYSQLTEST_VARDIR/tmp/mysqltest.sql": -included from MYSQLTEST_VARDIR/tmp/mysqltest.sql at line 3: +included from <stdin> at line 1: At line 3: connection 'test_con1' not found in connection pool mysqltest: In included file "MYSQLTEST_VARDIR/tmp/mysqltest.sql": -included from MYSQLTEST_VARDIR/tmp/mysqltest.sql at line 2: +included from <stdin> at line 1: At line 2: Connection test_con1 already exists show tables; ERROR 3D000: No database selected @@ -567,6 +574,10 @@ this will be executed this will be executed mysqltest: The test didn't produce any output Failing multi statement query +create table t1 (a int primary key); +insert into t1 values (1); +select 'select-me'; +insertz 'error query'|||| mysqltest: At line 3: query 'create table t1 (a int primary key); insert into t1 values (1); select 'select-me'; @@ -637,8 +648,8 @@ Abcd select * from t1;; f1 Abcd -mysqltest: At line 2: Cannot run query on connection between send and reap select * from t1;; +mysqltest: At line 2: Cannot run query on connection between send and reap drop table t1; mysqltest: At line 1: Missing required argument 'filename' to command 'remove_file' mysqltest: At line 1: Missing required argument 'directory' to command 'remove_files_wildcard' @@ -653,7 +664,7 @@ if things work as expected Some data for cat_file command of mysqltest -mysqltest: At line 1: command "cat_file" failed with error 1. (my_errno) +mysqltest: At line 1: command "cat_file" failed with error: 1 my_errno: 2 errno: 2 mysqltest: At line 1: Missing required argument 'filename' to command 'file_exists' mysqltest: At line 1: Missing required argument 'from_file' to command 'copy_file' mysqltest: At line 1: Missing required argument 'to_file' to command 'copy_file' diff --git a/mysql-test/r/named_pipe.result b/mysql-test/r/named_pipe.result index 86d549da07b..1742ebe6e8b 100644 --- a/mysql-test/r/named_pipe.result +++ b/mysql-test/r/named_pipe.result @@ -183,37 +183,37 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 range fld1 fld1 4 NULL 4 Using where; Using index select fld1,fld3 from t2 where companynr = 37 and fld3 like 'f%'; fld1 fld3 -218401 faithful +012001 flanking +013602 foldout +013606 fingerings 018007 fanatic -228311 fated 018017 featherweight -218022 feed -088303 feminine -058004 Fenton -038017 fetched 018054 fetters -208101 fiftieth -238007 filial -013606 fingerings -218008 finishers -038205 firearm -188505 fitting -202301 Fitzpatrick -238008 fixedly -012001 flanking 018103 flint 018104 flopping +036002 funereal +038017 fetched +038205 firearm +058004 Fenton +088303 feminine +186002 freakish 188007 flurried -013602 foldout +188505 fitting +198006 furthermore +202301 Fitzpatrick +208101 fiftieth +208113 freest +218008 finishers +218022 feed +218401 faithful 226205 foothill -232102 forgivably +226209 furnishings 228306 forthcoming -186002 freakish -208113 freest +228311 fated 231315 freezes -036002 funereal -226209 furnishings -198006 furthermore +232102 forgivably +238007 filial +238008 fixedly select fld3 from t2 where fld3 like "L%" and fld3 = "ok"; fld3 select fld3 from t2 where (fld3 like "C%" and fld3 = "Chantilly"); @@ -1389,15 +1389,15 @@ id select_type table type possible_keys key key_len ref rows Extra explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr < 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 and companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr > 0 or t2.companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 @@ -1413,15 +1413,15 @@ id select_type table type possible_keys key key_len ref rows Extra explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr < 0 or companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where ifnull(companynr,1)>0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; companynr companynr 37 36 @@ -1429,7 +1429,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 diff --git a/mysql-test/r/negation_elimination.result b/mysql-test/r/negation_elimination.result index dea0d865d87..5b09b0fc511 100644 --- a/mysql-test/r/negation_elimination.result +++ b/mysql-test/r/negation_elimination.result @@ -4,7 +4,7 @@ insert into t1 values (NULL), (0), (1), (2), (3), (4), (5), (6), (7), (8), (9), (10), (11), (12), (13), (14), (15), (16), (17), (18), (19); explain select * from t1 where not(not(a)); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 index NULL a 5 NULL 21 Using where; Using index +1 SIMPLE t1 range a a 5 NULL 20 Using where; Using index select * from t1 where not(not(a)); a 1 @@ -375,6 +375,121 @@ a 13 14 15 +# XOR (Note: XOR is negated by negating one of the operands) +# Should return 6,7 +SELECT * FROM t1 WHERE ((a > 5) XOR (a > 7)); +a +6 +7 +# Should return 0..5,8..19 +SELECT * FROM t1 WHERE ((NOT (a > 5)) XOR (a > 7)); +a +0 +1 +2 +3 +4 +5 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +SELECT * FROM t1 WHERE ((a > 5) XOR (NOT (a > 7))); +a +0 +1 +2 +3 +4 +5 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +SELECT * FROM t1 WHERE NOT ((a > 5) XOR (a > 7)); +a +0 +1 +2 +3 +4 +5 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +# Should return 6,7 +SELECT * FROM t1 WHERE NOT ((NOT (a > 5)) XOR (a > 7)); +a +6 +7 +SELECT * FROM t1 WHERE NOT ((a > 5) XOR (NOT (a > 7))); +a +6 +7 +# Should return 0..5,8..19 +SELECT * FROM t1 WHERE NOT ((NOT (a > 5)) XOR (NOT (a > 7))); +a +0 +1 +2 +3 +4 +5 +8 +9 +10 +11 +12 +13 +14 +15 +16 +17 +18 +19 +# Should have empty result +SELECT * FROM t1 WHERE (NULL XOR (a > 7)); +a +SELECT * FROM t1 WHERE NOT (NULL XOR (a > 7)); +a +# Should be simplified to "...WHERE (a XOR a) +EXPLAIN EXTENDED SELECT * FROM t1 WHERE NOT ((NOT a) XOR (a)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 index NULL a 5 NULL 21 100.00 Using where; Using index +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` xor `test`.`t1`.`a`) +# Should be simplified to "...WHERE (a XOR a) +EXPLAIN EXTENDED SELECT * FROM t1 WHERE NOT (a XOR (NOT a)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 index NULL a 5 NULL 21 100.00 Using where; Using index +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` xor `test`.`t1`.`a`) +# End XOR delete from t1 where a > 3; select a, not(not(a)) from t1; a not(not(a)) @@ -385,7 +500,7 @@ NULL NULL 3 1 explain extended select a, not(not(a)), not(a <= 2 and not(a)), not(a not like "1"), not (a not in (1,2)), not(a != 2) from t1 where not(not(a)) having not(not(a)); id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t1 index NULL a 5 NULL 5 100.00 Using where; Using index +1 SIMPLE t1 range a a 5 NULL 4 100.00 Using where; Using index Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,(`test`.`t1`.`a` <> 0) AS `not(not(a))`,((`test`.`t1`.`a` > 2) or `test`.`t1`.`a`) AS `not(a <= 2 and not(a))`,(`test`.`t1`.`a` like '1') AS `not(a not like "1")`,(`test`.`t1`.`a` in (1,2)) AS `not (a not in (1,2))`,(`test`.`t1`.`a` = 2) AS `not(a != 2)` from `test`.`t1` where `test`.`t1`.`a` having `test`.`t1`.`a` +Note 1003 select `test`.`t1`.`a` AS `a`,(`test`.`t1`.`a` <> 0) AS `not(not(a))`,((`test`.`t1`.`a` > 2) or `test`.`t1`.`a`) AS `not(a <= 2 and not(a))`,(`test`.`t1`.`a` like '1') AS `not(a not like "1")`,(`test`.`t1`.`a` in (1,2)) AS `not (a not in (1,2))`,(`test`.`t1`.`a` = 2) AS `not(a != 2)` from `test`.`t1` where (`test`.`t1`.`a` <> 0) having (`test`.`t1`.`a` <> 0) drop table t1; diff --git a/mysql-test/r/null.result b/mysql-test/r/null.result index ccc65698e13..585d7a14ce9 100644 --- a/mysql-test/r/null.result +++ b/mysql-test/r/null.result @@ -148,10 +148,10 @@ insert into t1 values (7,7), (8,8), (9,9), (10,10), (11,11), (12,12); explain select * from t1 where a between 2 and 3; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range idx idx 4 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range idx idx 4 NULL 2 Using where explain select * from t1 where a between 2 and 3 or b is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range idx idx 4 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range idx idx 4 NULL 2 Using where drop table t1; select cast(NULL as signed); cast(NULL as signed) @@ -170,7 +170,7 @@ insert into t1 select i*2 from t1; insert into t1 values(null); explain select * from t1 where i=2 or i is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null i i 5 const 9 Using index +1 SIMPLE t1 ref_or_null i i 5 const 9 Using where; Using index select count(*) from t1 where i=2 or i is null; count(*) 10 diff --git a/mysql-test/r/null_key.result b/mysql-test/r/null_key.result index d534c4c21c5..c7feaa5268d 100644 --- a/mysql-test/r/null_key.result +++ b/mysql-test/r/null_key.result @@ -21,10 +21,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range a,b a 9 NULL 3 Using where; Using index explain select * from t1 where (a is null or a = 7) and b=7; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null a,b a 9 const,const 2 Using index +1 SIMPLE t1 ref_or_null a,b a 9 const,const 2 Using where; Using index explain select * from t1 where (a is null or a = 7) and b=7 order by a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null a,b a 9 const,const 2 Using index; Using filesort +1 SIMPLE t1 ref_or_null a,b a 9 const,const 2 Using where; Using index; Using filesort explain select * from t1 where (a is null and b>a) or a is null and b=7 limit 2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref a,b a 5 const 3 Using where; Using index @@ -151,7 +151,7 @@ alter table t1 modify b int null; insert into t1 values (7,null), (8,null), (8,7); explain select * from t1 where a = 7 and (b=7 or b is null); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null a,b a 10 const,const 2 Using index +1 SIMPLE t1 ref_or_null a,b a 10 const,const 2 Using where; Using index select * from t1 where a = 7 and (b=7 or b is null); a b 7 7 @@ -166,7 +166,7 @@ a b NULL 7 explain select * from t1 where (a = 7 or a is null) and (a = 7 or a is null); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null a a 5 const 5 Using index +1 SIMPLE t1 ref_or_null a a 5 const 5 Using where; Using index select * from t1 where (a = 7 or a is null) and (a = 7 or a is null); a b 7 NULL @@ -178,12 +178,12 @@ create table t2 (a int); insert into t2 values (7),(8); explain select * from t2 straight_join t1 where t1.a=t2.a and b is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where 1 SIMPLE t1 ref a,b a 10 test.t2.a,const 2 Using where; Using index drop index b on t1; explain select * from t2,t1 where t1.a=t2.a and b is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 2 +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where 1 SIMPLE t1 ref a a 10 test.t2.a,const 2 Using where; Using index select * from t2,t1 where t1.a=t2.a and b is null; a a b @@ -191,8 +191,8 @@ a a b 8 8 NULL explain select * from t2,t1 where t1.a=t2.a and (b= 7 or b is null); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 2 -1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 4 Using index +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 4 Using where; Using index select * from t2,t1 where t1.a=t2.a and (b= 7 or b is null); a a b 7 7 7 @@ -202,7 +202,7 @@ a a b explain select * from t2,t1 where (t1.a=t2.a or t1.a is null) and b= 7; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 2 -1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 4 Using index +1 SIMPLE t1 ref_or_null a a 10 test.t2.a,const 4 Using where; Using index select * from t2,t1 where (t1.a=t2.a or t1.a is null) and b= 7; a a b 7 7 7 @@ -226,7 +226,7 @@ delete from t1 where a=8; explain select * from t2,t1 where t1.a=t2.a or t1.a is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 4 -1 SIMPLE t1 ref_or_null a a 5 test.t2.a 4 Using index +1 SIMPLE t1 ref_or_null a a 5 test.t2.a 4 Using where; Using index explain select * from t2,t1 where t1.a<=>t2.a or (t1.a is null and t1.b <> 9); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 4 @@ -258,7 +258,7 @@ INSERT INTO t1 VALUES (1,NULL),(2,NULL),(3,1),(4,2),(5,NULL),(6,NULL),(7,3),(8,4 INSERT INTO t2 VALUES (1,NULL),(2,NULL),(3,1),(4,2),(5,NULL),(6,NULL),(7,3),(8,4),(9,NULL),(10,NULL); explain select id from t1 where uniq_id is null; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref idx1 idx1 5 const 5 Using index condition +1 SIMPLE t1 ref idx1 idx1 5 const 5 Using where explain select id from t1 where uniq_id =1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const idx1 idx1 5 const 1 @@ -407,8 +407,8 @@ EXPLAIN SELECT SQL_CALC_FOUND_ROWS * FROM t1 LEFT JOIN t2 ON t1.a=t2.a LEFT JOIN t3 ON t2.b=t3.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 -1 SIMPLE t2 ref idx idx 5 test.t1.a 1 -1 SIMPLE t3 ref idx idx 5 test.t2.b 1 Using index +1 SIMPLE t2 ref idx idx 5 test.t1.a 1 Using where +1 SIMPLE t3 ref idx idx 5 test.t2.b 1 Using where; Using index FLUSH STATUS ; SELECT SQL_CALC_FOUND_ROWS * FROM t1 LEFT JOIN t2 ON t1.a=t2.a LEFT JOIN t3 ON t2.b=t3.b; @@ -448,3 +448,15 @@ a b a b 3 12 0 12 drop table t1, t2; End of 5.0 tests +# +# BUG#727667 Wrong result with OR + NOT NULL in maria-5.3 +# +CREATE TABLE t1 ( +f3 int(11), +f10 varchar(1), +KEY (f3) +); +INSERT INTO t1 VALUES ('9','k'),(NULL,'r'); +SELECT * FROM t1 WHERE (f3 = 83) OR (f10 = 'z' AND f3 IS NULL); +f3 f10 +DROP TABLE t1; diff --git a/mysql-test/r/old-mode.result b/mysql-test/r/old-mode.result index a9815d7dab2..6e6f9965e73 100644 --- a/mysql-test/r/old-mode.result +++ b/mysql-test/r/old-mode.result @@ -16,3 +16,6 @@ Table Checksum test.t1 2948697075 test.t2 2948697075 drop table t1,t2; +SHOW PROCESSLIST; +Id User Host db Command Time State Info +<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST diff --git a/mysql-test/r/optimizer_switch_eng_cond_pushdown1.result b/mysql-test/r/optimizer_switch_eng_cond_pushdown1.result index ac69da6ebb5..afb607e4877 100644 --- a/mysql-test/r/optimizer_switch_eng_cond_pushdown1.result +++ b/mysql-test/r/optimizer_switch_eng_cond_pushdown1.result @@ -2,4 +2,4 @@ select @@session.engine_condition_pushdown, @@global.engine_condition_pushdown, @@session.optimizer_switch, @@global.optimizer_switch; @@session.engine_condition_pushdown @@global.engine_condition_pushdown @@session.optimizer_switch @@global.optimizer_switch -1 1 index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,table_elimination=on index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,table_elimination=on +1 1 index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=on,index_condition_pushdown=off,derived_merge=off,derived_with_keys=off,firstmatch=off,loosescan=off,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=off,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=on,index_condition_pushdown=off,derived_merge=off,derived_with_keys=off,firstmatch=off,loosescan=off,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=off,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on diff --git a/mysql-test/r/optimizer_switch_eng_cond_pushdown2.result b/mysql-test/r/optimizer_switch_eng_cond_pushdown2.result index 2d67cebbe3c..813f8b47f6c 100644 --- a/mysql-test/r/optimizer_switch_eng_cond_pushdown2.result +++ b/mysql-test/r/optimizer_switch_eng_cond_pushdown2.result @@ -2,4 +2,4 @@ select @@session.engine_condition_pushdown, @@global.engine_condition_pushdown, @@session.optimizer_switch, @@global.optimizer_switch; @@session.engine_condition_pushdown @@global.engine_condition_pushdown @@session.optimizer_switch @@global.optimizer_switch -0 0 index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=off,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,table_elimination=on index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=off,index_condition_pushdown=on,firstmatch=on,loosescan=on,materialization=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,table_elimination=on +0 0 index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=off,derived_merge=off,derived_with_keys=off,firstmatch=off,loosescan=off,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=off,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=off,derived_merge=off,derived_with_keys=off,firstmatch=off,loosescan=off,materialization=off,in_to_exists=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=off,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=off,semijoin_with_cache=off,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on diff --git a/mysql-test/r/order_by.result b/mysql-test/r/order_by.result index 1405893213d..cf5c9386790 100644 --- a/mysql-test/r/order_by.result +++ b/mysql-test/r/order_by.result @@ -1,4 +1,5 @@ drop table if exists t1,t2,t3; +call mtr.add_suppression("Out of sort memory; increase server sort buffer size"); CREATE TABLE t1 ( id int(6) DEFAULT '0' NOT NULL, idservice int(5), @@ -514,7 +515,7 @@ id select_type table type possible_keys key key_len ref rows Extra EXPLAIN SELECT t1.gid, t3.uid from t1, t3 where t1.skr = t3.uid order by t1.gid,t3.skr; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 6 Using temporary; Using filesort -1 SIMPLE t3 eq_ref PRIMARY PRIMARY 2 test.t1.skr 1 Using index condition +1 SIMPLE t3 eq_ref PRIMARY PRIMARY 2 test.t1.skr 1 Using where drop table t1,t2,t3; CREATE TABLE t1 ( `titre` char(80) NOT NULL default '', @@ -611,7 +612,7 @@ DS-MRR: use two IGNORE INDEX queries, otherwise we get cost races, because DS-MRR: records_in_range/read_time return the same numbers for all three indexes EXPLAIN SELECT * FROM t1 IGNORE INDEX (LongField, StringField) WHERE FieldKey > '2' ORDER BY LongVal; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range FieldKey FieldKey 38 NULL 4 Using index condition; Using MRR; Using filesort +1 SIMPLE t1 range FieldKey FieldKey 38 NULL 4 Using where; Using filesort EXPLAIN SELECT * FROM t1 IGNORE INDEX (FieldKey, LongField) WHERE FieldKey > '2' ORDER BY LongVal; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range StringField StringField 38 NULL 4 Using where; Using filesort @@ -643,7 +644,7 @@ create table t1(a int, b int, index(b)); insert into t1 values (2, 1), (1, 1), (4, NULL), (3, NULL), (6, 2), (5, 2); explain select * from t1 where b=1 or b is null order by a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null b b 5 const 3 Using filesort +1 SIMPLE t1 ref_or_null b b 5 const 3 Using where; Using filesort select * from t1 where b=1 or b is null order by a; a b 1 1 @@ -652,7 +653,7 @@ a b 4 NULL explain select * from t1 where b=2 or b is null order by a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref_or_null b b 5 const 4 Using filesort +1 SIMPLE t1 ref_or_null b b 5 const 4 Using where; Using filesort select * from t1 where b=2 or b is null order by a; a b 3 NULL @@ -1112,7 +1113,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index k2 k3 5 NULL 73 Using where EXPLAIN SELECT id,c3 FROM t2 WHERE c2 BETWEEN 20 AND 30 ORDER BY c3 LIMIT 4000; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range k2 k2 5 NULL 386 Using index condition; Using where; Using MRR; Using filesort +1 SIMPLE t2 range k2 k2 5 NULL 386 Using where; Using filesort SELECT id,c3 FROM t2 WHERE c2=11 ORDER BY c3 LIMIT 20; id c3 6 14 @@ -1426,15 +1427,14 @@ DROP TABLE t1; # create table t1(a int, b tinytext); insert into t1 values (1,2),(3,2); -set session sort_buffer_size= 30000; +set session sort_buffer_size= 1000; Warnings: -Warning 1292 Truncated incorrect sort_buffer_size value: '30000' +Warning 1292 Truncated incorrect sort_buffer_size value: '1000' set session max_sort_length= 2180; CALL mtr.add_suppression("Out of sort memory"); select * from t1 order by b; ERROR HY001: Out of sort memory, consider increasing server sort buffer size drop table t1; -call mtr.add_suppression("Out of sort memory; increase server sort buffer size"); # # Bug #39844: Query Crash Mysql Server 5.0.67 # @@ -1491,8 +1491,8 @@ SELECT d FROM t1, t2 WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE' ORDER BY t2.c LIMIT 1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref a,b b 4 const 4 Using index condition; Using temporary; Using filesort -1 SIMPLE t2 ref a,b,c a 40 test.t1.a,const 11 Using index condition +1 SIMPLE t1 ref a,b b 4 const 4 Using where; Using temporary; Using filesort +1 SIMPLE t2 ref a,b,c a 40 test.t1.a,const 11 Using where SELECT d FROM t1, t2 WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE' ORDER BY t2.c LIMIT 1; @@ -1510,6 +1510,24 @@ WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE' ORDER BY t2.c LIMIT 1; d 52.5 +SELECT t1.*,t2.* FROM t1, t2 +WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE' +ORDER BY t2.c LIMIT 5; +a b a b c d +ppfcz1 DE ppfcz1 14 6 52.5 +ppfcz1 DE ppfcz1 14 7 55.5 +ppfcz1 DE ppfcz1 14 8 57.5 +ppfcz1 DE ppfcz1 14 9 59.5 +ppfcz1 DE ppfcz1 14 10 61.5 +SELECT t1.*, t2.* FROM t3 AS t1, t2 AS t2 +WHERE t2.b=14 AND t2.a=t1.a AND 5.1<t2.c AND t1.b='DE' +ORDER BY t2.c LIMIT 5; +a b a b c d +ppfcz1 DE ppfcz1 14 6 52.5 +ppfcz1 DE ppfcz1 14 7 55.5 +ppfcz1 DE ppfcz1 14 8 57.5 +ppfcz1 DE ppfcz1 14 9 59.5 +ppfcz1 DE ppfcz1 14 10 61.5 DROP TABLE t1,t2,t3; CREATE TABLE t1 ( id1 INT NULL, @@ -1609,20 +1627,20 @@ INSERT INTO t2 SELECT a+4, b FROM t2; EXPLAIN SELECT * FROM t1 FORCE INDEX FOR ORDER BY (a), t2 WHERE t1.a < 2 ORDER BY t1.a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 2 Using index condition; Using MRR; Using temporary; Using filesort -1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer +1 SIMPLE t1 range a a 5 NULL 2 Using where; Using temporary; Using filesort +1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) # should have "using filesort" EXPLAIN SELECT * FROM t1 USE INDEX FOR ORDER BY (a), t2 WHERE t1.a < 2 ORDER BY t1.a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 2 Using index condition; Using MRR; Using temporary; Using filesort -1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer +1 SIMPLE t1 range a a 5 NULL 2 Using where; Using temporary; Using filesort +1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) # should have "using filesort" EXPLAIN SELECT * FROM t1 FORCE INDEX FOR JOIN (a), t2 WHERE t1.a < 2 ORDER BY t1.a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 2 Using index condition; Using MRR; Using temporary; Using filesort -1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer +1 SIMPLE t1 range a a 5 NULL 2 Using where; Using temporary; Using filesort +1 SIMPLE t2 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) DROP TABLE t1, t2; # # Bug #50394: Regression in EXPLAIN with index scan, LIMIT, GROUP BY and @@ -1646,6 +1664,36 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 Using where DROP TABLE t1, t2; # +# Bug #707848: WHERE condition with OR + ORDER BY + field substitution +# +CREATE TABLE t1 (a int PRIMARY KEY); +INSERT INTO t1 VALUES +(9), (7), (11), (15), (2), (4), (1), (5), (14), (54), (3), (8); +EXPLAIN EXTENDED +SELECT * FROM t1 r JOIN t1 s ON r.a = s.a +WHERE s.a IN (2,9) OR s.a < 100 AND s.a != 0 +ORDER BY 1 LIMIT 10; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE r index PRIMARY PRIMARY 4 NULL 10 100.00 Using where; Using index +1 SIMPLE s eq_ref PRIMARY PRIMARY 4 test.r.a 1 100.00 Using index +Warnings: +Note 1003 select `test`.`r`.`a` AS `a`,`test`.`s`.`a` AS `a` from `test`.`t1` `r` join `test`.`t1` `s` where ((`test`.`s`.`a` = `test`.`r`.`a`) and ((`test`.`r`.`a` in (2,9)) or ((`test`.`r`.`a` < 100) and (`test`.`r`.`a` <> 0)))) order by 1 limit 10 +SELECT * FROM t1 r JOIN t1 s ON r.a = s.a +WHERE s.a IN (2,9) OR s.a < 100 AND s.a != 0 +ORDER BY 1 LIMIT 10; +a a +1 1 +2 2 +3 3 +4 4 +5 5 +7 7 +8 8 +9 9 +11 11 +14 14 +DROP TABLE t1; +# # Bug #59110: Memory leak of QUICK_SELECT_I allocated memory # and # Bug #59308: Incorrect result for @@ -1686,7 +1734,7 @@ LEFT JOIN t3 ON t2.i2 = t3.i3 ORDER BY t1.i1 LIMIT 5; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t3 system NULL NULL NULL NULL 0 0.00 const row not found -1 SIMPLE t1 index PRIMARY PRIMARY 4 NULL 5 240.00 Using index +1 SIMPLE t1 index PRIMARY PRIMARY 4 NULL 5 100.00 Using index 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.i1 1 100.00 Using index Warnings: Note 1003 select `test`.`t1`.`i1` AS `i1`,`test`.`t2`.`i2` AS `i2` from `test`.`t1` join `test`.`t2` where (`test`.`t2`.`i2` = `test`.`t1`.`i1`) order by `test`.`t1`.`i1` limit 5 diff --git a/mysql-test/r/parser_precedence.result b/mysql-test/r/parser_precedence.result index cf301ec677b..979084d0346 100644 --- a/mysql-test/r/parser_precedence.result +++ b/mysql-test/r/parser_precedence.result @@ -1,4 +1,5 @@ drop table if exists t1_30237_bool; +set sql_mode=NO_UNSIGNED_SUBTRACTION; create table t1_30237_bool(A boolean, B boolean, C boolean); insert into t1_30237_bool values (FALSE, FALSE, FALSE), diff --git a/mysql-test/r/partition.result b/mysql-test/r/partition.result index 0febdbc38d0..7a342f095df 100644 --- a/mysql-test/r/partition.result +++ b/mysql-test/r/partition.result @@ -2397,3 +2397,21 @@ partkey nokey DROP VIEW v1; DROP TABLE t1_part; +# +# BUG#598247: partition.test produces valgrind errors in 5.3-based branches +# +CREATE TABLE t1 ( +a INT DEFAULT NULL, +b DOUBLE DEFAULT NULL, +c INT DEFAULT NULL, +KEY idx2(b,a) +) engine=myisam PARTITION BY HASH(c) PARTITIONS 3; +INSERT INTO t1 VALUES (6,8,9); +INSERT INTO t1 VALUES (6,8,10); +SELECT 1 FROM t1 JOIN t1 AS t2 USING (a); +1 +1 +1 +1 +1 +drop table t1; diff --git a/mysql-test/r/partition_binlog_stmt.result b/mysql-test/r/partition_binlog_stmt.result index 9be23636ca6..5b9df742f70 100644 --- a/mysql-test/r/partition_binlog_stmt.result +++ b/mysql-test/r/partition_binlog_stmt.result @@ -8,6 +8,6 @@ name TINYBLOB NOT NULL, modified TIMESTAMP DEFAULT '0000-00-00 00:00:00', INDEX namelocs (name(255))) ENGINE = MyISAM PARTITION BY HASH(id) PARTITIONS 2; -LOAD DATA LOCAL INFILE 'init_file.txt' +LOAD DATA LOCAL INFILE 'MYSQLTEST_VARDIR/tmp/init_file.txt' INTO TABLE t1 (name); DROP TABLE t1; diff --git a/mysql-test/r/partition_datatype.result b/mysql-test/r/partition_datatype.result index 651d924d7e5..e0658f71612 100644 --- a/mysql-test/r/partition_datatype.result +++ b/mysql-test/r/partition_datatype.result @@ -351,13 +351,13 @@ ENGINE = MyISAM; CREATE TABLE t2 LIKE t1; ALTER TABLE t2 PARTITION BY RANGE (UNIX_TIMESTAMP(a)) (PARTITION `p0` VALUES LESS THAN (0), -PARTITION `p-2000` VALUES LESS THAN (UNIX_TIMESTAMP('2000-01-01')), -PARTITION `p-2011-MSK` VALUES LESS THAN (UNIX_TIMESTAMP('2011-03-26 23:00:00')), -PARTITION `p-2011-MSD-1` VALUES LESS THAN (UNIX_TIMESTAMP('2011-10-29 22:00:00')), -PARTITION `p-2011-MSD-2` VALUES LESS THAN (UNIX_TIMESTAMP('2011-10-29 23:00:00')), -PARTITION `p-2012-MSK-1` VALUES LESS THAN (UNIX_TIMESTAMP('2011-10-30 00:00:00')), -PARTITION `p-2012-MSK-2` VALUES LESS THAN (UNIX_TIMESTAMP('2012-03-24 23:00:00')), -PARTITION `pEnd` VALUES LESS THAN (UNIX_TIMESTAMP('2038-01-19 03:14:07')), +PARTITION `p-2000` VALUES LESS THAN (UNIX_TIMESTAMP(20000101)), +PARTITION `p-2011-MSK` VALUES LESS THAN (UNIX_TIMESTAMP(20110326230000)), +PARTITION `p-2011-MSD-1` VALUES LESS THAN (UNIX_TIMESTAMP(20111029220000)), +PARTITION `p-2011-MSD-2` VALUES LESS THAN (UNIX_TIMESTAMP(20111029230000)), +PARTITION `p-2012-MSK-1` VALUES LESS THAN (UNIX_TIMESTAMP(20111030000000)), +PARTITION `p-2012-MSK-2` VALUES LESS THAN (UNIX_TIMESTAMP(20120324230000)), +PARTITION `pEnd` VALUES LESS THAN (UNIX_TIMESTAMP(20380119031407)), PARTITION `pMax` VALUES LESS THAN MAXVALUE); # Test 'odd' values INSERT INTO t1 VALUES (NULL, 'UTC'); diff --git a/mysql-test/r/partition_error.result b/mysql-test/r/partition_error.result index 252a6b4386a..342c81013a7 100644 --- a/mysql-test/r/partition_error.result +++ b/mysql-test/r/partition_error.result @@ -51,14 +51,14 @@ PARTITION BY RANGE (DAYOFWEEK(a)) (PARTITION a1 VALUES LESS THAN (60)); INSERT INTO t1 VALUES ('test'),('a'),('5'); Warnings: -Warning 1264 Out of range value for column 'a' at row 1 -Warning 1264 Out of range value for column 'a' at row 2 -Warning 1264 Out of range value for column 'a' at row 3 +Warning 1265 Data truncated for column 'a' at row 1 +Warning 1265 Data truncated for column 'a' at row 2 +Warning 1265 Data truncated for column 'a' at row 3 SHOW WARNINGS; Level Code Message -Warning 1264 Out of range value for column 'a' at row 1 -Warning 1264 Out of range value for column 'a' at row 2 -Warning 1264 Out of range value for column 'a' at row 3 +Warning 1265 Data truncated for column 'a' at row 1 +Warning 1265 Data truncated for column 'a' at row 2 +Warning 1265 Data truncated for column 'a' at row 3 DROP TABLE t1; CREATE TABLE t1 (a TIME) PARTITION BY RANGE (DAYOFWEEK(a)) @@ -703,7 +703,7 @@ PARTITION p1 VALUES LESS THAN (MAXVALUE)); ERROR HY000: VALUES value for partition 'p0' must have type INT CREATE TABLE t1 (c TIMESTAMP) PARTITION BY RANGE (UNIX_TIMESTAMP(c)) -(PARTITION p0 VALUES LESS THAN (UNIX_TIMESTAMP('2000-01-01 00:00:00')), +(PARTITION p0 VALUES LESS THAN (UNIX_TIMESTAMP(20000101000000)), PARTITION p1 VALUES LESS THAN (MAXVALUE)); DROP TABLE t1; # Changed error from ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR diff --git a/mysql-test/r/partition_innodb_semi_consistent.result b/mysql-test/r/partition_innodb_semi_consistent.result index 1ff7ffba6db..11621a1ebd9 100644 --- a/mysql-test/r/partition_innodb_semi_consistent.result +++ b/mysql-test/r/partition_innodb_semi_consistent.result @@ -77,7 +77,17 @@ TRUNCATE t1; INSERT INTO t1 VALUES (1,'init'); CREATE PROCEDURE p1() BEGIN +# retry the UPDATE in case it times out the lock before con1 has time +# to COMMIT. +DECLARE do_retry INT DEFAULT 0; +DECLARE CONTINUE HANDLER FOR SQLEXCEPTION SET do_retry = 1; +retry_loop:LOOP UPDATE t1 SET b = CONCAT(b, '+con2') WHERE a = 1; +IF do_retry = 0 THEN +LEAVE retry_loop; +END IF; +SET do_retry = 0; +END LOOP; INSERT INTO t2 VALUES (); END| BEGIN; diff --git a/mysql-test/r/plugin.result b/mysql-test/r/plugin.result index 73f1779badc..7c89beb9725 100644 --- a/mysql-test/r/plugin.result +++ b/mysql-test/r/plugin.result @@ -61,7 +61,7 @@ select @@global.example_ulong_var; 500 set session sql_mode=@old_sql_mode; set session old=bla; -ERROR HY000: Variable 'old' is a read only variable +ERROR 42000: Variable 'old' can't be set to the value of 'bla' #legal values CREATE TABLE t1 ( a int complex='c,f,f,f' ) ENGINE=example ULL=10000 STR='dskj' one_or_two='one' YESNO=0; show create table t1; @@ -75,9 +75,9 @@ SET SQL_MODE='IGNORE_BAD_TABLE_OPTIONS'; #illegal value fixed CREATE TABLE t1 (a int) ENGINE=example ULL=10000000000000000000 one_or_two='ttt' YESNO=SSS; Warnings: -Warning 1723 Incorrect value '10000000000000000000' for option 'ULL' -Warning 1723 Incorrect value 'ttt' for option 'one_or_two' -Warning 1723 Incorrect value 'SSS' for option 'YESNO' +Warning 1912 Incorrect value '10000000000000000000' for option 'ULL' +Warning 1912 Incorrect value 'ttt' for option 'one_or_two' +Warning 1912 Incorrect value 'SSS' for option 'YESNO' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( diff --git a/mysql-test/r/plugin_innodb.result b/mysql-test/r/plugin_innodb.result new file mode 100644 index 00000000000..48510ad8745 --- /dev/null +++ b/mysql-test/r/plugin_innodb.result @@ -0,0 +1,11 @@ +install plugin example soname 'ha_example.so'; +create table t1(a int) engine=example; +drop table t1; +alter table mysql.plugin engine=innodb; +restart +create table t1(a int) engine=example; +select * from t1; +a +drop table t1; +alter table mysql.plugin engine=myisam; +uninstall plugin example; diff --git a/mysql-test/r/pool_of_threads.result b/mysql-test/r/pool_of_threads.result index 0577abaf4ae..74ea7ba12eb 100644 --- a/mysql-test/r/pool_of_threads.result +++ b/mysql-test/r/pool_of_threads.result @@ -1429,7 +1429,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 diff --git a/mysql-test/r/ps.result b/mysql-test/r/ps.result index fb6951f49fd..18d698447c4 100644 --- a/mysql-test/r/ps.result +++ b/mysql-test/r/ps.result @@ -3750,3 +3750,18 @@ FROM (SELECT 1 UNION SELECT 2) t; 2 # # End of 5.5 tests. +prepare stmt from "select date('2010-10-10') between '2010-09-09' and ?"; +set @a='2010-11-11'; +execute stmt using @a; +date('2010-10-10') between '2010-09-09' and ? +1 +execute stmt using @a; +date('2010-10-10') between '2010-09-09' and ? +1 +set @a='2010-08-08'; +execute stmt using @a; +date('2010-10-10') between '2010-09-09' and ? +0 +execute stmt using @a; +date('2010-10-10') between '2010-09-09' and ? +0 diff --git a/mysql-test/r/ps_11bugs.result b/mysql-test/r/ps_11bugs.result index 5c11163ab9e..f9f0525646d 100644 --- a/mysql-test/r/ps_11bugs.result +++ b/mysql-test/r/ps_11bugs.result @@ -120,9 +120,9 @@ create table t1 (a int primary key); insert into t1 values (1); explain select * from t1 where 3 in (select (1+1) union select 1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible HAVING -3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL Impossible HAVING +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used +3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL select * from t1 where 3 in (select (1+1) union select 1); a diff --git a/mysql-test/r/ps_1general.result b/mysql-test/r/ps_1general.result index d7945f0a888..1c823d01480 100644 --- a/mysql-test/r/ps_1general.result +++ b/mysql-test/r/ps_1general.result @@ -442,7 +442,7 @@ prepare stmt1 from ' KILL 0 '; prepare stmt1 from ' explain select a from t1 order by b '; execute stmt1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def id 8 3 1 N 32929 0 63 +def id 8 3 1 Y 32928 0 63 def select_type 253 19 6 N 1 31 8 def table 253 64 2 Y 0 31 8 def type 253 10 3 Y 0 31 8 @@ -458,7 +458,7 @@ SET @arg00=1 ; prepare stmt1 from ' explain select a from t1 where a > ? order by b '; execute stmt1 using @arg00; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def id 8 3 1 N 32929 0 63 +def id 8 3 1 Y 32928 0 63 def select_type 253 19 6 N 1 31 8 def table 253 64 2 Y 0 31 8 def type 253 10 5 Y 0 31 8 @@ -467,9 +467,9 @@ def key 253 64 7 Y 0 31 8 def key_len 253 4096 1 Y 0 31 8 def ref 253 2048 0 Y 0 31 8 def rows 8 10 1 Y 32928 0 63 -def Extra 253 255 48 N 1 31 8 +def Extra 253 255 27 N 1 31 8 id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using index condition; Using MRR; Using filesort +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 Using where; Using filesort drop table if exists t2; create table t2 (id smallint, name varchar(20)) ; prepare stmt1 from ' insert into t2 values(?, ?) ' ; diff --git a/mysql-test/r/ps_2myisam.result b/mysql-test/r/ps_2myisam.result index 490e00ebb45..2d280886b72 100644 --- a/mysql-test/r/ps_2myisam.result +++ b/mysql-test/r/ps_2myisam.result @@ -63,8 +63,8 @@ def test t9 t9 c11 c11 246 9 6 Y 32768 4 63 def test t9 t9 c12 c12 246 10 6 Y 32768 4 63 def test t9 t9 c13 c13 10 10 10 Y 128 0 63 def test t9 t9 c14 c14 12 19 19 Y 128 0 63 -def test t9 t9 c15 c15 7 19 19 N 9441 0 63 -def test t9 t9 c16 c16 11 8 8 Y 128 0 63 +def test t9 t9 c15 c15 7 19 19 N 9377 0 63 +def test t9 t9 c16 c16 11 10 8 Y 128 0 63 def test t9 t9 c17 c17 13 4 4 Y 32864 0 63 def test t9 t9 c18 c18 1 4 1 Y 32768 0 63 def test t9 t9 c19 c19 1 1 1 Y 32768 0 63 @@ -1152,7 +1152,7 @@ test_sequence prepare stmt1 from ' explain select * from t9 ' ; execute stmt1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def id 8 3 1 N 32929 0 63 +def id 8 3 1 Y 32928 0 63 def select_type 253 19 6 N 1 31 8 def table 253 64 2 Y 0 31 8 def type 253 10 3 Y 0 31 8 @@ -1509,8 +1509,8 @@ prepare stmt1 from 'insert into t1 values(?,?),(?,?)'; execute stmt1 using @arg00, @arg01, @arg02, @arg03 ; select a,b from t1 where a in (@arg00,@arg02) ; a b -82 8-2 81 8-1 +82 8-2 set @arg00=9 ; set @arg01='nine' ; prepare stmt1 from 'insert into t1 set a=?, b=? '; @@ -1793,8 +1793,8 @@ t5 CREATE TABLE `t5` ( `param08` longtext, `const09` datetime DEFAULT NULL, `param09` longtext, - `const10` int(10) NOT NULL DEFAULT '0', - `param10` bigint(20) DEFAULT NULL, + `const10` decimal(22,6) NOT NULL DEFAULT '0.000000', + `param10` decimal(65,30) DEFAULT NULL, `const11` int(4) DEFAULT NULL, `param11` bigint(20) DEFAULT NULL, `const12` binary(0) DEFAULT NULL, @@ -1823,8 +1823,8 @@ def test t5 t5 const08 const08 253 19 19 N 1 0 8 def test t5 t5 param08 param08 252 4294967295 19 Y 16 0 8 def test t5 t5 const09 const09 12 19 19 Y 128 0 63 def test t5 t5 param09 param09 252 4294967295 19 Y 16 0 8 -def test t5 t5 const10 const10 3 10 9 N 32769 0 63 -def test t5 t5 param10 param10 8 20 9 Y 32768 0 63 +def test t5 t5 const10 const10 246 24 16 N 32769 6 63 +def test t5 t5 param10 param10 246 67 40 Y 32768 30 63 def test t5 t5 const11 const11 3 4 4 Y 32768 0 63 def test t5 t5 param11 param11 8 20 4 Y 32768 0 63 def test t5 t5 const12 const12 254 0 0 Y 128 0 63 @@ -1850,8 +1850,8 @@ const08 1991-08-05 01:01:01 param08 1991-08-05 01:01:01 const09 1991-08-05 01:01:01 param09 1991-08-05 01:01:01 -const10 662680861 -param10 662680861 +const10 662680861.000000 +param10 662680861.000000000000000000000000000000 const11 1991 param11 1991 const12 NULL @@ -2762,46 +2762,212 @@ c12 -9999.9999 execute my_delete ; test_sequence -- insert into string columns -- +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 20, '20', '20', '20', '20', '20', '20', '20', '20', '20', '20', '20' ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '21' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 22, '22', '22', '22', '22', '22', '22', '22', '22', '22', '22', '22' )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '23'; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 23, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 30, CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary) ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '31' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 32, CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary) )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= CAST('33' as binary); +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 33, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 41 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 43; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 43, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 50, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 51.0 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 52, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 53.0; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 53, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 54, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, +5.4e+1, 5.4e+1, 5.4e+1 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.5e+1 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 55, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 56, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, + 5.6e+1, 5.6e+1, 5.6e+1 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.7e+1; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 57, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 60, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL ) ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 61, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 62, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 63, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 2 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 71, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 73, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 81, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 83, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; select c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 from t9 where c1 >= 20 order by c1 ; @@ -2960,70 +3126,208 @@ true delete from t9 ; test_sequence -- insert into date/time columns -- +set @arg00= '1991-01-01 01:01:01' ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 20, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', +'1991-01-01 01:01:01', '1991-01-01 01:01:01') ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 22, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', + '1991-01-01 01:01:01', '1991-01-01 01:01:01')" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 23, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 30, CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime)) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 32, CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime))" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 33, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= 2000000000 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 40, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 ) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 42, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 )" ; +execute stmt1 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 43, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 1.0e+10 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 50, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 ) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 52, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 53, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 60, NULL, NULL, '1991-01-01 01:01:01', +NULL, NULL) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 61, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 62, NULL, NULL, '1991-01-01 01:01:01', + NULL, NULL)" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 63, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 71, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 73, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8.0 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 81, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 83, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; select c1, c13, c14, c15, c16, c17 from t9 order by c1 ; c1 c13 c14 c15 c16 c17 20 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 @@ -3034,14 +3338,14 @@ c1 c13 c14 c15 c16 c17 31 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 32 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 33 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 -40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 +40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 60 NULL NULL 1991-01-01 01:01:01 NULL NULL 61 NULL NULL 1991-01-01 01:01:01 NULL NULL 62 NULL NULL 1991-01-01 01:01:01 NULL NULL @@ -3055,25 +3359,25 @@ test_sequence set @arg00= '1991-01-01 01:01:01' ; select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and -c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and +c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01' ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and - c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and + c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01'" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; found true set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; @@ -3081,12 +3385,11 @@ select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and -c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime) ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true @@ -3094,14 +3397,43 @@ prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and - c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime)" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; +found +true +set @arg00= '01:01:01' ; +select 'true' as found from t9 where c1= 20 and c16= '01:01:01' ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= '01:01:01'" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; +found +true +set @arg00= CAST('01:01:01' as time) ; +select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time) ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time)" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; found true set @arg00= 1991 ; diff --git a/mysql-test/r/ps_3innodb.result b/mysql-test/r/ps_3innodb.result index 93037746778..4b91ab8186a 100644 --- a/mysql-test/r/ps_3innodb.result +++ b/mysql-test/r/ps_3innodb.result @@ -63,8 +63,8 @@ def test t9 t9 c11 c11 246 9 6 Y 32768 4 63 def test t9 t9 c12 c12 246 10 6 Y 32768 4 63 def test t9 t9 c13 c13 10 10 10 Y 128 0 63 def test t9 t9 c14 c14 12 19 19 Y 128 0 63 -def test t9 t9 c15 c15 7 19 19 N 9441 0 63 -def test t9 t9 c16 c16 11 8 8 Y 128 0 63 +def test t9 t9 c15 c15 7 19 19 N 9377 0 63 +def test t9 t9 c16 c16 11 10 8 Y 128 0 63 def test t9 t9 c17 c17 13 4 4 Y 32864 0 63 def test t9 t9 c18 c18 1 4 1 Y 32768 0 63 def test t9 t9 c19 c19 1 1 1 Y 32768 0 63 @@ -1152,7 +1152,7 @@ test_sequence prepare stmt1 from ' explain select * from t9 ' ; execute stmt1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def id 8 3 1 N 32929 0 63 +def id 8 3 1 Y 32928 0 63 def select_type 253 19 6 N 1 31 8 def table 253 64 2 Y 0 31 8 def type 253 10 3 Y 0 31 8 @@ -1776,8 +1776,8 @@ t5 CREATE TABLE `t5` ( `param08` longtext, `const09` datetime DEFAULT NULL, `param09` longtext, - `const10` int(10) NOT NULL DEFAULT '0', - `param10` bigint(20) DEFAULT NULL, + `const10` decimal(22,6) NOT NULL DEFAULT '0.000000', + `param10` decimal(65,30) DEFAULT NULL, `const11` int(4) DEFAULT NULL, `param11` bigint(20) DEFAULT NULL, `const12` binary(0) DEFAULT NULL, @@ -1806,8 +1806,8 @@ def test t5 t5 const08 const08 253 19 19 N 1 0 8 def test t5 t5 param08 param08 252 4294967295 19 Y 16 0 8 def test t5 t5 const09 const09 12 19 19 Y 128 0 63 def test t5 t5 param09 param09 252 4294967295 19 Y 16 0 8 -def test t5 t5 const10 const10 3 10 9 N 32769 0 63 -def test t5 t5 param10 param10 8 20 9 Y 32768 0 63 +def test t5 t5 const10 const10 246 24 16 N 32769 6 63 +def test t5 t5 param10 param10 246 67 40 Y 32768 30 63 def test t5 t5 const11 const11 3 4 4 Y 32768 0 63 def test t5 t5 param11 param11 8 20 4 Y 32768 0 63 def test t5 t5 const12 const12 254 0 0 Y 128 0 63 @@ -1833,8 +1833,8 @@ const08 1991-08-05 01:01:01 param08 1991-08-05 01:01:01 const09 1991-08-05 01:01:01 param09 1991-08-05 01:01:01 -const10 662680861 -param10 662680861 +const10 662680861.000000 +param10 662680861.000000000000000000000000000000 const11 1991 param11 1991 const12 NULL @@ -2745,46 +2745,212 @@ c12 -9999.9999 execute my_delete ; test_sequence -- insert into string columns -- +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 20, '20', '20', '20', '20', '20', '20', '20', '20', '20', '20', '20' ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '21' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 22, '22', '22', '22', '22', '22', '22', '22', '22', '22', '22', '22' )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '23'; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 23, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 30, CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary) ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '31' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 32, CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary) )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= CAST('33' as binary); +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 33, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 41 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 43; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 43, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 50, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 51.0 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 52, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 53.0; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 53, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 54, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, +5.4e+1, 5.4e+1, 5.4e+1 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.5e+1 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 55, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 56, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, + 5.6e+1, 5.6e+1, 5.6e+1 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.7e+1; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 57, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 60, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL ) ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 61, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 62, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 63, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 2 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 71, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 73, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 81, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 83, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; select c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 from t9 where c1 >= 20 order by c1 ; @@ -2943,70 +3109,208 @@ true delete from t9 ; test_sequence -- insert into date/time columns -- +set @arg00= '1991-01-01 01:01:01' ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 20, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', +'1991-01-01 01:01:01', '1991-01-01 01:01:01') ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 22, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', + '1991-01-01 01:01:01', '1991-01-01 01:01:01')" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 23, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 30, CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime)) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 32, CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime))" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 33, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= 2000000000 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 40, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 ) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 42, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 )" ; +execute stmt1 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 43, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 1.0e+10 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 50, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 ) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 52, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 53, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 60, NULL, NULL, '1991-01-01 01:01:01', +NULL, NULL) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 61, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 62, NULL, NULL, '1991-01-01 01:01:01', + NULL, NULL)" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 63, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 71, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 73, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8.0 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 81, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 83, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; select c1, c13, c14, c15, c16, c17 from t9 order by c1 ; c1 c13 c14 c15 c16 c17 20 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 @@ -3017,14 +3321,14 @@ c1 c13 c14 c15 c16 c17 31 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 32 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 33 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 -40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 +40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 60 NULL NULL 1991-01-01 01:01:01 NULL NULL 61 NULL NULL 1991-01-01 01:01:01 NULL NULL 62 NULL NULL 1991-01-01 01:01:01 NULL NULL @@ -3038,25 +3342,25 @@ test_sequence set @arg00= '1991-01-01 01:01:01' ; select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and -c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and +c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01' ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and - c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and + c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01'" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; found true set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; @@ -3064,12 +3368,11 @@ select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and -c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime) ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true @@ -3077,14 +3380,43 @@ prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and - c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime)" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; +found +true +set @arg00= '01:01:01' ; +select 'true' as found from t9 where c1= 20 and c16= '01:01:01' ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= '01:01:01'" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; +found +true +set @arg00= CAST('01:01:01' as time) ; +select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time) ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time)" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; found true set @arg00= 1991 ; diff --git a/mysql-test/r/ps_4heap.result b/mysql-test/r/ps_4heap.result index 0ddf5ff4f44..92d5ed1aadb 100644 --- a/mysql-test/r/ps_4heap.result +++ b/mysql-test/r/ps_4heap.result @@ -64,8 +64,8 @@ def test t9 t9 c11 c11 246 9 6 Y 32768 4 63 def test t9 t9 c12 c12 246 10 6 Y 32768 4 63 def test t9 t9 c13 c13 10 10 10 Y 128 0 63 def test t9 t9 c14 c14 12 19 19 Y 128 0 63 -def test t9 t9 c15 c15 7 19 19 N 9441 0 63 -def test t9 t9 c16 c16 11 8 8 Y 128 0 63 +def test t9 t9 c15 c15 7 19 19 N 9377 0 63 +def test t9 t9 c16 c16 11 10 8 Y 128 0 63 def test t9 t9 c17 c17 13 4 4 Y 32864 0 63 def test t9 t9 c18 c18 1 4 1 Y 32768 0 63 def test t9 t9 c19 c19 1 1 1 Y 32768 0 63 @@ -1153,7 +1153,7 @@ test_sequence prepare stmt1 from ' explain select * from t9 ' ; execute stmt1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def id 8 3 1 N 32929 0 63 +def id 8 3 1 Y 32928 0 63 def select_type 253 19 6 N 1 31 8 def table 253 64 2 Y 0 31 8 def type 253 10 3 Y 0 31 8 @@ -1777,8 +1777,8 @@ t5 CREATE TABLE `t5` ( `param08` longtext, `const09` datetime DEFAULT NULL, `param09` longtext, - `const10` int(10) NOT NULL DEFAULT '0', - `param10` bigint(20) DEFAULT NULL, + `const10` decimal(22,6) NOT NULL DEFAULT '0.000000', + `param10` decimal(65,30) DEFAULT NULL, `const11` int(4) DEFAULT NULL, `param11` bigint(20) DEFAULT NULL, `const12` binary(0) DEFAULT NULL, @@ -1807,8 +1807,8 @@ def test t5 t5 const08 const08 253 19 19 N 1 0 8 def test t5 t5 param08 param08 252 4294967295 19 Y 16 0 8 def test t5 t5 const09 const09 12 19 19 Y 128 0 63 def test t5 t5 param09 param09 252 4294967295 19 Y 16 0 8 -def test t5 t5 const10 const10 3 10 9 N 32769 0 63 -def test t5 t5 param10 param10 8 20 9 Y 32768 0 63 +def test t5 t5 const10 const10 246 24 16 N 32769 6 63 +def test t5 t5 param10 param10 246 67 40 Y 32768 30 63 def test t5 t5 const11 const11 3 4 4 Y 32768 0 63 def test t5 t5 param11 param11 8 20 4 Y 32768 0 63 def test t5 t5 const12 const12 254 0 0 Y 128 0 63 @@ -1834,8 +1834,8 @@ const08 1991-08-05 01:01:01 param08 1991-08-05 01:01:01 const09 1991-08-05 01:01:01 param09 1991-08-05 01:01:01 -const10 662680861 -param10 662680861 +const10 662680861.000000 +param10 662680861.000000000000000000000000000000 const11 1991 param11 1991 const12 NULL @@ -2746,46 +2746,212 @@ c12 -9999.9999 execute my_delete ; test_sequence -- insert into string columns -- +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 20, '20', '20', '20', '20', '20', '20', '20', '20', '20', '20', '20' ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '21' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 22, '22', '22', '22', '22', '22', '22', '22', '22', '22', '22', '22' )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '23'; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 23, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 30, CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary) ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '31' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 32, CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary) )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= CAST('33' as binary); +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 33, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 41 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 43; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 43, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 50, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 51.0 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 52, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 53.0; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 53, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 54, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, +5.4e+1, 5.4e+1, 5.4e+1 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.5e+1 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 55, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 56, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, + 5.6e+1, 5.6e+1, 5.6e+1 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.7e+1; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 57, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 60, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL ) ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 61, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 62, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 63, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 2 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 71, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 73, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 81, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 83, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; select c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 from t9 where c1 >= 20 order by c1 ; @@ -2944,70 +3110,208 @@ true delete from t9 ; test_sequence -- insert into date/time columns -- +set @arg00= '1991-01-01 01:01:01' ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 20, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', +'1991-01-01 01:01:01', '1991-01-01 01:01:01') ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 22, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', + '1991-01-01 01:01:01', '1991-01-01 01:01:01')" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 23, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 30, CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime)) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 32, CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime))" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 33, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= 2000000000 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 40, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 ) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 42, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 )" ; +execute stmt1 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 43, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 1.0e+10 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 50, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 ) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 52, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 53, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 60, NULL, NULL, '1991-01-01 01:01:01', +NULL, NULL) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 61, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 62, NULL, NULL, '1991-01-01 01:01:01', + NULL, NULL)" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 63, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 71, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 73, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8.0 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 81, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 83, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; select c1, c13, c14, c15, c16, c17 from t9 order by c1 ; c1 c13 c14 c15 c16 c17 20 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 @@ -3018,14 +3322,14 @@ c1 c13 c14 c15 c16 c17 31 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 32 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 33 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 -40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 +40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 60 NULL NULL 1991-01-01 01:01:01 NULL NULL 61 NULL NULL 1991-01-01 01:01:01 NULL NULL 62 NULL NULL 1991-01-01 01:01:01 NULL NULL @@ -3039,25 +3343,25 @@ test_sequence set @arg00= '1991-01-01 01:01:01' ; select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and -c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and +c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01' ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and - c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and + c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01'" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; found true set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; @@ -3065,12 +3369,11 @@ select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and -c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime) ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true @@ -3078,14 +3381,43 @@ prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and - c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime)" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; +found +true +set @arg00= '01:01:01' ; +select 'true' as found from t9 where c1= 20 and c16= '01:01:01' ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= '01:01:01'" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; +found +true +set @arg00= CAST('01:01:01' as time) ; +select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time) ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time)" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; found true set @arg00= 1991 ; diff --git a/mysql-test/r/ps_5merge.result b/mysql-test/r/ps_5merge.result index ec5a69aa63a..4a4c46a1907 100644 --- a/mysql-test/r/ps_5merge.result +++ b/mysql-test/r/ps_5merge.result @@ -106,8 +106,8 @@ def test t9 t9 c11 c11 246 9 6 Y 32768 4 63 def test t9 t9 c12 c12 246 10 6 Y 32768 4 63 def test t9 t9 c13 c13 10 10 10 Y 128 0 63 def test t9 t9 c14 c14 12 19 19 Y 128 0 63 -def test t9 t9 c15 c15 7 19 19 N 9441 0 63 -def test t9 t9 c16 c16 11 8 8 Y 128 0 63 +def test t9 t9 c15 c15 7 19 19 N 9377 0 63 +def test t9 t9 c16 c16 11 10 8 Y 128 0 63 def test t9 t9 c17 c17 13 4 4 Y 32864 0 63 def test t9 t9 c18 c18 1 4 1 Y 32768 0 63 def test t9 t9 c19 c19 1 1 1 Y 32768 0 63 @@ -1195,7 +1195,7 @@ test_sequence prepare stmt1 from ' explain select * from t9 ' ; execute stmt1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def id 8 3 1 N 32929 0 63 +def id 8 3 1 Y 32928 0 63 def select_type 253 19 6 N 1 31 8 def table 253 64 2 Y 0 31 8 def type 253 10 3 Y 0 31 8 @@ -1713,8 +1713,8 @@ t5 CREATE TABLE `t5` ( `param08` longtext, `const09` datetime DEFAULT NULL, `param09` longtext, - `const10` int(10) NOT NULL DEFAULT '0', - `param10` bigint(20) DEFAULT NULL, + `const10` decimal(22,6) NOT NULL DEFAULT '0.000000', + `param10` decimal(65,30) DEFAULT NULL, `const11` int(4) DEFAULT NULL, `param11` bigint(20) DEFAULT NULL, `const12` binary(0) DEFAULT NULL, @@ -1743,8 +1743,8 @@ def test t5 t5 const08 const08 253 19 19 N 1 0 8 def test t5 t5 param08 param08 252 4294967295 19 Y 16 0 8 def test t5 t5 const09 const09 12 19 19 Y 128 0 63 def test t5 t5 param09 param09 252 4294967295 19 Y 16 0 8 -def test t5 t5 const10 const10 3 10 9 N 32769 0 63 -def test t5 t5 param10 param10 8 20 9 Y 32768 0 63 +def test t5 t5 const10 const10 246 24 16 N 32769 6 63 +def test t5 t5 param10 param10 246 67 40 Y 32768 30 63 def test t5 t5 const11 const11 3 4 4 Y 32768 0 63 def test t5 t5 param11 param11 8 20 4 Y 32768 0 63 def test t5 t5 const12 const12 254 0 0 Y 128 0 63 @@ -1770,8 +1770,8 @@ const08 1991-08-05 01:01:01 param08 1991-08-05 01:01:01 const09 1991-08-05 01:01:01 param09 1991-08-05 01:01:01 -const10 662680861 -param10 662680861 +const10 662680861.000000 +param10 662680861.000000000000000000000000000000 const11 1991 param11 1991 const12 NULL @@ -2682,46 +2682,212 @@ c12 -9999.9999 execute my_delete ; test_sequence -- insert into string columns -- +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 20, '20', '20', '20', '20', '20', '20', '20', '20', '20', '20', '20' ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '21' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 22, '22', '22', '22', '22', '22', '22', '22', '22', '22', '22', '22' )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '23'; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 23, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 30, CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary) ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '31' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 32, CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary) )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= CAST('33' as binary); +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 33, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 41 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 43; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 43, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 50, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 51.0 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 52, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 53.0; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 53, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 54, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, +5.4e+1, 5.4e+1, 5.4e+1 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.5e+1 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 55, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 56, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, + 5.6e+1, 5.6e+1, 5.6e+1 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.7e+1; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 57, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 60, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL ) ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 61, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 62, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 63, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 2 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 71, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 73, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 81, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 83, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; select c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 from t9 where c1 >= 20 order by c1 ; @@ -2880,70 +3046,208 @@ true delete from t9 ; test_sequence -- insert into date/time columns -- +set @arg00= '1991-01-01 01:01:01' ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 20, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', +'1991-01-01 01:01:01', '1991-01-01 01:01:01') ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 22, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', + '1991-01-01 01:01:01', '1991-01-01 01:01:01')" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 23, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 30, CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime)) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 32, CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime))" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 33, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= 2000000000 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 40, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 ) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 42, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 )" ; +execute stmt1 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 43, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 1.0e+10 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 50, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 ) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 52, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 53, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 60, NULL, NULL, '1991-01-01 01:01:01', +NULL, NULL) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 61, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 62, NULL, NULL, '1991-01-01 01:01:01', + NULL, NULL)" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 63, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 71, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 73, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8.0 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 81, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 83, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; select c1, c13, c14, c15, c16, c17 from t9 order by c1 ; c1 c13 c14 c15 c16 c17 20 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 @@ -2954,14 +3258,14 @@ c1 c13 c14 c15 c16 c17 31 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 32 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 33 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 -40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 +40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 60 NULL NULL 1991-01-01 01:01:01 NULL NULL 61 NULL NULL 1991-01-01 01:01:01 NULL NULL 62 NULL NULL 1991-01-01 01:01:01 NULL NULL @@ -2975,25 +3279,25 @@ test_sequence set @arg00= '1991-01-01 01:01:01' ; select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and -c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and +c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01' ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and - c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and + c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01'" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; found true set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; @@ -3001,12 +3305,11 @@ select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and -c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime) ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true @@ -3014,14 +3317,43 @@ prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and - c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime)" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; +found +true +set @arg00= '01:01:01' ; +select 'true' as found from t9 where c1= 20 and c16= '01:01:01' ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= '01:01:01'" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; +found +true +set @arg00= CAST('01:01:01' as time) ; +select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time) ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time)" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; found true set @arg00= 1991 ; @@ -3128,8 +3460,8 @@ def test t9 t9 c11 c11 246 9 6 Y 32768 4 63 def test t9 t9 c12 c12 246 10 6 Y 32768 4 63 def test t9 t9 c13 c13 10 10 10 Y 128 0 63 def test t9 t9 c14 c14 12 19 19 Y 128 0 63 -def test t9 t9 c15 c15 7 19 19 N 9441 0 63 -def test t9 t9 c16 c16 11 8 8 Y 128 0 63 +def test t9 t9 c15 c15 7 19 19 N 9377 0 63 +def test t9 t9 c16 c16 11 10 8 Y 128 0 63 def test t9 t9 c17 c17 13 4 4 Y 32864 0 63 def test t9 t9 c18 c18 1 4 1 Y 32768 0 63 def test t9 t9 c19 c19 1 1 1 Y 32768 0 63 @@ -4217,7 +4549,7 @@ test_sequence prepare stmt1 from ' explain select * from t9 ' ; execute stmt1; Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr -def id 8 3 1 N 32929 0 63 +def id 8 3 1 Y 32928 0 63 def select_type 253 19 6 N 1 31 8 def table 253 64 2 Y 0 31 8 def type 253 10 3 Y 0 31 8 @@ -4735,8 +5067,8 @@ t5 CREATE TABLE `t5` ( `param08` longtext, `const09` datetime DEFAULT NULL, `param09` longtext, - `const10` int(10) NOT NULL DEFAULT '0', - `param10` bigint(20) DEFAULT NULL, + `const10` decimal(22,6) NOT NULL DEFAULT '0.000000', + `param10` decimal(65,30) DEFAULT NULL, `const11` int(4) DEFAULT NULL, `param11` bigint(20) DEFAULT NULL, `const12` binary(0) DEFAULT NULL, @@ -4765,8 +5097,8 @@ def test t5 t5 const08 const08 253 19 19 N 1 0 8 def test t5 t5 param08 param08 252 4294967295 19 Y 16 0 8 def test t5 t5 const09 const09 12 19 19 Y 128 0 63 def test t5 t5 param09 param09 252 4294967295 19 Y 16 0 8 -def test t5 t5 const10 const10 3 10 9 N 32769 0 63 -def test t5 t5 param10 param10 8 20 9 Y 32768 0 63 +def test t5 t5 const10 const10 246 24 16 N 32769 6 63 +def test t5 t5 param10 param10 246 67 40 Y 32768 30 63 def test t5 t5 const11 const11 3 4 4 Y 32768 0 63 def test t5 t5 param11 param11 8 20 4 Y 32768 0 63 def test t5 t5 const12 const12 254 0 0 Y 128 0 63 @@ -4792,8 +5124,8 @@ const08 1991-08-05 01:01:01 param08 1991-08-05 01:01:01 const09 1991-08-05 01:01:01 param09 1991-08-05 01:01:01 -const10 662680861 -param10 662680861 +const10 662680861.000000 +param10 662680861.000000000000000000000000000000 const11 1991 param11 1991 const12 NULL @@ -5704,46 +6036,212 @@ c12 -9999.9999 execute my_delete ; test_sequence -- insert into string columns -- +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 20, '20', '20', '20', '20', '20', '20', '20', '20', '20', '20', '20' ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '21' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 22, '22', '22', '22', '22', '22', '22', '22', '22', '22', '22', '22' )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '23'; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 23, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 30, CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary), CAST('30' as binary), +CAST('30' as binary), CAST('30' as binary) ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= '31' ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 32, CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary), CAST('32' as binary), + CAST('32' as binary), CAST('32' as binary) )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= CAST('33' as binary); +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 33, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 41 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 43; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 43, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 50, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0, 50.0 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 51.0 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 52, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0, 52.0 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 53.0; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 53, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 54, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, 5.4e+1, +5.4e+1, 5.4e+1, 5.4e+1 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.5e+1 ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 55, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 56, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, 5.6e+1, + 5.6e+1, 5.6e+1, 5.6e+1 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 5.7e+1; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 57, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c20' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 60, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL ) ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 61, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt1 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 62, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL )" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 63, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 2 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 71, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 73, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values +( 81, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00 ) ; +prepare stmt2 from "insert into t9 + ( c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 ) +values + ( 83, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, @arg00, +@arg00, @arg00, @arg00, @arg00 ; select c1, c20, c21, c22, c23, c24, c25, c26, c27, c28, c29, c30 from t9 where c1 >= 20 order by c1 ; @@ -5902,70 +6400,208 @@ true delete from t9 ; test_sequence -- insert into date/time columns -- +set @arg00= '1991-01-01 01:01:01' ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 20, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', +'1991-01-01 01:01:01', '1991-01-01 01:01:01') ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 21, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 22, '1991-01-01 01:01:01', '1991-01-01 01:01:01', '1991-01-01 01:01:01', + '1991-01-01 01:01:01', '1991-01-01 01:01:01')" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 23, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 30, CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime), +CAST('1991-01-01 01:01:01' as datetime)) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 31, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 32, CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime), + CAST('1991-01-01 01:01:01' as datetime))" ; +execute stmt1 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 33, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Note 1265 Data truncated for column 'c13' at row 1 +Note 1265 Data truncated for column 'c16' at row 1 Warning 1265 Data truncated for column 'c17' at row 1 +set @arg00= 2000000000 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 40, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 ) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 41, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 42, 2000000000, 2000000000, 2000000000, 2000000000, 2000000000 )" ; +execute stmt1 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 43, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: -Warning 1264 Out of range value for column 'c13' at row 1 -Warning 1264 Out of range value for column 'c14' at row 1 +Warning 1265 Data truncated for column 'c13' at row 1 +Warning 1265 Data truncated for column 'c14' at row 1 Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 1.0e+10 ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 50, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 ) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 51, @arg00, @arg00, @arg00, @arg00, @arg00) ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 52, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10, 1.0e+10 )" ; +execute stmt1 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 53, ?, ?, ?, ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00, @arg00 ; Warnings: Warning 1265 Data truncated for column 'c15' at row 1 -Warning 1264 Out of range value for column 'c16' at row 1 +Warning 1265 Data truncated for column 'c16' at row 1 Warning 1264 Out of range value for column 'c17' at row 1 +set @arg00= 'abc' ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 60, NULL, NULL, '1991-01-01 01:01:01', +NULL, NULL) ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 61, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt1 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 62, NULL, NULL, '1991-01-01 01:01:01', + NULL, NULL)" ; +execute stmt1 ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 63, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 71, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 73, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; +set @arg00= 8.0 ; +set @arg00= NULL ; +insert into t9 +( c1, c13, c14, c15, c16, c17 ) +values +( 81, @arg00, @arg00, '1991-01-01 01:01:01', @arg00, @arg00) ; +prepare stmt2 from "insert into t9 + ( c1, c13, c14, c15, c16, c17 ) +values + ( 83, ?, ?, '1991-01-01 01:01:01', ?, ? )" ; +execute stmt2 using @arg00, @arg00, @arg00, @arg00 ; select c1, c13, c14, c15, c16, c17 from t9 order by c1 ; c1 c13 c14 c15 c16 c17 20 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 @@ -5976,14 +6612,14 @@ c1 c13 c14 c15 c16 c17 31 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 32 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 33 1991-01-01 1991-01-01 01:01:01 1991-01-01 01:01:01 01:01:01 1991 -40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 -53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 838:59:59 0000 +40 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +41 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +42 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +43 0000-00-00 0000-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +50 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +51 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +52 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 +53 2001-00-00 2001-00-00 00:00:00 0000-00-00 00:00:00 00:00:00 0000 60 NULL NULL 1991-01-01 01:01:01 NULL NULL 61 NULL NULL 1991-01-01 01:01:01 NULL NULL 62 NULL NULL 1991-01-01 01:01:01 NULL NULL @@ -5997,25 +6633,25 @@ test_sequence set @arg00= '1991-01-01 01:01:01' ; select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and -c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and +c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01' ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 01:01:01' AS DATE) and c14= '1991-01-01 01:01:01' and - c15= '1991-01-01 01:01:01' and c16= '1991-01-01 01:01:01' and + c15= '1991-01-01 01:01:01' and c17= '1991-01-01 01:01:01'" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; found true set @arg00= CAST('1991-01-01 01:01:01' as datetime) ; @@ -6023,12 +6659,11 @@ select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and -c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime) ; found true select 'true' as found from t9 -where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c16= @arg00 +where c1= 20 and c13= CAST(@arg00 AS DATE) and c14= @arg00 and c15= @arg00 and c17= @arg00 ; found true @@ -6036,14 +6671,43 @@ prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c13= CAST('1991-01-01 00:00:00' as datetime) and c14= CAST('1991-01-01 01:01:01' as datetime) and c15= CAST('1991-01-01 01:01:01' as datetime) and - c16= CAST('1991-01-01 01:01:01' as datetime) and c17= CAST('1991-01-01 01:01:01' as datetime)" ; execute stmt1 ; found true prepare stmt1 from "select 'true' as found from t9 -where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c16= ? and c17= ?" ; -execute stmt1 using @arg00, @arg00, @arg00, @arg00, @arg00 ; +where c1= 20 and c13= CAST(? AS DATE) and c14= ? and c15= ? and c17= ?" ; +execute stmt1 using @arg00, @arg00, @arg00, @arg00 ; +found +true +set @arg00= '01:01:01' ; +select 'true' as found from t9 where c1= 20 and c16= '01:01:01' ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= '01:01:01'" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; +found +true +set @arg00= CAST('01:01:01' as time) ; +select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time) ; +found +true +select 'true' as found from t9 where c1= 20 and c16= @arg00 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= CAST('01:01:01' as time)" ; +execute stmt1 ; +found +true +prepare stmt1 from "select 'true' as found from t9 where c1= 20 and c16= ?" ; +execute stmt1 using @arg00 ; found true set @arg00= 1991 ; diff --git a/mysql-test/r/ps_ddl.result b/mysql-test/r/ps_ddl.result index 78dd93bf2aa..726579d1595 100644 --- a/mysql-test/r/ps_ddl.result +++ b/mysql-test/r/ps_ddl.result @@ -787,7 +787,7 @@ SUCCESS drop view t1; execute stmt; -table_name +ERROR 42S02: Table 'test.t1' doesn't exist call p_verify_reprepare_count(0); SUCCESS @@ -1568,12 +1568,12 @@ create view v_27690_1 as select A.a, A.b from t_27690_1 A, t_27690_1 B; execute stmt; a b a b 1 1 1 1 -2 2 1 1 -1 1 1 1 -2 2 1 1 1 1 2 2 +2 2 1 1 2 2 2 2 +1 1 1 1 1 1 2 2 +2 2 1 1 2 2 2 2 call p_verify_reprepare_count(1); SUCCESS @@ -1581,12 +1581,12 @@ SUCCESS execute stmt; a b a b 1 1 1 1 -2 2 1 1 -1 1 1 1 -2 2 1 1 1 1 2 2 +2 2 1 1 2 2 2 2 +1 1 1 1 1 1 2 2 +2 2 1 1 2 2 2 2 call p_verify_reprepare_count(0); SUCCESS diff --git a/mysql-test/r/query_cache.result b/mysql-test/r/query_cache.result index df167cf3bdb..3b5b7731cf3 100644 --- a/mysql-test/r/query_cache.result +++ b/mysql-test/r/query_cache.result @@ -954,20 +954,17 @@ SELECT COUNT(*) FROM t1 WHERE date BETWEEN '20050326' AND '20050327 invalid'; COUNT(*) 0 Warnings: -Warning 1292 Incorrect datetime value: '20050327 invalid' for column 'date' at row 1 -Warning 1292 Incorrect datetime value: '20050327 invalid' for column 'date' at row 1 +Warning 1292 Incorrect datetime value: '20050327 invalid' SELECT COUNT(*) FROM t1 WHERE date BETWEEN '20050326' AND '20050328 invalid'; COUNT(*) 0 Warnings: -Warning 1292 Incorrect datetime value: '20050328 invalid' for column 'date' at row 1 -Warning 1292 Incorrect datetime value: '20050328 invalid' for column 'date' at row 1 +Warning 1292 Incorrect datetime value: '20050328 invalid' SELECT COUNT(*) FROM t1 WHERE date BETWEEN '20050326' AND '20050327 invalid'; COUNT(*) 0 Warnings: -Warning 1292 Incorrect datetime value: '20050327 invalid' for column 'date' at row 1 -Warning 1292 Incorrect datetime value: '20050327 invalid' for column 'date' at row 1 +Warning 1292 Incorrect datetime value: '20050327 invalid' show status like "Qcache_queries_in_cache"; Variable_name Value Qcache_queries_in_cache 0 @@ -1587,6 +1584,7 @@ set GLOBAL query_cache_type=default; set GLOBAL query_cache_limit=default; set GLOBAL query_cache_min_res_unit=default; set GLOBAL query_cache_size=default; +set local query_cache_type=default; FLUSH STATUS; SET GLOBAL query_cache_size=10*1024*1024; SET @save_concurrent_insert= @@concurrent_insert; @@ -1833,3 +1831,33 @@ id RESET QUERY CACHE; COMMIT; DROP TABLE t1; +New query cache switching OFF mechanism test +set global query_cache_size=1024*1024*20; +set global query_cache_type=on; +select @@query_cache_size, @@global.query_cache_type, @@local.query_cache_type; +@@query_cache_size @@global.query_cache_type @@local.query_cache_type +20971520 ON ON +set global query_cache_size=0; +select @@query_cache_size, @@global.query_cache_type, @@local.query_cache_type; +@@query_cache_size @@global.query_cache_type @@local.query_cache_type +0 ON ON +set global query_cache_size=1024*1024*20; +select @@query_cache_size, @@global.query_cache_type, @@local.query_cache_type; +@@query_cache_size @@global.query_cache_type @@local.query_cache_type +20971520 ON ON +set global query_cache_type=off; +select @@query_cache_size, @@global.query_cache_type, @@local.query_cache_type; +@@query_cache_size @@global.query_cache_type @@local.query_cache_type +20971520 OFF OFF +set global query_cache_type=on; +select @@query_cache_size, @@global.query_cache_type, @@local.query_cache_type; +@@query_cache_size @@global.query_cache_type @@local.query_cache_type +20971520 ON OFF +set local query_cache_type= on; +select @@query_cache_size, @@global.query_cache_type, @@local.query_cache_type; +@@query_cache_size @@global.query_cache_type @@local.query_cache_type +20971520 ON ON +restore defaults +SET GLOBAL query_cache_type= default; +SET GLOBAL query_cache_size= default; +SET LOCAL query_cache_type= default; diff --git a/mysql-test/r/query_cache_debug.result b/mysql-test/r/query_cache_debug.result index ec78fe65802..50a3a02fe4d 100644 --- a/mysql-test/r/query_cache_debug.result +++ b/mysql-test/r/query_cache_debug.result @@ -153,9 +153,7 @@ SET DEBUG_SYNC="now WAIT_FOR parked1_2"; ** until a broadcast signal reaches them causing both threads to ** come alive and check the condition. SET DEBUG_SYNC="now SIGNAL go2"; -** Wait for thd2 to receive the signal SET DEBUG_SYNC="now SIGNAL go3"; -** Wait for thd3 to receive the signal ** ** Finally signal the DELETE statement on THD1 one last time. ** The stmt will complete the query cache invalidation and return diff --git a/mysql-test/r/query_cache_disabled.result b/mysql-test/r/query_cache_disabled.result deleted file mode 100644 index f2f58580ca2..00000000000 --- a/mysql-test/r/query_cache_disabled.result +++ /dev/null @@ -1,14 +0,0 @@ -SHOW GLOBAL VARIABLES LIKE 'query_cache_type'; -Variable_name Value -query_cache_type OFF -SET GLOBAL query_cache_type=ON; -ERROR HY000: Query cache is disabled; restart the server with query_cache_type=1 to enable it -SET GLOBAL query_cache_type=DEMAND; -ERROR HY000: Query cache is disabled; restart the server with query_cache_type=1 to enable it -SET GLOBAL query_cache_type=OFF; -ERROR HY000: Query cache is disabled; restart the server with query_cache_type=1 to enable it -SET GLOBAL query_cache_size=1024*1024; -SHOW GLOBAL VARIABLES LIKE 'query_cache_size'; -Variable_name Value -query_cache_size 1048576 -SET GLOBAL query_cache_size=0; diff --git a/mysql-test/r/range.result b/mysql-test/r/range.result index e63d2e5e89f..62f73a712c8 100644 --- a/mysql-test/r/range.result +++ b/mysql-test/r/range.result @@ -1,4 +1,4 @@ -drop table if exists t1, t2, t3; +drop table if exists t1, t2, t3, t10, t100; CREATE TABLE t1 ( event_date date DEFAULT '0000-00-00' NOT NULL, type int(11) DEFAULT '0' NOT NULL, @@ -221,27 +221,27 @@ update t1 set y=x; explain select * from t1, t1 t2 where t1.y = 8 and t2.x between 7 and t1.y+0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref y y 5 const 1 -1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Using MRR; Using join buffer +1 SIMPLE t2 range x x 5 NULL 2 Using where; Using join buffer (flat, BNL join) explain select * from t1, t1 t2 where t1.y = 8 and t2.x >= 7 and t2.x <= t1.y+0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref y y 5 const 1 -1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Using MRR; Using join buffer +1 SIMPLE t2 range x x 5 NULL 2 Using where; Using join buffer (flat, BNL join) explain select * from t1, t1 t2 where t1.y = 2 and t2.x between t1.y-1 and t1.y+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref y y 5 const 1 -1 SIMPLE t2 range x x 5 NULL 3 Using index condition; Using MRR; Using join buffer +1 SIMPLE t2 range x x 5 NULL 3 Using where; Using join buffer (flat, BNL join) explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= t1.y-1 and t2.x <= t1.y+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref y y 5 const 1 -1 SIMPLE t2 range x x 5 NULL 3 Using index condition; Using MRR; Using join buffer +1 SIMPLE t2 range x x 5 NULL 3 Using where; Using join buffer (flat, BNL join) explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 0 and t1.y; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref y y 5 const 1 -1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Using MRR; Using join buffer +1 SIMPLE t2 range x x 5 NULL 2 Using where; Using join buffer (flat, BNL join) explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 0 and t2.x <= t1.y; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref y y 5 const 1 -1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Using MRR; Using join buffer +1 SIMPLE t2 range x x 5 NULL 2 Using where; Using join buffer (flat, BNL join) explain select count(*) from t1 where x in (1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref x x 5 const 1 Using index @@ -256,12 +256,12 @@ INSERT INTO t2 VALUES (0),(0),(1),(1),(2),(2); explain select * from t1, t2 where (t1.key1 <t2.keya + 1) and t2.keya=3; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref j1 j1 4 const 1 Using index -1 SIMPLE t1 index i1 i1 4 NULL 7 Using where; Using index; Using join buffer +1 SIMPLE t1 index i1 i1 4 NULL 7 Using where; Using index; Using join buffer (flat, BNL join) explain select * from t1 force index(i1), t2 force index(j1) where (t1.key1 <t2.keya + 1) and t2.keya=3; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref j1 j1 4 const 1 Using index -1 SIMPLE t1 index i1 i1 4 NULL 7 Using where; Using index; Using join buffer +1 SIMPLE t1 index i1 i1 4 NULL 7 Using where; Using index; Using join buffer (flat, BNL join) DROP TABLE t1,t2; CREATE TABLE t1 ( a int(11) default NULL, @@ -276,7 +276,7 @@ INSERT INTO t1 VALUES (33,5),(33,5),(33,5),(33,5),(34,5),(35,5); EXPLAIN SELECT * FROM t1 WHERE a IN(1,2) AND b=5; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a,b a 5 NULL 2 Using index condition; Using where; Using MRR +1 SIMPLE t1 range a,b a 5 NULL 2 Using where SELECT * FROM t1 WHERE a IN(1,2) AND b=5; a b DROP TABLE t1; @@ -421,19 +421,19 @@ test.t1 analyze status OK test.t2 analyze status Table is already up to date explain select * from t1, t2 where t1.uid=t2.uid AND t1.uid > 0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range uid_index uid_index 4 NULL 112 Using index condition; Using MRR +1 SIMPLE t1 range uid_index uid_index 4 NULL 112 Using where 1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 explain select * from t1, t2 where t1.uid=t2.uid AND t2.uid > 0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range uid_index uid_index 4 NULL 112 Using index condition; Using MRR +1 SIMPLE t1 range uid_index uid_index 4 NULL 112 Using where 1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 explain select * from t1, t2 where t1.uid=t2.uid AND t1.uid != 0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range uid_index uid_index 4 NULL 113 Using index condition; Using MRR +1 SIMPLE t1 range uid_index uid_index 4 NULL 113 Using where 1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 explain select * from t1, t2 where t1.uid=t2.uid AND t2.uid != 0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range uid_index uid_index 4 NULL 113 Using index condition; Using MRR +1 SIMPLE t1 range uid_index uid_index 4 NULL 113 Using where 1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 select * from t1, t2 where t1.uid=t2.uid AND t1.uid > 0; id name uid id name uid @@ -615,13 +615,13 @@ INSERT INTO t1 (a) VALUES ('111'),('222'),('222'),('222'),('222'),('444'),('aaa'),('AAA'),('bbb'); explain select * from t1 where a='aaa'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref a a 11 const 2 Using index condition +1 SIMPLE t1 ref a a 11 const 2 Using where explain select * from t1 where a=binary 'aaa'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 11 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range a a 11 NULL 2 Using where explain select * from t1 where a='aaa' collate latin1_bin; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 11 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range a a 11 NULL 2 Using where explain select * from t1 where a='aaa' collate latin1_german1_ci; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL a NULL NULL NULL 9 Using where @@ -704,7 +704,7 @@ WHERE s.oxrootid = 'd8c4177d09f8b11f5.52725521' AND v.oxrootid ='d8c4177d09f8b11f5.52725521' AND s.oxleft > v.oxleft AND s.oxleft < v.oxright; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE v ref OXLEFT,OXRIGHT,OXROOTID OXROOTID 34 const 5 Using index condition +1 SIMPLE v ref OXLEFT,OXRIGHT,OXROOTID OXROOTID 34 const 5 Using where 1 SIMPLE s ALL OXLEFT NULL NULL NULL 6 Range checked for each record (index map: 0x4) SELECT s.oxid FROM t1 v, t1 s WHERE s.oxrootid = 'd8c4177d09f8b11f5.52725521' AND @@ -878,10 +878,10 @@ INSERT INTO t1 VALUES (55,'C'), (56,'C'), (57,'C'), (58,'C'), (59,'C'), (60,'C'); EXPLAIN SELECT * FROM t1 WHERE status <> 'A' AND status <> 'B'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range status status 23 NULL 11 Using index condition; Using MRR +1 SIMPLE t1 range status status 23 NULL 11 Using where EXPLAIN SELECT * FROM t1 WHERE status NOT IN ('A','B'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range status status 23 NULL 11 Using index condition; Using MRR +1 SIMPLE t1 range status status 23 NULL 11 Using where SELECT * FROM t1 WHERE status <> 'A' AND status <> 'B'; id status 53 C @@ -910,10 +910,10 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range status status 23 NULL 11 Using where; Using index EXPLAIN SELECT * FROM t1 WHERE status NOT BETWEEN 'A' AND 'B'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range status status 23 NULL 10 Using index condition; Using MRR +1 SIMPLE t1 range status status 23 NULL 10 Using where EXPLAIN SELECT * FROM t1 WHERE status < 'A' OR status > 'B'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range status status 23 NULL 10 Using index condition; Using MRR +1 SIMPLE t1 range status status 23 NULL 10 Using where SELECT * FROM t1 WHERE status NOT BETWEEN 'A' AND 'B'; id status 53 C @@ -1014,20 +1014,20 @@ create table t2 (a varchar(10), filler char(200), key(a)); insert into t2 select * from t1; explain select * from t1 where a between 'a' and 'a '; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 13 NULL # Using index condition; Using MRR +1 SIMPLE t1 range a a 13 NULL # Using where explain select * from t1 where a = 'a' or a='a '; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 13 NULL # Using index condition; Using MRR +1 SIMPLE t1 range a a 13 NULL # Using where explain select * from t2 where a between 'a' and 'a '; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ref a a 13 const # Using index condition +1 SIMPLE t2 ref a a 13 const # Using where explain select * from t2 where a = 'a' or a='a '; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ref a a 13 const # Using index condition +1 SIMPLE t2 ref a a 13 const # Using where update t1 set a='b' where a<>'a'; explain select * from t1 where a not between 'b' and 'b'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 13 NULL # Using index condition; Using MRR +1 SIMPLE t1 range a a 13 NULL # Using where select a, hex(filler) from t1 where a not between 'b' and 'b'; a hex(filler) a 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 @@ -1071,10 +1071,10 @@ id b c 0 3 4 EXPLAIN SELECT * FROM t1 WHERE b<=3 AND 3<=c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range idx1,idx2 idx2 4 NULL 3 Using index condition; Using where; Using MRR +1 SIMPLE t1 range idx1,idx2 idx2 4 NULL 3 Using where EXPLAIN SELECT * FROM t1 WHERE 3 BETWEEN b AND c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range idx1,idx2 idx2 4 NULL 3 Using where; Using MRR +1 SIMPLE t1 range idx1,idx2 idx2 4 NULL 3 Using where SELECT * FROM t1 WHERE 0 < b OR 0 > c; id b c 0 3 4 @@ -1085,10 +1085,10 @@ id b c 0 3 4 EXPLAIN SELECT * FROM t1 WHERE 0 < b OR 0 > c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL idx1,idx2 NULL NULL NULL 10 Using where +1 SIMPLE t1 index_merge idx1,idx2 idx1,idx2 4,4 NULL 4 Using sort_union(idx1,idx2); Using where EXPLAIN SELECT * FROM t1 WHERE 0 NOT BETWEEN b AND c; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL idx1,idx2 NULL NULL NULL 10 Using where +1 SIMPLE t1 index_merge idx1,idx2 idx1,idx2 4,4 NULL 4 Using sort_union(idx1,idx2); Using where DROP TABLE t1; CREATE TABLE t1 ( item char(20) NOT NULL default '', @@ -1103,17 +1103,11 @@ INSERT INTO t1 VALUES ('A2','2005-12-01 08:00:00',1000); EXPLAIN SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref PRIMARY PRIMARY 20 const 2 Using index condition -Warnings: -Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' for column 'started' at row 1 -Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' for column 'started' at row 1 +1 SIMPLE t1 ref PRIMARY PRIMARY 20 const 2 Using where SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; item started price -A1 2005-11-01 08:00:00 1000.000 -A1 2005-11-15 00:00:00 2000.000 Warnings: -Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' for column 'started' at row 1 -Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' for column 'started' at row 1 +Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-02 00:00:00'; item started price A1 2005-11-01 08:00:00 1000.000 @@ -1122,14 +1116,10 @@ DROP INDEX `PRIMARY` ON t1; EXPLAIN SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where -Warnings: -Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' for column 'started' at row 1 SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; item started price -A1 2005-11-01 08:00:00 1000.000 -A1 2005-11-15 00:00:00 2000.000 Warnings: -Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' for column 'started' at row 1 +Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-02 00:00:00'; item started price A1 2005-11-01 08:00:00 1000.000 @@ -1151,7 +1141,7 @@ INSERT INTO t1 VALUES This must use range access: explain select * from t1 where dateval >= '2007-01-01 00:00:00' and dateval <= '2007-01-02 23:59:59'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range dateval dateval 4 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range dateval dateval 4 NULL 2 Using where drop table t1; CREATE TABLE t1 ( a varchar(32), index (a) @@ -1217,7 +1207,7 @@ Z In following EXPLAIN the access method should be ref, #rows~=500 (and not 2) explain select * from t2 where a=1000 and b<11; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ref a a 5 const 502 Using index condition +1 SIMPLE t2 ref a a 5 const 502 Using where drop table t1, t2; CREATE TABLE t1( a INT, b INT, KEY( a, b ) ); CREATE TABLE t2( a INT, b INT, KEY( a, b ) ); @@ -1579,21 +1569,20 @@ str_to_date('2007-10-00', '%Y-%m-%d') >= '' AND str_to_date('2007-10-00', '%Y-%m-%d') <= '2007/10/20' 1 Warnings: -Warning 1292 Truncated incorrect date value: '' +Warning 1292 Incorrect datetime value: '' SELECT str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND str_to_date('2007-20-00', '%Y-%m-%d') <= ''; str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND str_to_date('2007-20-00', '%Y-%m-%d') <= '' NULL Warnings: -Warning 1292 Truncated incorrect date value: '' Warning 1411 Incorrect datetime value: '2007-20-00' for function str_to_date Warning 1411 Incorrect datetime value: '2007-20-00' for function str_to_date SELECT str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20'; str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20' 1 Warnings: -Warning 1292 Truncated incorrect datetime value: '' +Warning 1292 Incorrect datetime value: '' SELECT str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND ''; str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND '' NULL @@ -1689,7 +1678,7 @@ pk i4 EXPLAIN SELECT * FROM t1 WHERE 10 BETWEEN 10 AND i4; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range i4_uq i4_uq 5 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 3 Using where SELECT * FROM t1 WHERE 10 BETWEEN 10 AND i4; pk i4 1 10 @@ -1698,7 +1687,7 @@ pk i4 EXPLAIN SELECT * FROM t1 WHERE 10 BETWEEN i4 AND 10; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range i4_uq i4_uq 5 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 1 Using where SELECT * FROM t1 WHERE 10 BETWEEN i4 AND 10; pk i4 1 10 @@ -1732,7 +1721,7 @@ pk i4 EXPLAIN SELECT * FROM t1 WHERE i4 BETWEEN 10 AND 99999999999999999; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range i4_uq i4_uq 5 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 2 Using where SELECT * FROM t1 WHERE i4 BETWEEN 10 AND 99999999999999999; pk i4 1 10 @@ -1747,7 +1736,7 @@ pk i4 EXPLAIN SELECT * FROM t1 WHERE i4 BETWEEN 10 AND '20'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range i4_uq i4_uq 5 NULL 1 Using index condition; Using MRR +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 1 Using where SELECT * FROM t1 WHERE i4 BETWEEN 10 AND '20'; pk i4 1 10 @@ -1756,15 +1745,67 @@ EXPLAIN SELECT * FROM t1, t1 as t2 WHERE t2.pk BETWEEN t1.i4 AND t1.i4; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL i4_uq NULL NULL NULL 3 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.i4 1 Using index condition +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.i4 1 Using where SELECT * FROM t1, t1 as t2 WHERE t2.pk BETWEEN t1.i4 AND t1.i4; pk i4 pk i4 EXPLAIN SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL i4_uq NULL NULL NULL 3 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.i4 1 Using index condition +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.i4 1 Using where SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk; pk i4 pk i4 DROP TABLE t1; End of 5.1 tests +create table t1 (f1 datetime, key (f1)); +insert into t1 values ('2000-03-09 15:56:59'),('2000-05-05 23:24:28'),('2000-06-13 13:12:06'); +select min(f1) from t1 where f1 >= '2006-05-25 07:00:20' and f1 between '2003-11-23 10:00:09' and '2010-01-01 01:01:01' and f1 > '2001-01-01 01:01:01'; +min(f1) +NULL +drop table t1; +# +# BUG#11765831: 'RANGE ACCESS' MAY INCORRECTLY FILTER +# AWAY QUALIFYING ROWS +# +CREATE TABLE t10( +K INT NOT NULL AUTO_INCREMENT, +I INT, J INT, +PRIMARY KEY(K), +KEY(I,J) +); +INSERT INTO t10(I,J) VALUES (6,1),(6,2),(6,3),(6,4),(6,5), +(6,6),(6,7),(6,8),(6,9),(6,0); +CREATE TABLE t100 LIKE t10; +INSERT INTO t100(I,J) SELECT X.I, X.K+(10*Y.K) FROM t10 AS X,t10 AS Y; +INSERT INTO t100(I,J) VALUES(8,26); + +EXPLAIN SELECT * FROM t100 WHERE I <> 6 OR (I <> 8 AND J = 5); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t100 range I I 10 NULL 4 Using where + +SELECT * FROM t100 WHERE I <> 6 OR (I <> 8 AND J = 5); +K I J +101 8 26 +DROP TABLE t10,t100; +# +# lp:817363: Wrong result with sort_union and multipart key in maria-5.3 +# +CREATE TABLE t1 (a int NOT NULL , b int, c int, d varchar(32), KEY (d,b), PRIMARY KEY (a)) ; +INSERT INTO t1 VALUES (7,7,NULL,'e'),(8,1,0,'p'),(9,7,1,'s'),(10,1,1,'j'),(12,2,0,'c'),(13,0,0,'a'),(14,1,1,'q'); +SELECT c FROM t1 WHERE d='q' OR d>='q' OR a > 97 OR (d IN ('j','s','i') AND b = 102); +c +1 +1 +SELECT c FROM t1 ignore index (d) WHERE d='q' OR d>='q' OR a > 97 OR (d IN ('j','s','i') AND b = 102); +c +1 +1 +SELECT * FROM t1 ignore index(d) WHERE d = 'q' OR d >= 'q' OR (d IN ( 'j' , 's' , 'i' ) AND ( b = 102 )); +a b c d +9 7 1 s +14 1 1 q +SELECT * FROM t1 force index(d) WHERE d = 'q' OR d >= 'q' OR (d IN ( 'j' , 's' , 'i' ) AND ( b = 102 )); +a b c d +14 1 1 q +9 7 1 s +DROP TABLE t1; diff --git a/mysql-test/r/range_mrr_icp.result b/mysql-test/r/range_mrr_icp.result new file mode 100644 index 00000000000..3ddbc992c27 --- /dev/null +++ b/mysql-test/r/range_mrr_icp.result @@ -0,0 +1,1814 @@ +set @mrr_icp_extra_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +drop table if exists t1, t2, t3, t10, t100; +CREATE TABLE t1 ( +event_date date DEFAULT '0000-00-00' NOT NULL, +type int(11) DEFAULT '0' NOT NULL, +event_id int(11) DEFAULT '0' NOT NULL, +PRIMARY KEY (event_date,type,event_id) +); +INSERT INTO t1 VALUES ('1999-07-10',100100,24), ('1999-07-11',100100,25), +('1999-07-13',100600,0), ('1999-07-13',100600,4), ('1999-07-13',100600,26), +('1999-07-14',100600,10), ('1999-07-15',100600,16), ('1999-07-15',100800,45), +('1999-07-15',101000,47), ('1999-07-16',100800,46), ('1999-07-20',100600,5), +('1999-07-20',100600,27), ('1999-07-21',100600,11), ('1999-07-22',100600,17), +('1999-07-23',100100,39), ('1999-07-24',100100,39), ('1999-07-24',100500,40), +('1999-07-25',100100,39), ('1999-07-27',100600,1), ('1999-07-27',100600,6), +('1999-07-27',100600,28), ('1999-07-28',100600,12), ('1999-07-29',100500,41), +('1999-07-29',100600,18), ('1999-07-30',100500,41), ('1999-07-31',100500,41), +('1999-08-01',100700,34), ('1999-08-03',100600,7), ('1999-08-03',100600,29), +('1999-08-04',100600,13), ('1999-08-05',100500,42), ('1999-08-05',100600,19), +('1999-08-06',100500,42), ('1999-08-07',100500,42), ('1999-08-08',100500,42), +('1999-08-10',100600,2), ('1999-08-10',100600,9), ('1999-08-10',100600,30), +('1999-08-11',100600,14), ('1999-08-12',100600,20), ('1999-08-17',100500,8), +('1999-08-17',100600,31), ('1999-08-18',100600,15), ('1999-08-19',100600,22), +('1999-08-24',100600,3), ('1999-08-24',100600,32), ('1999-08-27',100500,43), +('1999-08-31',100600,33), ('1999-09-17',100100,37), ('1999-09-18',100100,37), +('1999-09-19',100100,37), ('2000-12-18',100700,38); +select event_date,type,event_id from t1 WHERE event_date >= "1999-07-01" AND event_date < "1999-07-15" AND (type=100600 OR type=100100) ORDER BY event_date; +event_date type event_id +1999-07-10 100100 24 +1999-07-11 100100 25 +1999-07-13 100600 0 +1999-07-13 100600 4 +1999-07-13 100600 26 +1999-07-14 100600 10 +explain select event_date,type,event_id from t1 WHERE type = 100601 and event_date >= "1999-07-01" AND event_date < "1999-07-15" AND (type=100600 OR type=100100) ORDER BY event_date; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +select event_date,type,event_id from t1 WHERE event_date >= "1999-07-01" AND event_date <= "1999-07-15" AND (type=100600 OR type=100100) or event_date >= "1999-07-01" AND event_date <= "1999-07-15" AND type=100099; +event_date type event_id +1999-07-10 100100 24 +1999-07-11 100100 25 +1999-07-13 100600 0 +1999-07-13 100600 4 +1999-07-13 100600 26 +1999-07-14 100600 10 +1999-07-15 100600 16 +drop table t1; +CREATE TABLE t1 ( +PAPER_ID smallint(6) DEFAULT '0' NOT NULL, +YEAR smallint(6) DEFAULT '0' NOT NULL, +ISSUE smallint(6) DEFAULT '0' NOT NULL, +CLOSED tinyint(4) DEFAULT '0' NOT NULL, +ISS_DATE date DEFAULT '0000-00-00' NOT NULL, +PRIMARY KEY (PAPER_ID,YEAR,ISSUE) +); +INSERT INTO t1 VALUES (3,1999,34,0,'1999-07-12'), (1,1999,111,0,'1999-03-23'), +(1,1999,222,0,'1999-03-23'), (3,1999,33,0,'1999-07-12'), +(3,1999,32,0,'1999-07-12'), (3,1999,31,0,'1999-07-12'), +(3,1999,30,0,'1999-07-12'), (3,1999,29,0,'1999-07-12'), +(3,1999,28,0,'1999-07-12'), (1,1999,40,1,'1999-05-01'), +(1,1999,41,1,'1999-05-01'), (1,1999,42,1,'1999-05-01'), +(1,1999,46,1,'1999-05-01'), (1,1999,47,1,'1999-05-01'), +(1,1999,48,1,'1999-05-01'), (1,1999,49,1,'1999-05-01'), +(1,1999,50,0,'1999-05-01'), (1,1999,51,0,'1999-05-01'), +(1,1999,200,0,'1999-06-28'), (1,1999,52,0,'1999-06-28'), +(1,1999,53,0,'1999-06-28'), (1,1999,54,0,'1999-06-28'), +(1,1999,55,0,'1999-06-28'), (1,1999,56,0,'1999-07-01'), +(1,1999,57,0,'1999-07-01'), (1,1999,58,0,'1999-07-01'), +(1,1999,59,0,'1999-07-01'), (1,1999,60,0,'1999-07-01'), +(3,1999,35,0,'1999-07-12'); +select YEAR,ISSUE from t1 where PAPER_ID=3 and (YEAR>1999 or (YEAR=1999 and ISSUE>28)) order by YEAR,ISSUE; +YEAR ISSUE +1999 29 +1999 30 +1999 31 +1999 32 +1999 33 +1999 34 +1999 35 +check table t1; +Table Op Msg_type Msg_text +test.t1 check status OK +repair table t1; +Table Op Msg_type Msg_text +test.t1 repair status OK +drop table t1; +CREATE TABLE t1 ( +id int(11) NOT NULL auto_increment, +parent_id int(11) DEFAULT '0' NOT NULL, +level tinyint(4) DEFAULT '0' NOT NULL, +PRIMARY KEY (id), +KEY parent_id (parent_id), +KEY level (level) +); +INSERT INTO t1 VALUES (1,0,0), (3,1,1), (4,1,1), (8,2,2), (9,2,2), (17,3,2), +(22,4,2), (24,4,2), (28,5,2), (29,5,2), (30,5,2), (31,6,2), (32,6,2), (33,6,2), +(203,7,2), (202,7,2), (20,3,2), (157,0,0), (193,5,2), (40,7,2), (2,1,1), +(15,2,2), (6,1,1), (34,6,2), (35,6,2), (16,3,2), (7,1,1), (36,7,2), (18,3,2), +(26,5,2), (27,5,2), (183,4,2), (38,7,2), (25,5,2), (37,7,2), (21,4,2), +(19,3,2), (5,1,1), (179,5,2); +SELECT * FROM t1 WHERE level = 1 AND parent_id = 1; +id parent_id level +3 1 1 +4 1 1 +2 1 1 +6 1 1 +7 1 1 +5 1 1 +SELECT * FROM t1 WHERE level = 1 AND parent_id = 1 order by id; +id parent_id level +2 1 1 +3 1 1 +4 1 1 +5 1 1 +6 1 1 +7 1 1 +drop table t1; +create table t1( +Satellite varchar(25) not null, +SensorMode varchar(25) not null, +FullImageCornersUpperLeftLongitude double not null, +FullImageCornersUpperRightLongitude double not null, +FullImageCornersUpperRightLatitude double not null, +FullImageCornersLowerRightLatitude double not null, +index two (Satellite, SensorMode, FullImageCornersUpperLeftLongitude, FullImageCornersUpperRightLongitude, FullImageCornersUpperRightLatitude, FullImageCornersLowerRightLatitude)); +insert into t1 values("OV-3","PAN1",91,-92,40,50); +insert into t1 values("OV-4","PAN1",91,-92,40,50); +select * from t1 where t1.Satellite = "OV-3" and t1.SensorMode = "PAN1" and t1.FullImageCornersUpperLeftLongitude > -90.000000 and t1.FullImageCornersUpperRightLongitude < -82.000000; +Satellite SensorMode FullImageCornersUpperLeftLongitude FullImageCornersUpperRightLongitude FullImageCornersUpperRightLatitude FullImageCornersLowerRightLatitude +OV-3 PAN1 91 -92 40 50 +drop table t1; +create table t1 ( aString char(100) not null default "", key aString (aString(10)) ); +insert t1 (aString) values ( "believe in myself" ), ( "believe" ), ("baaa" ), ( "believe in love"); +select * from t1 where aString < "believe in myself" order by aString; +aString +baaa +believe +believe in love +select * from t1 where aString > "believe in love" order by aString; +aString +believe in myself +alter table t1 drop key aString; +select * from t1 where aString < "believe in myself" order by aString; +aString +baaa +believe +believe in love +select * from t1 where aString > "believe in love" order by aString; +aString +believe in myself +drop table t1; +CREATE TABLE t1 ( +t1ID int(10) unsigned NOT NULL auto_increment, +art binary(1) NOT NULL default '', +KNR char(5) NOT NULL default '', +RECHNR char(6) NOT NULL default '', +POSNR char(2) NOT NULL default '', +ARTNR char(10) NOT NULL default '', +TEX char(70) NOT NULL default '', +PRIMARY KEY (t1ID), +KEY IdxArt (art), +KEY IdxKnr (KNR), +KEY IdxArtnr (ARTNR) +) ENGINE=MyISAM; +INSERT INTO t1 (art) VALUES ('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'),('j'),('J'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'), +('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'),('j'); +select count(*) from t1 where upper(art) = 'J'; +count(*) +213 +select count(*) from t1 where art = 'J' or art = 'j'; +count(*) +602 +select count(*) from t1 where art = 'j' or art = 'J'; +count(*) +602 +select count(*) from t1 where art = 'j'; +count(*) +389 +select count(*) from t1 where art = 'J'; +count(*) +213 +drop table t1; +create table t1 (x int, y int, index(x), index(y)); +insert into t1 (x) values (1),(2),(3),(4),(5),(6),(7),(8),(9); +update t1 set y=x; +explain select * from t1, t1 t2 where t1.y = 8 and t2.x between 7 and t1.y+0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref y y 5 const 1 +1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Rowid-ordered scan; Using join buffer (flat, BNL join) +explain select * from t1, t1 t2 where t1.y = 8 and t2.x >= 7 and t2.x <= t1.y+0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref y y 5 const 1 +1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Rowid-ordered scan; Using join buffer (flat, BNL join) +explain select * from t1, t1 t2 where t1.y = 2 and t2.x between t1.y-1 and t1.y+1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref y y 5 const 1 +1 SIMPLE t2 range x x 5 NULL 3 Using index condition; Rowid-ordered scan; Using join buffer (flat, BNL join) +explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= t1.y-1 and t2.x <= t1.y+1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref y y 5 const 1 +1 SIMPLE t2 range x x 5 NULL 3 Using index condition; Rowid-ordered scan; Using join buffer (flat, BNL join) +explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 0 and t1.y; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref y y 5 const 1 +1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Rowid-ordered scan; Using join buffer (flat, BNL join) +explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 0 and t2.x <= t1.y; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref y y 5 const 1 +1 SIMPLE t2 range x x 5 NULL 2 Using index condition; Rowid-ordered scan; Using join buffer (flat, BNL join) +explain select count(*) from t1 where x in (1); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref x x 5 const 1 Using index +explain select count(*) from t1 where x in (1,2); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index x x 5 NULL 9 Using where; Using index +drop table t1; +CREATE TABLE t1 (key1 int(11) NOT NULL default '0', KEY i1 (key1)); +INSERT INTO t1 VALUES (0),(0),(0),(0),(0),(1),(1); +CREATE TABLE t2 (keya int(11) NOT NULL default '0', KEY j1 (keya)); +INSERT INTO t2 VALUES (0),(0),(1),(1),(2),(2); +explain select * from t1, t2 where (t1.key1 <t2.keya + 1) and t2.keya=3; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ref j1 j1 4 const 1 Using index +1 SIMPLE t1 index i1 i1 4 NULL 7 Using where; Using index; Using join buffer (flat, BNL join) +explain select * from t1 force index(i1), t2 force index(j1) where +(t1.key1 <t2.keya + 1) and t2.keya=3; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ref j1 j1 4 const 1 Using index +1 SIMPLE t1 index i1 i1 4 NULL 7 Using where; Using index; Using join buffer (flat, BNL join) +DROP TABLE t1,t2; +CREATE TABLE t1 ( +a int(11) default NULL, +b int(11) default NULL, +KEY a (a), +KEY b (b) +) ENGINE=MyISAM; +INSERT INTO t1 VALUES +(1,1),(2,1),(3,1),(4,1),(5,1),(6,1),(7,1),(8,1),(9,1),(10,2),(10,2), +(13,2),(14,2),(15,2),(16,2),(17,3),(17,3),(16,3),(17,3),(19,3),(20,3), +(21,4),(22,5),(23,5),(24,5),(25,5),(26,5),(30,5),(31,5),(32,5),(33,5), +(33,5),(33,5),(33,5),(33,5),(34,5),(35,5); +EXPLAIN SELECT * FROM t1 WHERE a IN(1,2) AND b=5; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a,b a 5 NULL 2 Using index condition; Using where; Rowid-ordered scan +SELECT * FROM t1 WHERE a IN(1,2) AND b=5; +a b +DROP TABLE t1; +CREATE TABLE t1 (a int, b int, c int, INDEX (c,a,b)); +INSERT INTO t1 VALUES (1,0,0),(1,0,0),(1,0,0); +INSERT INTO t1 VALUES (0,1,0),(0,1,0),(0,1,0); +SELECT COUNT(*) FROM t1 WHERE (c=0 and a=1) or (c=0 and b=1); +COUNT(*) +6 +SELECT COUNT(*) FROM t1 WHERE (c=0 and b=1) or (c=0 and a=1); +COUNT(*) +6 +DROP TABLE t1; +CREATE TABLE t1 ( a int not null, b int not null, INDEX ab(a,b) ); +INSERT INTO t1 VALUES (47,1), (70,1), (15,1), (15, 4); +SELECT * FROM t1 +WHERE +( +( b =1 AND a BETWEEN 14 AND 21 ) OR +( b =2 AND a BETWEEN 16 AND 18 ) OR +( b =3 AND a BETWEEN 15 AND 19 ) OR +(a BETWEEN 19 AND 47) +); +a b +15 1 +47 1 +DROP TABLE t1; +CREATE TABLE t1 ( +id int( 11 ) unsigned NOT NULL AUTO_INCREMENT , +line int( 5 ) unsigned NOT NULL default '0', +columnid int( 3 ) unsigned NOT NULL default '0', +owner int( 3 ) unsigned NOT NULL default '0', +ordinal int( 3 ) unsigned NOT NULL default '0', +showid smallint( 6 ) unsigned NOT NULL default '1', +tableid int( 1 ) unsigned NOT NULL default '1', +content int( 5 ) unsigned NOT NULL default '188', +PRIMARY KEY ( owner, id ) , +KEY menu( owner, showid, columnid ) , +KEY `COLUMN` ( owner, columnid, line ) , +KEY `LINES` ( owner, tableid, content, id ) , +KEY recount( owner, line ) +) ENGINE = MYISAM; +INSERT into t1 (owner,id,columnid,line) values (11,15,15,1),(11,13,13,5); +SELECT id, columnid, tableid, content, showid, line, ordinal FROM t1 WHERE owner=11 AND ((columnid IN ( 15, 13, 14 ) AND line IN ( 1, 2, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 31 )) OR (columnid IN ( 13, 14 ) AND line IN ( 15 ))) LIMIT 0 , 30; +id columnid tableid content showid line ordinal +13 13 1 188 1 5 0 +15 15 1 188 1 1 0 +drop table t1; +create table t1 (id int(10) primary key); +insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9); +select id from t1 where id in (2,5,9) ; +id +2 +5 +9 +select id from t1 where id=2 or id=5 or id=9 ; +id +2 +5 +9 +drop table t1; +create table t1 ( id1 int not null, id2 int not null, idnull int null, c char(20), primary key (id1,id2)); +insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"), +(3,1,NULL,"aaa"), (4,1,NULL,"aaa"), (5,1,NULL,"aaa"), +(6,1,NULL,"aaa"), (7,1,NULL,"aaa"), (8,1,NULL,"aaa"), +(9,1,NULL,"aaa"), (10,1,NULL,"aaa"), (11,1,NULL,"aaa"), +(12,1,NULL,"aaa"), (13,1,NULL,"aaa"), (14,1,NULL,"aaa"), +(15,1,NULL,"aaa"), (16,1,NULL,"aaa"), (17,1,NULL,"aaa"), +(18,1,NULL,"aaa"), (19,1,NULL,"aaa"), (20,1,NULL,"aaa"); +select a.id1, b.idnull from t1 as a, t1 as b where a.id2=1 and a.id1=1 and b.id1=a.idnull order by b.id2 desc limit 1; +id1 idnull +drop table t1; +create table t1 ( +id int not null auto_increment, +name char(1) not null, +uid int not null, +primary key (id), +index uid_index (uid)); +create table t2 ( +id int not null auto_increment, +name char(1) not null, +uid int not null, +primary key (id), +index uid_index (uid)); +insert into t1(id, uid, name) values(1, 0, ' '); +insert into t1(uid, name) values(0, ' '); +insert into t2(uid, name) select uid, name from t1; +insert into t1(uid, name) select uid, name from t2; +insert into t2(uid, name) select uid, name from t1; +insert into t1(uid, name) select uid, name from t2; +insert into t2(uid, name) select uid, name from t1; +insert into t1(uid, name) select uid, name from t2; +insert into t2(uid, name) select uid, name from t1; +insert into t1(uid, name) select uid, name from t2; +insert into t2(uid, name) select uid, name from t1; +insert into t1(uid, name) select uid, name from t2; +insert into t2(uid, name) select uid, name from t1; +insert into t2(uid, name) select uid, name from t1; +insert into t2(uid, name) select uid, name from t1; +insert into t2(uid, name) select uid, name from t1; +insert into t1(uid, name) select uid, name from t2; +delete from t2; +insert into t2(uid, name) values +(1, CHAR(64+1)), +(2, CHAR(64+2)), +(3, CHAR(64+3)), +(4, CHAR(64+4)), +(5, CHAR(64+5)), +(6, CHAR(64+6)), +(7, CHAR(64+7)), +(8, CHAR(64+8)), +(9, CHAR(64+9)), +(10, CHAR(64+10)), +(11, CHAR(64+11)), +(12, CHAR(64+12)), +(13, CHAR(64+13)), +(14, CHAR(64+14)), +(15, CHAR(64+15)), +(16, CHAR(64+16)), +(17, CHAR(64+17)), +(18, CHAR(64+18)), +(19, CHAR(64+19)), +(20, CHAR(64+20)), +(21, CHAR(64+21)), +(22, CHAR(64+22)), +(23, CHAR(64+23)), +(24, CHAR(64+24)), +(25, CHAR(64+25)), +(26, CHAR(64+26)); +insert into t1(uid, name) select uid, name from t2 order by uid; +delete from t2; +insert into t2(id, uid, name) select id, uid, name from t1; +select count(*) from t1; +count(*) +1026 +select count(*) from t2; +count(*) +1026 +analyze table t1,t2; +Table Op Msg_type Msg_text +test.t1 analyze status OK +test.t2 analyze status Table is already up to date +explain select * from t1, t2 where t1.uid=t2.uid AND t1.uid > 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uid_index uid_index 4 NULL 112 Using index condition; Rowid-ordered scan +1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 +explain select * from t1, t2 where t1.uid=t2.uid AND t2.uid > 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uid_index uid_index 4 NULL 112 Using index condition; Rowid-ordered scan +1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 +explain select * from t1, t2 where t1.uid=t2.uid AND t1.uid != 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uid_index uid_index 4 NULL 113 Using index condition; Rowid-ordered scan +1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 +explain select * from t1, t2 where t1.uid=t2.uid AND t2.uid != 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range uid_index uid_index 4 NULL 113 Using index condition; Rowid-ordered scan +1 SIMPLE t2 ref uid_index uid_index 4 test.t1.uid 38 +select * from t1, t2 where t1.uid=t2.uid AND t1.uid > 0; +id name uid id name uid +1001 A 1 1001 A 1 +1002 B 2 1002 B 2 +1003 C 3 1003 C 3 +1004 D 4 1004 D 4 +1005 E 5 1005 E 5 +1006 F 6 1006 F 6 +1007 G 7 1007 G 7 +1008 H 8 1008 H 8 +1009 I 9 1009 I 9 +1010 J 10 1010 J 10 +1011 K 11 1011 K 11 +1012 L 12 1012 L 12 +1013 M 13 1013 M 13 +1014 N 14 1014 N 14 +1015 O 15 1015 O 15 +1016 P 16 1016 P 16 +1017 Q 17 1017 Q 17 +1018 R 18 1018 R 18 +1019 S 19 1019 S 19 +1020 T 20 1020 T 20 +1021 U 21 1021 U 21 +1022 V 22 1022 V 22 +1023 W 23 1023 W 23 +1024 X 24 1024 X 24 +1025 Y 25 1025 Y 25 +1026 Z 26 1026 Z 26 +select * from t1, t2 where t1.uid=t2.uid AND t1.uid != 0; +id name uid id name uid +1001 A 1 1001 A 1 +1002 B 2 1002 B 2 +1003 C 3 1003 C 3 +1004 D 4 1004 D 4 +1005 E 5 1005 E 5 +1006 F 6 1006 F 6 +1007 G 7 1007 G 7 +1008 H 8 1008 H 8 +1009 I 9 1009 I 9 +1010 J 10 1010 J 10 +1011 K 11 1011 K 11 +1012 L 12 1012 L 12 +1013 M 13 1013 M 13 +1014 N 14 1014 N 14 +1015 O 15 1015 O 15 +1016 P 16 1016 P 16 +1017 Q 17 1017 Q 17 +1018 R 18 1018 R 18 +1019 S 19 1019 S 19 +1020 T 20 1020 T 20 +1021 U 21 1021 U 21 +1022 V 22 1022 V 22 +1023 W 23 1023 W 23 +1024 X 24 1024 X 24 +1025 Y 25 1025 Y 25 +1026 Z 26 1026 Z 26 +drop table t1,t2; +create table t1 (x bigint unsigned not null); +insert into t1(x) values (0xfffffffffffffff0); +insert into t1(x) values (0xfffffffffffffff1); +select * from t1; +x +18446744073709551600 +18446744073709551601 +select count(*) from t1 where x>0; +count(*) +2 +select count(*) from t1 where x=0; +count(*) +0 +select count(*) from t1 where x<0; +count(*) +0 +select count(*) from t1 where x < -16; +count(*) +0 +select count(*) from t1 where x = -16; +count(*) +0 +select count(*) from t1 where x > -16; +count(*) +2 +select count(*) from t1 where x = 18446744073709551601; +count(*) +1 +create table t2 (x bigint not null); +insert into t2(x) values (-16); +insert into t2(x) values (-15); +select * from t2; +x +-16 +-15 +select count(*) from t2 where x>0; +count(*) +0 +select count(*) from t2 where x=0; +count(*) +0 +select count(*) from t2 where x<0; +count(*) +2 +select count(*) from t2 where x < -16; +count(*) +0 +select count(*) from t2 where x = -16; +count(*) +1 +select count(*) from t2 where x > -16; +count(*) +1 +select count(*) from t2 where x = 18446744073709551601; +count(*) +0 +drop table t1,t2; +create table t1 (x bigint unsigned not null primary key) engine=innodb; +insert into t1(x) values (0xfffffffffffffff0); +insert into t1(x) values (0xfffffffffffffff1); +select * from t1; +x +18446744073709551600 +18446744073709551601 +select count(*) from t1 where x>0; +count(*) +2 +select count(*) from t1 where x=0; +count(*) +0 +select count(*) from t1 where x<0; +count(*) +0 +select count(*) from t1 where x < -16; +count(*) +0 +select count(*) from t1 where x = -16; +count(*) +0 +select count(*) from t1 where x > -16; +count(*) +2 +select count(*) from t1 where x = 18446744073709551601; +count(*) +1 +drop table t1; +create table t1 (a bigint unsigned); +create index t1i on t1(a); +insert into t1 select 18446744073709551615; +insert into t1 select 18446744073709551614; +explain select * from t1 where a <> -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index t1i t1i 9 NULL 2 Using where; Using index +select * from t1 where a <> -1; +a +18446744073709551614 +18446744073709551615 +explain select * from t1 where a > -1 or a < -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index t1i t1i 9 NULL 2 Using where; Using index +select * from t1 where a > -1 or a < -1; +a +18446744073709551614 +18446744073709551615 +explain select * from t1 where a > -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index t1i t1i 9 NULL 2 Using where; Using index +select * from t1 where a > -1; +a +18446744073709551614 +18446744073709551615 +explain select * from t1 where a < -1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +select * from t1 where a < -1; +a +drop table t1; +set names latin1; +create table t1 (a char(10), b text, key (a)) character set latin1; +INSERT INTO t1 (a) VALUES +('111'),('222'),('222'),('222'),('222'),('444'),('aaa'),('AAA'),('bbb'); +explain select * from t1 where a='aaa'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref a a 11 const 2 Using index condition +explain select * from t1 where a=binary 'aaa'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 11 NULL 2 Using index condition; Rowid-ordered scan +explain select * from t1 where a='aaa' collate latin1_bin; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 11 NULL 2 Using index condition; Rowid-ordered scan +explain select * from t1 where a='aaa' collate latin1_german1_ci; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL a NULL NULL NULL 9 Using where +drop table t1; +CREATE TABLE t1 ( +`CLIENT` char(3) character set latin1 collate latin1_bin NOT NULL default '000', +`ARG1` char(3) character set latin1 collate latin1_bin NOT NULL default '', +`ARG2` char(3) character set latin1 collate latin1_bin NOT NULL default '', +`FUNCTION` varchar(10) character set latin1 collate latin1_bin NOT NULL default '', +`FUNCTINT` int(11) NOT NULL default '0', +KEY `VERI_CLNT~2` (`ARG1`) +) ENGINE=InnoDB DEFAULT CHARSET=latin1; +INSERT INTO t1 VALUES ('000',' 0',' 0','Text 001',0), ('000',' 0',' 1','Text 002',0), +('000',' 1',' 2','Text 003',0), ('000',' 2',' 3','Text 004',0), +('001',' 3',' 0','Text 017',0); +SELECT count(*) FROM t1 WHERE CLIENT='000' AND (ARG1 != ' 1' OR ARG1 != ' 2'); +count(*) +4 +SELECT count(*) FROM t1 WHERE CLIENT='000' AND (ARG1 != ' 2' OR ARG1 != ' 1'); +count(*) +4 +drop table t1; +create table t1 (a int); +insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +CREATE TABLE t2 ( +pk1 int(11) NOT NULL, +pk2 int(11) NOT NULL, +pk3 int(11) NOT NULL, +pk4 int(11) NOT NULL, +filler char(82), +PRIMARY KEY (pk1,pk2,pk3,pk4) +) DEFAULT CHARSET=latin1; +insert into t2 select 1, A.a+10*B.a, 432, 44, 'fillerZ' from t1 A, t1 B; +INSERT INTO t2 VALUES (2621, 2635, 0, 0,'filler'), (2621, 2635, 1, 0,'filler'), +(2621, 2635, 10, 0,'filler'), (2621, 2635, 11, 0,'filler'), +(2621, 2635, 14, 0,'filler'), (2621, 2635, 1000015, 0,'filler'); +SELECT * FROM t2 +WHERE ((((pk4 =0) AND (pk1 =2621) AND (pk2 =2635))) +OR ((pk4 =1) AND (((pk1 IN ( 7, 2, 1 ))) OR (pk1 =522)) AND ((pk2 IN ( 0, 2635)))) +) AND (pk3 >=1000000); +pk1 pk2 pk3 pk4 filler +2621 2635 1000015 0 filler +drop table t1, t2; +create table t1(a char(2), key(a(1))); +insert into t1 values ('x'), ('xx'); +explain select a from t1 where a > 'x'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 2 NULL 2 Using where +select a from t1 where a > 'x'; +a +xx +drop table t1; +CREATE TABLE t1 ( +OXID varchar(32) COLLATE latin1_german2_ci NOT NULL DEFAULT '', +OXPARENTID varchar(32) COLLATE latin1_german2_ci NOT NULL DEFAULT 'oxrootid', +OXLEFT int NOT NULL DEFAULT '0', +OXRIGHT int NOT NULL DEFAULT '0', +OXROOTID varchar(32) COLLATE latin1_german2_ci NOT NULL DEFAULT '', +PRIMARY KEY (OXID), +KEY OXNID (OXID), +KEY OXLEFT (OXLEFT), +KEY OXRIGHT (OXRIGHT), +KEY OXROOTID (OXROOTID) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_german2_ci; +INSERT INTO t1 VALUES +('d8c4177d09f8b11f5.52725521','oxrootid',1,40,'d8c4177d09f8b11f5.52725521'), +('d8c4177d151affab2.81582770','d8c4177d09f8b11f5.52725521',2,3, +'d8c4177d09f8b11f5.52725521'), +('d8c4177d206a333d2.74422679','d8c4177d09f8b11f5.52725521',4,5, +'d8c4177d09f8b11f5.52725521'), +('d8c4177d225791924.30714720','d8c4177d09f8b11f5.52725521',6,7, +'d8c4177d09f8b11f5.52725521'), +('d8c4177d2380fc201.39666693','d8c4177d09f8b11f5.52725521',8,9, +'d8c4177d09f8b11f5.52725521'), +('d8c4177d24ccef970.14957924','d8c4177d09f8b11f5.52725521',10,11, +'d8c4177d09f8b11f5.52725521'); +EXPLAIN +SELECT s.oxid FROM t1 v, t1 s +WHERE s.oxrootid = 'd8c4177d09f8b11f5.52725521' AND +v.oxrootid ='d8c4177d09f8b11f5.52725521' AND +s.oxleft > v.oxleft AND s.oxleft < v.oxright; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE v ref OXLEFT,OXRIGHT,OXROOTID OXROOTID 34 const 5 Using index condition +1 SIMPLE s ALL OXLEFT NULL NULL NULL 6 Range checked for each record (index map: 0x4) +SELECT s.oxid FROM t1 v, t1 s +WHERE s.oxrootid = 'd8c4177d09f8b11f5.52725521' AND +v.oxrootid ='d8c4177d09f8b11f5.52725521' AND +s.oxleft > v.oxleft AND s.oxleft < v.oxright; +oxid +d8c4177d151affab2.81582770 +d8c4177d206a333d2.74422679 +d8c4177d225791924.30714720 +d8c4177d2380fc201.39666693 +d8c4177d24ccef970.14957924 +DROP TABLE t1; +create table t1 ( +c1 char(10), c2 char(10), c3 char(10), c4 char(10), +c5 char(10), c6 char(10), c7 char(10), c8 char(10), +c9 char(10), c10 char(10), c11 char(10), c12 char(10), +c13 char(10), c14 char(10), c15 char(10), c16 char(10), +index(c1, c2, c3, c4, c5, c6, c7, c8, c9, c10, c11, c12,c13,c14,c15,c16) +); +insert into t1 (c1) values ('1'),('1'),('1'),('1'); +select * from t1 where +c1 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c2 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c3 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c4 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c5 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c6 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c7 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c8 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c9 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC") +and c10 in ("abcdefgh", "123456789", "qwertyuio", "asddfgh", +"abcdefg1", "123456781", "qwertyui1", "asddfg1", +"abcdefg2", "123456782", "qwertyui2", "asddfg2", +"abcdefg3", "123456783", "qwertyui3", "asddfg3", +"abcdefg4", "123456784", "qwertyui4", "asddfg4", +"abcdefg5", "123456785", "qwertyui5", "asddfg5", +"abcdefg6", "123456786", "qwertyui6", "asddfg6", +"abcdefg7", "123456787", "qwertyui7", "asddfg7", +"abcdefg8", "123456788", "qwertyui8", "asddfg8", +"abcdefg9", "123456789", "qwertyui9", "asddfg9", +"abcdefgA", "12345678A", "qwertyuiA", "asddfgA", +"abcdefgB", "12345678B", "qwertyuiB", "asddfgB", +"abcdefgC", "12345678C", "qwertyuiC", "asddfgC"); +c1 c2 c3 c4 c5 c6 c7 c8 c9 c10 c11 c12 c13 c14 c15 c16 +drop table t1; +End of 4.1 tests +CREATE TABLE t1 ( +id int(11) NOT NULL auto_increment, +status varchar(20), +PRIMARY KEY (id), +KEY (status) +); +INSERT INTO t1 VALUES +(1,'B'), (2,'B'), (3,'B'), (4,'B'), (5,'B'), (6,'B'), +(7,'B'), (8,'B'), (9,'B'), (10,'B'), (11,'B'), (12,'B'), +(13,'B'), (14,'B'), (15,'B'), (16,'B'), (17,'B'), (18,'B'), +(19,'B'), (20,'B'), (21,'B'), (22,'B'), (23,'B'), (24,'B'), +(25,'A'), (26,'A'), (27,'A'), (28,'A'), (29,'A'), (30,'A'), +(31,'A'), (32,'A'), (33,'A'), (34,'A'), (35,'A'), (36,'A'), +(37,'A'), (38,'A'), (39,'A'), (40,'A'), (41,'A'), (42,'A'), +(43,'A'), (44,'A'), (45,'A'), (46,'A'), (47,'A'), (48,'A'), +(49,'A'), (50,'A'), (51,'A'), (52,'A'), (53,'C'), (54,'C'), +(55,'C'), (56,'C'), (57,'C'), (58,'C'), (59,'C'), (60,'C'); +EXPLAIN SELECT * FROM t1 WHERE status <> 'A' AND status <> 'B'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range status status 23 NULL 11 Using index condition; Rowid-ordered scan +EXPLAIN SELECT * FROM t1 WHERE status NOT IN ('A','B'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range status status 23 NULL 11 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE status <> 'A' AND status <> 'B'; +id status +53 C +54 C +55 C +56 C +57 C +58 C +59 C +60 C +SELECT * FROM t1 WHERE status NOT IN ('A','B'); +id status +53 C +54 C +55 C +56 C +57 C +58 C +59 C +60 C +EXPLAIN SELECT status FROM t1 WHERE status <> 'A' AND status <> 'B'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range status status 23 NULL 11 Using where; Using index +EXPLAIN SELECT status FROM t1 WHERE status NOT IN ('A','B'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range status status 23 NULL 11 Using where; Using index +EXPLAIN SELECT * FROM t1 WHERE status NOT BETWEEN 'A' AND 'B'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range status status 23 NULL 10 Using index condition; Rowid-ordered scan +EXPLAIN SELECT * FROM t1 WHERE status < 'A' OR status > 'B'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range status status 23 NULL 10 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE status NOT BETWEEN 'A' AND 'B'; +id status +53 C +54 C +55 C +56 C +57 C +58 C +59 C +60 C +SELECT * FROM t1 WHERE status < 'A' OR status > 'B'; +id status +53 C +54 C +55 C +56 C +57 C +58 C +59 C +60 C +DROP TABLE t1; +CREATE TABLE t1 (a int, b int, primary key(a,b)); +INSERT INTO t1 VALUES +(1,1),(1,2),(1,3),(2,1),(2,2),(2,3),(3,1),(3,2),(3,3),(4,1),(4,2),(4,3); +CREATE VIEW v1 as SELECT a,b FROM t1 WHERE b=3; +EXPLAIN SELECT a,b FROM t1 WHERE a < 2 and b=3; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where; Using index +EXPLAIN SELECT a,b FROM v1 WHERE a < 2 and b=3; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where; Using index +EXPLAIN SELECT a,b FROM t1 WHERE a < 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where; Using index +EXPLAIN SELECT a,b FROM v1 WHERE a < 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 4 Using where; Using index +SELECT a,b FROM t1 WHERE a < 2 and b=3; +a b +1 3 +SELECT a,b FROM v1 WHERE a < 2 and b=3; +a b +1 3 +DROP VIEW v1; +DROP TABLE t1; +CREATE TABLE t1 (name varchar(15) NOT NULL, KEY idx(name)); +INSERT INTO t1 VALUES ('Betty'), ('Anna'); +SELECT * FROM t1; +name +Anna +Betty +DELETE FROM t1 WHERE name NOT LIKE 'A%a'; +SELECT * FROM t1; +name +Anna +DROP TABLE t1; +CREATE TABLE t1 (a int, KEY idx(a)); +INSERT INTO t1 VALUES (NULL), (1), (2), (3); +SELECT * FROM t1; +a +NULL +1 +2 +3 +DELETE FROM t1 WHERE NOT(a <=> 2); +SELECT * FROM t1; +a +2 +DROP TABLE t1; +create table t1 (a int, b int, primary key(a,b)); +create view v1 as select a, b from t1; +INSERT INTO `t1` VALUES +(0,0),(1,0),(2,0),(3,0),(4,0),(5,1),(6,1),(7,1),(8,1),(9,1),(10,2),(11,2),(12,2) +,(13,2),(14,2),(15,3),(16,3),(17,3),(18,3),(19,3); +explain select * from t1 where a in (3,4) and b in (1,2,3); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 8 NULL # Using where; Using index +explain select * from v1 where a in (3,4) and b in (1,2,3); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 8 NULL # Using where; Using index +explain select * from t1 where a between 3 and 4 and b between 1 and 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 8 NULL # Using where; Using index +explain select * from v1 where a between 3 and 4 and b between 1 and 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range PRIMARY PRIMARY 8 NULL # Using where; Using index +drop view v1; +drop table t1; +create table t3 (a int); +insert into t3 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1 (a varchar(10), filler char(200), key(a)) charset=binary; +insert into t1 values ('a',''); +insert into t1 values ('a ',''); +insert into t1 values ('a ', ''); +insert into t1 select concat('a', 1000 + A.a + 10 * (B.a + 10 * C.a)), '' + from t3 A, t3 B, t3 C; +create table t2 (a varchar(10), filler char(200), key(a)); +insert into t2 select * from t1; +explain select * from t1 where a between 'a' and 'a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 13 NULL # Using index condition; Rowid-ordered scan +explain select * from t1 where a = 'a' or a='a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 13 NULL # Using index condition; Rowid-ordered scan +explain select * from t2 where a between 'a' and 'a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ref a a 13 const # Using index condition +explain select * from t2 where a = 'a' or a='a '; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ref a a 13 const # Using index condition +update t1 set a='b' where a<>'a'; +explain select * from t1 where a not between 'b' and 'b'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 13 NULL # Using index condition; Rowid-ordered scan +select a, hex(filler) from t1 where a not between 'b' and 'b'; +a hex(filler) +a 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 +drop table t1,t2,t3; +create table t1 (a int); +insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t2 (a int, key(a)); +insert into t2 select 2*(A.a + 10*(B.a + 10*C.a)) from t1 A, t1 B, t1 C; +set @a="select * from t2 force index (a) where a NOT IN(0"; +select count(*) from (select @a:=concat(@a, ',', a) from t2 ) Z; +count(*) +1000 +set @a=concat(@a, ')'); +insert into t2 values (11),(13),(15); +set @b= concat("explain ", @a); +prepare stmt1 from @b; +execute stmt1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 index a a 5 NULL 1003 Using where; Using index +prepare stmt1 from @a; +execute stmt1; +a +11 +13 +15 +drop table t1, t2; +CREATE TABLE t1 ( +id int NOT NULL DEFAULT '0', +b int NOT NULL DEFAULT '0', +c int NOT NULL DEFAULT '0', +INDEX idx1(b,c), INDEX idx2(c)); +INSERT INTO t1(id) VALUES (1), (2), (3), (4), (5), (6), (7), (8); +INSERT INTO t1(b,c) VALUES (3,4), (3,4); +SELECT * FROM t1 WHERE b<=3 AND 3<=c; +id b c +0 3 4 +0 3 4 +SELECT * FROM t1 WHERE 3 BETWEEN b AND c; +id b c +0 3 4 +0 3 4 +EXPLAIN SELECT * FROM t1 WHERE b<=3 AND 3<=c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range idx1,idx2 idx2 4 NULL 3 Using index condition; Using where; Rowid-ordered scan +EXPLAIN SELECT * FROM t1 WHERE 3 BETWEEN b AND c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range idx1,idx2 idx2 4 NULL 3 Using where; Rowid-ordered scan +SELECT * FROM t1 WHERE 0 < b OR 0 > c; +id b c +0 3 4 +0 3 4 +SELECT * FROM t1 WHERE 0 NOT BETWEEN b AND c; +id b c +0 3 4 +0 3 4 +EXPLAIN SELECT * FROM t1 WHERE 0 < b OR 0 > c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge idx1,idx2 idx1,idx2 4,4 NULL 4 Using sort_union(idx1,idx2); Using where +EXPLAIN SELECT * FROM t1 WHERE 0 NOT BETWEEN b AND c; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge idx1,idx2 idx1,idx2 4,4 NULL 4 Using sort_union(idx1,idx2); Using where +DROP TABLE t1; +CREATE TABLE t1 ( +item char(20) NOT NULL default '', +started datetime NOT NULL default '0000-00-00 00:00:00', +price decimal(16,3) NOT NULL default '0.000', +PRIMARY KEY (item,started) +) ENGINE=MyISAM; +INSERT INTO t1 VALUES +('A1','2005-11-01 08:00:00',1000), +('A1','2005-11-15 00:00:00',2000), +('A1','2005-12-12 08:00:00',3000), +('A2','2005-12-01 08:00:00',1000); +EXPLAIN SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref PRIMARY PRIMARY 20 const 2 Using index condition +SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; +item started price +Warnings: +Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' +SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-02 00:00:00'; +item started price +A1 2005-11-01 08:00:00 1000.000 +A1 2005-11-15 00:00:00 2000.000 +DROP INDEX `PRIMARY` ON t1; +EXPLAIN SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using where +SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-01 24:00:00'; +item started price +Warnings: +Warning 1292 Incorrect datetime value: '2005-12-01 24:00:00' +SELECT * FROM t1 WHERE item='A1' AND started<='2005-12-02 00:00:00'; +item started price +A1 2005-11-01 08:00:00 1000.000 +A1 2005-11-15 00:00:00 2000.000 +DROP TABLE t1; + +BUG#32198 "Comparison of DATE with DATETIME still not using indexes correctly" + +CREATE TABLE t1 ( +id int(11) NOT NULL auto_increment, +dateval date default NULL, +PRIMARY KEY (id), +KEY dateval (dateval) +) AUTO_INCREMENT=173; +INSERT INTO t1 VALUES +(1,'2007-01-01'),(2,'2007-01-02'),(3,'2007-01-03'),(4,'2007-01-04'), +(5,'2007-01-05'),(6,'2007-01-06'),(7,'2007-01-07'),(8,'2007-01-08'), +(9,'2007-01-09'),(10,'2007-01-10'),(11,'2007-01-11'); +This must use range access: +explain select * from t1 where dateval >= '2007-01-01 00:00:00' and dateval <= '2007-01-02 23:59:59'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range dateval dateval 4 NULL 2 Using index condition; Rowid-ordered scan +drop table t1; +CREATE TABLE t1 ( +a varchar(32), index (a) +) DEFAULT CHARSET=latin1 COLLATE=latin1_bin; +INSERT INTO t1 VALUES +('B'), ('A'), ('A'), ('C'), ('B'), ('A'), ('A'); +SELECT a FROM t1 WHERE a='b' OR a='B'; +a +B +B +EXPLAIN SELECT a FROM t1 WHERE a='b' OR a='B'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 35 NULL 3 Using where; Using index +DROP TABLE t1; +CREATE TABLE t1 (f1 TINYINT(11) UNSIGNED NOT NULL, PRIMARY KEY (f1)); +INSERT INTO t1 VALUES (127),(254),(0),(1),(255); +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 < 256; +COUNT(*) +5 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 < 256.0; +COUNT(*) +5 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 < 255; +COUNT(*) +4 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 < -1; +COUNT(*) +0 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 > -1; +COUNT(*) +5 +DROP TABLE t1; +CREATE TABLE t1 ( f1 TINYINT(11) NOT NULL, PRIMARY KEY (f1)); +INSERT INTO t1 VALUES (127),(126),(0),(-128),(-127); +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 < 128; +COUNT(*) +5 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 < 128.0; +COUNT(*) +5 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 < 127; +COUNT(*) +4 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 > -129; +COUNT(*) +5 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 > -129.0; +COUNT(*) +5 +SELECT SQL_NO_CACHE COUNT(*) FROM t1 WHERE f1 > -128; +COUNT(*) +4 +DROP TABLE t1; +create table t1 (a int); +insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t2 (a int, b int, filler char(100)); +insert into t2 select A.a + 10 * (B.a + 10 * C.a), 10, 'filler' from t1 A, +t1 B, t1 C where A.a < 5; +insert into t2 select 1000, b, 'filler' from t2; +alter table t2 add index (a,b); +select 'In following EXPLAIN the access method should be ref, #rows~=500 (and not 2)' Z; +Z +In following EXPLAIN the access method should be ref, #rows~=500 (and not 2) +explain select * from t2 where a=1000 and b<11; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ref a a 5 const 502 Using index condition +drop table t1, t2; +CREATE TABLE t1( a INT, b INT, KEY( a, b ) ); +CREATE TABLE t2( a INT, b INT, KEY( a, b ) ); +CREATE TABLE t3( a INT, b INT, KEY( a, b ) ); +INSERT INTO t1( a, b ) +VALUES (0, 1), (1, 2), (1, 4), (2, 3), (5, 0), (9, 7); +INSERT INTO t2( a, b ) +VALUES ( 1, 1), ( 2, 1), ( 3, 1), ( 4, 1), ( 5, 1), +( 6, 1), ( 7, 1), ( 8, 1), ( 9, 1), (10, 1), +(11, 1), (12, 1), (13, 1), (14, 1), (15, 1), +(16, 1), (17, 1), (18, 1), (19, 1), (20, 1); +INSERT INTO t2 SELECT a, 2 FROM t2 WHERE b = 1; +INSERT INTO t2 SELECT a, 3 FROM t2 WHERE b = 1; +INSERT INTO t2 SELECT -1, -1 FROM t2; +INSERT INTO t2 SELECT -1, -1 FROM t2; +INSERT INTO t2 SELECT -1, -1 FROM t2; +INSERT INTO t3 +VALUES (1, 0), (2, 0), (3, 0), (4, 0), (5, 0), +(6, 0), (7, 0), (8, 0), (9, 0), (10, 0); +INSERT INTO t3 SELECT * FROM t3 WHERE a = 10; +INSERT INTO t3 SELECT * FROM t3 WHERE a = 10; +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 < a AND b = 3 OR +3 <= a; +a b +5 0 +9 7 +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 < a AND b = 3 OR +3 <= a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 5 NULL 3 Using where; Using index +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 <= a AND b = 3 OR +3 <= a; +a b +5 0 +9 7 +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 <= a AND b = 3 OR +3 <= a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 5 NULL 4 Using where; Using index +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +5 <= a AND b = 3 OR +3 <= a; +a b +5 0 +9 7 +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +5 <= a AND b = 3 OR +3 <= a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 5 NULL 3 Using where; Using index +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +3 <= a; +a b +5 0 +9 7 +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +3 <= a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range a a 5 NULL 3 Using where; Using index +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 1 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; +a b +1 1 +2 1 +3 1 +4 1 +5 1 +6 1 +7 1 +8 1 +9 1 +10 1 +11 1 +12 1 +13 1 +14 1 +15 1 +15 3 +16 1 +16 3 +17 1 +17 3 +18 1 +18 3 +19 1 +19 3 +20 1 +EXPLAIN +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 1 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 range a a 10 NULL 50 Using where; Using index +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 2 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; +a b +1 1 +2 1 +3 1 +4 1 +5 1 +5 2 +6 1 +6 2 +7 1 +7 2 +8 1 +8 2 +9 1 +9 2 +10 1 +11 1 +12 1 +13 1 +14 1 +15 1 +15 3 +16 1 +16 3 +17 1 +17 3 +18 1 +18 3 +19 1 +19 3 +20 1 +EXPLAIN +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 2 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 range a a 10 NULL 50 Using where; Using index +SELECT * FROM t3 WHERE +5 <= a AND a < 10 AND b = 3 OR +a < 5 OR +a < 10; +a b +1 0 +2 0 +3 0 +4 0 +5 0 +6 0 +7 0 +8 0 +9 0 +EXPLAIN +SELECT * FROM t3 WHERE +5 <= a AND a < 10 AND b = 3 OR +a < 5 OR +a < 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 range a a 5 NULL 8 Using where; Using index +DROP TABLE t1, t2, t3; +# +# Bug #47123: Endless 100% CPU loop with STRAIGHT_JOIN +# +CREATE TABLE t1(a INT, KEY(a)); +INSERT INTO t1 VALUES (1), (NULL); +SELECT * FROM t1 WHERE a <> NULL and (a <> NULL or a <= NULL); +a +DROP TABLE t1; +# +# Bug#47925: regression of range optimizer and date comparison in 5.1.39! +# +CREATE TABLE t1 ( a DATE, KEY ( a ) ); +CREATE TABLE t2 ( a DATETIME, KEY ( a ) ); +# Make optimizer choose range scan +INSERT INTO t1 VALUES ('2009-09-22'), ('2009-09-22'), ('2009-09-22'); +INSERT INTO t1 VALUES ('2009-09-23'), ('2009-09-23'), ('2009-09-23'); +INSERT INTO t2 VALUES ('2009-09-22 12:00:00'), ('2009-09-22 12:00:00'), +('2009-09-22 12:00:00'); +INSERT INTO t2 VALUES ('2009-09-23 12:00:00'), ('2009-09-23 12:00:00'), +('2009-09-23 12:00:00'); +# DATE vs DATE +EXPLAIN +SELECT * FROM t1 WHERE a >= '2009/09/23'; +id select_type table type possible_keys key key_len ref rows Extra +X X X range a a X X X X +SELECT * FROM t1 WHERE a >= '2009/09/23'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '20090923'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= 20090923; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '2009-9-23'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '2009.09.23'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '2009:09:23'; +a +2009-09-23 +2009-09-23 +2009-09-23 +# DATE vs DATETIME +EXPLAIN +SELECT * FROM t2 WHERE a >= '2009/09/23'; +id select_type table type possible_keys key key_len ref rows Extra +X X X range a a X X X X +SELECT * FROM t2 WHERE a >= '2009/09/23'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '2009/09/23'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '20090923'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= 20090923; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '2009-9-23'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '2009.09.23'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '2009:09:23'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +# DATETIME vs DATETIME +EXPLAIN +SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00'; +id select_type table type possible_keys key key_len ref rows Extra +X X X range a a X X X X +SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '20090923120000'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= 20090923120000; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '2009-9-23 12:00:00'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '2009.09.23 12:00:00'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +SELECT * FROM t2 WHERE a >= '2009:09:23 12:00:00'; +a +2009-09-23 12:00:00 +2009-09-23 12:00:00 +2009-09-23 12:00:00 +# DATETIME vs DATE +EXPLAIN +SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00'; +id select_type table type possible_keys key key_len ref rows Extra +X X X range a a X X X X +SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '20090923000000'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= 20090923000000; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '2009-9-23 00:00:00'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '2009.09.23 00:00:00'; +a +2009-09-23 +2009-09-23 +2009-09-23 +SELECT * FROM t1 WHERE a >= '2009:09:23 00:00:00'; +a +2009-09-23 +2009-09-23 +2009-09-23 +# Test of the new get_date_from_str implementation +# Behavior differs slightly between the trunk and mysql-pe. +# The former may give errors for the truncated values, while the latter +# gives warnings. The purpose of this test is not to interfere, and only +# preserve existing behavior. +SELECT str_to_date('2007-10-00', '%Y-%m-%d') >= '' AND +str_to_date('2007-10-00', '%Y-%m-%d') <= '2007/10/20'; +str_to_date('2007-10-00', '%Y-%m-%d') >= '' AND +str_to_date('2007-10-00', '%Y-%m-%d') <= '2007/10/20' +1 +Warnings: +Warning 1292 Incorrect datetime value: '' +SELECT str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND +str_to_date('2007-20-00', '%Y-%m-%d') <= ''; +str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND +str_to_date('2007-20-00', '%Y-%m-%d') <= '' +NULL +Warnings: +Warning 1411 Incorrect datetime value: '2007-20-00' for function str_to_date +Warning 1411 Incorrect datetime value: '2007-20-00' for function str_to_date +SELECT str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20'; +str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20' +1 +Warnings: +Warning 1292 Incorrect datetime value: '' +SELECT str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND ''; +str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND '' +NULL +Warnings: +Warning 1411 Incorrect datetime value: '2007-20-00' for function str_to_date +SELECT str_to_date('', '%Y-%m-%d'); +str_to_date('', '%Y-%m-%d') +0000-00-00 +DROP TABLE t1, t2; +# +# Bug#48459: valgrind errors with query using 'Range checked for each +# record' +# +CREATE TABLE t1 ( +a INT, +b CHAR(2), +c INT, +d INT, +KEY ( c ), +KEY ( d, a, b ( 2 ) ), +KEY ( b ( 1 ) ) +); +INSERT INTO t1 VALUES ( NULL, 'a', 1, 2 ), ( NULL, 'a', 1, 2 ), +( 1, 'a', 1, 2 ), ( 1, 'a', 1, 2 ); +CREATE TABLE t2 ( +a INT, +c INT, +e INT, +KEY ( e ) +); +INSERT INTO t2 VALUES ( 1, 1, NULL ), ( 1, 1, NULL ); +# Should not give Valgrind warnings +SELECT 1 +FROM t1, t2 +WHERE t1.d <> '1' AND t1.b > '1' +AND t1.a = t2.a AND t1.c = t2.c; +1 +1 +1 +1 +1 +DROP TABLE t1, t2; +# +# Bug #48665: sql-bench's insert test fails due to wrong result +# +CREATE TABLE t1 (a INT, b INT, PRIMARY KEY (a)); +INSERT INTO t1 VALUES (0,0), (1,1); +EXPLAIN +SELECT * FROM t1 FORCE INDEX (PRIMARY) +WHERE (a>=1 AND a<=2) OR (a>=4 AND a<=5) OR (a>=0 AND a <=10); +id select_type table type possible_keys key key_len ref rows Extra +@ @ @ range @ @ @ @ @ @ +# Should return 2 rows +SELECT * FROM t1 FORCE INDEX (PRIMARY) +WHERE (a>=1 AND a<=2) OR (a>=4 AND a<=5) OR (a>=0 AND a <=10); +a b +0 0 +1 1 +DROP TABLE t1; +# +# Bug #54802: 'NOT BETWEEN' evaluation is incorrect +# +CREATE TABLE t1 (c_key INT, c_notkey INT, KEY(c_key)); +INSERT INTO t1 VALUES (1, 1), (2, 2), (3, 3); +EXPLAIN SELECT * FROM t1 WHERE 2 NOT BETWEEN c_notkey AND c_key; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL c_key NULL NULL NULL 3 Using where +SELECT * FROM t1 WHERE 2 NOT BETWEEN c_notkey AND c_key; +c_key c_notkey +1 1 +3 3 +DROP TABLE t1; +# +# Bug #57030: 'BETWEEN' evaluation is incorrect +# +CREATE TABLE t1(pk INT PRIMARY KEY, i4 INT); +CREATE UNIQUE INDEX i4_uq ON t1(i4); +INSERT INTO t1 VALUES (1,10), (2,20), (3,30); +EXPLAIN +SELECT * FROM t1 WHERE i4 BETWEEN 10 AND 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 const i4_uq i4_uq 5 const 1 +SELECT * FROM t1 WHERE i4 BETWEEN 10 AND 10; +pk i4 +1 10 +EXPLAIN +SELECT * FROM t1 WHERE 10 BETWEEN i4 AND i4; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 const i4_uq i4_uq 5 const 1 +SELECT * FROM t1 WHERE 10 BETWEEN i4 AND i4; +pk i4 +1 10 +EXPLAIN +SELECT * FROM t1 WHERE 10 BETWEEN 10 AND i4; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 3 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE 10 BETWEEN 10 AND i4; +pk i4 +1 10 +2 20 +3 30 +EXPLAIN +SELECT * FROM t1 WHERE 10 BETWEEN i4 AND 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE 10 BETWEEN i4 AND 10; +pk i4 +1 10 +EXPLAIN +SELECT * FROM t1 WHERE 10 BETWEEN 10 AND 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 +SELECT * FROM t1 WHERE 10 BETWEEN 10 AND 10; +pk i4 +1 10 +2 20 +3 30 +EXPLAIN +SELECT * FROM t1 WHERE 10 BETWEEN 11 AND 11; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +SELECT * FROM t1 WHERE 10 BETWEEN 11 AND 11; +pk i4 +EXPLAIN +SELECT * FROM t1 WHERE 10 BETWEEN 100 AND 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +SELECT * FROM t1 WHERE 10 BETWEEN 100 AND 0; +pk i4 +EXPLAIN +SELECT * FROM t1 WHERE i4 BETWEEN 100 AND 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +SELECT * FROM t1 WHERE i4 BETWEEN 100 AND 0; +pk i4 +EXPLAIN +SELECT * FROM t1 WHERE i4 BETWEEN 10 AND 99999999999999999; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 2 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE i4 BETWEEN 10 AND 99999999999999999; +pk i4 +1 10 +2 20 +3 30 +EXPLAIN +SELECT * FROM t1 WHERE i4 BETWEEN 999999999999999 AND 30; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +SELECT * FROM t1 WHERE i4 BETWEEN 999999999999999 AND 30; +pk i4 +EXPLAIN +SELECT * FROM t1 WHERE i4 BETWEEN 10 AND '20'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range i4_uq i4_uq 5 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE i4 BETWEEN 10 AND '20'; +pk i4 +1 10 +2 20 +EXPLAIN +SELECT * FROM t1, t1 as t2 WHERE t2.pk BETWEEN t1.i4 AND t1.i4; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL i4_uq NULL NULL NULL 3 +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.i4 1 Using index condition +SELECT * FROM t1, t1 as t2 WHERE t2.pk BETWEEN t1.i4 AND t1.i4; +pk i4 pk i4 +EXPLAIN +SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL i4_uq NULL NULL NULL 3 +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.i4 1 Using index condition +SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk; +pk i4 pk i4 +DROP TABLE t1; +End of 5.1 tests +create table t1 (f1 datetime, key (f1)); +insert into t1 values ('2000-03-09 15:56:59'),('2000-05-05 23:24:28'),('2000-06-13 13:12:06'); +select min(f1) from t1 where f1 >= '2006-05-25 07:00:20' and f1 between '2003-11-23 10:00:09' and '2010-01-01 01:01:01' and f1 > '2001-01-01 01:01:01'; +min(f1) +NULL +drop table t1; +# +# BUG#11765831: 'RANGE ACCESS' MAY INCORRECTLY FILTER +# AWAY QUALIFYING ROWS +# +CREATE TABLE t10( +K INT NOT NULL AUTO_INCREMENT, +I INT, J INT, +PRIMARY KEY(K), +KEY(I,J) +); +INSERT INTO t10(I,J) VALUES (6,1),(6,2),(6,3),(6,4),(6,5), +(6,6),(6,7),(6,8),(6,9),(6,0); +CREATE TABLE t100 LIKE t10; +INSERT INTO t100(I,J) SELECT X.I, X.K+(10*Y.K) FROM t10 AS X,t10 AS Y; +INSERT INTO t100(I,J) VALUES(8,26); + +EXPLAIN SELECT * FROM t100 WHERE I <> 6 OR (I <> 8 AND J = 5); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t100 range I I 10 NULL 4 Using index condition; Rowid-ordered scan + +SELECT * FROM t100 WHERE I <> 6 OR (I <> 8 AND J = 5); +K I J +101 8 26 +DROP TABLE t10,t100; +# +# lp:817363: Wrong result with sort_union and multipart key in maria-5.3 +# +CREATE TABLE t1 (a int NOT NULL , b int, c int, d varchar(32), KEY (d,b), PRIMARY KEY (a)) ; +INSERT INTO t1 VALUES (7,7,NULL,'e'),(8,1,0,'p'),(9,7,1,'s'),(10,1,1,'j'),(12,2,0,'c'),(13,0,0,'a'),(14,1,1,'q'); +SELECT c FROM t1 WHERE d='q' OR d>='q' OR a > 97 OR (d IN ('j','s','i') AND b = 102); +c +1 +1 +SELECT c FROM t1 ignore index (d) WHERE d='q' OR d>='q' OR a > 97 OR (d IN ('j','s','i') AND b = 102); +c +1 +1 +SELECT * FROM t1 ignore index(d) WHERE d = 'q' OR d >= 'q' OR (d IN ( 'j' , 's' , 'i' ) AND ( b = 102 )); +a b c d +9 7 1 s +14 1 1 q +SELECT * FROM t1 force index(d) WHERE d = 'q' OR d >= 'q' OR (d IN ( 'j' , 's' , 'i' ) AND ( b = 102 )); +a b c d +9 7 1 s +14 1 1 q +DROP TABLE t1; +set optimizer_switch=@mrr_icp_extra_tmp; diff --git a/mysql-test/r/range_vs_index_merge.result b/mysql-test/r/range_vs_index_merge.result new file mode 100644 index 00000000000..08ede868ed6 --- /dev/null +++ b/mysql-test/r/range_vs_index_merge.result @@ -0,0 +1,1380 @@ +DROP TABLE IF EXISTS t1,t2,t3,t4; +DROP DATABASE IF EXISTS world; +set names utf8; +CREATE DATABASE world; +use world; +CREATE TABLE Country ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +Population int(11) NOT NULL default '0', +Capital int(11) default NULL, +PRIMARY KEY (Code), +UNIQUE INDEX (Name) +); +CREATE TABLE City ( +ID int(11) NOT NULL auto_increment, +Name char(35) NOT NULL default '', +Country char(3) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID), +INDEX (Population), +INDEX (Country) +); +CREATE TABLE CountryLanguage ( +Country char(3) NOT NULL default '', +Language char(30) NOT NULL default '', +Percentage float(3,1) NOT NULL default '0.0', +PRIMARY KEY (Country, Language), +INDEX (Percentage) +); +SELECT COUNT(*) FROM Country; +COUNT(*) +239 +SELECT COUNT(*) FROM City; +COUNT(*) +4079 +SELECT COUNT(*) FROM CountryLanguage; +COUNT(*) +984 +CREATE INDEX Name ON City(Name); +set session optimizer_switch='index_merge_sort_intersection=off'; +EXPLAIN +SELECT * FROM City +WHERE (Population >= 100000 OR Name LIKE 'P%' OR Population < 100000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ALL Population,Name NULL NULL NULL 4079 Using where +EXPLAIN +SELECT * FROM City +WHERE (Population >= 100000 OR Name LIKE 'P%') AND Country='CAN' OR +(Population < 100000 OR Name Like 'T%') AND Country='ARG'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country,Name Country 3 NULL 104 Using where +EXPLAIN +SELECT * FROM City +WHERE Population < 200000 AND Name LIKE 'P%' AND +(Population > 300000 OR Name LIKE 'T%') AND +(Population < 100000 OR Name LIKE 'Pa%'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Name Name 35 NULL 135 Using where +EXPLAIN +SELECT * FROM City +WHERE Population > 100000 AND Name LIKE 'Aba%' OR +Country IN ('CAN', 'ARG') AND ID < 3800 OR +Country < 'U' AND Name LIKE 'Zhu%' OR +ID BETWEEN 3800 AND 3810; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Name,Country,PRIMARY 35,3,4 NULL 132 Using sort_union(Name,Country,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE (Population > 101000 AND Population < 115000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 459 Using where +EXPLAIN +SELECT * FROM City +WHERE (Population > 101000 AND Population < 102000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 39 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Country,Name Name,Country 35,3 NULL 172 Using sort_union(Name,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 115000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Name,Country 35,3 NULL 172 Using sort_union(Name,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country,Name Population 4 NULL 39 Using where +SELECT * FROM City USE INDEX () +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 115000); +ID Name Country Population +403 Catanduva BRA 107761 +412 Cachoeirinha BRA 103240 +636 Bilbays EGY 113608 +637 Mit Ghamr EGY 101801 +701 Tarragona ESP 113016 +702 Lleida (Lérida) ESP 112207 +703 Jaén ESP 109247 +704 Ourense (Orense) ESP 109120 +705 Mataró ESP 104095 +706 Algeciras ESP 103106 +707 Marbella ESP 101144 +759 Gonder ETH 112249 +869 Cabuyao PHL 106630 +870 Calapan PHL 105910 +873 Cauayan PHL 103952 +1844 Cape Breton CAN 114733 +1847 Cambridge CAN 109186 +2908 Cajamarca PER 108009 +3003 Caen FRA 113987 +3411 Ceyhan TUR 102412 +3571 Calabozo VEN 107146 +3786 Cam Ranh VNM 114041 +3792 Tartu EST 101246 +4002 Carrollton USA 109576 +4027 Cape Coral USA 102286 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 115000); +ID Name Country Population +403 Catanduva BRA 107761 +412 Cachoeirinha BRA 103240 +636 Bilbays EGY 113608 +637 Mit Ghamr EGY 101801 +701 Tarragona ESP 113016 +702 Lleida (Lérida) ESP 112207 +703 Jaén ESP 109247 +704 Ourense (Orense) ESP 109120 +705 Mataró ESP 104095 +706 Algeciras ESP 103106 +707 Marbella ESP 101144 +759 Gonder ETH 112249 +869 Cabuyao PHL 106630 +870 Calapan PHL 105910 +873 Cauayan PHL 103952 +1844 Cape Breton CAN 114733 +1847 Cambridge CAN 109186 +2908 Cajamarca PER 108009 +3003 Caen FRA 113987 +3411 Ceyhan TUR 102412 +3571 Calabozo VEN 107146 +3786 Cam Ranh VNM 114041 +3792 Tartu EST 101246 +4002 Carrollton USA 109576 +4027 Cape Coral USA 102286 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +ID Name Country Population +637 Mit Ghamr EGY 101801 +707 Marbella ESP 101144 +3792 Tartu EST 101246 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +ID Name Country Population +707 Marbella ESP 101144 +3792 Tartu EST 101246 +4032 Cambridge USA 101355 +637 Mit Ghamr EGY 101801 +EXPLAIN +SELECT * FROM City WHERE (Name < 'Ac'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 13 Using where +EXPLAIN +SELECT * FROM City WHERE (Name < 'Bb'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 208 Using where +EXPLAIN +SELECT * FROM City WHERE (Country > 'A' AND Country < 'B'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 104 Using where +EXPLAIN +SELECT * FROM City WHERE (Name BETWEEN 'P' AND 'Pb'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 39 Using where +EXPLAIN +SELECT * FROM City WHERE (Name BETWEEN 'P' AND 'S'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 221 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 110000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 328 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 103000 AND Population < 104000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 37 Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country,Name Name 35 NULL 52 Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Name,Population 35,4 NULL 50 Using sort_union(Name,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Country,Name 3,35 NULL 143 Using sort_union(Country,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Country,Population 3,4 NULL 141 Using sort_union(Country,Population); Using where +SELECT * FROM City USE INDEX () +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +750 Paarl ZAF 105768 +168 Pabna BGD 103277 +2865 Pak Pattan PAK 107800 +189 Parakou BEN 103577 +SELECT * FROM City USE INDEX () +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +SELECT * FROM City USE INDEX () +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +SELECT * FROM City USE INDEX () +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +EXPLAIN +SELECT * FROM City WHERE (ID < 10) OR (ID BETWEEN 100 AND 110); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 21 Using where +EXPLAIN +SELECT * FROM City WHERE (ID < 200) OR (ID BETWEEN 100 AND 200); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 201 Using where +EXPLAIN +SELECT * FROM City WHERE (ID < 600) OR (ID BETWEEN 900 AND 1500); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ALL PRIMARY NULL NULL NULL 4079 Using where +EXPLAIN +SELECT * FROM City WHERE Country > 'A' AND Country < 'ARG'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 19 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'H%' OR Name LIKE 'P%' ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 222 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'Ha%' OR Name LIKE 'Pa%' ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 72 Using where +EXPLAIN +SELECT * FROM City +WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 110) AND +(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000))); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 21 Using where +EXPLAIN +SELECT * FROM City +WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 900 AND 1500) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Name,Country,Population 35,3,4 NULL 128 Using sort_union(Name,Country,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 200) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Name,Country,Population 35,3,4 NULL 128 Using sort_union(Name,Country,Population); Using where +SELECT * FROM City USE INDEX () +WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 110) AND +(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +100 Paraná ARG 207041 +102 Posadas ARG 201273 +SELECT * FROM City +WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 110) AND +(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +100 Paraná ARG 207041 +102 Posadas ARG 201273 +SELECT * FROM City USE INDEX() +WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 900 AND 1500) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +129 Oranjestad ABW 29034 +191 Hamilton BMU 1200 +528 Hartlepool GBR 92000 +529 Halifax GBR 91069 +914 Sekondi-Takoradi GHA 103653 +943 Palembang IDN 1222764 +950 Padang IDN 534474 +983 Palu IDN 142800 +984 Pasuruan IDN 134019 +991 Pangkal Pinang IDN 124000 +1003 Pemalang IDN 103500 +1004 Klaten IDN 103300 +1007 Palangka Raya IDN 99693 +1020 Padang Sidempuan IDN 91200 +1045 Patna IND 917243 +1114 Panihati IND 275990 +1129 Patiala IND 238368 +1142 Panipat IND 215218 +1159 Parbhani IND 190255 +1231 Pali IND 136842 +1263 Pathankot IND 123930 +1265 Palghat (Palakkad) IND 123289 +1293 Pallavaram IND 111866 +1319 Tellicherry (Thalassery) IND 103579 +1339 Palayankottai IND 97662 +1345 Patan IND 96109 +1436 Marv Dasht IRN 103579 +1468 Palermo ITA 683794 +1478 Padova ITA 211391 +1484 Parma ITA 168717 +SELECT * FROM City +WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 900 AND 1500) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +129 Oranjestad ABW 29034 +191 Hamilton BMU 1200 +528 Hartlepool GBR 92000 +529 Halifax GBR 91069 +914 Sekondi-Takoradi GHA 103653 +943 Palembang IDN 1222764 +950 Padang IDN 534474 +983 Palu IDN 142800 +984 Pasuruan IDN 134019 +991 Pangkal Pinang IDN 124000 +1003 Pemalang IDN 103500 +1004 Klaten IDN 103300 +1007 Palangka Raya IDN 99693 +1020 Padang Sidempuan IDN 91200 +1045 Patna IND 917243 +1114 Panihati IND 275990 +1129 Patiala IND 238368 +1142 Panipat IND 215218 +1159 Parbhani IND 190255 +1231 Pali IND 136842 +1263 Pathankot IND 123930 +1265 Palghat (Palakkad) IND 123289 +1293 Pallavaram IND 111866 +1319 Tellicherry (Thalassery) IND 103579 +1339 Palayankottai IND 97662 +1345 Patan IND 96109 +1436 Marv Dasht IRN 103579 +1468 Palermo ITA 683794 +1478 Padova ITA 211391 +1484 Parma ITA 168717 +SELECT * FROM City USE INDEX () +WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 200) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +100 Paraná ARG 207041 +129 Oranjestad ABW 29034 +167 Jamalpur BGD 103556 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +191 Hamilton BMU 1200 +SELECT * FROM City +WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 200) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +100 Paraná ARG 207041 +129 Oranjestad ABW 29034 +167 Jamalpur BGD 103556 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +191 Hamilton BMU 1200 +EXPLAIN +SELECT * FROM City WHERE Population > 101000 AND Population < 102000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 39 Using where +EXPLAIN +SELECT * FROM City WHERE Population > 101000 AND Population < 110000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 328 Using where +EXPLAIN +SELECT * FROM City WHERE Country < 'C'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 436 Using where +EXPLAIN +SELECT * FROM City WHERE Country < 'AGO'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 6 Using where +EXPLAIN +SELECT * FROM City WHERE Name BETWEEN 'P' AND 'S'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 221 Using where +EXPLAIN +SELECT * FROM City WHERE Name BETWEEN 'P' AND 'Pb'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 39 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3400 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 401 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'P%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 135 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) AND +(Country < 'C' OR Name BETWEEN 'P' AND 'S')) OR +((ID BETWEEN 3400 AND 3800) AND +(Country < 'AGO' OR Name LIKE 'Pa%')); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Country,Name,Population 3,35,4 NULL 84 Using sort_union(Country,Name,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 110000) AND +(Country < 'AGO' OR Name BETWEEN 'P' AND 'Pb')) OR +((ID BETWEEN 3790 AND 3800) AND +(Country < 'C' OR Name LIKE 'P%')); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Country,Name,PRIMARY 3,35,4 NULL 56 Using sort_union(Country,Name,PRIMARY); Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) AND +(Country < 'C' OR Name BETWEEN 'P' AND 'S')) OR +((ID BETWEEN 3400 AND 3800) AND +(Country < 'AGO' OR Name LIKE 'Pa%')); +ID Name Country Population +169 Naogaon BGD 101266 +205 Francistown BWA 101805 +417 Itaituba BRA 101320 +418 Araras BRA 101046 +751 Potchefstroom ZAF 101817 +2909 Puno PER 101578 +3463 Pavlograd UKR 127000 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) AND +(Country < 'C' OR Name BETWEEN 'P' AND 'S')) OR +((ID BETWEEN 3400 AND 3800) AND +(Country < 'AGO' OR Name LIKE 'Pa%')); +ID Name Country Population +169 Naogaon BGD 101266 +205 Francistown BWA 101805 +417 Itaituba BRA 101320 +418 Araras BRA 101046 +751 Potchefstroom ZAF 101817 +2909 Puno PER 101578 +3463 Pavlograd UKR 127000 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 110000) AND +(Country < 'AGO' OR Name BETWEEN 'P' AND 'Pb')) OR +((ID BETWEEN 3790 AND 3800) AND +(Country < 'C' OR Name LIKE 'P%')); +ID Name Country Population +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 110000) AND +(Country < 'AGO' OR Name BETWEEN 'P' AND 'Pb')) OR +((ID BETWEEN 3790 AND 3800) AND +(Country < 'C' OR Name LIKE 'P%')); +ID Name Country Population +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +CREATE INDEX CountryPopulation ON City(Country,Population); +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'Pas%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 5 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'P%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 135 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 103000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 81 Using where +EXPLAIN +SELECT * FROM City WHERE Country='USA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation Country 3 const 267 Using where +EXPLAIN +SELECT * FROM City WHERE Country='FIN'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation Country 3 const 6 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%') +AND Country='USA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name,CountryPopulation CountryPopulation,Name 7,35 NULL 15 Using sort_union(CountryPopulation,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%') +AND Country='FIN'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Population,Country,Name,CountryPopulation Country 3 const 6 Using where +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%') +AND Country='USA'; +ID Name Country Population +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +4023 Gary USA 102746 +4024 Berkeley USA 102743 +4025 Santa Clara USA 102361 +4026 Green Bay USA 102313 +4027 Cape Coral USA 102286 +4028 Arvada USA 102153 +4029 Pueblo USA 102121 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%') +AND Country='USA'; +ID Name Country Population +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +4023 Gary USA 102746 +4024 Berkeley USA 102743 +4025 Santa Clara USA 102361 +4026 Green Bay USA 102313 +4027 Cape Coral USA 102286 +4028 Arvada USA 102153 +4029 Pueblo USA 102121 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%') +AND Country='FIN'; +ID Name Country Population +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%') +AND Country='FIN'; +ID Name Country Population +CREATE INDEX CountryName ON City(Country,Name); +EXPLAIN +SELECT * FROM City WHERE Country='USA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation,CountryName Country 3 const 267 Using where +EXPLAIN +SELECT * FROM City WHERE Country='FIN'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation,CountryName CountryName 3 const 5 Using where +EXPLAIN +SELECT * FROM City WHERE Country='BRA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation,CountryName CountryName 3 const 221 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 4025 AND 4035; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 4028 AND 4032; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 5 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3500 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 301 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 4000 AND 4300; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 80 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 250 and 260 ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 102000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 39 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 103000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 81 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'Pa%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 41 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryPopulation,PRIMARY 7,4 NULL 14 Using sort_union(CountryPopulation,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4028 AND 4032); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryName,PRIMARY 38,4 NULL 11 Using sort_union(CountryName,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 110000) OR +ID BETWEEN 3500 AND 3800) AND Country='FIN' + AND (Name BETWEEN 'P' AND 'T' OR ID BETWEEN 4000 AND 4300); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryName 3 const 5 Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4028 AND 4032); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4028 AND 4032); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='FIN' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='FIN' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 and Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + OR (Name LIKE 'Pa%' OR ID BETWEEN 250 AND 260) AND Country='BRA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryPopulation,PRIMARY,CountryName 7,4,38 NULL 35 Using sort_union(CountryPopulation,PRIMARY,CountryName); Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 and Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + OR (Name LIKE 'Pa%' OR ID BETWEEN 250 AND 260) AND Country='BRA'; +ID Name Country Population +250 Mauá BRA 375055 +251 CarapicuÃba BRA 357552 +252 Olinda BRA 354732 +253 Campina Grande BRA 352497 +254 São José do Rio Preto BRA 351944 +255 Caxias do Sul BRA 349581 +256 Moji das Cruzes BRA 339194 +257 Diadema BRA 335078 +258 Aparecida de Goiânia BRA 324662 +259 Piracicaba BRA 319104 +260 Cariacica BRA 319033 +285 Paulista BRA 248473 +339 Passo Fundo BRA 166343 +364 ParnaÃba BRA 129756 +372 Paranaguá BRA 126076 +379 Palmas BRA 121919 +386 Patos de Minas BRA 119262 +424 Passos BRA 98570 +430 Paulo Afonso BRA 97291 +435 Parnamirim BRA 96210 +448 Patos BRA 90519 +451 Palhoça BRA 89465 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 and Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + OR (Name LIKE 'Pa%' OR ID BETWEEN 250 AND 260) AND Country='BRA'; +ID Name Country Population +250 Mauá BRA 375055 +251 CarapicuÃba BRA 357552 +252 Olinda BRA 354732 +253 Campina Grande BRA 352497 +254 São José do Rio Preto BRA 351944 +255 Caxias do Sul BRA 349581 +256 Moji das Cruzes BRA 339194 +257 Diadema BRA 335078 +258 Aparecida de Goiânia BRA 324662 +259 Piracicaba BRA 319104 +260 Cariacica BRA 319033 +285 Paulista BRA 248473 +339 Passo Fundo BRA 166343 +364 ParnaÃba BRA 129756 +372 Paranaguá BRA 126076 +379 Palmas BRA 121919 +386 Patos de Minas BRA 119262 +424 Passos BRA 98570 +430 Paulo Afonso BRA 97291 +435 Parnamirim BRA 96210 +448 Patos BRA 90519 +451 Palhoça BRA 89465 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'P%' OR ID BETWEEN 4000 AND 4300); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryName 38 NULL 23 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'Pho%' OR ID BETWEEN 4000 AND 4300); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country,Name,CountryPopulation,CountryName Name 35 NULL 1 Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'P%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'P%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'Pho%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3798 Phoenix USA 1321045 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'Pho%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3798 Phoenix USA 1321045 +DROP INDEX Population ON City; +DROP INDEX Name ON City; +EXPLAIN +SELECT * FROM City +WHERE Country='USA' AND Population BETWEEN 101000 AND 102000 OR +Country='USA' AND Name LIKE 'Pa%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Country,CountryPopulation,CountryName CountryPopulation,CountryName 7,38 NULL 10 Using sort_union(CountryPopulation,CountryName); Using where +SELECT * FROM City USE INDEX() +WHERE Country='USA' AND Population BETWEEN 101000 AND 102000 OR +Country='USA' AND Name LIKE 'Pa%'; +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE Country='USA' AND Population BETWEEN 101000 AND 102000 OR +Country='USA' AND Name LIKE 'Pa%'; +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +EXPLAIN +SELECT * FROM City +WHERE Country='USA' AND +(Population BETWEEN 101000 AND 102000 OR Name LIKE 'Pa%'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Country,CountryPopulation,CountryName CountryPopulation,CountryName 7,38 NULL 10 Using sort_union(CountryPopulation,CountryName); Using where +SELECT * FROM City +WHERE Country='USA' AND +(Population BETWEEN 101000 AND 102000 OR Name LIKE 'Pa%'); +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE Country='USA' AND +(Population BETWEEN 101000 AND 102000 OR Name LIKE 'Pa%'); +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +DROP DATABASE world; +use test; +CREATE TABLE t1 ( +id int(10) unsigned NOT NULL auto_increment, +account_id int(10) unsigned NOT NULL, +first_name varchar(50) default NULL, +middle_name varchar(50) default NULL, +last_name varchar(100) default NULL, +home_address_1 varchar(150) default NULL, +home_city varchar(75) default NULL, +home_state char(2) default NULL, +home_postal_code varchar(50) default NULL, +home_county varchar(75) default NULL, +home_country char(3) default NULL, +work_address_1 varchar(150) default NULL, +work_city varchar(75) default NULL, +work_state char(2) default NULL, +work_postal_code varchar(50) default NULL, +work_county varchar(75) default NULL, +work_country char(3) default NULL, +login varchar(50) NOT NULL, +PRIMARY KEY (id), +KEY login (login,account_id), +KEY account_id (account_id), +KEY user_home_country_indx (home_country), +KEY user_work_country_indx (work_country), +KEY user_home_state_indx (home_state), +KEY user_work_state_indx (work_state), +KEY user_home_city_indx (home_city), +KEY user_work_city_indx (work_city), +KEY user_first_name_indx (first_name), +KEY user_last_name_indx (last_name) +); +insert into t1(account_id, login, home_state, work_state) values +(1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'), +(1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'); +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +select count(*) from t1 where account_id = 1; +count(*) +3072 +select * from t1 +where (home_state = 'ia' or work_state='ia') and account_id = 1; +id account_id first_name middle_name last_name home_address_1 home_city home_state home_postal_code home_county home_country work_address_1 work_city work_state work_postal_code work_county work_country login +1 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +2 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +3 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +4 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +5 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +6 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +explain +select * from t1 +where (home_state = 'ia' or work_state='ia') and account_id = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge account_id,user_home_state_indx,user_work_state_indx user_home_state_indx,user_work_state_indx 3,3 NULL 6 Using union(user_home_state_indx,user_work_state_indx); Using where +drop table t1; +CREATE TABLE t1 ( +c1 int(11) NOT NULL auto_increment, +c2 decimal(10,0) default NULL, +c3 decimal(10,0) default NULL, +c4 decimal(10,0) default NULL, +c5 decimal(10,0) default NULL, +cp decimal(1,0) default NULL, +ce decimal(10,0) default NULL, +cdata char(20), +PRIMARY KEY (c1), +KEY k1 (c2,c3,cp,ce), +KEY k2 (c4,c5,cp,ce) +); +insert into t1 (c2, c3, c4, c5, cp) values(1,1,1,1,1); +insert into t1 (c2, c3, c4, c5, cp) values(2,1,1,1,4); +insert into t1 (c2, c3, c4, c5, cp) values(2,1,2,1,1); +insert into t1 (c2, c3, c4, c5, cp) values(2,1,3,1,4); +insert into t1 (c2, c3, c4, c5, cp) values(3,1,4,1,4); +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +explain +select * from t1 where (c2=1 and c3=1) or (c4=2 and c5=1); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 12,12 NULL 2 Using sort_union(k1,k2); Using where +explain +select * from t1 +where (c2=1 and c3=1 and cp=1) or (c4=2 and c5=1 and cp=1); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 14,14 NULL 2 Using sort_union(k1,k2); Using where +explain +select * from t1 +where ((c2=1 and c3=1) or (c4=2 and c5=1)) and cp=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 14,14 NULL 2 Using sort_union(k1,k2); Using where +select * from t1 +where (c2=1 and c3=1 and cp=1) or (c4=2 and c5=1 and cp=1); +c1 c2 c3 c4 c5 cp ce cdata +1 1 1 1 1 1 NULL NULL +3 2 1 2 1 1 NULL NULL +select * from t1 +where ((c2=1 and c3=1) or (c4=2 and c5=1)) and cp=1; +c1 c2 c3 c4 c5 cp ce cdata +1 1 1 1 1 1 NULL NULL +3 2 1 2 1 1 NULL NULL +drop table t1; +create table t1 ( +c1 int auto_increment primary key, +c2 char(20), +c3 char (20), +c4 int +); +alter table t1 add key k1 (c2); +alter table t1 add key k2 (c3); +alter table t1 add key k3 (c4); +insert into t1 values(null, 'a', 'b', 0); +insert into t1 values(null, 'c', 'b', 0); +insert into t1 values(null, 'a', 'd', 0); +insert into t1 values(null, 'ccc', 'qqq', 0); +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,1 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,2 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,3 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,4 from t1 where c2 != 'a'; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +select count(*) from t1 where (c2='e' OR c3='q'); +count(*) +0 +select count(*) from t1 where c4 != 0; +count(*) +3840 +explain +select distinct c1 from t1 where (c2='e' OR c3='q'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 21,21 NULL 2 Using union(k1,k2); Using where +explain +select distinct c1 from t1 where (c4!= 0) AND (c2='e' OR c3='q'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2,k3 k1,k2 21,21 NULL 2 Using union(k1,k2); Using where +drop table t1; +create table t1 ( +id int unsigned auto_increment primary key, +c1 char(12), +c2 char(15), +c3 char(1) +); +insert into t1 (c3) values ('1'), ('2'); +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +update t1 set c1=lpad(id+1000, 12, ' '), c2=lpad(id+10000, 15, ' '); +alter table t1 add unique index (c1), add unique index (c2), add index (c3); +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +explain +select * from t1 where (c1=' 100000' or c2=' 2000000'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge c1,c2 c1,c2 13,16 NULL 2 Using union(c1,c2); Using where +explain +select * from t1 where (c1=' 100000' or c2=' 2000000') and c3='2'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge c1,c2,c3 c1,c2 13,16 NULL 2 Using union(c1,c2); Using where +select * from t1 where (c1=' 100000' or c2=' 2000000'); +id c1 c2 c3 +select * from t1 where (c1=' 100000' or c2=' 2000000') and c3='2'; +id c1 c2 c3 +drop table t1; +CREATE TABLE t1 ( +a smallint DEFAULT NULL, +pk int NOT NULL AUTO_INCREMENT PRIMARY KEY, +b varchar(10) DEFAULT NULL, +c varchar(64) DEFAULT NULL, +INDEX idx1 (a), +INDEX idx2 (b), +INDEX idx3 (c) +); +SELECT COUNT(*) FROM t1 IGNORE INDEX (idx2,idx3) +WHERE c = 'i' OR b IN ( 'Arkansas' , 'd' , 'pdib' , 'can' ) OR +(pk BETWEEN 120 AND 79 + 255 OR a IN ( 4 , 179 , 1 ) ) AND a > 8 ; +COUNT(*) +5 +SELECT COUNT(*) FROM t1 +WHERE c = 'i' OR b IN ( 'Arkansas' , 'd' , 'pdib' , 'can' ) OR +(pk BETWEEN 120 AND 79 + 255 OR a IN ( 4 , 179 , 1 ) ) AND a > 8 ; +COUNT(*) +5 +EXPLAIN +SELECT COUNT(*) FROM t1 +WHERE c = 'i' OR b IN ( 'Arkansas' , 'd' , 'pdib' , 'can' ) OR +(pk BETWEEN 120 AND 79 + 255 OR a IN ( 4 , 179 , 1 ) ) AND a > 8 ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,idx1,idx2,idx3 idx3,idx2,PRIMARY,idx1 67,13,4,3 NULL 8 Using sort_union(idx3,idx2,PRIMARY,idx1); Using where +DROP TABLE t1; +CREATE TABLE t1 ( +f1 int, f2 int, f3 int, f4 int, f5 int, +PRIMARY KEY (f4), KEY (f1), KEY (f2), KEY (f3) +) ; +INSERT INTO t1 VALUES (0,0,NULL,9,5), (0,0,1,9425,NULL); +SELECT f5 FROM t1 +WHERE f2 != 1 OR f1 IS NULL OR f4 = 4 OR +f2 AND (f4 BETWEEN 6 AND 255 OR f3 IS NULL); +f5 +5 +NULL +DROP TABLE t1; +CREATE TABLE t1 ( +f1 int, f2 int, f3 int, f4 int, +PRIMARY KEY (f1), KEY (f3), KEY (f4) +); +INSERT INTO t1 VALUES (9,0,2,6), (9930,0,0,NULL); +SET SESSION optimizer_switch='index_merge_intersection=off'; +SET SESSION optimizer_switch='index_merge_sort_union=off'; +SET SESSION optimizer_switch='index_merge_union=off'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL PRIMARY,f3,f4 NULL NULL NULL 2 Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +SET SESSION optimizer_switch='index_merge_union=on'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL PRIMARY,f3,f4 NULL NULL NULL 2 Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +INSERT INTO t1 VALUES +(93,0,3,6), (9933,0,3,3), (94,0,4,6), (9934,0,4,4), +(95,0,5,6), (9935,0,5,5), (96,0,6,6), (9936,0,6,6), +(97,0,7,6), (9937,0,7,7), (98,0,8,6), (9938,0,8,8), +(99,0,9,6), (9939,0,9,9); +SET SESSION optimizer_switch='index_merge_union=off'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL PRIMARY,f3,f4 NULL NULL NULL 16 Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +SET SESSION optimizer_switch='index_merge_union=on'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,f3,f4 f3,PRIMARY,f3 5,4,5 NULL 3 Using union(f3,PRIMARY,f3); Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +SET SESSION optimizer_switch=DEFAULT; +DROP TABLE t1; +CREATE TABLE t1 (f1 int) ; +INSERT INTO t1 VALUES (0), (0); +CREATE TABLE t2 (f1 int, f2 int, f3 int, f4 int, INDEX idx (f3,f2)) ; +INSERT INTO t2 VALUES (5,6,0,0), (0,4,0,0); +CREATE TABLE t3 (f1 int, f2 int, INDEX idx1 (f2,f1) , INDEX idx2 (f1)) ; +INSERT INTO t3 VALUES (6,0),( 4,0); +SELECT * FROM t1,t2,t3 +WHERE (t2.f3 = 1 OR t3.f1=t2.f1) AND t3.f1 <> t2.f2 AND t3.f2 = t2.f4; +f1 f1 f2 f3 f4 f1 f2 +DROP TABLE t1,t2,t3; +set session optimizer_switch='index_merge_sort_intersection=default'; diff --git a/mysql-test/r/range_vs_index_merge_innodb.result b/mysql-test/r/range_vs_index_merge_innodb.result new file mode 100644 index 00000000000..e74d187a416 --- /dev/null +++ b/mysql-test/r/range_vs_index_merge_innodb.result @@ -0,0 +1,1382 @@ +SET SESSION STORAGE_ENGINE='InnoDB'; +DROP TABLE IF EXISTS t1,t2,t3,t4; +DROP DATABASE IF EXISTS world; +set names utf8; +CREATE DATABASE world; +use world; +CREATE TABLE Country ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +Population int(11) NOT NULL default '0', +Capital int(11) default NULL, +PRIMARY KEY (Code), +UNIQUE INDEX (Name) +); +CREATE TABLE City ( +ID int(11) NOT NULL auto_increment, +Name char(35) NOT NULL default '', +Country char(3) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID), +INDEX (Population), +INDEX (Country) +); +CREATE TABLE CountryLanguage ( +Country char(3) NOT NULL default '', +Language char(30) NOT NULL default '', +Percentage float(3,1) NOT NULL default '0.0', +PRIMARY KEY (Country, Language), +INDEX (Percentage) +); +SELECT COUNT(*) FROM Country; +COUNT(*) +239 +SELECT COUNT(*) FROM City; +COUNT(*) +4079 +SELECT COUNT(*) FROM CountryLanguage; +COUNT(*) +984 +CREATE INDEX Name ON City(Name); +set session optimizer_switch='index_merge_sort_intersection=off'; +EXPLAIN +SELECT * FROM City +WHERE (Population >= 100000 OR Name LIKE 'P%' OR Population < 100000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ALL Population,Name NULL NULL NULL 4079 Using where +EXPLAIN +SELECT * FROM City +WHERE (Population >= 100000 OR Name LIKE 'P%') AND Country='CAN' OR +(Population < 100000 OR Name Like 'T%') AND Country='ARG'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country,Name Country 3 NULL 106 Using where +EXPLAIN +SELECT * FROM City +WHERE Population < 200000 AND Name LIKE 'P%' AND +(Population > 300000 OR Name LIKE 'T%') AND +(Population < 100000 OR Name LIKE 'Pa%'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Name Name 35 NULL 235 Using where +EXPLAIN +SELECT * FROM City +WHERE Population > 100000 AND Name LIKE 'Aba%' OR +Country IN ('CAN', 'ARG') AND ID < 3800 OR +Country < 'U' AND Name LIKE 'Zhu%' OR +ID BETWEEN 3800 AND 3810; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Name,Country,PRIMARY 35,3,4 NULL 125 Using sort_union(Name,Country,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE (Population > 101000 AND Population < 115000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 458 Using where +EXPLAIN +SELECT * FROM City +WHERE (Population > 101000 AND Population < 102000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 38 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Country,Name Name,Country 35,3 NULL 213 Using sort_union(Name,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 115000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Name,Country 35,3 NULL 213 Using sort_union(Name,Country); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country,Name Population 4 NULL 38 Using where +SELECT * FROM City USE INDEX () +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 115000); +ID Name Country Population +403 Catanduva BRA 107761 +412 Cachoeirinha BRA 103240 +636 Bilbays EGY 113608 +637 Mit Ghamr EGY 101801 +701 Tarragona ESP 113016 +702 Lleida (Lérida) ESP 112207 +703 Jaén ESP 109247 +704 Ourense (Orense) ESP 109120 +705 Mataró ESP 104095 +706 Algeciras ESP 103106 +707 Marbella ESP 101144 +759 Gonder ETH 112249 +869 Cabuyao PHL 106630 +870 Calapan PHL 105910 +873 Cauayan PHL 103952 +1844 Cape Breton CAN 114733 +1847 Cambridge CAN 109186 +2908 Cajamarca PER 108009 +3003 Caen FRA 113987 +3411 Ceyhan TUR 102412 +3571 Calabozo VEN 107146 +3786 Cam Ranh VNM 114041 +3792 Tartu EST 101246 +4002 Carrollton USA 109576 +4027 Cape Coral USA 102286 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 115000); +ID Name Country Population +403 Catanduva BRA 107761 +412 Cachoeirinha BRA 103240 +636 Bilbays EGY 113608 +637 Mit Ghamr EGY 101801 +701 Tarragona ESP 113016 +702 Lleida (Lérida) ESP 112207 +703 Jaén ESP 109247 +704 Ourense (Orense) ESP 109120 +705 Mataró ESP 104095 +706 Algeciras ESP 103106 +707 Marbella ESP 101144 +759 Gonder ETH 112249 +869 Cabuyao PHL 106630 +870 Calapan PHL 105910 +873 Cauayan PHL 103952 +1844 Cape Breton CAN 114733 +1847 Cambridge CAN 109186 +2908 Cajamarca PER 108009 +3003 Caen FRA 113987 +3411 Ceyhan TUR 102412 +3571 Calabozo VEN 107146 +3786 Cam Ranh VNM 114041 +3792 Tartu EST 101246 +4002 Carrollton USA 109576 +4027 Cape Coral USA 102286 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +ID Name Country Population +637 Mit Ghamr EGY 101801 +707 Marbella ESP 101144 +3792 Tartu EST 101246 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Name > 'Ca' AND Name < 'Cf') OR (Country > 'E' AND Country < 'F')) +AND (Population > 101000 AND Population < 102000); +ID Name Country Population +707 Marbella ESP 101144 +3792 Tartu EST 101246 +4032 Cambridge USA 101355 +637 Mit Ghamr EGY 101801 +EXPLAIN +SELECT * FROM City WHERE (Name < 'Ac'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 23 Using where +EXPLAIN +SELECT * FROM City WHERE (Name < 'Bb'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 373 Using where +EXPLAIN +SELECT * FROM City WHERE (Country > 'A' AND Country < 'B'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 106 Using where +EXPLAIN +SELECT * FROM City WHERE (Name BETWEEN 'P' AND 'Pb'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 71 Using where +EXPLAIN +SELECT * FROM City WHERE (Name BETWEEN 'P' AND 'S'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 384 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 110000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 327 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 103000 AND Population < 104000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 36 Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population,Country,Name Name 35 NULL 94 Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Name,Population 35,4 NULL 59 Using sort_union(Name,Population); Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Country,Name 3,35 NULL 177 Using sort_union(Country,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name Country,Population 3,4 NULL 142 Using sort_union(Country,Population); Using where +SELECT * FROM City USE INDEX () +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +750 Paarl ZAF 105768 +168 Pabna BGD 103277 +2865 Pak Pattan PAK 107800 +189 Parakou BEN 103577 +SELECT * FROM City USE INDEX () +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +SELECT * FROM City +WHERE (Name < 'Ac' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +65 Abu Dhabi ARE 398695 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +SELECT * FROM City USE INDEX () +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'Pb' AND (Population > 101000 AND Population < 110000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +SELECT * FROM City USE INDEX () +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +SELECT * FROM City +WHERE (Name < 'Bb' AND (Country > 'A' AND Country < 'B')) OR +(Name BETWEEN 'P' AND 'S' AND (Population > 103000 AND Population < 104000)); +ID Name Country Population +55 Andorra la Vella AND 21189 +65 Abu Dhabi ARE 398695 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +75 Almirante Brown ARG 538918 +85 Avellaneda ARG 353046 +96 BahÃa Blanca ARG 239810 +134 Adelaide AUS 978100 +144 Baku AZE 1787800 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +1003 Pemalang IDN 103500 +2663 RÃo Bravo MEX 103901 +EXPLAIN +SELECT * FROM City WHERE (ID < 10) OR (ID BETWEEN 100 AND 110); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 20 Using where +EXPLAIN +SELECT * FROM City WHERE (ID < 200) OR (ID BETWEEN 100 AND 200); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 200 Using where +EXPLAIN +SELECT * FROM City WHERE (ID < 600) OR (ID BETWEEN 900 AND 1500); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 1198 Using where +EXPLAIN +SELECT * FROM City WHERE Country > 'A' AND Country < 'ARG'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 19 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'H%' OR Name LIKE 'P%' ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 394 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'Ha%' OR Name LIKE 'Pa%' ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 133 Using where +EXPLAIN +SELECT * FROM City +WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 110) AND +(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000))); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 20 Using where +EXPLAIN +SELECT * FROM City +WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 900 AND 1500) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Name,Country,PRIMARY 35,3,4 NULL 681 Using sort_union(Name,Country,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 200) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country,Name PRIMARY 4 NULL 200 Using where +SELECT * FROM City USE INDEX () +WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 110) AND +(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +100 Paraná ARG 207041 +102 Posadas ARG 201273 +SELECT * FROM City +WHERE ((ID < 10) AND (Name LIKE 'H%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 110) AND +(Name LIKE 'P%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +100 Paraná ARG 207041 +102 Posadas ARG 201273 +SELECT * FROM City USE INDEX() +WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 900 AND 1500) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +129 Oranjestad ABW 29034 +191 Hamilton BMU 1200 +528 Hartlepool GBR 92000 +529 Halifax GBR 91069 +914 Sekondi-Takoradi GHA 103653 +943 Palembang IDN 1222764 +950 Padang IDN 534474 +983 Palu IDN 142800 +984 Pasuruan IDN 134019 +991 Pangkal Pinang IDN 124000 +1003 Pemalang IDN 103500 +1004 Klaten IDN 103300 +1007 Palangka Raya IDN 99693 +1020 Padang Sidempuan IDN 91200 +1045 Patna IND 917243 +1114 Panihati IND 275990 +1129 Patiala IND 238368 +1142 Panipat IND 215218 +1159 Parbhani IND 190255 +1231 Pali IND 136842 +1263 Pathankot IND 123930 +1265 Palghat (Palakkad) IND 123289 +1293 Pallavaram IND 111866 +1319 Tellicherry (Thalassery) IND 103579 +1339 Palayankottai IND 97662 +1345 Patan IND 96109 +1436 Marv Dasht IRN 103579 +1468 Palermo ITA 683794 +1478 Padova ITA 211391 +1484 Parma ITA 168717 +SELECT * FROM City +WHERE ((ID < 800) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 900 AND 1500) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +129 Oranjestad ABW 29034 +191 Hamilton BMU 1200 +528 Hartlepool GBR 92000 +529 Halifax GBR 91069 +914 Sekondi-Takoradi GHA 103653 +943 Palembang IDN 1222764 +950 Padang IDN 534474 +983 Palu IDN 142800 +984 Pasuruan IDN 134019 +991 Pangkal Pinang IDN 124000 +1003 Pemalang IDN 103500 +1004 Klaten IDN 103300 +1007 Palangka Raya IDN 99693 +1020 Padang Sidempuan IDN 91200 +1045 Patna IND 917243 +1114 Panihati IND 275990 +1129 Patiala IND 238368 +1142 Panipat IND 215218 +1159 Parbhani IND 190255 +1231 Pali IND 136842 +1263 Pathankot IND 123930 +1265 Palghat (Palakkad) IND 123289 +1293 Pallavaram IND 111866 +1319 Tellicherry (Thalassery) IND 103579 +1339 Palayankottai IND 97662 +1345 Patan IND 96109 +1436 Marv Dasht IRN 103579 +1468 Palermo ITA 683794 +1478 Padova ITA 211391 +1484 Parma ITA 168717 +SELECT * FROM City USE INDEX () +WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 200) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +100 Paraná ARG 207041 +129 Oranjestad ABW 29034 +167 Jamalpur BGD 103556 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +191 Hamilton BMU 1200 +SELECT * FROM City +WHERE ((ID < 200) AND (Name LIKE 'Ha%' OR (Country > 'A' AND Country < 'ARG'))) +OR ((ID BETWEEN 100 AND 200) AND +(Name LIKE 'Pa%' OR (Population > 103000 AND Population < 104000))); +ID Name Country Population +1 Kabul AFG 1780000 +2 Qandahar AFG 237500 +3 Herat AFG 186800 +4 Mazar-e-Sharif AFG 127800 +7 Haag NLD 440900 +16 Haarlem NLD 148772 +25 Haarlemmermeer NLD 110722 +33 Willemstad ANT 2345 +34 Tirana ALB 270000 +55 Andorra la Vella AND 21189 +56 Luanda AGO 2022000 +57 Huambo AGO 163100 +58 Lobito AGO 130000 +59 Benguela AGO 128300 +60 Namibe AGO 118200 +61 South Hill AIA 961 +62 The Valley AIA 595 +64 Dubai ARE 669181 +65 Abu Dhabi ARE 398695 +66 Sharja ARE 320095 +67 al-Ayn ARE 225970 +68 Ajman ARE 114395 +100 Paraná ARG 207041 +129 Oranjestad ABW 29034 +167 Jamalpur BGD 103556 +168 Pabna BGD 103277 +189 Parakou BEN 103577 +191 Hamilton BMU 1200 +EXPLAIN +SELECT * FROM City WHERE Population > 101000 AND Population < 102000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 38 Using where +EXPLAIN +SELECT * FROM City WHERE Population > 101000 AND Population < 110000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 327 Using where +EXPLAIN +SELECT * FROM City WHERE Country < 'C'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 446 Using where +EXPLAIN +SELECT * FROM City WHERE Country < 'AGO'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Country Country 3 NULL 5 Using where +EXPLAIN +SELECT * FROM City WHERE Name BETWEEN 'P' AND 'S'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 384 Using where +EXPLAIN +SELECT * FROM City WHERE Name BETWEEN 'P' AND 'Pb'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 71 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3400 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 400 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'P%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 235 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) AND +(Country < 'C' OR Name BETWEEN 'P' AND 'S')) OR +((ID BETWEEN 3400 AND 3800) AND +(Country < 'AGO' OR Name LIKE 'Pa%')); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Population,PRIMARY 4,4 NULL 438 Using sort_union(Population,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 110000) AND +(Country < 'AGO' OR Name BETWEEN 'P' AND 'Pb')) OR +((ID BETWEEN 3790 AND 3800) AND +(Country < 'C' OR Name LIKE 'P%')); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name Country,Name,PRIMARY 3,35,4 NULL 87 Using sort_union(Country,Name,PRIMARY); Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) AND +(Country < 'C' OR Name BETWEEN 'P' AND 'S')) OR +((ID BETWEEN 3400 AND 3800) AND +(Country < 'AGO' OR Name LIKE 'Pa%')); +ID Name Country Population +169 Naogaon BGD 101266 +205 Francistown BWA 101805 +417 Itaituba BRA 101320 +418 Araras BRA 101046 +751 Potchefstroom ZAF 101817 +2909 Puno PER 101578 +3463 Pavlograd UKR 127000 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) AND +(Country < 'C' OR Name BETWEEN 'P' AND 'S')) OR +((ID BETWEEN 3400 AND 3800) AND +(Country < 'AGO' OR Name LIKE 'Pa%')); +ID Name Country Population +169 Naogaon BGD 101266 +205 Francistown BWA 101805 +417 Itaituba BRA 101320 +418 Araras BRA 101046 +751 Potchefstroom ZAF 101817 +2909 Puno PER 101578 +3463 Pavlograd UKR 127000 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 110000) AND +(Country < 'AGO' OR Name BETWEEN 'P' AND 'Pb')) OR +((ID BETWEEN 3790 AND 3800) AND +(Country < 'C' OR Name LIKE 'P%')); +ID Name Country Population +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 110000) AND +(Country < 'AGO' OR Name BETWEEN 'P' AND 'Pb')) OR +((ID BETWEEN 3790 AND 3800) AND +(Country < 'C' OR Name LIKE 'P%')); +ID Name Country Population +168 Pabna BGD 103277 +189 Parakou BEN 103577 +750 Paarl ZAF 105768 +2865 Pak Pattan PAK 107800 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +CREATE INDEX CountryPopulation ON City(Country,Population); +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'Pas%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 8 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'P%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 235 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 103000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 80 Using where +EXPLAIN +SELECT * FROM City WHERE Country='USA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation Country 3 const 274 Using where +EXPLAIN +SELECT * FROM City WHERE Country='FIN'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation Country 3 const 7 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%') +AND Country='USA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Population,Country,Name,CountryPopulation CountryPopulation,Name 7,35 NULL 17 Using sort_union(CountryPopulation,Name); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%') +AND Country='FIN'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Population,Country,Name,CountryPopulation Country 3 const 7 Using where +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%') +AND Country='USA'; +ID Name Country Population +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +4023 Gary USA 102746 +4024 Berkeley USA 102743 +4025 Santa Clara USA 102361 +4026 Green Bay USA 102313 +4027 Cape Coral USA 102286 +4028 Arvada USA 102153 +4029 Pueblo USA 102121 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'Pas%') +AND Country='USA'; +ID Name Country Population +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +4023 Gary USA 102746 +4024 Berkeley USA 102743 +4025 Santa Clara USA 102361 +4026 Green Bay USA 102313 +4027 Cape Coral USA 102286 +4028 Arvada USA 102153 +4029 Pueblo USA 102121 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%') +AND Country='FIN'; +ID Name Country Population +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 103000) OR Name LIKE 'P%') +AND Country='FIN'; +ID Name Country Population +CREATE INDEX CountryName ON City(Country,Name); +EXPLAIN +SELECT * FROM City WHERE Country='USA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation,CountryName Country 3 const 274 Using where +EXPLAIN +SELECT * FROM City WHERE Country='FIN'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation,CountryName Country 3 const 7 Using where +EXPLAIN +SELECT * FROM City WHERE Country='BRA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref Country,CountryPopulation,CountryName Country 3 const 250 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3790 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 4025 AND 4035; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 4028 AND 4032; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 5 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 3500 AND 3800; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 300 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 4000 AND 4300; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 80 Using where +EXPLAIN +SELECT * FROM City WHERE ID BETWEEN 250 and 260 ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY PRIMARY 4 NULL 11 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 102000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 38 Using where +EXPLAIN +SELECT * FROM City WHERE (Population > 101000 AND Population < 103000); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Population Population 4 NULL 80 Using where +EXPLAIN +SELECT * FROM City WHERE Name LIKE 'Pa%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range Name Name 35 NULL 71 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryPopulation,PRIMARY 7,4 NULL 13 Using sort_union(CountryPopulation,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 103000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4028 AND 4032); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryName,PRIMARY 38,4 NULL 10 Using sort_union(CountryName,PRIMARY); Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 110000) OR +ID BETWEEN 3500 AND 3800) AND Country='FIN' + AND (Name BETWEEN 'P' AND 'T' OR ID BETWEEN 4000 AND 4300); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City ref PRIMARY,Population,Country,Name,CountryPopulation,CountryName Country 3 const 7 Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4028 AND 4032); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4028 AND 4032); +ID Name Country Population +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='FIN' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='FIN' + AND (Name LIKE 'Pa%' OR ID BETWEEN 4025 AND 4035); +ID Name Country Population +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 and Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + OR (Name LIKE 'Pa%' OR ID BETWEEN 250 AND 260) AND Country='BRA'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryPopulation,CountryName,PRIMARY 7,38,4 NULL 35 Using sort_union(CountryPopulation,CountryName,PRIMARY); Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 and Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + OR (Name LIKE 'Pa%' OR ID BETWEEN 250 AND 260) AND Country='BRA'; +ID Name Country Population +250 Mauá BRA 375055 +251 CarapicuÃba BRA 357552 +252 Olinda BRA 354732 +253 Campina Grande BRA 352497 +254 São José do Rio Preto BRA 351944 +255 Caxias do Sul BRA 349581 +256 Moji das Cruzes BRA 339194 +257 Diadema BRA 335078 +258 Aparecida de Goiânia BRA 324662 +259 Piracicaba BRA 319104 +260 Cariacica BRA 319033 +285 Paulista BRA 248473 +339 Passo Fundo BRA 166343 +364 ParnaÃba BRA 129756 +372 Paranaguá BRA 126076 +379 Palmas BRA 121919 +386 Patos de Minas BRA 119262 +424 Passos BRA 98570 +430 Paulo Afonso BRA 97291 +435 Parnamirim BRA 96210 +448 Patos BRA 90519 +451 Palhoça BRA 89465 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE ((Population > 101000 and Population < 102000) OR +ID BETWEEN 3790 AND 3800) AND Country='USA' + OR (Name LIKE 'Pa%' OR ID BETWEEN 250 AND 260) AND Country='BRA'; +ID Name Country Population +285 Paulista BRA 248473 +339 Passo Fundo BRA 166343 +364 ParnaÃba BRA 129756 +372 Paranaguá BRA 126076 +379 Palmas BRA 121919 +386 Patos de Minas BRA 119262 +424 Passos BRA 98570 +430 Paulo Afonso BRA 97291 +435 Parnamirim BRA 96210 +448 Patos BRA 90519 +451 Palhoça BRA 89465 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +250 Mauá BRA 375055 +251 CarapicuÃba BRA 357552 +252 Olinda BRA 354732 +253 Campina Grande BRA 352497 +254 São José do Rio Preto BRA 351944 +255 Caxias do Sul BRA 349581 +256 Moji das Cruzes BRA 339194 +257 Diadema BRA 335078 +258 Aparecida de Goiânia BRA 324662 +259 Piracicaba BRA 319104 +260 Cariacica BRA 319033 +3793 New York USA 8008278 +3794 Los Angeles USA 3694820 +3795 Chicago USA 2896016 +3796 Houston USA 1953631 +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +3799 San Diego USA 1223400 +3800 Dallas USA 1188580 +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'P%' OR ID BETWEEN 4000 AND 4300); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country,Name,CountryPopulation,CountryName CountryName 38 NULL 18 Using where +EXPLAIN +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'Pho%' OR ID BETWEEN 4000 AND 4300); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City range PRIMARY,Population,Country,Name,CountryPopulation,CountryName Name 35 NULL 1 Using where +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'P%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'P%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3797 Philadelphia USA 1517550 +3798 Phoenix USA 1321045 +SELECT * FROM City USE INDEX () +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'Pho%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3798 Phoenix USA 1321045 +SELECT * FROM City +WHERE ((Population > 101000 AND Population < 11000) OR +ID BETWEEN 3500 AND 3800) AND Country='USA' + AND (Name LIKE 'Pho%' OR ID BETWEEN 4000 AND 4300); +ID Name Country Population +3798 Phoenix USA 1321045 +DROP INDEX Population ON City; +DROP INDEX Name ON City; +EXPLAIN +SELECT * FROM City +WHERE Country='USA' AND Population BETWEEN 101000 AND 102000 OR +Country='USA' AND Name LIKE 'Pa%'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Country,CountryPopulation,CountryName CountryPopulation,CountryName 7,38 NULL 8 Using sort_union(CountryPopulation,CountryName); Using where +SELECT * FROM City USE INDEX() +WHERE Country='USA' AND Population BETWEEN 101000 AND 102000 OR +Country='USA' AND Name LIKE 'Pa%'; +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE Country='USA' AND Population BETWEEN 101000 AND 102000 OR +Country='USA' AND Name LIKE 'Pa%'; +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +EXPLAIN +SELECT * FROM City +WHERE Country='USA' AND +(Population BETWEEN 101000 AND 102000 OR Name LIKE 'Pa%'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE City index_merge Country,CountryPopulation,CountryName CountryPopulation,CountryName 7,38 NULL 8 Using sort_union(CountryPopulation,CountryName); Using where +SELECT * FROM City +WHERE Country='USA' AND +(Population BETWEEN 101000 AND 102000 OR Name LIKE 'Pa%'); +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +SELECT * FROM City +WHERE Country='USA' AND +(Population BETWEEN 101000 AND 102000 OR Name LIKE 'Pa%'); +ID Name Country Population +3932 Paterson USA 149222 +3943 Pasadena USA 141674 +3953 Pasadena USA 133936 +3967 Paradise USA 124682 +3986 Palmdale USA 116670 +4030 Sandy USA 101853 +4031 Athens-Clarke County USA 101489 +4032 Cambridge USA 101355 +DROP DATABASE world; +use test; +CREATE TABLE t1 ( +id int(10) unsigned NOT NULL auto_increment, +account_id int(10) unsigned NOT NULL, +first_name varchar(50) default NULL, +middle_name varchar(50) default NULL, +last_name varchar(100) default NULL, +home_address_1 varchar(150) default NULL, +home_city varchar(75) default NULL, +home_state char(2) default NULL, +home_postal_code varchar(50) default NULL, +home_county varchar(75) default NULL, +home_country char(3) default NULL, +work_address_1 varchar(150) default NULL, +work_city varchar(75) default NULL, +work_state char(2) default NULL, +work_postal_code varchar(50) default NULL, +work_county varchar(75) default NULL, +work_country char(3) default NULL, +login varchar(50) NOT NULL, +PRIMARY KEY (id), +KEY login (login,account_id), +KEY account_id (account_id), +KEY user_home_country_indx (home_country), +KEY user_work_country_indx (work_country), +KEY user_home_state_indx (home_state), +KEY user_work_state_indx (work_state), +KEY user_home_city_indx (home_city), +KEY user_work_city_indx (work_city), +KEY user_first_name_indx (first_name), +KEY user_last_name_indx (last_name) +); +insert into t1(account_id, login, home_state, work_state) values +(1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'), +(1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'), (1, 'pw', 'ia', 'ia'); +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +insert into t1(account_id, login, home_state, work_state) +select 1, 'pw', 'ak', 'ak' from t1; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +select count(*) from t1 where account_id = 1; +count(*) +3072 +select * from t1 +where (home_state = 'ia' or work_state='ia') and account_id = 1; +id account_id first_name middle_name last_name home_address_1 home_city home_state home_postal_code home_county home_country work_address_1 work_city work_state work_postal_code work_county work_country login +1 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +2 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +3 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +4 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +5 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +6 1 NULL NULL NULL NULL NULL ia NULL NULL NULL NULL NULL ia NULL NULL NULL pw +explain +select * from t1 +where (home_state = 'ia' or work_state='ia') and account_id = 1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge account_id,user_home_state_indx,user_work_state_indx user_home_state_indx,user_work_state_indx 3,3 NULL 10 Using union(user_home_state_indx,user_work_state_indx); Using where +drop table t1; +CREATE TABLE t1 ( +c1 int(11) NOT NULL auto_increment, +c2 decimal(10,0) default NULL, +c3 decimal(10,0) default NULL, +c4 decimal(10,0) default NULL, +c5 decimal(10,0) default NULL, +cp decimal(1,0) default NULL, +ce decimal(10,0) default NULL, +cdata char(20), +PRIMARY KEY (c1), +KEY k1 (c2,c3,cp,ce), +KEY k2 (c4,c5,cp,ce) +); +insert into t1 (c2, c3, c4, c5, cp) values(1,1,1,1,1); +insert into t1 (c2, c3, c4, c5, cp) values(2,1,1,1,4); +insert into t1 (c2, c3, c4, c5, cp) values(2,1,2,1,1); +insert into t1 (c2, c3, c4, c5, cp) values(2,1,3,1,4); +insert into t1 (c2, c3, c4, c5, cp) values(3,1,4,1,4); +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +insert into t1 (c2, c3, c4, c5, cp) +select c2, c3, c4, c5, cp from t1 where cp = 4; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +explain +select * from t1 where (c2=1 and c3=1) or (c4=2 and c5=1); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 12,12 NULL 2 Using sort_union(k1,k2); Using where +explain +select * from t1 +where (c2=1 and c3=1 and cp=1) or (c4=2 and c5=1 and cp=1); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 14,14 NULL 2 Using sort_union(k1,k2); Using where +explain +select * from t1 +where ((c2=1 and c3=1) or (c4=2 and c5=1)) and cp=1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 14,14 NULL 2 Using sort_union(k1,k2); Using where +select * from t1 +where (c2=1 and c3=1 and cp=1) or (c4=2 and c5=1 and cp=1); +c1 c2 c3 c4 c5 cp ce cdata +1 1 1 1 1 1 NULL NULL +3 2 1 2 1 1 NULL NULL +select * from t1 +where ((c2=1 and c3=1) or (c4=2 and c5=1)) and cp=1; +c1 c2 c3 c4 c5 cp ce cdata +1 1 1 1 1 1 NULL NULL +3 2 1 2 1 1 NULL NULL +drop table t1; +create table t1 ( +c1 int auto_increment primary key, +c2 char(20), +c3 char (20), +c4 int +); +alter table t1 add key k1 (c2); +alter table t1 add key k2 (c3); +alter table t1 add key k3 (c4); +insert into t1 values(null, 'a', 'b', 0); +insert into t1 values(null, 'c', 'b', 0); +insert into t1 values(null, 'a', 'd', 0); +insert into t1 values(null, 'ccc', 'qqq', 0); +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3) select c2,c3 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,1 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,2 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,3 from t1 where c2 != 'a'; +insert into t1 (c2,c3,c4) select c2,c3,4 from t1 where c2 != 'a'; +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +select count(*) from t1 where (c2='e' OR c3='q'); +count(*) +0 +select count(*) from t1 where c4 != 0; +count(*) +3840 +explain +select distinct c1 from t1 where (c2='e' OR c3='q'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2 k1,k2 21,21 NULL 2 Using union(k1,k2); Using where +explain +select distinct c1 from t1 where (c4!= 0) AND (c2='e' OR c3='q'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge k1,k2,k3 k1,k2 21,21 NULL 2 Using union(k1,k2); Using where +drop table t1; +create table t1 ( +id int unsigned auto_increment primary key, +c1 char(12), +c2 char(15), +c3 char(1) +); +insert into t1 (c3) values ('1'), ('2'); +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +insert into t1 (c3) select c3 from t1; +update t1 set c1=lpad(id+1000, 12, ' '), c2=lpad(id+10000, 15, ' '); +alter table t1 add unique index (c1), add unique index (c2), add index (c3); +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +explain +select * from t1 where (c1=' 100000' or c2=' 2000000'); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge c1,c2 c1,c2 13,16 NULL 2 Using union(c1,c2); Using where +explain +select * from t1 where (c1=' 100000' or c2=' 2000000') and c3='2'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge c1,c2,c3 c1,c2 13,16 NULL 2 Using union(c1,c2); Using where +select * from t1 where (c1=' 100000' or c2=' 2000000'); +id c1 c2 c3 +select * from t1 where (c1=' 100000' or c2=' 2000000') and c3='2'; +id c1 c2 c3 +drop table t1; +CREATE TABLE t1 ( +a smallint DEFAULT NULL, +pk int NOT NULL AUTO_INCREMENT PRIMARY KEY, +b varchar(10) DEFAULT NULL, +c varchar(64) DEFAULT NULL, +INDEX idx1 (a), +INDEX idx2 (b), +INDEX idx3 (c) +); +SELECT COUNT(*) FROM t1 IGNORE INDEX (idx2,idx3) +WHERE c = 'i' OR b IN ( 'Arkansas' , 'd' , 'pdib' , 'can' ) OR +(pk BETWEEN 120 AND 79 + 255 OR a IN ( 4 , 179 , 1 ) ) AND a > 8 ; +COUNT(*) +5 +SELECT COUNT(*) FROM t1 +WHERE c = 'i' OR b IN ( 'Arkansas' , 'd' , 'pdib' , 'can' ) OR +(pk BETWEEN 120 AND 79 + 255 OR a IN ( 4 , 179 , 1 ) ) AND a > 8 ; +COUNT(*) +5 +EXPLAIN +SELECT COUNT(*) FROM t1 +WHERE c = 'i' OR b IN ( 'Arkansas' , 'd' , 'pdib' , 'can' ) OR +(pk BETWEEN 120 AND 79 + 255 OR a IN ( 4 , 179 , 1 ) ) AND a > 8 ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,idx1,idx2,idx3 idx3,idx2,idx1,PRIMARY 67,13,3,4 NULL 9 Using sort_union(idx3,idx2,idx1,PRIMARY); Using where +DROP TABLE t1; +CREATE TABLE t1 ( +f1 int, f2 int, f3 int, f4 int, f5 int, +PRIMARY KEY (f4), KEY (f1), KEY (f2), KEY (f3) +) ; +INSERT INTO t1 VALUES (0,0,NULL,9,5), (0,0,1,9425,NULL); +SELECT f5 FROM t1 +WHERE f2 != 1 OR f1 IS NULL OR f4 = 4 OR +f2 AND (f4 BETWEEN 6 AND 255 OR f3 IS NULL); +f5 +5 +NULL +DROP TABLE t1; +CREATE TABLE t1 ( +f1 int, f2 int, f3 int, f4 int, +PRIMARY KEY (f1), KEY (f3), KEY (f4) +); +INSERT INTO t1 VALUES (9,0,2,6), (9930,0,0,NULL); +SET SESSION optimizer_switch='index_merge_intersection=off'; +SET SESSION optimizer_switch='index_merge_sort_union=off'; +SET SESSION optimizer_switch='index_merge_union=off'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL PRIMARY,f3,f4 NULL NULL NULL 2 Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +SET SESSION optimizer_switch='index_merge_union=on'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,f3,f4 PRIMARY,f3 4,5 NULL 2 Using union(PRIMARY,f3); Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +INSERT INTO t1 VALUES +(93,0,3,6), (9933,0,3,3), (94,0,4,6), (9934,0,4,4), +(95,0,5,6), (9935,0,5,5), (96,0,6,6), (9936,0,6,6), +(97,0,7,6), (9937,0,7,7), (98,0,8,6), (9938,0,8,8), +(99,0,9,6), (9939,0,9,9); +SET SESSION optimizer_switch='index_merge_union=off'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL PRIMARY,f3,f4 NULL NULL NULL 16 Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +SET SESSION optimizer_switch='index_merge_union=on'; +EXPLAIN +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge PRIMARY,f3,f4 PRIMARY,f3 4,5 NULL 2 Using union(PRIMARY,f3); Using where +SELECT * FROM t1 FORCE KEY (PRIMARY,f3,f4) +WHERE ( f3 = 1 OR f1 = 7 ) AND f1 < 10 +OR f3 BETWEEN 2 AND 2 AND ( f3 = 1 OR f4 != 1 ); +f1 f2 f3 f4 +9 0 2 6 +SET SESSION optimizer_switch=DEFAULT; +DROP TABLE t1; +CREATE TABLE t1 (f1 int) ; +INSERT INTO t1 VALUES (0), (0); +CREATE TABLE t2 (f1 int, f2 int, f3 int, f4 int, INDEX idx (f3,f2)) ; +INSERT INTO t2 VALUES (5,6,0,0), (0,4,0,0); +CREATE TABLE t3 (f1 int, f2 int, INDEX idx1 (f2,f1) , INDEX idx2 (f1)) ; +INSERT INTO t3 VALUES (6,0),( 4,0); +SELECT * FROM t1,t2,t3 +WHERE (t2.f3 = 1 OR t3.f1=t2.f1) AND t3.f1 <> t2.f2 AND t3.f2 = t2.f4; +f1 f1 f2 f3 f4 f1 f2 +DROP TABLE t1,t2,t3; +set session optimizer_switch='index_merge_sort_intersection=default'; +SET SESSION STORAGE_ENGINE=DEFAULT; diff --git a/mysql-test/r/row.result b/mysql-test/r/row.result index 789b9c4f383..80934a4e01f 100644 --- a/mysql-test/r/row.result +++ b/mysql-test/r/row.result @@ -377,7 +377,7 @@ a b a b c EXPLAIN EXTENDED SELECT * FROM t1,t2 WHERE (t1.a-1,t1.b)=(t2.a-1,t2.b+1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 index NULL PRIMARY 8 NULL 6 100.00 Using index -1 SIMPLE t2 index NULL PRIMARY 12 NULL 7 100.00 Using where; Using index; Using join buffer +1 SIMPLE t2 index NULL PRIMARY 12 NULL 7 100.00 Using where; Using index; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t1` join `test`.`t2` where (((`test`.`t1`.`a` - 1) = (`test`.`t2`.`a` - 1)) and (`test`.`t1`.`b` = (`test`.`t2`.`b` + 1))) SELECT * FROM t1,t2 WHERE (t1.a-1,t1.b)=(t2.a-1,t2.b+1); diff --git a/mysql-test/r/select.result b/mysql-test/r/select.result index 511714637ff..2a187cb3d8c 100644 --- a/mysql-test/r/select.result +++ b/mysql-test/r/select.result @@ -1431,7 +1431,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 @@ -2115,8 +2115,8 @@ INSERT INTO t2 VALUES (1,3,10,'2002-06-01 08:00:00',35),(1,3,1010,'2002-06-01 12 SELECT a.gvid, (SUM(CASE b.sampletid WHEN 140 THEN b.samplevalue ELSE 0 END)) as the_success,(SUM(CASE b.sampletid WHEN 141 THEN b.samplevalue ELSE 0 END)) as the_fail,(SUM(CASE b.sampletid WHEN 142 THEN b.samplevalue ELSE 0 END)) as the_size,(SUM(CASE b.sampletid WHEN 143 THEN b.samplevalue ELSE 0 END)) as the_time FROM t1 a, t2 b WHERE a.hmid = b.hmid AND a.volid = b.volid AND b.sampletime >= 'wrong-date-value' AND b.sampletime < 'wrong-date-value' AND b.sampletid IN (140, 141, 142, 143) GROUP BY a.gvid; gvid the_success the_fail the_size the_time Warnings: -Warning 1292 Incorrect datetime value: 'wrong-date-value' for column 'sampletime' at row 1 -Warning 1292 Incorrect datetime value: 'wrong-date-value' for column 'sampletime' at row 1 +Warning 1292 Incorrect datetime value: 'wrong-date-value' +Warning 1292 Incorrect datetime value: 'wrong-date-value' SELECT a.gvid, (SUM(CASE b.sampletid WHEN 140 THEN b.samplevalue ELSE 0 END)) as the_success,(SUM(CASE b.sampletid WHEN 141 THEN b.samplevalue ELSE 0 END)) as the_fail,(SUM(CASE b.sampletid WHEN 142 THEN b.samplevalue ELSE 0 END)) as the_size,(SUM(CASE b.sampletid WHEN 143 THEN b.samplevalue ELSE 0 END)) as the_time FROM t1 a, t2 b WHERE a.hmid = b.hmid AND a.volid = b.volid AND b.sampletime >= NULL AND b.sampletime < NULL AND b.sampletid IN (140, 141, 142, 143) GROUP BY a.gvid; gvid the_success the_fail the_size the_time DROP TABLE t1,t2; @@ -2363,7 +2363,7 @@ insert into t2 values (1,3), (2,3), (3,4), (4,4); explain select * from t1 left join t2 on a=c where d in (4); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref c,d d 5 const 2 -1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on a=c where d in (4); a b c d 3 2 3 4 @@ -2371,7 +2371,7 @@ a b c d explain select * from t1 left join t2 on a=c where d = 4; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref c,d d 5 const 2 -1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on a=c where d = 4; a b c d 3 2 3 4 @@ -2718,7 +2718,7 @@ where (t1.c=t2.a or (t1.c=t3.a and t2.a=t3.b)) and t1.b=556476786 and t2.b like '%%' order by t2.b limit 0,1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref b,c b 5 const 1 Using temporary; Using filesort -1 SIMPLE t3 index PRIMARY,a,b PRIMARY 8 NULL 2 Using index; Using join buffer +1 SIMPLE t3 index PRIMARY,a,b PRIMARY 8 NULL 2 Using index; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 2 Range checked for each record (index map: 0x1) DROP TABLE t1,t2,t3; CREATE TABLE t1 (a int, INDEX idx(a)); @@ -2739,7 +2739,7 @@ ALTER TABLE t1 ENABLE KEYS; EXPLAIN SELECT STRAIGHT_JOIN SQL_NO_CACHE COUNT(*) FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index b b 5 NULL 2 Using index -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) SELECT STRAIGHT_JOIN SQL_NO_CACHE * FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; a b a b 1 NULL 1 1 @@ -2749,7 +2749,7 @@ a b a b EXPLAIN SELECT STRAIGHT_JOIN SQL_NO_CACHE COUNT(*) FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index b b 5 NULL 2 Using index -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) SELECT STRAIGHT_JOIN SQL_NO_CACHE * FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; a b a b 1 NULL 1 1 @@ -2911,11 +2911,11 @@ a EXPLAIN SELECT t1.a FROM t1 STRAIGHT_JOIN t2 ON t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 5 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) EXPLAIN SELECT t1.a FROM t1 INNER JOIN t2 ON t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 -1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) DROP TABLE t1,t2; select x'10' + 0, X'10' + 0, b'10' + 0, B'10' + 0; x'10' + 0 X'10' + 0 b'10' + 0 B'10' + 0 @@ -3266,7 +3266,7 @@ f1 f2 4 2005-10-01 5 2005-12-30 Warnings: -Warning 1292 Incorrect date value: '2005-09-3a' for column 'f2' at row 1 +Warning 1292 Truncated incorrect date value: '2005-09-3a' select * from t1 where f2 <= '2005-09-31' order by f2; f1 f2 1 2005-01-01 @@ -3277,7 +3277,7 @@ f1 f2 1 2005-01-01 2 2005-09-01 Warnings: -Warning 1292 Incorrect date value: '2005-09-3a' for column 'f2' at row 1 +Warning 1292 Truncated incorrect date value: '2005-09-3a' drop table t1; create table t1 (f1 int, f2 int); insert into t1 values (1, 30), (2, 20), (3, 10); @@ -3418,7 +3418,7 @@ SELECT t2.sku, t2.sppr, t2.name, t1.sku, t1.pr FROM t2, t1 WHERE t2.sku=20 AND (t2.sku=t1.sku OR t2.sppr=t1.sku); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using where DROP TABLE t1,t2; SET SQL_MODE='NO_UNSIGNED_SUBTRACTION'; CREATE TABLE t1 (i TINYINT UNSIGNED NOT NULL); @@ -3456,7 +3456,7 @@ In next EXPLAIN, B.rows must be exactly 10: explain select * from t2 A, t2 B where A.a=5 and A.b=5 and A.C<5 and B.a=5 and B.b=A.e and (B.b =1 or B.b = 3 or B.b=5); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using index condition; Using where; Using MRR +1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using where 1 SIMPLE B ref PRIMARY PRIMARY 8 const,test.A.e 10 drop table t1, t2; CREATE TABLE t1 (a int PRIMARY KEY, b int, INDEX(b)); @@ -3470,12 +3470,12 @@ INSERT INTO t2 VALUES EXPLAIN SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where 1 SIMPLE t2 ref c c 5 test.t1.a 2 EXPLAIN SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6 AND a > 0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where 1 SIMPLE t2 ref c c 5 test.t1.a 2 DROP TABLE t1, t2; create table t1 ( @@ -3565,19 +3565,19 @@ EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk < 'c' AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk BETWEEN 'a' AND 'b' AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk IN ('a','b') AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where DROP TABLE t1,t2; CREATE TABLE t1 (a int, b varchar(20) NOT NULL, PRIMARY KEY(a)); @@ -3611,7 +3611,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si si 5 NULL 4 Using index condition; Using MRR +1 SIMPLE t2 range si si 5 NULL 4 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where EXPLAIN SELECT t3.a FROM t1,t2,t3 @@ -3619,7 +3619,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND t3.a=t2.a AND t3.c IN ('bb','ee') ; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si,ai si 5 NULL 4 Using index condition; Using MRR +1 SIMPLE t2 range si,ai si 5 NULL 4 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where EXPLAIN SELECT t3.a FROM t1,t2 FORCE INDEX (si),t3 @@ -3627,7 +3627,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si si 5 NULL 2 Using index condition; Using MRR +1 SIMPLE t2 range si si 5 NULL 2 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where EXPLAIN SELECT t3.a FROM t1,t2,t3 @@ -3635,7 +3635,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si,ai si 5 NULL 2 Using index condition; Using MRR +1 SIMPLE t2 range si,ai si 5 NULL 2 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where DROP TABLE t1,t2,t3; CREATE TABLE t1 ( f1 int primary key, f2 int, f3 int, f4 int, f5 int, f6 int, checked_out int); @@ -3755,16 +3755,12 @@ AND t1.ts BETWEEN t2.dt1 AND t2.dt2 AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31"; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t1 range ts ts 4 NULL 1 Using index condition; Using where; Using MRR -Warnings: -Warning 1292 Incorrect datetime value: '2999-12-31 00:00:00' for column 'ts' at row 1 +1 SIMPLE t1 range ts ts 4 NULL 1 Using where SELECT * FROM t1 LEFT JOIN t2 ON (t1.a=t2.a) WHERE t1.a=30 AND t1.ts BETWEEN t2.dt1 AND t2.dt2 AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31"; a ts a dt1 dt2 30 2006-01-03 23:00:00 30 2006-01-01 00:00:00 2999-12-31 00:00:00 -Warnings: -Warning 1292 Incorrect datetime value: '2999-12-31 00:00:00' for column 'ts' at row 1 DROP TABLE t1,t2; create table t1 (a bigint unsigned); insert into t1 values @@ -4101,17 +4097,22 @@ select str_to_date('2007-10-09','%Y-%m-%d') > '2007/10/01 00:00:00 GMT-6'; str_to_date('2007-10-09','%Y-%m-%d') > '2007/10/01 00:00:00 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect date value: '2007/10/01 00:00:00 GMT-6' +Warning 1292 Truncated incorrect datetime value: '2007/10/01 00:00:00 GMT-6' +select str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/20 00:00:00 GMT-6'; +str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/20 00:00:00 GMT-6' +1 +Warnings: +Warning 1292 Truncated incorrect datetime value: '2007/10/20 00:00:00 GMT-6' select str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/2000:00:00 GMT-6'; str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/2000:00:00 GMT-6' -1 +0 Warnings: -Warning 1292 Truncated incorrect date value: '2007/10/2000:00:00 GMT-6' +Warning 1292 Incorrect datetime value: '2007/10/2000:00:00 GMT-6' select str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-1 00:00:00 GMT-6'; str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-1 00:00:00 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect date value: '2007-10-1 00:00:00 GMT-6' +Warning 1292 Truncated incorrect datetime value: '2007-10-1 00:00:00 GMT-6' select str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-01 x00:00:00 GMT-6'; str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-01 x00:00:00 GMT-6' 1 @@ -4131,7 +4132,7 @@ select str_to_date('2007-10-01','%Y-%m-%d %H:%i:%s') = '2007-10-01 x12:34:56 GMT str_to_date('2007-10-01','%Y-%m-%d %H:%i:%s') = '2007-10-01 x12:34:56 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-01 x12:34:56 GMT-6' +Warning 1292 Truncated incorrect date value: '2007-10-01 x12:34:56 GMT-6' select str_to_date('2007-10-01 12:34:00','%Y-%m-%d %H:%i:%s') = '2007-10-01 12:34x:56 GMT-6'; str_to_date('2007-10-01 12:34:00','%Y-%m-%d %H:%i:%s') = '2007-10-01 12:34x:56 GMT-6' 1 @@ -4170,33 +4171,24 @@ str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01 00:00:00' set SQL_MODE=TRADITIONAL; select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34'; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34' -NULL -Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-00 12:34' -Warning 1411 Incorrect datetime value: '2007-10-00 12:34' for function str_to_date +1 select str_to_date('2007-10-01 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34'; str_to_date('2007-10-01 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34' 0 -Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-00 12:34' select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-01 12:34'; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-01 12:34' -NULL -Warnings: -Warning 1411 Incorrect datetime value: '2007-10-00 12:34' for function str_to_date +0 select str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01' and '2007/10/20'; str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01' and '2007/10/20' -NULL -Warnings: -Warning 1411 Incorrect datetime value: '2007-10-00' for function str_to_date +1 set SQL_MODE=DEFAULT; select str_to_date('2007-10-00','%Y-%m-%d') between '' and '2007/10/20'; str_to_date('2007-10-00','%Y-%m-%d') between '' and '2007/10/20' 1 Warnings: -Warning 1292 Truncated incorrect datetime value: '' +Warning 1292 Incorrect datetime value: '' select str_to_date('','%Y-%m-%d') between '2007/10/01' and '2007/10/20'; str_to_date('','%Y-%m-%d') between '2007/10/01' and '2007/10/20' 0 @@ -4210,31 +4202,40 @@ select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = ''; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '' 0 Warnings: -Warning 1292 Truncated incorrect datetime value: '' +Warning 1292 Incorrect datetime value: '' select str_to_date('1','%Y-%m-%d') = '1'; str_to_date('1','%Y-%m-%d') = '1' 0 Warnings: -Warning 1292 Truncated incorrect date value: '1' +Warning 1292 Incorrect datetime value: '1' select str_to_date('1','%Y-%m-%d') = '1'; str_to_date('1','%Y-%m-%d') = '1' 0 Warnings: -Warning 1292 Truncated incorrect date value: '1' +Warning 1292 Incorrect datetime value: '1' select str_to_date('','%Y-%m-%d') = ''; str_to_date('','%Y-%m-%d') = '' -0 +1 Warnings: -Warning 1292 Truncated incorrect date value: '' -select str_to_date('1000-01-01','%Y-%m-%d') between '0000-00-00' and NULL; -str_to_date('1000-01-01','%Y-%m-%d') between '0000-00-00' and NULL -0 -select str_to_date('1000-01-01','%Y-%m-%d') between NULL and '2000-00-00'; -str_to_date('1000-01-01','%Y-%m-%d') between NULL and '2000-00-00' +Warning 1292 Incorrect datetime value: '' +select str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and '2001-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and '2001-01-01' +1 +select str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and NULL +NULL +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and '2001-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and '2001-01-01' +NULL +select str_to_date('2000-01-01','%Y-%m-%d') between '2001-01-01' and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between '2001-01-01' and NULL 0 -select str_to_date('1000-01-01','%Y-%m-%d') between NULL and NULL; -str_to_date('1000-01-01','%Y-%m-%d') between NULL and NULL +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and '1000-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and '1000-01-01' 0 +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and NULL +NULL CREATE TABLE t1 (c11 INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY); CREATE TABLE t2 (c21 INT UNSIGNED NOT NULL, c22 INT DEFAULT NULL, @@ -4380,14 +4381,14 @@ CREATE TABLE t1 (a INT KEY, b INT); INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4); EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND a = b LIMIT 2; id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2 EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND b = a LIMIT 2; id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`a` = `test`.`t1`.`b`) and (`test`.`t1`.`a` > 1)) limit 2 +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2 DROP TABLE t1; # # Bug#47019: Assertion failed: 0, file .\rt_mbr.c, line 138 when @@ -4610,8 +4611,8 @@ a 4 5 DROP TABLE t1; -CREATE TABLE A (date_key date); -CREATE TABLE C ( +CREATE TABLE t1 (date_key date); +CREATE TABLE t2 ( pk int, int_nokey int, int_key int, @@ -4619,29 +4620,27 @@ date_key date NOT NULL, date_nokey date, varchar_key varchar(1) ); -INSERT INTO C VALUES +INSERT INTO t2 VALUES (1,1,1,'0000-00-00',NULL,NULL), (1,1,1,'0000-00-00',NULL,NULL); -SELECT 1 FROM C WHERE pk > ANY (SELECT 1 FROM C); +SELECT 1 FROM t2 WHERE pk > ANY (SELECT 1 FROM t2); 1 -SELECT COUNT(DISTINCT 1) FROM C -WHERE date_key = (SELECT 1 FROM A WHERE C.date_key IS NULL) GROUP BY pk; +SELECT COUNT(DISTINCT 1) FROM t2 +WHERE date_key = (SELECT 1 FROM t1 WHERE t2.date_key IS NULL) GROUP BY pk; COUNT(DISTINCT 1) -SELECT date_nokey FROM C -WHERE int_key IN (SELECT 1 FROM A) +SELECT date_nokey FROM t2 +WHERE int_key IN (SELECT 1 FROM t1) HAVING date_nokey = '10:41:7' ORDER BY date_key; date_nokey -Warnings: -Warning 1292 Incorrect date value: '10:41:7' for column 'date_nokey' at row 1 -DROP TABLE A,C; +DROP TABLE t1,t2; CREATE TABLE t1 (a INT NOT NULL, b INT); INSERT INTO t1 VALUES (1, 1); EXPLAIN EXTENDED SELECT * FROM t1 WHERE (a=a AND a=a) OR b > 2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `a`,'1' AS `b` from dual where 1 +Note 1003 select 1 AS `a`,1 AS `b` from dual where 1 SELECT * FROM t1 WHERE (a=a AND a=a) OR b > 2; a b 1 1 @@ -4773,7 +4772,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,'2' AS `b` from `test`.`t1` where (`test`.`t1`.`a` = <cache>(('2' + (1 + 1)))) +Note 1003 select `test`.`t1`.`a` AS `a`,2 AS `b` from `test`.`t1` where (`test`.`t1`.`a` = <cache>((2 + (1 + 1)))) SELECT * FROM t2 LEFT JOIN t1 ON a = b + 1; b a 2 3 @@ -4782,12 +4781,12 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select '2' AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t1` where 1 +Note 1003 select 2 AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t1` where 1 EXPLAIN EXTENDED SELECT * FROM t1 WHERE a > UNIX_TIMESTAMP('2009-03-10 00:00:00'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > <cache>(unix_timestamp('2009-03-10 00:00:00'))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > 1236639600) CREATE FUNCTION f1() RETURNS INT DETERMINISTIC BEGIN SET @cnt := @cnt + 1; @@ -4867,6 +4866,228 @@ SELECT 1 FROM t1 ORDER BY a COLLATE latin1_german2_ci; 1 DROP TABLE t1; # +# Bug #702310: usage of 2 join buffers after ref access to an empty table +# +CREATE TABLE t1 (f1 int) ; +INSERT INTO t1 VALUES (9); +CREATE TABLE t2 (f1 int); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +CREATE TABLE t3 (f1 int); +INSERT INTO t3 VALUES (17); +CREATE TABLE t4 (f1 int PRIMARY KEY, f2 varchar(1024)) ; +CREATE TABLE t5 (f1 int) ; +INSERT INTO t5 VALUES (20),(5); +CREATE TABLE t6(f1 int); +INSERT INTO t6 VALUES (9),(7); +SET SESSION join_buffer_size = 2048; +EXPLAIN +SELECT STRAIGHT_JOIN * FROM t2, (t1 LEFT JOIN (t3,t4) ON t1.f1 = t4.f1), t5, t6; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +1 SIMPLE t2 ALL NULL NULL NULL NULL 12 +1 SIMPLE t3 ALL NULL NULL NULL NULL 1 Using where +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 4 const 1 +1 SIMPLE t5 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +SELECT STRAIGHT_JOIN * FROM t2, (t1 LEFT JOIN (t3,t4) ON t1.f1 = t4.f1), t5, t6; +f1 f1 f1 f1 f2 f1 f1 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +SET SESSION join_buffer_size = DEFAULT; +DROP TABLE t1,t2,t3,t4,t5,t6; +# +# Bug #698882: best equality substitution not applied to ref +# +CREATE TABLE t1 (a1 int NOT NULL, b1 char(10), INDEX idx (a1)); +CREATE TABLE t2 (a2 int NOT NULL, b2 char(10), INDEX idx (a2)); +CREATE TABLE t3 (a3 int NOT NULL, b3 char(10), INDEX idx (a3)); +INSERT INTO t1 VALUES (2,'xx'), (1,'xxx'), (11,'xxxxxxx'); +INSERT INTO t2 VALUES +(7,'yyyy'), (2,'y'), (3,'yyy'), (1,'yy'), (1,'yyyyy'), +(3,'yy'), (1,'y'), (4,'yyy'), (7,'y'), (4,'yyyyy'), (7,'yyy'), +(7,'yyyy'), (2,'yy'), (3,'yyy'), (1,'yyyyyyyy'), (1,'yyyyy'), +(3,'yy'), (1,'yyy'), (4,'yyy'), (7,'y'), (4,'yyyyy'), (7,'yyy'); +INSERT INTO t3 VALUES +(9,'zzzzzzz'), (2,'zzzzz'), (1,'z'), (9,'zz'), (1,'zz'), (5,'zzzzzzz'), +(4,'zz'), (3,'z'), (5,'zzzzzz'), (3,'zz'), (4,'zzzz'), (3,'z'), +(9,'zzzzzzzz'), (2,'zz'), (1,'zz'), (9,'zzz'), (1,'zzz'), (5,'zzzzzzzz'), +(4,'zzz'), (3,'zz'), (5,'zzzzzzz'), (3,'zzz'), (4,'zzzzz'), (3,'zz'), +(9,'zzzzzz'), (2,'zzzz'), (1,'zzz'), (9,'z'), (1,'z'), (5,'zzzzzz'), +(4,'z'), (3,'zzz'), (5,'zzzzz'), (3,'z'), (4,'zzz'), (3,'zzzz'), +(9,'zzzzz'), (2,'zzz'), (1,'zzzz'), (9,'zzz'), (1,'zzzz'), (5,'zzzzz'), +(4,'zzz'), (3,'zzzz'), (5,'zzzz'), (3,'zzz'), (4,'zz'), (3,'zzzzz'); +set @tmp= @@optimizer_switch; +SET SESSION optimizer_switch='index_condition_pushdown=off'; +EXPLAIN SELECT * from t1,t2,t3 WHERE t3.a3=t1.a1 AND t2.a2=t1.a1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 +EXPLAIN SELECT * FROM t1,t2,t3 WHERE t2.a2=t1.a1 AND t3.a3=t1.a1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 +EXPLAIN SELECT * FROM t1,t2,t3 WHERE t2.a2=t1.a1 AND t3.a3=t2.a2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 +SELECT * from t1,t2,t3 +WHERE t3.a3=t1.a1 AND t2.a2=t1.a1 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SELECT * FROM t1,t2,t3 +WHERE t2.a2=t1.a1 AND t3.a3=t1.a1 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SELECT * FROM t1,t2,t3 +WHERE t2.a2=t1.a1 AND t3.a3=t2.a2 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SET SESSION optimizer_switch=@tmp; +DROP TABLE t1,t2,t3; +# +# Bug #707555: crash with equality substitution in ref +# +CREATE TABLE t1 (f11 int, f12 int, PRIMARY KEY (f11), KEY (f12)) ; +INSERT INTO t1 VALUES (1,NULL), (8,NULL); +CREATE TABLE t2 (f21 int, f22 int, f23 int, KEY (f22)) ; +INSERT INTO t2 VALUES (1,NULL,3), (2,7,8); +CREATE TABLE t3 (f31 int, f32 int(11), PRIMARY KEY (f31), KEY (f32)) ; +INSERT INTO t3 VALUES (1,494862336); +CREATE TABLE t4 (f41 int, f42 int, PRIMARY KEY (f41), KEY (f42)) ; +INSERT INTO t4 VALUES (1,NULL), (8,NULL); +CREATE TABLE t5 (f51 int, PRIMARY KEY (f51)) ; +INSERT IGNORE INTO t5 VALUES (100); +CREATE TABLE t6 (f61 int, f62 int, KEY (f61)) ; +INSERT INTO t6 VALUES (NULL,1), (3,10); +CREATE TABLE t7 (f71 int, f72 int, KEY (f72)) ; +INSERT INTO t7 VALUES (1,NULL), (2,7); +EXPLAIN +SELECT t2.f23 FROM +(t1 LEFT JOIN (t2 JOIN t3 ON t2.f22=t3.f32) ON t1.f11=t3.f31) +LEFT JOIN +(((t4 JOIN t5 ON t4.f42=t5.f51) LEFT JOIN t6 ON t6.f62>0) JOIN t7 ON t6.f61>0) +ON t3.f31 = t6.f61 +WHERE t7.f71>0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 system PRIMARY,f32 NULL NULL NULL 1 +1 SIMPLE t5 system PRIMARY NULL NULL NULL 1 +1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 Using index +1 SIMPLE t2 ref f22 f22 5 const 1 +1 SIMPLE t6 ref f61 f61 5 const 1 Using where +1 SIMPLE t4 ref f42 f42 5 const 1 Using index +1 SIMPLE t7 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT t2.f23 FROM +(t1 LEFT JOIN (t2 JOIN t3 ON t2.f22=t3.f32) ON t1.f11=t3.f31) +LEFT JOIN +(((t4 JOIN t5 ON t4.f42=t5.f51) LEFT JOIN t6 ON t6.f62>0) JOIN t7 ON t6.f61>0) +ON t3.f31 = t6.f61 +WHERE t7.f71>0; +f23 +DROP TABLE t1,t2,t3,t4,t5,t6,t7; +# # Bug #58422: Incorrect result when OUTER JOIN'ing # with an empty table # @@ -4931,6 +5152,19 @@ WHERE t2.pk <> 2; pk i pk i pk i DROP TABLE t1,t2,t_empty; End of 5.1 tests +# +# BUG#776274: substitution of a single row table +# +CREATE TABLE t1 (a int NOT NULL , b int); +INSERT INTO t1 VALUES (2,2); +SELECT * FROM t1 WHERE a = b; +a b +2 2 +EXPLAIN +SELECT * FROM t1 WHERE a = b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +DROP TABLE t1; # # Bug#54515: Crash in opt_range.cc::get_best_group_min_max on # SELECT from VIEW with GROUP BY diff --git a/mysql-test/r/select_debug.result b/mysql-test/r/select_debug.result new file mode 100644 index 00000000000..1eb8a0754fa --- /dev/null +++ b/mysql-test/r/select_debug.result @@ -0,0 +1,18 @@ +# +# Bug #725050: print keyuse info when hash join is used +# +create table t1 (a int, b int); +insert into t1 values (2,2), (1,1); +create table t2 (a int); +insert into t2 values (2), (3); +set session join_cache_level=3; +set @@debug = 'd:t:O,/tmp/trace.out'; +explain select t1.b from t1,t2 where t1.b=t2.a; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 hash_ALL NULL #hash#$hj 5 test.t1.b 2 Using where; Using join buffer (flat, BNLH join) +select t1.b from t1,t2 where t1.b=t2.a; +b +2 +set session join_cache_level=default; +drop table t1,t2; diff --git a/mysql-test/r/select_jcl6.result b/mysql-test/r/select_jcl6.result index ebe49f5ad97..0451f35dae6 100644 --- a/mysql-test/r/select_jcl6.result +++ b/mysql-test/r/select_jcl6.result @@ -1,3 +1,8 @@ +set @save_optimizer_switch_jcl6=@@optimizer_switch; +set @@optimizer_switch='optimize_join_buffer_size=on'; +set @@optimizer_switch='semijoin_with_cache=on'; +set @@optimizer_switch='outer_join_with_cache=on'; +set @@optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set join_cache_level=6; show variables like 'join_cache_level'; Variable_name Value @@ -608,15 +613,15 @@ id select_type table type possible_keys key key_len ref rows Extra explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL period NULL NULL NULL 41810 Using temporary; Using filesort -1 SIMPLE t3 ref period period 4 test.t1.period 4181 Using join buffer +1 SIMPLE t3 ref period period 4 test.t1.period 4181 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan explain select * from t3 as t1,t3 where t1.period=t3.period order by t3.period limit 10; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t3 ALL period NULL NULL NULL 41810 Using temporary; Using filesort -1 SIMPLE t1 ref period period 4 test.t3.period 4181 Using join buffer +1 SIMPLE t1 ref period period 4 test.t3.period 4181 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan explain select * from t3 as t1,t3 where t1.period=t3.period order by t1.period limit 10; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL period NULL NULL NULL 41810 Using temporary; Using filesort -1 SIMPLE t3 ref period period 4 test.t1.period 4181 Using join buffer +1 SIMPLE t3 ref period period 4 test.t1.period 4181 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select period from t1; period 9410 @@ -1363,11 +1368,11 @@ count(*) explain select t2.companynr,companyname from t2 left join t4 using (companynr) where t4.companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 1200 -1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using where; Not exists; Using join buffer +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using where; Not exists; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 -1 SIMPLE t2 ALL NULL NULL NULL NULL 1200 Using where; Not exists; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1200 Using where; Not exists; Using join buffer (flat, BNLH join) select companynr,companyname from t2 left join t4 using (companynr) where companynr is null; companynr companyname select count(*) from t2 left join t4 using (companynr) where companynr is not null; @@ -1383,51 +1388,51 @@ delete from t2 where fld1=999999; explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where -1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using join buffer +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr > 0 or t2.companynr < 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where -1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using join buffer +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr > 0 and t4.companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where -1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using join buffer +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 1 test.t2.companynr 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr < 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 and companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr > 0 or t2.companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr > 0 or t2.companynr < 0 or t4.companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select t2.companynr,companyname from t4 left join t2 using (companynr) where ifnull(t2.companynr,1)>0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr < 0 or companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) explain select companynr,companyname from t4 left join t2 using (companynr) where ifnull(companynr,1)>0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 test.t4.companynr 1199 Using where; Using join buffer (flat, BNLH join) select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; companynr companynr 37 36 @@ -1435,7 +1440,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 1 func 1199 Using where; Using join buffer (flat, BNLH join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 @@ -2119,8 +2124,8 @@ INSERT INTO t2 VALUES (1,3,10,'2002-06-01 08:00:00',35),(1,3,1010,'2002-06-01 12 SELECT a.gvid, (SUM(CASE b.sampletid WHEN 140 THEN b.samplevalue ELSE 0 END)) as the_success,(SUM(CASE b.sampletid WHEN 141 THEN b.samplevalue ELSE 0 END)) as the_fail,(SUM(CASE b.sampletid WHEN 142 THEN b.samplevalue ELSE 0 END)) as the_size,(SUM(CASE b.sampletid WHEN 143 THEN b.samplevalue ELSE 0 END)) as the_time FROM t1 a, t2 b WHERE a.hmid = b.hmid AND a.volid = b.volid AND b.sampletime >= 'wrong-date-value' AND b.sampletime < 'wrong-date-value' AND b.sampletid IN (140, 141, 142, 143) GROUP BY a.gvid; gvid the_success the_fail the_size the_time Warnings: -Warning 1292 Incorrect datetime value: 'wrong-date-value' for column 'sampletime' at row 1 -Warning 1292 Incorrect datetime value: 'wrong-date-value' for column 'sampletime' at row 1 +Warning 1292 Incorrect datetime value: 'wrong-date-value' +Warning 1292 Incorrect datetime value: 'wrong-date-value' SELECT a.gvid, (SUM(CASE b.sampletid WHEN 140 THEN b.samplevalue ELSE 0 END)) as the_success,(SUM(CASE b.sampletid WHEN 141 THEN b.samplevalue ELSE 0 END)) as the_fail,(SUM(CASE b.sampletid WHEN 142 THEN b.samplevalue ELSE 0 END)) as the_size,(SUM(CASE b.sampletid WHEN 143 THEN b.samplevalue ELSE 0 END)) as the_time FROM t1 a, t2 b WHERE a.hmid = b.hmid AND a.volid = b.volid AND b.sampletime >= NULL AND b.sampletime < NULL AND b.sampletid IN (140, 141, 142, 143) GROUP BY a.gvid; gvid the_success the_fail the_size the_time DROP TABLE t1,t2; @@ -2334,7 +2339,7 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t3 system NULL NULL NULL NULL 0 const row not found 1 SIMPLE t4 const id4 NULL NULL NULL 1 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 ALL NULL NULL NULL NULL 1 Using where; Using join buffer +1 SIMPLE t2 hash_ALL NULL #hash#$hj 4 test.t1.id1 1 Using where; Using join buffer (flat, BNLH join) select * from t1 left join t2 on id1 = id2 left join t3 on id1 = id3 left join t4 on id3 = id4 where id2 = 1 or id4 = 1; id1 id2 id3 id4 id44 @@ -2367,7 +2372,7 @@ insert into t2 values (1,3), (2,3), (3,4), (4,4); explain select * from t1 left join t2 on a=c where d in (4); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref c,d d 5 const 2 -1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on a=c where d in (4); a b c d 3 2 3 4 @@ -2375,7 +2380,7 @@ a b c d explain select * from t1 left join t2 on a=c where d = 4; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref c,d d 5 const 2 -1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on a=c where d = 4; a b c d 3 2 3 4 @@ -2722,7 +2727,7 @@ where (t1.c=t2.a or (t1.c=t3.a and t2.a=t3.b)) and t1.b=556476786 and t2.b like '%%' order by t2.b limit 0,1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref b,c b 5 const 1 Using temporary; Using filesort -1 SIMPLE t3 index PRIMARY,a,b PRIMARY 8 NULL 2 Using index; Using join buffer +1 SIMPLE t3 index PRIMARY,a,b PRIMARY 8 NULL 2 Using index; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 2 Range checked for each record (index map: 0x1) DROP TABLE t1,t2,t3; CREATE TABLE t1 (a int, INDEX idx(a)); @@ -2743,7 +2748,7 @@ ALTER TABLE t1 ENABLE KEYS; EXPLAIN SELECT STRAIGHT_JOIN SQL_NO_CACHE COUNT(*) FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index b b 5 NULL 2 Using index -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) SELECT STRAIGHT_JOIN SQL_NO_CACHE * FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; a b a b 1 NULL 1 1 @@ -2753,7 +2758,7 @@ a b a b EXPLAIN SELECT STRAIGHT_JOIN SQL_NO_CACHE COUNT(*) FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index b b 5 NULL 2 Using index -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) SELECT STRAIGHT_JOIN SQL_NO_CACHE * FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; a b a b 1 NULL 1 1 @@ -2914,12 +2919,12 @@ a 4 EXPLAIN SELECT t1.a FROM t1 STRAIGHT_JOIN t2 ON t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL NULL NULL NULL NULL 5 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where +1 SIMPLE t2 hash_ALL NULL #hash#$hj 5 test.t1.a 3 Using where; Using join buffer (flat, BNLH join) EXPLAIN SELECT t1.a FROM t1 INNER JOIN t2 ON t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 -1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t1 hash_ALL NULL #hash#$hj 5 test.t2.a 5 Using where; Using join buffer (flat, BNLH join) DROP TABLE t1,t2; select x'10' + 0, X'10' + 0, b'10' + 0, B'10' + 0; x'10' + 0 X'10' + 0 b'10' + 0 B'10' + 0 @@ -3270,7 +3275,7 @@ f1 f2 4 2005-10-01 5 2005-12-30 Warnings: -Warning 1292 Incorrect date value: '2005-09-3a' for column 'f2' at row 1 +Warning 1292 Truncated incorrect date value: '2005-09-3a' select * from t1 where f2 <= '2005-09-31' order by f2; f1 f2 1 2005-01-01 @@ -3281,7 +3286,7 @@ f1 f2 1 2005-01-01 2 2005-09-01 Warnings: -Warning 1292 Incorrect date value: '2005-09-3a' for column 'f2' at row 1 +Warning 1292 Truncated incorrect date value: '2005-09-3a' drop table t1; create table t1 (f1 int, f2 int); insert into t1 values (1, 30), (2, 20), (3, 10); @@ -3422,7 +3427,7 @@ SELECT t2.sku, t2.sppr, t2.name, t1.sku, t1.pr FROM t2, t1 WHERE t2.sku=20 AND (t2.sku=t1.sku OR t2.sppr=t1.sku); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Rowid-ordered scan DROP TABLE t1,t2; SET SQL_MODE='NO_UNSIGNED_SUBTRACTION'; CREATE TABLE t1 (i TINYINT UNSIGNED NOT NULL); @@ -3460,8 +3465,8 @@ In next EXPLAIN, B.rows must be exactly 10: explain select * from t2 A, t2 B where A.a=5 and A.b=5 and A.C<5 and B.a=5 and B.b=A.e and (B.b =1 or B.b = 3 or B.b=5); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using index condition; Using where; Using MRR -1 SIMPLE B ref PRIMARY PRIMARY 8 const,test.A.e 10 Using join buffer +1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE B ref PRIMARY PRIMARY 8 const,test.A.e 10 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan drop table t1, t2; CREATE TABLE t1 (a int PRIMARY KEY, b int, INDEX(b)); INSERT INTO t1 VALUES (1, 3), (9,4), (7,5), (4,5), (6,2), @@ -3474,13 +3479,13 @@ INSERT INTO t2 VALUES EXPLAIN SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using MRR -1 SIMPLE t2 ref c c 5 test.t1.a 2 Using join buffer +1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Rowid-ordered scan +1 SIMPLE t2 ref c c 5 test.t1.a 2 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6 AND a > 0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using where; Using MRR -1 SIMPLE t2 ref c c 5 test.t1.a 2 Using join buffer +1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t2 ref c c 5 test.t1.a 2 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan DROP TABLE t1, t2; create table t1 ( a int unsigned not null auto_increment primary key, @@ -3569,20 +3574,20 @@ EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk < 'c' AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using index condition; Using MRR -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where; Using join buffer +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk BETWEEN 'a' AND 'b' AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using MRR -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where; Using join buffer +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk IN ('a','b') AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using MRR -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where; Using join buffer +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan DROP TABLE t1,t2; CREATE TABLE t1 (a int, b varchar(20) NOT NULL, PRIMARY KEY(a)); CREATE TABLE t2 (a int, b varchar(20) NOT NULL, @@ -3615,32 +3620,32 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si si 5 NULL 4 Using index condition; Using MRR -1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer +1 SIMPLE t2 range si si 5 NULL 4 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT t3.a FROM t1,t2,t3 WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND t3.a=t2.a AND t3.c IN ('bb','ee') ; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si,ai si 5 NULL 4 Using index condition; Using MRR -1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer +1 SIMPLE t2 range si,ai si 5 NULL 4 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT t3.a FROM t1,t2 FORCE INDEX (si),t3 WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si si 5 NULL 2 Using index condition; Using MRR -1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer +1 SIMPLE t2 range si si 5 NULL 2 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan EXPLAIN SELECT t3.a FROM t1,t2,t3 WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si,ai si 5 NULL 2 Using index condition; Using MRR -1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer +1 SIMPLE t2 range si,ai si 5 NULL 2 Using index condition; Using where; Rowid-ordered scan +1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan DROP TABLE t1,t2,t3; CREATE TABLE t1 ( f1 int primary key, f2 int, f3 int, f4 int, f5 int, f6 int, checked_out int); CREATE TABLE t2 ( f11 int PRIMARY KEY ); @@ -3759,16 +3764,12 @@ AND t1.ts BETWEEN t2.dt1 AND t2.dt2 AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31"; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t1 range ts ts 4 NULL 1 Using index condition; Using where; Using MRR -Warnings: -Warning 1292 Incorrect datetime value: '2999-12-31 00:00:00' for column 'ts' at row 1 +1 SIMPLE t1 range ts ts 4 NULL 1 Using index condition; Using where; Rowid-ordered scan SELECT * FROM t1 LEFT JOIN t2 ON (t1.a=t2.a) WHERE t1.a=30 AND t1.ts BETWEEN t2.dt1 AND t2.dt2 AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31"; a ts a dt1 dt2 30 2006-01-03 23:00:00 30 2006-01-01 00:00:00 2999-12-31 00:00:00 -Warnings: -Warning 1292 Incorrect datetime value: '2999-12-31 00:00:00' for column 'ts' at row 1 DROP TABLE t1,t2; create table t1 (a bigint unsigned); insert into t1 values @@ -4105,17 +4106,22 @@ select str_to_date('2007-10-09','%Y-%m-%d') > '2007/10/01 00:00:00 GMT-6'; str_to_date('2007-10-09','%Y-%m-%d') > '2007/10/01 00:00:00 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect date value: '2007/10/01 00:00:00 GMT-6' +Warning 1292 Truncated incorrect datetime value: '2007/10/01 00:00:00 GMT-6' +select str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/20 00:00:00 GMT-6'; +str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/20 00:00:00 GMT-6' +1 +Warnings: +Warning 1292 Truncated incorrect datetime value: '2007/10/20 00:00:00 GMT-6' select str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/2000:00:00 GMT-6'; str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/2000:00:00 GMT-6' -1 +0 Warnings: -Warning 1292 Truncated incorrect date value: '2007/10/2000:00:00 GMT-6' +Warning 1292 Incorrect datetime value: '2007/10/2000:00:00 GMT-6' select str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-1 00:00:00 GMT-6'; str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-1 00:00:00 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect date value: '2007-10-1 00:00:00 GMT-6' +Warning 1292 Truncated incorrect datetime value: '2007-10-1 00:00:00 GMT-6' select str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-01 x00:00:00 GMT-6'; str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-01 x00:00:00 GMT-6' 1 @@ -4135,7 +4141,7 @@ select str_to_date('2007-10-01','%Y-%m-%d %H:%i:%s') = '2007-10-01 x12:34:56 GMT str_to_date('2007-10-01','%Y-%m-%d %H:%i:%s') = '2007-10-01 x12:34:56 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-01 x12:34:56 GMT-6' +Warning 1292 Truncated incorrect date value: '2007-10-01 x12:34:56 GMT-6' select str_to_date('2007-10-01 12:34:00','%Y-%m-%d %H:%i:%s') = '2007-10-01 12:34x:56 GMT-6'; str_to_date('2007-10-01 12:34:00','%Y-%m-%d %H:%i:%s') = '2007-10-01 12:34x:56 GMT-6' 1 @@ -4174,33 +4180,24 @@ str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01 00:00:00' set SQL_MODE=TRADITIONAL; select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34'; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34' -NULL -Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-00 12:34' -Warning 1411 Incorrect datetime value: '2007-10-00 12:34' for function str_to_date +1 select str_to_date('2007-10-01 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34'; str_to_date('2007-10-01 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34' 0 -Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-00 12:34' select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-01 12:34'; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-01 12:34' -NULL -Warnings: -Warning 1411 Incorrect datetime value: '2007-10-00 12:34' for function str_to_date +0 select str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01' and '2007/10/20'; str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01' and '2007/10/20' -NULL -Warnings: -Warning 1411 Incorrect datetime value: '2007-10-00' for function str_to_date +1 set SQL_MODE=DEFAULT; select str_to_date('2007-10-00','%Y-%m-%d') between '' and '2007/10/20'; str_to_date('2007-10-00','%Y-%m-%d') between '' and '2007/10/20' 1 Warnings: -Warning 1292 Truncated incorrect datetime value: '' +Warning 1292 Incorrect datetime value: '' select str_to_date('','%Y-%m-%d') between '2007/10/01' and '2007/10/20'; str_to_date('','%Y-%m-%d') between '2007/10/01' and '2007/10/20' 0 @@ -4214,31 +4211,40 @@ select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = ''; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '' 0 Warnings: -Warning 1292 Truncated incorrect datetime value: '' +Warning 1292 Incorrect datetime value: '' select str_to_date('1','%Y-%m-%d') = '1'; str_to_date('1','%Y-%m-%d') = '1' 0 Warnings: -Warning 1292 Truncated incorrect date value: '1' +Warning 1292 Incorrect datetime value: '1' select str_to_date('1','%Y-%m-%d') = '1'; str_to_date('1','%Y-%m-%d') = '1' 0 Warnings: -Warning 1292 Truncated incorrect date value: '1' +Warning 1292 Incorrect datetime value: '1' select str_to_date('','%Y-%m-%d') = ''; str_to_date('','%Y-%m-%d') = '' -0 +1 Warnings: -Warning 1292 Truncated incorrect date value: '' -select str_to_date('1000-01-01','%Y-%m-%d') between '0000-00-00' and NULL; -str_to_date('1000-01-01','%Y-%m-%d') between '0000-00-00' and NULL -0 -select str_to_date('1000-01-01','%Y-%m-%d') between NULL and '2000-00-00'; -str_to_date('1000-01-01','%Y-%m-%d') between NULL and '2000-00-00' +Warning 1292 Incorrect datetime value: '' +select str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and '2001-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and '2001-01-01' +1 +select str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and NULL +NULL +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and '2001-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and '2001-01-01' +NULL +select str_to_date('2000-01-01','%Y-%m-%d') between '2001-01-01' and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between '2001-01-01' and NULL 0 -select str_to_date('1000-01-01','%Y-%m-%d') between NULL and NULL; -str_to_date('1000-01-01','%Y-%m-%d') between NULL and NULL +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and '1000-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and '1000-01-01' 0 +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and NULL +NULL CREATE TABLE t1 (c11 INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY); CREATE TABLE t2 (c21 INT UNSIGNED NOT NULL, c22 INT DEFAULT NULL, @@ -4384,14 +4390,14 @@ CREATE TABLE t1 (a INT KEY, b INT); INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4); EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND a = b LIMIT 2; id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Rowid-ordered scan Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2 EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND b = a LIMIT 2; id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Rowid-ordered scan Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`a` = `test`.`t1`.`b`) and (`test`.`t1`.`a` > 1)) limit 2 +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2 DROP TABLE t1; # # Bug#47019: Assertion failed: 0, file .\rt_mbr.c, line 138 when @@ -4404,7 +4410,7 @@ INSERT INTO t1 VALUES EXPLAIN SELECT 1 FROM t1 NATURAL LEFT JOIN t1 AS t2; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 ALL a NULL NULL NULL 2 Range checked for each record (index map: 0x1) +1 SIMPLE t2 hash_ALL a #hash#$hj 12 test.t1.a 2 Using where; Using join buffer (flat, BNLH join) SELECT 1 FROM t1 NATURAL LEFT JOIN t1 AS t2; 1 1 @@ -4414,7 +4420,7 @@ SELECT 1 FROM t1 NATURAL LEFT JOIN t1 AS t2; EXPLAIN SELECT 1 FROM t1 NATURAL LEFT JOIN t1 AS t2 FORCE INDEX(a); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 ALL a NULL NULL NULL 2 Range checked for each record (index map: 0x1) +1 SIMPLE t2 hash_ALL a #hash#$hj 12 test.t1.a 2 Using where; Using join buffer (flat, BNLH join) SELECT 1 FROM t1 NATURAL LEFT JOIN t1 AS t2 FORCE INDEX(a); 1 1 @@ -4614,8 +4620,8 @@ a 4 5 DROP TABLE t1; -CREATE TABLE A (date_key date); -CREATE TABLE C ( +CREATE TABLE t1 (date_key date); +CREATE TABLE t2 ( pk int, int_nokey int, int_key int, @@ -4623,29 +4629,27 @@ date_key date NOT NULL, date_nokey date, varchar_key varchar(1) ); -INSERT INTO C VALUES +INSERT INTO t2 VALUES (1,1,1,'0000-00-00',NULL,NULL), (1,1,1,'0000-00-00',NULL,NULL); -SELECT 1 FROM C WHERE pk > ANY (SELECT 1 FROM C); +SELECT 1 FROM t2 WHERE pk > ANY (SELECT 1 FROM t2); 1 -SELECT COUNT(DISTINCT 1) FROM C -WHERE date_key = (SELECT 1 FROM A WHERE C.date_key IS NULL) GROUP BY pk; +SELECT COUNT(DISTINCT 1) FROM t2 +WHERE date_key = (SELECT 1 FROM t1 WHERE t2.date_key IS NULL) GROUP BY pk; COUNT(DISTINCT 1) -SELECT date_nokey FROM C -WHERE int_key IN (SELECT 1 FROM A) +SELECT date_nokey FROM t2 +WHERE int_key IN (SELECT 1 FROM t1) HAVING date_nokey = '10:41:7' ORDER BY date_key; date_nokey -Warnings: -Warning 1292 Incorrect date value: '10:41:7' for column 'date_nokey' at row 1 -DROP TABLE A,C; +DROP TABLE t1,t2; CREATE TABLE t1 (a INT NOT NULL, b INT); INSERT INTO t1 VALUES (1, 1); EXPLAIN EXTENDED SELECT * FROM t1 WHERE (a=a AND a=a) OR b > 2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `a`,'1' AS `b` from dual where 1 +Note 1003 select 1 AS `a`,1 AS `b` from dual where 1 SELECT * FROM t1 WHERE (a=a AND a=a) OR b > 2; a b 1 1 @@ -4777,7 +4781,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,'2' AS `b` from `test`.`t1` where (`test`.`t1`.`a` = <cache>(('2' + (1 + 1)))) +Note 1003 select `test`.`t1`.`a` AS `a`,2 AS `b` from `test`.`t1` where (`test`.`t1`.`a` = <cache>((2 + (1 + 1)))) SELECT * FROM t2 LEFT JOIN t1 ON a = b + 1; b a 2 3 @@ -4786,12 +4790,12 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select '2' AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t1` where 1 +Note 1003 select 2 AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t1` where 1 EXPLAIN EXTENDED SELECT * FROM t1 WHERE a > UNIX_TIMESTAMP('2009-03-10 00:00:00'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > <cache>(unix_timestamp('2009-03-10 00:00:00'))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > 1236639600) CREATE FUNCTION f1() RETURNS INT DETERMINISTIC BEGIN SET @cnt := @cnt + 1; @@ -4871,6 +4875,228 @@ SELECT 1 FROM t1 ORDER BY a COLLATE latin1_german2_ci; 1 DROP TABLE t1; # +# Bug #702310: usage of 2 join buffers after ref access to an empty table +# +CREATE TABLE t1 (f1 int) ; +INSERT INTO t1 VALUES (9); +CREATE TABLE t2 (f1 int); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +CREATE TABLE t3 (f1 int); +INSERT INTO t3 VALUES (17); +CREATE TABLE t4 (f1 int PRIMARY KEY, f2 varchar(1024)) ; +CREATE TABLE t5 (f1 int) ; +INSERT INTO t5 VALUES (20),(5); +CREATE TABLE t6(f1 int); +INSERT INTO t6 VALUES (9),(7); +SET SESSION join_buffer_size = 2048; +EXPLAIN +SELECT STRAIGHT_JOIN * FROM t2, (t1 LEFT JOIN (t3,t4) ON t1.f1 = t4.f1), t5, t6; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +1 SIMPLE t2 ALL NULL NULL NULL NULL 12 +1 SIMPLE t3 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (flat, BNL join) +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 4 const 1 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t5 ALL NULL NULL NULL NULL 2 Using join buffer (incremental, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 2 Using join buffer (incremental, BNL join) +SELECT STRAIGHT_JOIN * FROM t2, (t1 LEFT JOIN (t3,t4) ON t1.f1 = t4.f1), t5, t6; +f1 f1 f1 f1 f2 f1 f1 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +SET SESSION join_buffer_size = DEFAULT; +DROP TABLE t1,t2,t3,t4,t5,t6; +# +# Bug #698882: best equality substitution not applied to ref +# +CREATE TABLE t1 (a1 int NOT NULL, b1 char(10), INDEX idx (a1)); +CREATE TABLE t2 (a2 int NOT NULL, b2 char(10), INDEX idx (a2)); +CREATE TABLE t3 (a3 int NOT NULL, b3 char(10), INDEX idx (a3)); +INSERT INTO t1 VALUES (2,'xx'), (1,'xxx'), (11,'xxxxxxx'); +INSERT INTO t2 VALUES +(7,'yyyy'), (2,'y'), (3,'yyy'), (1,'yy'), (1,'yyyyy'), +(3,'yy'), (1,'y'), (4,'yyy'), (7,'y'), (4,'yyyyy'), (7,'yyy'), +(7,'yyyy'), (2,'yy'), (3,'yyy'), (1,'yyyyyyyy'), (1,'yyyyy'), +(3,'yy'), (1,'yyy'), (4,'yyy'), (7,'y'), (4,'yyyyy'), (7,'yyy'); +INSERT INTO t3 VALUES +(9,'zzzzzzz'), (2,'zzzzz'), (1,'z'), (9,'zz'), (1,'zz'), (5,'zzzzzzz'), +(4,'zz'), (3,'z'), (5,'zzzzzz'), (3,'zz'), (4,'zzzz'), (3,'z'), +(9,'zzzzzzzz'), (2,'zz'), (1,'zz'), (9,'zzz'), (1,'zzz'), (5,'zzzzzzzz'), +(4,'zzz'), (3,'zz'), (5,'zzzzzzz'), (3,'zzz'), (4,'zzzzz'), (3,'zz'), +(9,'zzzzzz'), (2,'zzzz'), (1,'zzz'), (9,'z'), (1,'z'), (5,'zzzzzz'), +(4,'z'), (3,'zzz'), (5,'zzzzz'), (3,'z'), (4,'zzz'), (3,'zzzz'), +(9,'zzzzz'), (2,'zzz'), (1,'zzzz'), (9,'zzz'), (1,'zzzz'), (5,'zzzzz'), +(4,'zzz'), (3,'zzzz'), (5,'zzzz'), (3,'zzz'), (4,'zz'), (3,'zzzzz'); +set @tmp= @@optimizer_switch; +SET SESSION optimizer_switch='index_condition_pushdown=off'; +EXPLAIN SELECT * from t1,t2,t3 WHERE t3.a3=t1.a1 AND t2.a2=t1.a1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +EXPLAIN SELECT * FROM t1,t2,t3 WHERE t2.a2=t1.a1 AND t3.a3=t1.a1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +EXPLAIN SELECT * FROM t1,t2,t3 WHERE t2.a2=t1.a1 AND t3.a3=t2.a2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +SELECT * from t1,t2,t3 +WHERE t3.a3=t1.a1 AND t2.a2=t1.a1 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SELECT * FROM t1,t2,t3 +WHERE t2.a2=t1.a1 AND t3.a3=t1.a1 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SELECT * FROM t1,t2,t3 +WHERE t2.a2=t1.a1 AND t3.a3=t2.a2 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SET SESSION optimizer_switch=@tmp; +DROP TABLE t1,t2,t3; +# +# Bug #707555: crash with equality substitution in ref +# +CREATE TABLE t1 (f11 int, f12 int, PRIMARY KEY (f11), KEY (f12)) ; +INSERT INTO t1 VALUES (1,NULL), (8,NULL); +CREATE TABLE t2 (f21 int, f22 int, f23 int, KEY (f22)) ; +INSERT INTO t2 VALUES (1,NULL,3), (2,7,8); +CREATE TABLE t3 (f31 int, f32 int(11), PRIMARY KEY (f31), KEY (f32)) ; +INSERT INTO t3 VALUES (1,494862336); +CREATE TABLE t4 (f41 int, f42 int, PRIMARY KEY (f41), KEY (f42)) ; +INSERT INTO t4 VALUES (1,NULL), (8,NULL); +CREATE TABLE t5 (f51 int, PRIMARY KEY (f51)) ; +INSERT IGNORE INTO t5 VALUES (100); +CREATE TABLE t6 (f61 int, f62 int, KEY (f61)) ; +INSERT INTO t6 VALUES (NULL,1), (3,10); +CREATE TABLE t7 (f71 int, f72 int, KEY (f72)) ; +INSERT INTO t7 VALUES (1,NULL), (2,7); +EXPLAIN +SELECT t2.f23 FROM +(t1 LEFT JOIN (t2 JOIN t3 ON t2.f22=t3.f32) ON t1.f11=t3.f31) +LEFT JOIN +(((t4 JOIN t5 ON t4.f42=t5.f51) LEFT JOIN t6 ON t6.f62>0) JOIN t7 ON t6.f61>0) +ON t3.f31 = t6.f61 +WHERE t7.f71>0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 system PRIMARY,f32 NULL NULL NULL 1 +1 SIMPLE t5 system PRIMARY NULL NULL NULL 1 +1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 Using index +1 SIMPLE t2 ref f22 f22 5 const 1 +1 SIMPLE t6 ref f61 f61 5 const 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 SIMPLE t4 ref f42 f42 5 const 1 Using index +1 SIMPLE t7 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT t2.f23 FROM +(t1 LEFT JOIN (t2 JOIN t3 ON t2.f22=t3.f32) ON t1.f11=t3.f31) +LEFT JOIN +(((t4 JOIN t5 ON t4.f42=t5.f51) LEFT JOIN t6 ON t6.f62>0) JOIN t7 ON t6.f61>0) +ON t3.f31 = t6.f61 +WHERE t7.f71>0; +f23 +DROP TABLE t1,t2,t3,t4,t5,t6,t7; +# # Bug #58422: Incorrect result when OUTER JOIN'ing # with an empty table # @@ -4935,6 +5161,19 @@ WHERE t2.pk <> 2; pk i pk i pk i DROP TABLE t1,t2,t_empty; End of 5.1 tests +# +# BUG#776274: substitution of a single row table +# +CREATE TABLE t1 (a int NOT NULL , b int); +INSERT INTO t1 VALUES (2,2); +SELECT * FROM t1 WHERE a = b; +a b +2 2 +EXPLAIN +SELECT * FROM t1 WHERE a = b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +DROP TABLE t1; # # Bug#54515: Crash in opt_range.cc::get_best_group_min_max on # SELECT from VIEW with GROUP BY @@ -4977,3 +5216,4 @@ set join_cache_level=default; show variables like 'join_cache_level'; Variable_name Value join_cache_level 1 +set @@optimizer_switch=@save_optimizer_switch_jcl6; diff --git a/mysql-test/r/select_pkeycache.result b/mysql-test/r/select_pkeycache.result index 511714637ff..2a187cb3d8c 100644 --- a/mysql-test/r/select_pkeycache.result +++ b/mysql-test/r/select_pkeycache.result @@ -1431,7 +1431,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 @@ -2115,8 +2115,8 @@ INSERT INTO t2 VALUES (1,3,10,'2002-06-01 08:00:00',35),(1,3,1010,'2002-06-01 12 SELECT a.gvid, (SUM(CASE b.sampletid WHEN 140 THEN b.samplevalue ELSE 0 END)) as the_success,(SUM(CASE b.sampletid WHEN 141 THEN b.samplevalue ELSE 0 END)) as the_fail,(SUM(CASE b.sampletid WHEN 142 THEN b.samplevalue ELSE 0 END)) as the_size,(SUM(CASE b.sampletid WHEN 143 THEN b.samplevalue ELSE 0 END)) as the_time FROM t1 a, t2 b WHERE a.hmid = b.hmid AND a.volid = b.volid AND b.sampletime >= 'wrong-date-value' AND b.sampletime < 'wrong-date-value' AND b.sampletid IN (140, 141, 142, 143) GROUP BY a.gvid; gvid the_success the_fail the_size the_time Warnings: -Warning 1292 Incorrect datetime value: 'wrong-date-value' for column 'sampletime' at row 1 -Warning 1292 Incorrect datetime value: 'wrong-date-value' for column 'sampletime' at row 1 +Warning 1292 Incorrect datetime value: 'wrong-date-value' +Warning 1292 Incorrect datetime value: 'wrong-date-value' SELECT a.gvid, (SUM(CASE b.sampletid WHEN 140 THEN b.samplevalue ELSE 0 END)) as the_success,(SUM(CASE b.sampletid WHEN 141 THEN b.samplevalue ELSE 0 END)) as the_fail,(SUM(CASE b.sampletid WHEN 142 THEN b.samplevalue ELSE 0 END)) as the_size,(SUM(CASE b.sampletid WHEN 143 THEN b.samplevalue ELSE 0 END)) as the_time FROM t1 a, t2 b WHERE a.hmid = b.hmid AND a.volid = b.volid AND b.sampletime >= NULL AND b.sampletime < NULL AND b.sampletid IN (140, 141, 142, 143) GROUP BY a.gvid; gvid the_success the_fail the_size the_time DROP TABLE t1,t2; @@ -2363,7 +2363,7 @@ insert into t2 values (1,3), (2,3), (3,4), (4,4); explain select * from t1 left join t2 on a=c where d in (4); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref c,d d 5 const 2 -1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on a=c where d in (4); a b c d 3 2 3 4 @@ -2371,7 +2371,7 @@ a b c d explain select * from t1 left join t2 on a=c where d = 4; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ref c,d d 5 const 2 -1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer +1 SIMPLE t1 ALL a NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on a=c where d = 4; a b c d 3 2 3 4 @@ -2718,7 +2718,7 @@ where (t1.c=t2.a or (t1.c=t3.a and t2.a=t3.b)) and t1.b=556476786 and t2.b like '%%' order by t2.b limit 0,1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref b,c b 5 const 1 Using temporary; Using filesort -1 SIMPLE t3 index PRIMARY,a,b PRIMARY 8 NULL 2 Using index; Using join buffer +1 SIMPLE t3 index PRIMARY,a,b PRIMARY 8 NULL 2 Using index; Using join buffer (flat, BNL join) 1 SIMPLE t2 ALL PRIMARY NULL NULL NULL 2 Range checked for each record (index map: 0x1) DROP TABLE t1,t2,t3; CREATE TABLE t1 (a int, INDEX idx(a)); @@ -2739,7 +2739,7 @@ ALTER TABLE t1 ENABLE KEYS; EXPLAIN SELECT STRAIGHT_JOIN SQL_NO_CACHE COUNT(*) FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index b b 5 NULL 2 Using index -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) SELECT STRAIGHT_JOIN SQL_NO_CACHE * FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; a b a b 1 NULL 1 1 @@ -2749,7 +2749,7 @@ a b a b EXPLAIN SELECT STRAIGHT_JOIN SQL_NO_CACHE COUNT(*) FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 index b b 5 NULL 2 Using index -1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) SELECT STRAIGHT_JOIN SQL_NO_CACHE * FROM t2, t1 WHERE t1.b = t2.b OR t2.b IS NULL; a b a b 1 NULL 1 1 @@ -2911,11 +2911,11 @@ a EXPLAIN SELECT t1.a FROM t1 STRAIGHT_JOIN t2 ON t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 5 -1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) EXPLAIN SELECT t1.a FROM t1 INNER JOIN t2 ON t1.a=t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 ALL NULL NULL NULL NULL 3 -1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where; Using join buffer +1 SIMPLE t1 ALL NULL NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) DROP TABLE t1,t2; select x'10' + 0, X'10' + 0, b'10' + 0, B'10' + 0; x'10' + 0 X'10' + 0 b'10' + 0 B'10' + 0 @@ -3266,7 +3266,7 @@ f1 f2 4 2005-10-01 5 2005-12-30 Warnings: -Warning 1292 Incorrect date value: '2005-09-3a' for column 'f2' at row 1 +Warning 1292 Truncated incorrect date value: '2005-09-3a' select * from t1 where f2 <= '2005-09-31' order by f2; f1 f2 1 2005-01-01 @@ -3277,7 +3277,7 @@ f1 f2 1 2005-01-01 2 2005-09-01 Warnings: -Warning 1292 Incorrect date value: '2005-09-3a' for column 'f2' at row 1 +Warning 1292 Truncated incorrect date value: '2005-09-3a' drop table t1; create table t1 (f1 int, f2 int); insert into t1 values (1, 30), (2, 20), (3, 10); @@ -3418,7 +3418,7 @@ SELECT t2.sku, t2.sppr, t2.name, t1.sku, t1.pr FROM t2, t1 WHERE t2.sku=20 AND (t2.sku=t1.sku OR t2.sppr=t1.sku); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 2 Using where DROP TABLE t1,t2; SET SQL_MODE='NO_UNSIGNED_SUBTRACTION'; CREATE TABLE t1 (i TINYINT UNSIGNED NOT NULL); @@ -3456,7 +3456,7 @@ In next EXPLAIN, B.rows must be exactly 10: explain select * from t2 A, t2 B where A.a=5 and A.b=5 and A.C<5 and B.a=5 and B.b=A.e and (B.b =1 or B.b = 3 or B.b=5); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using index condition; Using where; Using MRR +1 SIMPLE A range PRIMARY PRIMARY 12 NULL 4 Using where 1 SIMPLE B ref PRIMARY PRIMARY 8 const,test.A.e 10 drop table t1, t2; CREATE TABLE t1 (a int PRIMARY KEY, b int, INDEX(b)); @@ -3470,12 +3470,12 @@ INSERT INTO t2 VALUES EXPLAIN SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where 1 SIMPLE t2 ref c c 5 test.t1.a 2 EXPLAIN SELECT a, c, d, f FROM t1,t2 WHERE a=c AND b BETWEEN 4 AND 6 AND a > 0; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY,b b 5 NULL 3 Using where 1 SIMPLE t2 ref c c 5 test.t1.a 2 DROP TABLE t1, t2; create table t1 ( @@ -3565,19 +3565,19 @@ EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk < 'c' AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 3 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk BETWEEN 'a' AND 'b' AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where EXPLAIN SELECT t2.* FROM t1 JOIN t2 ON t2.fk=t1.pk WHERE t2.fk IN ('a','b') AND t2.pk=t1.fk; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using index condition; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 12 NULL 2 Using where 1 SIMPLE t2 eq_ref PRIMARY PRIMARY 18 test.t1.fk 1 Using where DROP TABLE t1,t2; CREATE TABLE t1 (a int, b varchar(20) NOT NULL, PRIMARY KEY(a)); @@ -3611,7 +3611,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si si 5 NULL 4 Using index condition; Using MRR +1 SIMPLE t2 range si si 5 NULL 4 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where EXPLAIN SELECT t3.a FROM t1,t2,t3 @@ -3619,7 +3619,7 @@ WHERE t1.id = 8 AND t2.i BETWEEN t1.b AND t1.e AND t3.a=t2.a AND t3.c IN ('bb','ee') ; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si,ai si 5 NULL 4 Using index condition; Using MRR +1 SIMPLE t2 range si,ai si 5 NULL 4 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where EXPLAIN SELECT t3.a FROM t1,t2 FORCE INDEX (si),t3 @@ -3627,7 +3627,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si si 5 NULL 2 Using index condition; Using MRR +1 SIMPLE t2 range si si 5 NULL 2 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where EXPLAIN SELECT t3.a FROM t1,t2,t3 @@ -3635,7 +3635,7 @@ WHERE t1.id = 8 AND (t2.i=t1.b OR t2.i=t1.e) AND t3.a=t2.a AND t3.c IN ('bb','ee'); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t2 range si,ai si 5 NULL 2 Using index condition; Using MRR +1 SIMPLE t2 range si,ai si 5 NULL 2 Using where 1 SIMPLE t3 eq_ref PRIMARY,ci PRIMARY 4 test.t2.a 1 Using where DROP TABLE t1,t2,t3; CREATE TABLE t1 ( f1 int primary key, f2 int, f3 int, f4 int, f5 int, f6 int, checked_out int); @@ -3755,16 +3755,12 @@ AND t1.ts BETWEEN t2.dt1 AND t2.dt2 AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31"; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 const PRIMARY PRIMARY 4 const 1 -1 SIMPLE t1 range ts ts 4 NULL 1 Using index condition; Using where; Using MRR -Warnings: -Warning 1292 Incorrect datetime value: '2999-12-31 00:00:00' for column 'ts' at row 1 +1 SIMPLE t1 range ts ts 4 NULL 1 Using where SELECT * FROM t1 LEFT JOIN t2 ON (t1.a=t2.a) WHERE t1.a=30 AND t1.ts BETWEEN t2.dt1 AND t2.dt2 AND t1.ts BETWEEN "2006-01-01" AND "2006-12-31"; a ts a dt1 dt2 30 2006-01-03 23:00:00 30 2006-01-01 00:00:00 2999-12-31 00:00:00 -Warnings: -Warning 1292 Incorrect datetime value: '2999-12-31 00:00:00' for column 'ts' at row 1 DROP TABLE t1,t2; create table t1 (a bigint unsigned); insert into t1 values @@ -4101,17 +4097,22 @@ select str_to_date('2007-10-09','%Y-%m-%d') > '2007/10/01 00:00:00 GMT-6'; str_to_date('2007-10-09','%Y-%m-%d') > '2007/10/01 00:00:00 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect date value: '2007/10/01 00:00:00 GMT-6' +Warning 1292 Truncated incorrect datetime value: '2007/10/01 00:00:00 GMT-6' +select str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/20 00:00:00 GMT-6'; +str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/20 00:00:00 GMT-6' +1 +Warnings: +Warning 1292 Truncated incorrect datetime value: '2007/10/20 00:00:00 GMT-6' select str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/2000:00:00 GMT-6'; str_to_date('2007-10-09','%Y-%m-%d') <= '2007/10/2000:00:00 GMT-6' -1 +0 Warnings: -Warning 1292 Truncated incorrect date value: '2007/10/2000:00:00 GMT-6' +Warning 1292 Incorrect datetime value: '2007/10/2000:00:00 GMT-6' select str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-1 00:00:00 GMT-6'; str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-1 00:00:00 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect date value: '2007-10-1 00:00:00 GMT-6' +Warning 1292 Truncated incorrect datetime value: '2007-10-1 00:00:00 GMT-6' select str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-01 x00:00:00 GMT-6'; str_to_date('2007-10-01','%Y-%m-%d') = '2007-10-01 x00:00:00 GMT-6' 1 @@ -4131,7 +4132,7 @@ select str_to_date('2007-10-01','%Y-%m-%d %H:%i:%s') = '2007-10-01 x12:34:56 GMT str_to_date('2007-10-01','%Y-%m-%d %H:%i:%s') = '2007-10-01 x12:34:56 GMT-6' 1 Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-01 x12:34:56 GMT-6' +Warning 1292 Truncated incorrect date value: '2007-10-01 x12:34:56 GMT-6' select str_to_date('2007-10-01 12:34:00','%Y-%m-%d %H:%i:%s') = '2007-10-01 12:34x:56 GMT-6'; str_to_date('2007-10-01 12:34:00','%Y-%m-%d %H:%i:%s') = '2007-10-01 12:34x:56 GMT-6' 1 @@ -4170,33 +4171,24 @@ str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01 00:00:00' set SQL_MODE=TRADITIONAL; select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34'; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34' -NULL -Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-00 12:34' -Warning 1411 Incorrect datetime value: '2007-10-00 12:34' for function str_to_date +1 select str_to_date('2007-10-01 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34'; str_to_date('2007-10-01 12:34','%Y-%m-%d %H:%i') = '2007-10-00 12:34' 0 -Warnings: -Warning 1292 Truncated incorrect datetime value: '2007-10-00 12:34' select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-01 12:34'; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '2007-10-01 12:34' -NULL -Warnings: -Warning 1411 Incorrect datetime value: '2007-10-00 12:34' for function str_to_date +0 select str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01' and '2007/10/20'; str_to_date('2007-10-00','%Y-%m-%d') between '2007/09/01' and '2007/10/20' -NULL -Warnings: -Warning 1411 Incorrect datetime value: '2007-10-00' for function str_to_date +1 set SQL_MODE=DEFAULT; select str_to_date('2007-10-00','%Y-%m-%d') between '' and '2007/10/20'; str_to_date('2007-10-00','%Y-%m-%d') between '' and '2007/10/20' 1 Warnings: -Warning 1292 Truncated incorrect datetime value: '' +Warning 1292 Incorrect datetime value: '' select str_to_date('','%Y-%m-%d') between '2007/10/01' and '2007/10/20'; str_to_date('','%Y-%m-%d') between '2007/10/01' and '2007/10/20' 0 @@ -4210,31 +4202,40 @@ select str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = ''; str_to_date('2007-10-00 12:34','%Y-%m-%d %H:%i') = '' 0 Warnings: -Warning 1292 Truncated incorrect datetime value: '' +Warning 1292 Incorrect datetime value: '' select str_to_date('1','%Y-%m-%d') = '1'; str_to_date('1','%Y-%m-%d') = '1' 0 Warnings: -Warning 1292 Truncated incorrect date value: '1' +Warning 1292 Incorrect datetime value: '1' select str_to_date('1','%Y-%m-%d') = '1'; str_to_date('1','%Y-%m-%d') = '1' 0 Warnings: -Warning 1292 Truncated incorrect date value: '1' +Warning 1292 Incorrect datetime value: '1' select str_to_date('','%Y-%m-%d') = ''; str_to_date('','%Y-%m-%d') = '' -0 +1 Warnings: -Warning 1292 Truncated incorrect date value: '' -select str_to_date('1000-01-01','%Y-%m-%d') between '0000-00-00' and NULL; -str_to_date('1000-01-01','%Y-%m-%d') between '0000-00-00' and NULL -0 -select str_to_date('1000-01-01','%Y-%m-%d') between NULL and '2000-00-00'; -str_to_date('1000-01-01','%Y-%m-%d') between NULL and '2000-00-00' +Warning 1292 Incorrect datetime value: '' +select str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and '2001-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and '2001-01-01' +1 +select str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between '1000-01-01' and NULL +NULL +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and '2001-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and '2001-01-01' +NULL +select str_to_date('2000-01-01','%Y-%m-%d') between '2001-01-01' and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between '2001-01-01' and NULL 0 -select str_to_date('1000-01-01','%Y-%m-%d') between NULL and NULL; -str_to_date('1000-01-01','%Y-%m-%d') between NULL and NULL +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and '1000-01-01'; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and '1000-01-01' 0 +select str_to_date('2000-01-01','%Y-%m-%d') between NULL and NULL; +str_to_date('2000-01-01','%Y-%m-%d') between NULL and NULL +NULL CREATE TABLE t1 (c11 INT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY); CREATE TABLE t2 (c21 INT UNSIGNED NOT NULL, c22 INT DEFAULT NULL, @@ -4380,14 +4381,14 @@ CREATE TABLE t1 (a INT KEY, b INT); INSERT INTO t1 VALUES (1,1), (2,2), (3,3), (4,4); EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND a = b LIMIT 2; id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2 EXPLAIN EXTENDED SELECT a, b FROM t1 WHERE a > 1 AND b = a LIMIT 2; id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using index condition; Using where; Using MRR +1 SIMPLE t1 range PRIMARY PRIMARY 4 NULL 3 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`a` = `test`.`t1`.`b`) and (`test`.`t1`.`a` > 1)) limit 2 +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where ((`test`.`t1`.`b` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 1)) limit 2 DROP TABLE t1; # # Bug#47019: Assertion failed: 0, file .\rt_mbr.c, line 138 when @@ -4610,8 +4611,8 @@ a 4 5 DROP TABLE t1; -CREATE TABLE A (date_key date); -CREATE TABLE C ( +CREATE TABLE t1 (date_key date); +CREATE TABLE t2 ( pk int, int_nokey int, int_key int, @@ -4619,29 +4620,27 @@ date_key date NOT NULL, date_nokey date, varchar_key varchar(1) ); -INSERT INTO C VALUES +INSERT INTO t2 VALUES (1,1,1,'0000-00-00',NULL,NULL), (1,1,1,'0000-00-00',NULL,NULL); -SELECT 1 FROM C WHERE pk > ANY (SELECT 1 FROM C); +SELECT 1 FROM t2 WHERE pk > ANY (SELECT 1 FROM t2); 1 -SELECT COUNT(DISTINCT 1) FROM C -WHERE date_key = (SELECT 1 FROM A WHERE C.date_key IS NULL) GROUP BY pk; +SELECT COUNT(DISTINCT 1) FROM t2 +WHERE date_key = (SELECT 1 FROM t1 WHERE t2.date_key IS NULL) GROUP BY pk; COUNT(DISTINCT 1) -SELECT date_nokey FROM C -WHERE int_key IN (SELECT 1 FROM A) +SELECT date_nokey FROM t2 +WHERE int_key IN (SELECT 1 FROM t1) HAVING date_nokey = '10:41:7' ORDER BY date_key; date_nokey -Warnings: -Warning 1292 Incorrect date value: '10:41:7' for column 'date_nokey' at row 1 -DROP TABLE A,C; +DROP TABLE t1,t2; CREATE TABLE t1 (a INT NOT NULL, b INT); INSERT INTO t1 VALUES (1, 1); EXPLAIN EXTENDED SELECT * FROM t1 WHERE (a=a AND a=a) OR b > 2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 Warnings: -Note 1003 select '1' AS `a`,'1' AS `b` from dual where 1 +Note 1003 select 1 AS `a`,1 AS `b` from dual where 1 SELECT * FROM t1 WHERE (a=a AND a=a) OR b > 2; a b 1 1 @@ -4773,7 +4772,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,'2' AS `b` from `test`.`t1` where (`test`.`t1`.`a` = <cache>(('2' + (1 + 1)))) +Note 1003 select `test`.`t1`.`a` AS `a`,2 AS `b` from `test`.`t1` where (`test`.`t1`.`a` = <cache>((2 + (1 + 1)))) SELECT * FROM t2 LEFT JOIN t1 ON a = b + 1; b a 2 3 @@ -4782,12 +4781,12 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t2 system NULL NULL NULL NULL 1 100.00 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select '2' AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t1` where 1 +Note 1003 select 2 AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t1` where 1 EXPLAIN EXTENDED SELECT * FROM t1 WHERE a > UNIX_TIMESTAMP('2009-03-10 00:00:00'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 10 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > <cache>(unix_timestamp('2009-03-10 00:00:00'))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > 1236639600) CREATE FUNCTION f1() RETURNS INT DETERMINISTIC BEGIN SET @cnt := @cnt + 1; @@ -4867,6 +4866,228 @@ SELECT 1 FROM t1 ORDER BY a COLLATE latin1_german2_ci; 1 DROP TABLE t1; # +# Bug #702310: usage of 2 join buffers after ref access to an empty table +# +CREATE TABLE t1 (f1 int) ; +INSERT INTO t1 VALUES (9); +CREATE TABLE t2 (f1 int); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +INSERT INTO t2 VALUES (3),(7),(18); +CREATE TABLE t3 (f1 int); +INSERT INTO t3 VALUES (17); +CREATE TABLE t4 (f1 int PRIMARY KEY, f2 varchar(1024)) ; +CREATE TABLE t5 (f1 int) ; +INSERT INTO t5 VALUES (20),(5); +CREATE TABLE t6(f1 int); +INSERT INTO t6 VALUES (9),(7); +SET SESSION join_buffer_size = 2048; +EXPLAIN +SELECT STRAIGHT_JOIN * FROM t2, (t1 LEFT JOIN (t3,t4) ON t1.f1 = t4.f1), t5, t6; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +1 SIMPLE t2 ALL NULL NULL NULL NULL 12 +1 SIMPLE t3 ALL NULL NULL NULL NULL 1 Using where +1 SIMPLE t4 eq_ref PRIMARY PRIMARY 4 const 1 +1 SIMPLE t5 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +1 SIMPLE t6 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +SELECT STRAIGHT_JOIN * FROM t2, (t1 LEFT JOIN (t3,t4) ON t1.f1 = t4.f1), t5, t6; +f1 f1 f1 f1 f2 f1 f1 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 20 9 +3 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 7 +3 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 5 9 +3 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 7 +3 9 NULL NULL NULL 5 7 +7 9 NULL NULL NULL 20 9 +18 9 NULL NULL NULL 20 9 +7 9 NULL NULL NULL 20 7 +18 9 NULL NULL NULL 20 7 +7 9 NULL NULL NULL 5 9 +18 9 NULL NULL NULL 5 9 +7 9 NULL NULL NULL 5 7 +18 9 NULL NULL NULL 5 7 +SET SESSION join_buffer_size = DEFAULT; +DROP TABLE t1,t2,t3,t4,t5,t6; +# +# Bug #698882: best equality substitution not applied to ref +# +CREATE TABLE t1 (a1 int NOT NULL, b1 char(10), INDEX idx (a1)); +CREATE TABLE t2 (a2 int NOT NULL, b2 char(10), INDEX idx (a2)); +CREATE TABLE t3 (a3 int NOT NULL, b3 char(10), INDEX idx (a3)); +INSERT INTO t1 VALUES (2,'xx'), (1,'xxx'), (11,'xxxxxxx'); +INSERT INTO t2 VALUES +(7,'yyyy'), (2,'y'), (3,'yyy'), (1,'yy'), (1,'yyyyy'), +(3,'yy'), (1,'y'), (4,'yyy'), (7,'y'), (4,'yyyyy'), (7,'yyy'), +(7,'yyyy'), (2,'yy'), (3,'yyy'), (1,'yyyyyyyy'), (1,'yyyyy'), +(3,'yy'), (1,'yyy'), (4,'yyy'), (7,'y'), (4,'yyyyy'), (7,'yyy'); +INSERT INTO t3 VALUES +(9,'zzzzzzz'), (2,'zzzzz'), (1,'z'), (9,'zz'), (1,'zz'), (5,'zzzzzzz'), +(4,'zz'), (3,'z'), (5,'zzzzzz'), (3,'zz'), (4,'zzzz'), (3,'z'), +(9,'zzzzzzzz'), (2,'zz'), (1,'zz'), (9,'zzz'), (1,'zzz'), (5,'zzzzzzzz'), +(4,'zzz'), (3,'zz'), (5,'zzzzzzz'), (3,'zzz'), (4,'zzzzz'), (3,'zz'), +(9,'zzzzzz'), (2,'zzzz'), (1,'zzz'), (9,'z'), (1,'z'), (5,'zzzzzz'), +(4,'z'), (3,'zzz'), (5,'zzzzz'), (3,'z'), (4,'zzz'), (3,'zzzz'), +(9,'zzzzz'), (2,'zzz'), (1,'zzzz'), (9,'zzz'), (1,'zzzz'), (5,'zzzzz'), +(4,'zzz'), (3,'zzzz'), (5,'zzzz'), (3,'zzz'), (4,'zz'), (3,'zzzzz'); +set @tmp= @@optimizer_switch; +SET SESSION optimizer_switch='index_condition_pushdown=off'; +EXPLAIN SELECT * from t1,t2,t3 WHERE t3.a3=t1.a1 AND t2.a2=t1.a1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 +EXPLAIN SELECT * FROM t1,t2,t3 WHERE t2.a2=t1.a1 AND t3.a3=t1.a1; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 +EXPLAIN SELECT * FROM t1,t2,t3 WHERE t2.a2=t1.a1 AND t3.a3=t2.a2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL idx NULL NULL NULL 3 +1 SIMPLE t2 ref idx idx 4 test.t1.a1 2 +1 SIMPLE t3 ref idx idx 4 test.t1.a1 5 +SELECT * from t1,t2,t3 +WHERE t3.a3=t1.a1 AND t2.a2=t1.a1 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SELECT * FROM t1,t2,t3 +WHERE t2.a2=t1.a1 AND t3.a3=t1.a1 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SELECT * FROM t1,t2,t3 +WHERE t2.a2=t1.a1 AND t3.a3=t2.a2 AND +LENGTH(CONCAT(CONCAT(t1.b1,t2.b2),t3.b3)) <= 7; +a1 b1 a2 b2 a3 b3 +1 xxx 1 y 1 z +1 xxx 1 y 1 z +1 xxx 1 y 1 zz +1 xxx 1 y 1 zz +1 xxx 1 y 1 zzz +1 xxx 1 y 1 zzz +1 xxx 1 yy 1 z +1 xxx 1 yy 1 z +1 xxx 1 yy 1 zz +1 xxx 1 yy 1 zz +1 xxx 1 yyy 1 z +1 xxx 1 yyy 1 z +2 xx 2 y 2 zz +2 xx 2 y 2 zzz +2 xx 2 y 2 zzzz +2 xx 2 yy 2 zz +2 xx 2 yy 2 zzz +SET SESSION optimizer_switch=@tmp; +DROP TABLE t1,t2,t3; +# +# Bug #707555: crash with equality substitution in ref +# +CREATE TABLE t1 (f11 int, f12 int, PRIMARY KEY (f11), KEY (f12)) ; +INSERT INTO t1 VALUES (1,NULL), (8,NULL); +CREATE TABLE t2 (f21 int, f22 int, f23 int, KEY (f22)) ; +INSERT INTO t2 VALUES (1,NULL,3), (2,7,8); +CREATE TABLE t3 (f31 int, f32 int(11), PRIMARY KEY (f31), KEY (f32)) ; +INSERT INTO t3 VALUES (1,494862336); +CREATE TABLE t4 (f41 int, f42 int, PRIMARY KEY (f41), KEY (f42)) ; +INSERT INTO t4 VALUES (1,NULL), (8,NULL); +CREATE TABLE t5 (f51 int, PRIMARY KEY (f51)) ; +INSERT IGNORE INTO t5 VALUES (100); +CREATE TABLE t6 (f61 int, f62 int, KEY (f61)) ; +INSERT INTO t6 VALUES (NULL,1), (3,10); +CREATE TABLE t7 (f71 int, f72 int, KEY (f72)) ; +INSERT INTO t7 VALUES (1,NULL), (2,7); +EXPLAIN +SELECT t2.f23 FROM +(t1 LEFT JOIN (t2 JOIN t3 ON t2.f22=t3.f32) ON t1.f11=t3.f31) +LEFT JOIN +(((t4 JOIN t5 ON t4.f42=t5.f51) LEFT JOIN t6 ON t6.f62>0) JOIN t7 ON t6.f61>0) +ON t3.f31 = t6.f61 +WHERE t7.f71>0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 system PRIMARY,f32 NULL NULL NULL 1 +1 SIMPLE t5 system PRIMARY NULL NULL NULL 1 +1 SIMPLE t1 const PRIMARY PRIMARY 4 const 1 Using index +1 SIMPLE t2 ref f22 f22 5 const 1 +1 SIMPLE t6 ref f61 f61 5 const 1 Using where +1 SIMPLE t4 ref f42 f42 5 const 1 Using index +1 SIMPLE t7 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT t2.f23 FROM +(t1 LEFT JOIN (t2 JOIN t3 ON t2.f22=t3.f32) ON t1.f11=t3.f31) +LEFT JOIN +(((t4 JOIN t5 ON t4.f42=t5.f51) LEFT JOIN t6 ON t6.f62>0) JOIN t7 ON t6.f61>0) +ON t3.f31 = t6.f61 +WHERE t7.f71>0; +f23 +DROP TABLE t1,t2,t3,t4,t5,t6,t7; +# # Bug #58422: Incorrect result when OUTER JOIN'ing # with an empty table # @@ -4931,6 +5152,19 @@ WHERE t2.pk <> 2; pk i pk i pk i DROP TABLE t1,t2,t_empty; End of 5.1 tests +# +# BUG#776274: substitution of a single row table +# +CREATE TABLE t1 (a int NOT NULL , b int); +INSERT INTO t1 VALUES (2,2); +SELECT * FROM t1 WHERE a = b; +a b +2 2 +EXPLAIN +SELECT * FROM t1 WHERE a = b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 +DROP TABLE t1; # # Bug#54515: Crash in opt_range.cc::get_best_group_min_max on # SELECT from VIEW with GROUP BY diff --git a/mysql-test/r/select_safe.result b/mysql-test/r/select_safe.result index 82c97a7aca1..542c18dcec5 100644 --- a/mysql-test/r/select_safe.result +++ b/mysql-test/r/select_safe.result @@ -66,12 +66,12 @@ test.t1 analyze status OK insert into t1 values (null,"a"),(null,"a"),(null,"a"),(null,"a"),(null,"a"),(null,"a"),(null,"a"),(null,"a"),(null,"a"),(null,"a"); explain select STRAIGHT_JOIN * from t1,t1 as t2 where t1.b=t2.b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL b NULL NULL NULL 21 +1 SIMPLE t1 ALL b NULL NULL NULL 21 Using where 1 SIMPLE t2 ref b b 21 test.t1.b 6 set MAX_SEEKS_FOR_KEY=1; explain select STRAIGHT_JOIN * from t1,t1 as t2 where t1.b=t2.b; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ALL b NULL NULL NULL 21 +1 SIMPLE t1 ALL b NULL NULL NULL 21 Using where 1 SIMPLE t2 ref b b 21 test.t1.b 6 SET MAX_SEEKS_FOR_KEY=DEFAULT; drop table t1; diff --git a/mysql-test/r/shm.result b/mysql-test/r/shm.result index 53b2483d97e..1b5c284e8b5 100644 --- a/mysql-test/r/shm.result +++ b/mysql-test/r/shm.result @@ -183,37 +183,37 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t2 range fld1 fld1 4 NULL 4 Using where; Using index select fld1,fld3 from t2 where companynr = 37 and fld3 like 'f%'; fld1 fld3 -218401 faithful +012001 flanking +013602 foldout +013606 fingerings 018007 fanatic -228311 fated 018017 featherweight -218022 feed -088303 feminine -058004 Fenton -038017 fetched 018054 fetters -208101 fiftieth -238007 filial -013606 fingerings -218008 finishers -038205 firearm -188505 fitting -202301 Fitzpatrick -238008 fixedly -012001 flanking 018103 flint 018104 flopping +036002 funereal +038017 fetched +038205 firearm +058004 Fenton +088303 feminine +186002 freakish 188007 flurried -013602 foldout +188505 fitting +198006 furthermore +202301 Fitzpatrick +208101 fiftieth +208113 freest +218008 finishers +218022 feed +218401 faithful 226205 foothill -232102 forgivably +226209 furnishings 228306 forthcoming -186002 freakish -208113 freest +228311 fated 231315 freezes -036002 funereal -226209 furnishings -198006 furthermore +232102 forgivably +238007 filial +238008 fixedly select fld3 from t2 where fld3 like "L%" and fld3 = "ok"; fld3 select fld3 from t2 where (fld3 like "C%" and fld3 = "Chantilly"); @@ -1389,15 +1389,15 @@ id select_type table type possible_keys key key_len ref rows Extra explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr < 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 and companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select t2.companynr,companyname from t4 left join t2 using (companynr) where t2.companynr > 0 or t2.companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 @@ -1413,15 +1413,15 @@ id select_type table type possible_keys key key_len ref rows Extra explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr is null; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where companynr > 0 or companynr < 0 or companynr > 0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL PRIMARY NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where explain select companynr,companyname from t4 left join t2 using (companynr) where ifnull(companynr,1)>0; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 ALL NULL NULL NULL NULL 12 Using where -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; companynr companynr 37 36 @@ -1429,7 +1429,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 diff --git a/mysql-test/r/show_check.result b/mysql-test/r/show_check.result index 351bfaf9d96..e2b92e443ee 100644 --- a/mysql-test/r/show_check.result +++ b/mysql-test/r/show_check.result @@ -1538,14 +1538,14 @@ GET_LOCK('t', 1000) SET NAMES latin1; SELECT GET_LOCK('t',1000) AS 'óóóó';; SHOW PROCESSLIST; -Id User Host db Command Time State Info -### root ### test Query ### ### SHOW PROCESSLIST -### root ### test Query ### ### SELECT GET_LOCK('t',1000) AS 'óóóó' +Id User Host db Command Time State Info Progress +### root ### test Query ### ### SHOW PROCESSLIST 0.000 +### root ### test Query ### ### SELECT GET_LOCK('t',1000) AS 'óóóó' 0.000 SET NAMES utf8; SHOW PROCESSLIST; -Id User Host db Command Time State Info -### root ### test Query ### ### SHOW PROCESSLIST -### root ### test Query ### ### SELECT GET_LOCK('t',1000) AS 'óóóó' +Id User Host db Command Time State Info Progress +### root ### test Query ### ### SHOW PROCESSLIST 0.000 +### root ### test Query ### ### SELECT GET_LOCK('t',1000) AS 'óóóó' 0.000 SELECT RELEASE_LOCK('t'); RELEASE_LOCK('t') 1 diff --git a/mysql-test/r/signal.result b/mysql-test/r/signal.result index cfa056d5d13..92f1df62dc2 100644 --- a/mysql-test/r/signal.result +++ b/mysql-test/r/signal.result @@ -598,6 +598,8 @@ ERROR 42000: Variable 'MYSQL_ERRNO' can't be set to the value of '0' SIGNAL SQLSTATE 'HY000' SET MYSQL_ERRNO = -1; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1' at line 1 SIGNAL SQLSTATE 'HY000' SET MYSQL_ERRNO = 65535; +ERROR 42000: Variable 'MYSQL_ERRNO' can't be set to the value of '65535' +SIGNAL SQLSTATE 'HY000' SET MYSQL_ERRNO = 65534; ERROR HY000: Unhandled user-defined exception condition # # RESIGNAL can also appear in a query @@ -617,7 +619,7 @@ create procedure test_signal() begin # max range DECLARE foo CONDITION FOR SQLSTATE 'AABBB'; -SIGNAL foo SET MYSQL_ERRNO = 65535; +SIGNAL foo SET MYSQL_ERRNO = 65534; end $$ call test_signal() $$ ERROR AABBB: Unhandled user-defined exception condition @@ -1101,11 +1103,11 @@ TABLE_NAME = hhh, COLUMN_NAME = iii, CURSOR_NAME = jjj, MESSAGE_TEXT = kkk, -MYSQL_ERRNO = 65535; +MYSQL_ERRNO = 65534; end $$ call test_signal() $$ Warnings: -Warning 65535 KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK +Warning 65534 KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK drop procedure test_signal $$ create procedure test_signal() begin diff --git a/mysql-test/r/single_delete_update.result b/mysql-test/r/single_delete_update.result index 00231d8377a..72419c6ec9d 100644 --- a/mysql-test/r/single_delete_update.result +++ b/mysql-test/r/single_delete_update.result @@ -306,21 +306,21 @@ NULL 13 13 SHOW SESSION STATUS LIKE 'Sort%'; Variable_name Value Sort_merge_passes 0 -Sort_range 0 +Sort_range 1 Sort_rows 4 -Sort_scan 1 +Sort_scan 0 SHOW STATUS LIKE 'Handler_read_%'; Variable_name Value Handler_read_first 0 -Handler_read_key 0 +Handler_read_key 2 Handler_read_last 0 -Handler_read_next 0 +Handler_read_next 7 Handler_read_prev 0 -Handler_read_rnd 0 -Handler_read_rnd_next 17 +Handler_read_rnd 4 +Handler_read_rnd_next 0 EXPLAIN EXTENDED SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; id select_type table type possible_keys key key_len ref rows filtered Extra -x x x x x x x x x x Using where; Using filesort +x x x x x x x x x x Using sort_union(key1,key2); Using where; Using filesort Warnings: x x x FLUSH STATUS; @@ -328,18 +328,18 @@ DELETE FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; SHOW SESSION STATUS LIKE 'Sort%'; Variable_name Value Sort_merge_passes 0 -Sort_range 0 +Sort_range 1 Sort_rows 4 -Sort_scan 1 +Sort_scan 0 SHOW STATUS LIKE 'Handler_read_%'; Variable_name Value Handler_read_first 0 -Handler_read_key 0 +Handler_read_key 2 Handler_read_last 0 -Handler_read_next 0 +Handler_read_next 7 Handler_read_prev 0 -Handler_read_rnd 4 -Handler_read_rnd_next 17 +Handler_read_rnd 8 +Handler_read_rnd_next 0 SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; i key1 key2 EXPLAIN EXTENDED SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; @@ -850,21 +850,21 @@ NULL 13 13 SHOW SESSION STATUS LIKE 'Sort%'; Variable_name Value Sort_merge_passes 0 -Sort_range 0 +Sort_range 1 Sort_rows 4 -Sort_scan 1 +Sort_scan 0 SHOW STATUS LIKE 'Handler_read_%'; Variable_name Value Handler_read_first 0 -Handler_read_key 0 +Handler_read_key 2 Handler_read_last 0 -Handler_read_next 0 +Handler_read_next 7 Handler_read_prev 0 -Handler_read_rnd 0 -Handler_read_rnd_next 17 +Handler_read_rnd 4 +Handler_read_rnd_next 0 EXPLAIN EXTENDED SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; id select_type table type possible_keys key key_len ref rows filtered Extra -x x x x x x x x x x Using where; Using filesort +x x x x x x x x x x Using sort_union(key1,key2); Using where; Using filesort Warnings: x x x FLUSH STATUS; @@ -872,18 +872,18 @@ UPDATE t2 SET i = 123 WHERE key1 < 13 or key2 < 14 ORDER BY key1; SHOW SESSION STATUS LIKE 'Sort%'; Variable_name Value Sort_merge_passes 0 -Sort_range 0 +Sort_range 1 Sort_rows 4 -Sort_scan 1 +Sort_scan 0 SHOW STATUS LIKE 'Handler_read_%'; Variable_name Value Handler_read_first 0 -Handler_read_key 0 +Handler_read_key 2 Handler_read_last 0 -Handler_read_next 0 +Handler_read_next 7 Handler_read_prev 0 -Handler_read_rnd 4 -Handler_read_rnd_next 17 +Handler_read_rnd 8 +Handler_read_rnd_next 0 SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; i key1 key2 123 10 10 @@ -892,7 +892,7 @@ i key1 key2 123 13 13 EXPLAIN EXTENDED SELECT * FROM t2 WHERE key1 < 13 or key2 < 14 ORDER BY key1; id select_type table type possible_keys key key_len ref rows filtered Extra -x x x x x x x x x x Using where; Using filesort +x x x x x x x x x x Using sort_union(key1,key2); Using where; Using filesort Warnings: x x x DROP TABLE t2; diff --git a/mysql-test/r/sp-threads.result b/mysql-test/r/sp-threads.result index 9b458e25615..4dc4d81224b 100644 --- a/mysql-test/r/sp-threads.result +++ b/mysql-test/r/sp-threads.result @@ -33,11 +33,11 @@ call bug9486(); lock tables t2 write; call bug9486(); show processlist; -Id User Host db Command Time State Info -# root localhost test Sleep # NULL -# root localhost test Query # Waiting for table metadata lock update t1, t2 set val= 1 where id1=id2 -# root localhost test Query # NULL show processlist -# root localhost test Sleep # NULL +Id User Host db Command Time State Info Progress +# root localhost test Sleep # NULL 0.000 +# root localhost test Query # Waiting for table metadata lock update t1, t2 set val= 1 where id1=id2 0.000 +# root localhost test Query # NULL show processlist 0.000 +# root localhost test Sleep # NULL 0.000 unlock tables; drop procedure bug9486; drop table t1, t2; diff --git a/mysql-test/r/sp-vars.result b/mysql-test/r/sp-vars.result index 6f5b6dfb224..a465a29ee4f 100644 --- a/mysql-test/r/sp-vars.result +++ b/mysql-test/r/sp-vars.result @@ -314,7 +314,7 @@ ERROR 22003: Out of range value for column 'sp_vars_check_ret1()' at row 1 SELECT sp_vars_check_ret2(); ERROR 22003: Out of range value for column 'sp_vars_check_ret2()' at row 1 SELECT sp_vars_check_ret3(); -ERROR HY000: Incorrect integer value: 'Hello, world' for column 'sp_vars_check_ret3()' at row 1 +ERROR 22007: Incorrect integer value: 'Hello, world' for column 'sp_vars_check_ret3()' at row 1 SELECT sp_vars_check_ret4(); sp_vars_check_ret4() 154.12 @@ -628,7 +628,7 @@ t1 CREATE TABLE "t1" ( "x" datetime DEFAULT NULL ) Warnings: -Warning 1264 Out of range value for column 'x' at row 1 +Warning 1265 Data truncated for column 'x' at row 1 DROP PROCEDURE p1; --------------------------------------------------------------- diff --git a/mysql-test/r/sp.result b/mysql-test/r/sp.result index 0c9b5e30c04..0fcda087f0d 100644 --- a/mysql-test/r/sp.result +++ b/mysql-test/r/sp.result @@ -3087,8 +3087,7 @@ begin set @x = @x + 1; return @x; end| -set @qcs1 = @@query_cache_size| -set global query_cache_size = 102400| +# Set query cache size, if we have query cache set @x = 1| insert into t1 values ("qc", 42)| select bug9902() from t1| @@ -3100,7 +3099,7 @@ bug9902() select @x| @x 3 -set global query_cache_size = @qcs1| +# Restore the old query cache size delete from t1| drop function bug9902| drop function if exists bug9102| @@ -6528,16 +6527,16 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref c1 c1 5 const 1 Using index EXPLAIN SELECT * FROM t1 WHERE c1=f1(); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref c1 c1 5 const 1 Using where; Using index +1 SIMPLE t1 ref c1 c1 5 const 0 Using where; Using index EXPLAIN SELECT * FROM v1 WHERE c1=1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref c1 c1 5 const 1 Using index EXPLAIN SELECT * FROM v1 WHERE c1=f1(); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref c1 c1 5 const 1 Using where; Using index +1 SIMPLE t1 ref c1 c1 5 const 0 Using where; Using index EXPLAIN SELECT * FROM t1 WHERE c1=f2(10); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref c1 c1 5 const 1 Using where; Using index +1 SIMPLE t1 ref c1 c1 5 const 0 Using where; Using index EXPLAIN SELECT * FROM t1 WHERE c1=f2(c1); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 index NULL c1 5 NULL 5 Using where; Using index @@ -6591,7 +6590,7 @@ DROP TABLE t1; CALL p1('text'); Warnings: -Warning 1264 Out of range value for column 'v' at row 1 +Warning 1265 Data truncated for column 'v' at row 1 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( diff --git a/mysql-test/r/ssl.result b/mysql-test/r/ssl.result index e04ac1e22f4..bb278a0fa5d 100644 --- a/mysql-test/r/ssl.result +++ b/mysql-test/r/ssl.result @@ -1432,7 +1432,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 diff --git a/mysql-test/r/ssl_compress.result b/mysql-test/r/ssl_compress.result index 258a8987620..908f0892734 100644 --- a/mysql-test/r/ssl_compress.result +++ b/mysql-test/r/ssl_compress.result @@ -1435,7 +1435,7 @@ companynr companynr explain select distinct t2.companynr,t4.companynr from t2,t4 where t2.companynr=t4.companynr+1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t4 index NULL PRIMARY 1 NULL 12 Using index; Using temporary -1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer +1 SIMPLE t2 ALL NULL NULL NULL NULL 1199 Using where; Using join buffer (flat, BNL join) select t2.fld1,t2.companynr,fld3,period from t3,t2 where t2.fld1 = 38208 and t2.fld1=t3.t2nr and period = 1008 or t2.fld1 = 38008 and t2.fld1 =t3.t2nr and period = 1008; fld1 companynr fld3 period 038008 37 reporters 1008 diff --git a/mysql-test/r/status.result b/mysql-test/r/status.result index ce3acba9b8a..6782750eef6 100644 --- a/mysql-test/r/status.result +++ b/mysql-test/r/status.result @@ -156,25 +156,33 @@ Variable_name Value Com_show_status 3 show status like 'hand%write%'; Variable_name Value +Handler_tmp_write 0 Handler_write 0 show status like '%tmp%'; Variable_name Value Created_tmp_disk_tables 0 Created_tmp_files 0 Created_tmp_tables 0 +Handler_tmp_update 0 +Handler_tmp_write 0 +Rows_tmp_read 5 show status like 'hand%write%'; Variable_name Value +Handler_tmp_write 0 Handler_write 0 show status like '%tmp%'; Variable_name Value Created_tmp_disk_tables 0 Created_tmp_files 0 Created_tmp_tables 0 +Handler_tmp_update 0 +Handler_tmp_write 0 +Rows_tmp_read 13 show status like 'com_show_status'; Variable_name Value Com_show_status 8 rnd_diff tmp_table_diff -20 8 +28 8 flush status; show status like 'Com%function'; Variable_name Value @@ -238,5 +246,58 @@ SELECT 9; 9 DROP PROCEDURE p1; DROP FUNCTION f1; +flush status; +create table t1 (a int not null auto_increment primary key, g int, b blob); +insert into t1 (g,b) values (1,'a'), (2, 'b'), (3, 'b'), (1, 'c'); +select * from t1; +a g b +1 1 a +2 2 b +3 3 b +4 1 c +select b, count(*) from t1 group by b; +b count(*) +a 1 +b 2 +c 1 +select g, count(*) from t1 group by g; +g count(*) +1 2 +2 1 +3 1 +show status like 'Row%'; +Variable_name Value +Rows_read 12 +Rows_sent 10 +Rows_tmp_read 14 +show status like 'Handler%'; +Variable_name Value +Handler_commit 0 +Handler_delete 0 +Handler_discover 0 +Handler_prepare 0 +Handler_read_first 0 +Handler_read_key 4 +Handler_read_last 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 7 +Handler_read_rnd_next 23 +Handler_rollback 0 +Handler_savepoint 0 +Handler_savepoint_rollback 0 +Handler_tmp_update 2 +Handler_tmp_write 7 +Handler_update 0 +Handler_write 4 +show status like '%tmp%'; +Variable_name Value +Created_tmp_disk_tables 1 +Created_tmp_files 0 +Created_tmp_tables 2 +Handler_tmp_update 2 +Handler_tmp_write 7 +Rows_tmp_read 35 +drop table t1; set @@global.concurrent_insert= @old_concurrent_insert; SET GLOBAL log_output = @old_log_output; diff --git a/mysql-test/r/status_user.result b/mysql-test/r/status_user.result index ace8d9f26bf..cd8e5af3004 100644 --- a/mysql-test/r/status_user.result +++ b/mysql-test/r/status_user.result @@ -94,6 +94,7 @@ show status like "rows%"; Variable_name Value Rows_read 6 Rows_sent 1 +Rows_tmp_read 0 show status like "ha%"; Variable_name Value Handler_commit 19 @@ -110,6 +111,8 @@ Handler_read_rnd_next 5 Handler_rollback 2 Handler_savepoint 0 Handler_savepoint_rollback 0 +Handler_tmp_update 0 +Handler_tmp_write 0 Handler_update 5 Handler_write 7 select variable_value - @global_read_key as "handler_read_key" from information_schema.global_status where variable_name="handler_read_key"; @@ -134,7 +137,7 @@ CONCURRENT_CONNECTIONS 0 ROWS_READ 6 ROWS_SENT 2 ROWS_DELETED 1 -ROWS_INSERTED 8 +ROWS_INSERTED 7 ROWS_UPDATED 5 SELECT_COMMANDS 3 UPDATE_COMMANDS 11 @@ -151,7 +154,7 @@ CONCURRENT_CONNECTIONS 0 ROWS_READ 6 ROWS_SENT 2 ROWS_DELETED 1 -ROWS_INSERTED 8 +ROWS_INSERTED 7 ROWS_UPDATED 5 SELECT_COMMANDS 3 UPDATE_COMMANDS 11 @@ -184,4 +187,33 @@ bytes_sent <> 0, binlog_bytes_written <> 0 from information_schema.client_statistics; connected_time <> 0 busy_time <> 0 bytes_received <> 0 bytes_sent <> 0 binlog_bytes_written <> 0 1 1 1 1 1 +create table t1 (a int) engine=innodb; +select @@in_transaction; +@@in_transaction +0 +begin; +select @@in_transaction; +@@in_transaction +1 +insert into t1 values (1); +select @@in_transaction; +@@in_transaction +1 +commit; +select @@in_transaction; +@@in_transaction +0 +set @@autocommit=0; +select @@in_transaction; +@@in_transaction +0 +insert into t1 values (2); +select @@in_transaction; +@@in_transaction +1 +set @@autocommit=1; +select @@in_transaction; +@@in_transaction +0 +drop table t1; set @@global.general_log=@save_general_log; diff --git a/mysql-test/r/strict.result b/mysql-test/r/strict.result index 872bfdc4873..b59ec858e98 100644 --- a/mysql-test/r/strict.result +++ b/mysql-test/r/strict.result @@ -41,7 +41,7 @@ INSERT INTO t1 VALUES('0000-00-00'); ERROR 22007: Incorrect date value: '0000-00-00' for column 'col1' at row 1 INSERT IGNORE INTO t1 VALUES('0000-00-00'); Warnings: -Warning 1265 Data truncated for column 'col1' at row 1 +Warning 1264 Out of range value for column 'col1' at row 1 INSERT INTO t1 VALUES ('2004-0-30'); INSERT INTO t1 VALUES ('2004-2-30'); ERROR 22007: Incorrect date value: '2004-2-30' for column 'col1' at row 1 @@ -51,7 +51,7 @@ set @@sql_mode='ansi,traditional'; INSERT IGNORE INTO t1 VALUES('2004-02-29'),('2004-13-15'),('0000-00-00'); Warnings: Warning 1265 Data truncated for column 'col1' at row 2 -Warning 1265 Data truncated for column 'col1' at row 3 +Warning 1264 Out of range value for column 'col1' at row 3 select * from t1; col1 2004-01-01 @@ -260,24 +260,24 @@ INSERT INTO t1 (col2) VALUES (CAST('2004-10-15 10:15' AS DATETIME)); INSERT INTO t1 (col3) VALUES (CAST('2004-10-15 10:15' AS DATETIME)); INSERT INTO t1 (col1) VALUES(CAST('0000-10-31' AS DATE)); INSERT INTO t1 (col1) VALUES(CAST('2004-10-0' AS DATE)); -ERROR 22007: Incorrect date value: '2004-10-00' for column 'col1' at row 1 +ERROR 22007: Truncated incorrect date value: '2004-10-00' INSERT INTO t1 (col1) VALUES(CAST('2004-0-10' AS DATE)); -ERROR 22007: Incorrect date value: '2004-00-10' for column 'col1' at row 1 +ERROR 22007: Truncated incorrect date value: '2004-00-10' INSERT INTO t1 (col1) VALUES(CAST('0000-00-00' AS DATE)); -ERROR 22007: Incorrect datetime value: '0000-00-00' +ERROR 22007: Truncated incorrect date value: '0000-00-00' INSERT INTO t1 (col2) VALUES(CAST('0000-10-31 15:30' AS DATETIME)); INSERT INTO t1 (col2) VALUES(CAST('2004-10-0 15:30' AS DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-10-00 15:30:00' for column 'col2' at row 1 +ERROR 22007: Incorrect datetime value: '2004-10-0 15:30' INSERT INTO t1 (col2) VALUES(CAST('2004-0-10 15:30' AS DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-00-10 15:30:00' for column 'col2' at row 1 +ERROR 22007: Incorrect datetime value: '2004-0-10 15:30' INSERT INTO t1 (col2) VALUES(CAST('0000-00-00' AS DATETIME)); ERROR 22007: Incorrect datetime value: '0000-00-00' INSERT INTO t1 (col3) VALUES(CAST('0000-10-31 15:30' AS DATETIME)); ERROR 22007: Incorrect datetime value: '0000-10-31 15:30:00' for column 'col3' at row 1 INSERT INTO t1 (col3) VALUES(CAST('2004-10-0 15:30' AS DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-10-00 15:30:00' for column 'col3' at row 1 +ERROR 22007: Incorrect datetime value: '2004-10-0 15:30' INSERT INTO t1 (col3) VALUES(CAST('2004-0-10 15:30' AS DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-00-10 15:30:00' for column 'col3' at row 1 +ERROR 22007: Incorrect datetime value: '2004-0-10 15:30' INSERT INTO t1 (col3) VALUES(CAST('0000-00-00' AS DATETIME)); ERROR 22007: Incorrect datetime value: '0000-00-00' drop table t1; @@ -287,24 +287,26 @@ INSERT INTO t1 (col2) VALUES (CONVERT('2004-10-15 10:15',DATETIME)); INSERT INTO t1 (col3) VALUES (CONVERT('2004-10-15 10:15',DATETIME)); INSERT INTO t1 (col1) VALUES(CONVERT('0000-10-31' , DATE)); INSERT INTO t1 (col1) VALUES(CONVERT('2004-10-0' , DATE)); -ERROR 22007: Incorrect date value: '2004-10-00' for column 'col1' at row 1 +ERROR 22007: Truncated incorrect date value: '2004-10-00' INSERT INTO t1 (col1) VALUES(CONVERT('2004-0-10' , DATE)); -ERROR 22007: Incorrect date value: '2004-00-10' for column 'col1' at row 1 +ERROR 22007: Truncated incorrect date value: '2004-00-10' +INSERT INTO t1 (col1) VALUES('2004-0-10'); +ERROR 22007: Incorrect date value: '2004-0-10' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES(CONVERT('0000-00-00',DATE)); -ERROR 22007: Incorrect datetime value: '0000-00-00' +ERROR 22007: Truncated incorrect date value: '0000-00-00' INSERT INTO t1 (col2) VALUES(CONVERT('0000-10-31 15:30',DATETIME)); INSERT INTO t1 (col2) VALUES(CONVERT('2004-10-0 15:30',DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-10-00 15:30:00' for column 'col2' at row 1 +ERROR 22007: Incorrect datetime value: '2004-10-0 15:30' INSERT INTO t1 (col2) VALUES(CONVERT('2004-0-10 15:30',DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-00-10 15:30:00' for column 'col2' at row 1 +ERROR 22007: Incorrect datetime value: '2004-0-10 15:30' INSERT INTO t1 (col2) VALUES(CONVERT('0000-00-00',DATETIME)); ERROR 22007: Incorrect datetime value: '0000-00-00' INSERT INTO t1 (col3) VALUES(CONVERT('0000-10-31 15:30',DATETIME)); ERROR 22007: Incorrect datetime value: '0000-10-31 15:30:00' for column 'col3' at row 1 INSERT INTO t1 (col3) VALUES(CONVERT('2004-10-0 15:30',DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-10-00 15:30:00' for column 'col3' at row 1 +ERROR 22007: Incorrect datetime value: '2004-10-0 15:30' INSERT INTO t1 (col3) VALUES(CONVERT('2004-0-10 15:30',DATETIME)); -ERROR 22007: Incorrect datetime value: '2004-00-10 15:30:00' for column 'col3' at row 1 +ERROR 22007: Incorrect datetime value: '2004-0-10 15:30' INSERT INTO t1 (col3) VALUES(CONVERT('0000-00-00',DATETIME)); ERROR 22007: Incorrect datetime value: '0000-00-00' drop table t1; @@ -364,9 +366,9 @@ Warnings: Warning 1365 Division by 0 Warning 1365 Division by 0 INSERT INTO t1 (col1) VALUES (''); -ERROR HY000: Incorrect integer value: '' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: '' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('a59b'); -ERROR HY000: Incorrect integer value: 'a59b' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: 'a59b' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('1a'); ERROR 01000: Data truncated for column 'col1' at row 1 INSERT IGNORE INTO t1 (col1) VALUES ('2a'); @@ -447,9 +449,9 @@ ERROR 22012: Division by 0 UPDATE t1 SET col1= MOD(col1,0) WHERE col1 > 0; ERROR 22012: Division by 0 INSERT INTO t1 (col1) VALUES (''); -ERROR HY000: Incorrect integer value: '' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: '' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('a59b'); -ERROR HY000: Incorrect integer value: 'a59b' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: 'a59b' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('1a'); ERROR 01000: Data truncated for column 'col1' at row 1 INSERT IGNORE INTO t1 (col1) VALUES ('2a'); @@ -531,9 +533,9 @@ ERROR 22012: Division by 0 UPDATE t1 SET col1= MOD(col1,0) WHERE col1 > 0; ERROR 22012: Division by 0 INSERT INTO t1 (col1) VALUES (''); -ERROR HY000: Incorrect integer value: '' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: '' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('a59b'); -ERROR HY000: Incorrect integer value: 'a59b' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: 'a59b' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('1a'); ERROR 01000: Data truncated for column 'col1' at row 1 INSERT IGNORE INTO t1 (col1) VALUES ('2a'); @@ -615,9 +617,9 @@ ERROR 22012: Division by 0 UPDATE t1 SET col1= MOD(col1,0) WHERE col1 > 0; ERROR 22012: Division by 0 INSERT INTO t1 (col1) VALUES (''); -ERROR HY000: Incorrect integer value: '' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: '' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('a59b'); -ERROR HY000: Incorrect integer value: 'a59b' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: 'a59b' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('1a'); ERROR 01000: Data truncated for column 'col1' at row 1 INSERT IGNORE INTO t1 (col1) VALUES ('2a'); @@ -697,9 +699,9 @@ ERROR 22012: Division by 0 UPDATE t1 SET col1= MOD(col1,0) WHERE col1 > 0; ERROR 22012: Division by 0 INSERT INTO t1 (col1) VALUES (''); -ERROR HY000: Incorrect integer value: '' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: '' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('a59b'); -ERROR HY000: Incorrect integer value: 'a59b' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: 'a59b' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('1a'); ERROR 01000: Data truncated for column 'col1' at row 1 INSERT IGNORE INTO t1 (col1) VALUES ('2a'); @@ -776,7 +778,7 @@ ERROR 22003: Out of range value for column 'col1' at row 1 INSERT INTO t1 VALUES ('-100E+1'); ERROR 22003: Out of range value for column 'col1' at row 1 INSERT INTO t1 VALUES ('-100E'); -ERROR HY000: Incorrect decimal value: '-100E' for column 'col1' at row 1 +ERROR 22007: Incorrect decimal value: '-100E' for column 'col1' at row 1 UPDATE t1 SET col1 =col1 * 50000 WHERE col1 =11; ERROR 22003: Out of range value for column 'col1' at row 6 UPDATE t1 SET col1 =col1 / 0 WHERE col1 > 0; @@ -784,11 +786,11 @@ ERROR 22012: Division by 0 UPDATE t1 SET col1= MOD(col1,0) WHERE col1 > 0; ERROR 22012: Division by 0 INSERT INTO t1 (col1) VALUES (''); -ERROR HY000: Incorrect decimal value: '' for column 'col1' at row 1 +ERROR 22007: Incorrect decimal value: '' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('a59b'); -ERROR HY000: Incorrect decimal value: 'a59b' for column 'col1' at row 1 +ERROR 22007: Incorrect decimal value: 'a59b' for column 'col1' at row 1 INSERT INTO t1 (col1) VALUES ('1a'); -ERROR HY000: Incorrect decimal value: '1a' for column 'col1' at row 1 +ERROR 22007: Incorrect decimal value: '1a' for column 'col1' at row 1 INSERT IGNORE INTO t1 (col1) VALUES ('2a'); Warnings: Note 1265 Data truncated for column 'col1' at row 1 @@ -1106,11 +1108,6 @@ count(*) 7 Warnings: Warning 1411 Incorrect datetime value: '2004.12.12 10:22:61' for function str_to_date -Warning 1411 Incorrect datetime value: '2004.12.12 10:22:61' for function str_to_date -Warning 1411 Incorrect datetime value: '2004.12.12 10:22:61' for function str_to_date -Warning 1411 Incorrect datetime value: '2004.12.12 10:22:61' for function str_to_date -Warning 1411 Incorrect datetime value: '2004.12.12 10:22:61' for function str_to_date -Warning 1411 Incorrect datetime value: '2004.12.12 10:22:61' for function str_to_date drop table t1; create table t1 (col1 char(3), col2 integer); insert into t1 (col1) values (cast(1000 as char(3))); @@ -1140,9 +1137,9 @@ ERROR 22007: Incorrect date value: '0' for column 'col1' at row 1 insert into t1 values (0.0,0.0,0.0); ERROR 22007: Incorrect date value: '0' for column 'col1' at row 1 insert into t1 (col1) values (convert('0000-00-00',date)); -ERROR 22007: Incorrect datetime value: '0000-00-00' +ERROR 22007: Truncated incorrect date value: '0000-00-00' insert into t1 (col1) values (cast('0000-00-00' as date)); -ERROR 22007: Incorrect datetime value: '0000-00-00' +ERROR 22007: Truncated incorrect date value: '0000-00-00' set sql_mode='no_zero_date'; insert into t1 values (0,0,0); Warnings: @@ -1159,15 +1156,15 @@ set sql_mode='traditional'; create table t1 (col1 date); insert ignore into t1 values ('0000-00-00'); Warnings: -Warning 1265 Data truncated for column 'col1' at row 1 +Warning 1264 Out of range value for column 'col1' at row 1 insert into t1 select * from t1; ERROR 22007: Incorrect date value: '0000-00-00' for column 'col1' at row 1 insert ignore into t1 values ('0000-00-00'); Warnings: -Warning 1265 Data truncated for column 'col1' at row 1 +Warning 1264 Out of range value for column 'col1' at row 1 insert ignore into t1 (col1) values (cast('0000-00-00' as date)); Warnings: -Warning 1292 Incorrect datetime value: '0000-00-00' +Warning 1292 Truncated incorrect date value: '0000-00-00' insert into t1 select * from t1; ERROR 22007: Incorrect date value: '0000-00-00' for column 'col1' at row 1 alter table t1 modify col1 datetime; @@ -1459,34 +1456,34 @@ col5 mediumint, col6 mediumint unsigned, col7 int, col8 int unsigned, col9 bigint, col10 bigint unsigned); insert into t1(col1) values('-'); -ERROR HY000: Incorrect integer value: '-' for column 'col1' at row 1 +ERROR 22007: Incorrect integer value: '-' for column 'col1' at row 1 insert into t1(col2) values('+'); -ERROR HY000: Incorrect integer value: '+' for column 'col2' at row 1 +ERROR 22007: Incorrect integer value: '+' for column 'col2' at row 1 insert into t1(col3) values('-'); -ERROR HY000: Incorrect integer value: '-' for column 'col3' at row 1 +ERROR 22007: Incorrect integer value: '-' for column 'col3' at row 1 insert into t1(col4) values('+'); -ERROR HY000: Incorrect integer value: '+' for column 'col4' at row 1 +ERROR 22007: Incorrect integer value: '+' for column 'col4' at row 1 insert into t1(col5) values('-'); -ERROR HY000: Incorrect integer value: '-' for column 'col5' at row 1 +ERROR 22007: Incorrect integer value: '-' for column 'col5' at row 1 insert into t1(col6) values('+'); -ERROR HY000: Incorrect integer value: '+' for column 'col6' at row 1 +ERROR 22007: Incorrect integer value: '+' for column 'col6' at row 1 insert into t1(col7) values('-'); -ERROR HY000: Incorrect integer value: '-' for column 'col7' at row 1 +ERROR 22007: Incorrect integer value: '-' for column 'col7' at row 1 insert into t1(col8) values('+'); -ERROR HY000: Incorrect integer value: '+' for column 'col8' at row 1 +ERROR 22007: Incorrect integer value: '+' for column 'col8' at row 1 insert into t1(col9) values('-'); -ERROR HY000: Incorrect integer value: '-' for column 'col9' at row 1 +ERROR 22007: Incorrect integer value: '-' for column 'col9' at row 1 insert into t1(col10) values('+'); -ERROR HY000: Incorrect integer value: '+' for column 'col10' at row 1 +ERROR 22007: Incorrect integer value: '+' for column 'col10' at row 1 drop table t1; set sql_mode='traditional'; create table t1(a year); insert into t1 values ('-'); -ERROR HY000: Incorrect integer value: '-' for column 'a' at row 1 +ERROR 22007: Incorrect integer value: '-' for column 'a' at row 1 insert into t1 values ('+'); -ERROR HY000: Incorrect integer value: '+' for column 'a' at row 1 +ERROR 22007: Incorrect integer value: '+' for column 'a' at row 1 insert into t1 values (''); -ERROR HY000: Incorrect integer value: '' for column 'a' at row 1 +ERROR 22007: Incorrect integer value: '' for column 'a' at row 1 insert into t1 values ('2000a'); ERROR 01000: Data truncated for column 'a' at row 1 insert into t1 values ('2E3x'); diff --git a/mysql-test/r/subselect.result b/mysql-test/r/subselect.result index 7531acda7a5..713b0fcce2e 100644 --- a/mysql-test/r/subselect.result +++ b/mysql-test/r/subselect.result @@ -1,7 +1,9 @@ drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12; drop view if exists v2; -set @save_optimizer_switch=@@optimizer_switch; -set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; +set @subselect_tmp=@@optimizer_switch; +set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test, +"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off"); +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; select (select 2); (select 2) 2 @@ -53,7 +55,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra Warnings: Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 1 AS `1` from dual having (<expr_cache><'1'>((select '1')) = 1) +Note 1003 select 1 AS `1` from dual having ((select 1) = 1) SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1; 1 1 @@ -202,11 +204,11 @@ select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from explain extended select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from (select * from t2 where a>1) as tt; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived3> system NULL NULL NULL NULL 1 100.00 +1 PRIMARY <derived3> ALL NULL NULL NULL NULL 2 100.00 3 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using where 2 SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using filesort Warnings: -Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,'2' AS `a` from dual +Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,`tt`.`a` AS `a` from (select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`a` > 1)) `tt` select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3) order by 1 desc limit 1); a 2 @@ -273,7 +275,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 ALL NULL NULL NULL NULL 3 100.00 Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(`test`.`t2`.`b`) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(`test`.`t2`.`b`) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2); a 7 @@ -317,7 +319,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t2.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select <expr_cache><`test`.`t2`.`a`>((select '2' from dual where ('2' = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`))) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` +Note 1003 select (select 2 from dual where (2 = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`)) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` select (select a from t1 where t1.a=t2.a union all select a from t5 where t5.a=t2.a), a from t2; ERROR 21000: Subquery returns more than 1 row create table t6 (patient_uq int, clinic_uq int, index i1 (clinic_uq)); @@ -335,7 +337,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t7 eq_ref PRIMARY PRIMARY 4 test.t6.clinic_uq 1 100.00 Using index Warnings: Note 1276 Field or reference 'test.t6.clinic_uq' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where <expr_cache><`test`.`t6`.`clinic_uq`>(exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`))) +Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`)) select * from t1 where a= (select a from t2,t4 where t2.b=t4.b); ERROR 23000: Column 'a' in field list is ambiguous drop table t1,t2,t3; @@ -366,11 +368,11 @@ INSERT INTO t8 (pseudo,email) VALUES ('2joce1','2test1'); EXPLAIN EXTENDED SELECT pseudo,(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce')) FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index -4 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +4 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index 2 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 -3 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +3 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index Warnings: -Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where 1) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where 1 +Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1))) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1)) SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo,email FROM t8 WHERE pseudo='joce'); ERROR 21000: Operand should contain 1 column(s) @@ -423,7 +425,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where 1 +Note 1003 select 1 AS `1` from `test`.`t1` where (1 = (select 1 union select 1)) drop table t1; CREATE TABLE `t1` ( `numeropost` mediumint(8) unsigned NOT NULL auto_increment, @@ -508,6 +510,9 @@ select numeropost as a FROM t1 GROUP BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row select numeropost as a FROM t1 ORDER BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row +show warnings; +Level Code Message +Error 1242 Subquery returns more than 1 row drop table t1; create table t1 (a int); insert into t1 values (1),(2),(3); @@ -543,13 +548,13 @@ EXPLAIN EXTENDED SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where (`test`.`t1`.`numeropost` = '1') +Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`) EXPLAIN EXTENDED SELECT numreponse FROM t1 WHERE numeropost='1' AND numreponse=(SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 const PRIMARY,numreponse PRIMARY 7 const,const 1 100.00 Using index 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select '3' AS `numreponse` from `test`.`t1` where (('1' = '1')) +Note 1003 select 3 AS `numreponse` from `test`.`t1` where ((3 = (select max(`test`.`t1`.`numreponse`) from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`)))) drop table t1; CREATE TABLE t1 (a int(1)); INSERT INTO t1 VALUES (1); @@ -589,7 +594,7 @@ a b select * from t1 where b = (select b from t2 where t1.a = t2.a); a b 2 12 -delete from t1 where b = (select b from t1); +delete from t1 where b in (select b from t1); ERROR HY000: You can't specify target table 't1' for update in FROM clause delete from t1 where b = (select b from t2); ERROR 21000: Subquery returns more than 1 row @@ -746,7 +751,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <expr_cache><`test`.`t2`.`id`>(<in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3))))) +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3)))) SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 3); id SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 2); @@ -894,7 +899,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery a a 5 func 2 100.00 Using index Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`))))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` CREATE TABLE t3 (a int(11) default '0'); INSERT INTO t3 VALUES (1),(2),(3); SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; @@ -906,10 +911,10 @@ a t1.a in (select t2.a from t2,t3 where t3.a=t2.a) explain extended SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index -2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using index -2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using where; Using index +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`a` from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` drop table t1,t2,t3; create table t1 (a float); select 10.5 IN (SELECT * from t1 LIMIT 1); @@ -1180,9 +1185,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from dual where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` INSERT INTO t1 (pseudo) VALUES ('test1'); SELECT 0 IN (SELECT 1 FROM t1 a); 0 IN (SELECT 1 FROM t1 a) @@ -1190,9 +1195,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` drop table t1; CREATE TABLE `t1` ( `i` int(11) NOT NULL default '0', @@ -1234,7 +1239,7 @@ create table t1 (id int not null auto_increment primary key, salary int, key(sal insert into t1 (salary) values (100),(1000),(10000),(10),(500),(5000),(50000); explain extended SELECT id FROM t1 where salary = (SELECT MAX(salary) FROM t1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ref salary salary 5 const 1 100.00 Using index condition +1 PRIMARY t1 ref salary salary 5 const 0 0.00 Using index condition 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: Note 1003 select `test`.`t1`.`id` AS `id` from `test`.`t1` where (`test`.`t1`.`salary` = (select max(`test`.`t1`.`salary`) from `test`.`t1`)) @@ -1297,7 +1302,7 @@ a explain extended select * from t2 where t2.a in (select a from t1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index -1 PRIMARY t1 index PRIMARY PRIMARY 4 NULL 4 75.00 Using where; Using index; Using join buffer +1 PRIMARY t1 index PRIMARY PRIMARY 4 NULL 4 75.00 Using where; Using index; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`) select * from t2 where t2.a in (select a from t1 where t1.b <> 30); @@ -1307,7 +1312,7 @@ a explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index -1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); @@ -1317,7 +1322,7 @@ a explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index -1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer (flat, BNL join) 1 PRIMARY t3 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00 Using index Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t3` join `test`.`t2` where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t3`.`a` = `test`.`t1`.`b`)) @@ -1339,7 +1344,7 @@ a 4 explain extended select * from t2 where t2.a in (select a from t1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index 1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where (`test`.`t1`.`a` = `test`.`t2`.`a`) @@ -1349,7 +1354,7 @@ a 4 explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index 1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) @@ -1359,9 +1364,9 @@ a 3 explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index -1 PRIMARY t3 index a a 5 NULL 3 100.00 Using index -1 PRIMARY t1 ref a a 10 test.t2.a,test.t3.a 116 100.61 Using index; FirstMatch(t2) +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index +1 PRIMARY t3 index a a 5 NULL 3 100.00 Using where; Using index +1 PRIMARY t1 ref a a 10 test.t2.a,test.t3.a 116 100.00 Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1` join `test`.`t3`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` = `test`.`t3`.`a`)) insert into t1 values (3,31); @@ -1376,7 +1381,7 @@ a 4 explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index 1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) @@ -1414,7 +1419,7 @@ INSERT INTO t1 VALUES ('z','?'); select * from t1 where s1 > (select max(s2) from t1); ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' select * from t1 where s1 > any (select max(s2) from t1); -ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' +ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (latin1_german1_ci,IMPLICIT) for operation '<' drop table t1; create table t1(toid int,rd int); create table t2(userid int,pmnew int,pmtotal int); @@ -1470,25 +1475,25 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 = ANY (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 <> ALL (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Using where; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` drop table t1,t2; create table t2 (a int, b int); create table t3 (a int); @@ -1503,7 +1508,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < (select max(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,((select max(NULL) from `test`.`t2`) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2); a explain extended select * from t3 where a >= some (select b from t2); @@ -1511,7 +1516,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(NULL) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2 group by 1); a 6 @@ -1522,7 +1527,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < <max>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select NULL from `test`.`t2` group by 1) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2 group by 1); a explain extended select * from t3 where a >= some (select b from t2 group by 1); @@ -1530,39 +1535,39 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= <min>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,(<min>(select NULL from `test`.`t2` group by 1) <= `test`.`t3`.`a`))) select * from t3 where NULL >= any (select b from t2); a explain extended select * from t3 where NULL >= any (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= any (select b from t2 group by 1); a explain extended select * from t3 where NULL >= any (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) select * from t3 where NULL >= some (select b from t2); a explain extended select * from t3 where NULL >= some (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= some (select b from t2 group by 1); a explain extended select * from t3 where NULL >= some (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) insert into t2 values (2,2), (2,1), (3,3), (3,1); select * from t3 where a > all (select max(b) from t2 group by a); a @@ -1571,9 +1576,9 @@ a explain extended select * from t3 where a > all (select max(b) from t2 group by a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary; Using filesort +2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` <= <max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`) >= `test`.`t3`.`a`))) drop table t2, t3; CREATE TABLE `t1` ( `id` mediumint(9) NOT NULL auto_increment, `taskid` bigint(20) NOT NULL default '0', `dbid` int(11) NOT NULL default '0', `create_date` datetime NOT NULL default '0000-00-00 00:00:00', `last_update` datetime NOT NULL default '0000-00-00 00:00:00', PRIMARY KEY (`id`)) ENGINE=MyISAM CHARSET=latin1 AUTO_INCREMENT=3 ; INSERT INTO `t1` (`id`, `taskid`, `dbid`, `create_date`,`last_update`) VALUES (1, 1, 15, '2003-09-29 10:31:36', '2003-09-29 10:31:36'), (2, 1, 21, now(), now()); @@ -1624,7 +1629,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION t1 system NULL NULL NULL NULL 1 100.00 NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 'e' AS `s1` from dual where 1 +Note 1003 select 'e' AS `s1` from dual where <nop>(<in_optimizer>('f',(<min>(select 'e' from dual union select 'e' from dual) < 'f'))) drop table t1; CREATE TABLE t1 (number char(11) NOT NULL default '') ENGINE=MyISAM CHARSET=latin1; INSERT INTO t1 VALUES ('69294728265'),('18621828126'),('89356874041'),('95895001874'); @@ -1743,14 +1748,14 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<expr_cache><`test`.`t1`.`id`>(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`)))))))) +Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`))))))) explain extended select * from t1 as tt where not exists (select id from t1 where id < 8 and (id = tt.id or id is null) having id is not null); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY tt ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 test.tt.id 1 100.00 Using where; Using index Warnings: Note 1276 Field or reference 'test.tt.id' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(<expr_cache><`test`.`tt`.`id`>(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null))))) +Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null)))) insert into t1 (id, text) values (1000, 'text1000'), (1001, 'text1001'); create table t2 (id int not null, text varchar(20) not null default '', primary key (id)); insert into t2 (id, text) values (1, 'text1'), (2, 'text2'), (3, 'text3'), (4, 'text4'), (5, 'text5'), (6, 'text6'), (7, 'text7'), (8, 'text8'), (9, 'text9'), (10, 'text10'), (11, 'text1'), (12, 'text2'), (13, 'text3'), (14, 'text4'), (15, 'text5'), (16, 'text6'), (17, 'text7'), (18, 'text8'), (19, 'text9'), (20, 'text10'),(21, 'text1'), (22, 'text2'), (23, 'text3'), (24, 'text4'), (25, 'text5'), (26, 'text6'), (27, 'text7'), (28, 'text8'), (29, 'text9'), (30, 'text10'), (31, 'text1'), (32, 'text2'), (33, 'text3'), (34, 'text4'), (35, 'text5'), (36, 'text6'), (37, 'text7'), (38, 'text8'), (39, 'text9'), (40, 'text10'), (41, 'text1'), (42, 'text2'), (43, 'text3'), (44, 'text4'), (45, 'text5'), (46, 'text6'), (47, 'text7'), (48, 'text8'), (49, 'text9'), (50, 'text10'); @@ -2286,7 +2291,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.up.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where <expr_cache><`test`.`up`.`a`>(exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`))) +Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`)) drop table t1; CREATE TABLE t1 (t1_a int); INSERT INTO t1 VALUES (1); @@ -2827,7 +2832,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` explain extended SELECT one,two from t1 where ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 @@ -2837,9 +2842,9 @@ Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `tes explain extended SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0' group by one,two) as 'test' from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 -2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` DROP TABLE t1,t2; CREATE TABLE t1 (a char(5), b char(5)); INSERT INTO t1 VALUES (NULL,'aaa'), ('aaa','aaa'); @@ -2955,7 +2960,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c DESC, t2.b DESC LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -2967,7 +2972,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c, t2.b LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -3109,10 +3114,10 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 2), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 -4 1 +2 3 +4 SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 1), (SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)); @@ -3121,8 +3126,8 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 1 +2 3 4 SELECT a FROM t1 @@ -3419,7 +3424,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary ALTER TABLE t1 ADD INDEX(a); SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); a b @@ -3430,7 +3435,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 index NULL a 8 NULL 1 DROP TABLE t1; create table t1( f1 int,f2 int); insert into t1 values (1,1),(2,2); @@ -3580,9 +3585,9 @@ from t1' at line 1 explain select * from t1 where not exists ((select t11.i from t1 t11) union (select t12.i from t1 t12)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found -2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table -3 UNION NULL NULL NULL NULL NULL NULL NULL no matching row in const table +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t11 system NULL NULL NULL NULL 0 const row not found +3 UNION t12 system NULL NULL NULL NULL 0 const row not found NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(250), b INT auto_increment, PRIMARY KEY (b)); @@ -4052,7 +4057,7 @@ CREATE TABLE t1 (a int, b int, KEY (a)); INSERT INTO t1 VALUES (1,1),(2,1); EXPLAIN SELECT 1 FROM t1 WHERE a = (SELECT COUNT(*) FROM t1 GROUP BY b); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ref a a 5 const 1 Using where; Using index +1 PRIMARY t1 ref a a 5 const 0 Using where; Using index 2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort DROP TABLE t1; CREATE TABLE t1 (id int NOT NULL, st CHAR(2), INDEX idx(id)); @@ -4116,8 +4121,6 @@ INSERT INTO `t1` VALUES ('asdf','2007-02-08 01:11:26'); INSERT INTO `t2` VALUES ('abcdefghijk'); INSERT INTO `t2` VALUES ('asdf'); SET session sort_buffer_size=8192; -Warnings: -Warning 1292 Truncated incorrect sort_buffer_size value: '8192' SELECT (SELECT 1 FROM t1 WHERE t1.a=t2.a ORDER BY t1.b LIMIT 1) AS d1 FROM t2; d1 1 @@ -4225,8 +4228,8 @@ CREATE INDEX I1 ON t1 (a); CREATE INDEX I2 ON t1 (b); EXPLAIN SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 index I1 I1 2 NULL 2 Using index; LooseScan -1 PRIMARY t1 ref I2 I2 13 test.t1.a 2 Using index condition +1 PRIMARY t1 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t1 ref I1 I1 2 test.t1.b 2 Using where; Using index; FirstMatch(t1) SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); a b CREATE TABLE t2 (a VARCHAR(1), b VARCHAR(10)); @@ -4235,15 +4238,15 @@ CREATE INDEX I1 ON t2 (a); CREATE INDEX I2 ON t2 (b); EXPLAIN SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 index I1 I1 4 NULL 2 Using index; LooseScan -1 PRIMARY t2 ref I2 I2 13 test.t2.a 2 Using index condition +1 PRIMARY t2 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t2 ref I1 I1 4 test.t2.b 2 Using where; Using index; FirstMatch(t2) SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); a b EXPLAIN SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 index I1 I1 2 NULL 2 Using where; Using index; LooseScan -1 PRIMARY t1 ref I2 I2 13 test.t1.a 2 Using index condition +1 PRIMARY t1 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t1 ref I1 I1 2 test.t1.b 2 Using where; Using index; FirstMatch(t1) SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); a b DROP TABLE t1,t2; @@ -4287,7 +4290,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) EXPLAIN EXTENDED SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a) UNION (SELECT 1 FROM t2 WHERE t1.a = t2.a)); @@ -4299,7 +4302,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t1.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) DROP TABLE t1,t2; create table t0(a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -4374,16 +4377,16 @@ CREATE TABLE t1 (a INT); INSERT INTO t1 VALUES (1),(2); EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,1 in ( <materialize> (select 1 from `test`.`t1` group by `test`.`t1`.`a` ), <primary_index_lookup>(1 in <temporary table> on distinct_key where ((1 = `materialized subselect`.`1`)))))) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 WHERE a > 3 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,1 in ( <materialize> (select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` ), <primary_index_lookup>(1 in <temporary table> on distinct_key where ((1 = `materialized subselect`.`1`)))))) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) DROP TABLE t1; # # Bug#45061: Incorrectly market field caused wrong result. @@ -5120,7 +5123,6 @@ SELECT 1 FROM t1 GROUP BY 1 1 DROP TABLE t1; -set @@optimizer_switch=@save_optimizer_switch; # # Bug #49512 : subquery with aggregate function crash # subselect_single_select_engine::exec() @@ -5304,6 +5306,36 @@ HAVING t2s.i = 999 ) IS UNKNOWN; i DROP TABLE t1,t1s,t2s; +# LP BUG#675248 - select->prep_where references on freed memory +CREATE TABLE t1 (a int, b int); +insert into t1 values (1,1),(0,0); +CREATE TABLE t2 (c int); +insert into t2 values (1),(2); +prepare stmt1 from "select sum(a),(select sum(c) from t2 where table1.b) as sub +from t1 as table1 group by sub"; +execute stmt1; +sum(a) sub +0 NULL +1 3 +deallocate prepare stmt1; +prepare stmt1 from "select sum(a),(select sum(c) from t2 having table1.b) as sub +from t1 as table1"; +execute stmt1; +sum(a) sub +1 3 +deallocate prepare stmt1; +drop table t1,t2; +# +# Bug LP#693935/#58727: Assertion failure with +# a single row subquery returning more than one row +# +create table t1 (a char(1) charset utf8); +insert into t1 values ('a'), ('b'); +create table t2 (a binary(1)); +insert into t2 values ('x'), ('y'); +select * from t2 where a=(select a from t1) and a='x'; +ERROR 21000: Subquery returns more than 1 row +drop table t1,t2; End of 5.1 tests # # Bug #11765713 58705: @@ -5352,3 +5384,284 @@ k 3 drop table t1,t2,t3; drop view v2; +# +# Bug#52068: Optimizer generates invalid semijoin materialization plan +# +drop table if exists ot1, ot2, it1, it2; +CREATE TABLE ot1(a INTEGER); +INSERT INTO ot1 VALUES(5), (8); +CREATE TABLE it2(a INTEGER); +INSERT INTO it2 VALUES(9), (5), (1), (8); +CREATE TABLE it3(a INTEGER); +INSERT INTO it3 VALUES(7), (1), (0), (5), (1), (4); +CREATE TABLE ot4(a INTEGER); +INSERT INTO ot4 VALUES(1), (3), (5), (7), (9), (7), (3), (1); +SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +a a +5 1 +8 1 +5 5 +8 5 +5 7 +8 7 +5 7 +8 7 +5 1 +8 1 +explain SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY ot1 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY it2 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY it3 ALL NULL NULL NULL NULL 6 Using join buffer (flat, BNL join) +1 PRIMARY ot4 ALL NULL NULL NULL NULL 8 Using where; End temporary; Using join buffer (flat, BNL join) +DROP TABLE IF EXISTS ot1, ot4, it2, it3; +# +# Bug#729039: NULL keys used to evaluate subquery +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (NULL), (1), (NULL), (2); +CREATE TABLE t2 (a int, INDEX idx(a)) ; +INSERT INTO t2 VALUES (NULL), (1), (NULL); +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX () WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX() WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 3 Using where +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ref idx idx 5 test.t1.a 2 Using index +DROP TABLE t1,t2; +# +# BUG#752992: Wrong results for a subquery with 'semijoin=on' +# +CREATE TABLE t1 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t1 VALUES (11,0); +INSERT INTO t1 VALUES (12,5); +INSERT INTO t1 VALUES (15,0); +CREATE TABLE t2 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t2 VALUES (11,1); +INSERT INTO t2 VALUES (12,2); +INSERT INTO t2 VALUES (15,4); +EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3 Start temporary +1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Using join buffer (flat, BNL join) +1 PRIMARY it eq_ref PRIMARY PRIMARY 4 test.t1.pk 1 Using index; End temporary +SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +pk i +11 0 +12 5 +15 0 +DROP table t1,t2; +# +# Bug#751350: crash with pushed condition for outer references when +# there should be none of such conditions +# +CREATE TABLE t1 (a int, b int) ; +INSERT INTO t1 VALUES (0,0),(0,0); +EXPLAIN +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +b +0 +DROP TABLE t1; +# +# Bug #11765713 58705: +# OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES +# CREATED BY OPT_SUM_QUERY +# +CREATE TABLE t1(a INT NOT NULL, KEY (a)); +INSERT INTO t1 VALUES (0), (1); +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1) +); +ERROR 21000: Subquery returns more than 1 row +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1 where a is null) +); +foo +DROP TABLE t1; +# +# BUG#779885: Crash in eliminate_item_equal with materialization=on in +# maria-5.3 +# +CREATE TABLE t1 ( f1 int ); +INSERT INTO t1 VALUES (19), (20); +CREATE TABLE t2 ( f10 varchar(32) ); +INSERT INTO t2 VALUES ('c'),('d'); +CREATE TABLE t3 ( f10 varchar(32) ); +INSERT INTO t3 VALUES ('a'),('b'); +SELECT * +FROM t1 +WHERE +( 't' ) IN ( +SELECT t3.f10 +FROM t3 +JOIN t2 +ON t2.f10 = t3.f10 +); +f1 +DROP TABLE t1,t2,t3; +# +# Fix of LP BUG#780386 (NULL left part with empty ALL subquery). +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f3 int, f10 int, KEY (f10,f3)) ; +INSERT IGNORE INTO t2 VALUES (NULL,NULL),(5,0); +DROP TABLE IF EXISTS t3; +Warnings: +Note 1051 Unknown table 't3' +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (0),(0); +SELECT a1.f3 AS r FROM t2 AS a1 , t1 WHERE a1.f3 < ALL ( SELECT f3 FROM t3 WHERE f3 = 1 ) ; +r +NULL +5 +NULL +5 +DROP TABLE t1, t2, t3; +End of 5.3 tests +End of 5.5 tests. +# +# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER +# +CREATE TABLE t1(a1 int); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2(a1 int); +INSERT INTO t2 VALUES (3); +SELECT @@session.sql_mode INTO @old_sql_mode; +SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2); +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2); +1 +1 +1 +SET SESSION sql_mode=@old_sql_mode; +DROP TABLE t1, t2; +# +# BUG#50257: Missing info in REF column of the EXPLAIN +# lines for subselects +# +CREATE TABLE t1 (a INT, b INT, INDEX (a)); +INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20); + +EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ref a a 5 const 1 + +EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 SUBQUERY t1 ref a a 5 const 1 Using index + +DROP TABLE t1; +# +# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET || +# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX +# +CREATE TABLE t1(a INT); +INSERT INTO t1 VALUES (0), (1); +CREATE TABLE t2( +b TEXT, +c INT, +PRIMARY KEY (b(1)) +); +INSERT INTO t2 VALUES ('a', 2), ('b', 3); +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +ORDER BY b +); +1 +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +GROUP BY b +); +1 +DROP TABLE t1, t2; +# +# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS) +# +CREATE TABLE t1 (f1 varchar(1)); +INSERT INTO t1 VALUES ('v'),('s'); +CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key)); +INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'), +('d'),('y'),('t'),('d'),('s'); +SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +f1 f1_key +v j +s j +v v +s v +v c +s c +v m +s m +v d +s d +v d +s d +v y +s y +v t +s t +v d +s d +v s +s s +explain SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY table1 ALL NULL NULL NULL NULL 2 +1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t2 range f1_key f1_key 4 NULL 6 Range checked for each record (index map: 0x1); Using temporary +DROP TABLE t1,t2; +set optimizer_switch=@subselect_tmp; diff --git a/mysql-test/r/subselect2.result b/mysql-test/r/subselect2.result index 9d62d3a54f1..67b9ef0a2e9 100644 --- a/mysql-test/r/subselect2.result +++ b/mysql-test/r/subselect2.result @@ -1,4 +1,6 @@ drop table if exists t1, t2, t3, t4; +set @subselect2_test_tmp=@@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; CREATE TABLE t1 ( DOCID VARCHAR(32)BINARY NOT NULL @@ -123,14 +125,14 @@ DOCID DOCNAME DOCTYPEID FOLDERID AUTHOR CREATED TITLE SUBTITLE DOCABSTRACT PUBLI c373e9f5ad07993f3859444553544200 Last Discussion c373e9f5ad079174ff17444553544200 c373e9f5ad0796c0eca4444553544200 Goldilocks 2003-06-09 11:21:06 Title: Last Discussion NULL Setting new abstract and keeping doc checked out 2003-06-09 10:51:26 2003-06-09 10:51:26 NULL NULL NULL 03eea05112b845949f3fd03278b5fe43 2003-06-09 11:21:06 admin 0 NULL Discussion NULL NULL EXPLAIN SELECT t2.*, t4.DOCTYPENAME, t1.CONTENTSIZE,t1.MIMETYPE FROM t2 INNER JOIN t4 ON t2.DOCTYPEID = t4.DOCTYPEID LEFT OUTER JOIN t1 ON t2.DOCID = t1.DOCID WHERE t2.FOLDERID IN(SELECT t3.FOLDERID FROM t3 WHERE t3.PARENTID IN(SELECT t3.FOLDERID FROM t3 WHERE t3.PARENTID IN(SELECT t3.FOLDERID FROM t3 WHERE t3.PARENTID IN(SELECT t3.FOLDERID FROM t3 WHERE t3.PARENTID IN(SELECT t3.FOLDERID FROM t3 WHERE t3.PARENTID='2f6161e879db43c1a5b82c21ddc49089' AND t3.FOLDERNAME = 'Level1') AND t3.FOLDERNAME = 'Level2') AND t3.FOLDERNAME = 'Level3') AND t3.FOLDERNAME = 'CopiedFolder') AND t3.FOLDERNAME = 'Movie Reviews') AND t2.DOCNAME = 'Last Discussion'; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 ALL DDOCTYPEID_IDX NULL NULL NULL 9 Using where +1 PRIMARY t3 ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX CMFLDRPARNT_IDX 35 const 6 Using index condition; Using where +1 PRIMARY t3 ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX CMFLDRPARNT_IDX 35 test.t3.FOLDERID 1 Using where +1 PRIMARY t3 ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX CMFLDRPARNT_IDX 35 test.t3.FOLDERID 1 Using where +1 PRIMARY t3 ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX CMFLDRPARNT_IDX 35 test.t3.FOLDERID 1 Using where +1 PRIMARY t3 ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX CMFLDRPARNT_IDX 35 test.t3.FOLDERID 1 Using where +1 PRIMARY t2 ALL DDOCTYPEID_IDX,DFOLDERID_IDX NULL NULL NULL 9 Using where; Using join buffer (flat, BNL join) 1 PRIMARY t1 eq_ref PRIMARY PRIMARY 34 test.t2.DOCID 1 1 PRIMARY t4 eq_ref PRIMARY PRIMARY 34 test.t2.DOCTYPEID 1 -2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX PRIMARY 34 func 1 Using where -2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX PRIMARY 34 test.t3.PARENTID 1 Using where -2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX PRIMARY 34 test.t3.PARENTID 1 Using where -2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX PRIMARY 34 test.t3.PARENTID 1 Using where -2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY,FFOLDERID_IDX,CMFLDRPARNT_IDX PRIMARY 34 test.t3.PARENTID 1 Using where drop table t1, t2, t3, t4; CREATE TABLE t1 (a int(10) , PRIMARY KEY (a)) Engine=InnoDB; INSERT INTO t1 VALUES (1),(2); @@ -144,3 +146,4 @@ and t2.a='1' AND t1.a=t3.b) > 0; a 2 DROP TABLE t1,t2,t3; +set optimizer_switch=@subselect2_test_tmp; diff --git a/mysql-test/r/subselect3.result b/mysql-test/r/subselect3.result index 4c344a446ea..c96a25f05e4 100644 --- a/mysql-test/r/subselect3.result +++ b/mysql-test/r/subselect3.result @@ -1,4 +1,6 @@ drop table if exists t0, t1, t2, t3, t4, t5, t11, t12, t21, t22; +set @subselect3_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; create table t1 (oref int, grp int, ie int) ; insert into t1 (oref, grp, ie) values (1, 1, 1), @@ -27,19 +29,19 @@ select a, oref, a in (select max(ie) from t1 where oref=t2.oref group by grp) Z from t2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 5 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`)))))) AS `Z` from `test`.`t2` explain extended select a, oref from t2 where a in (select max(ie) from t1 where oref=t2.oref group by grp); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 5 100.00 Using where -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having (<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`)))))) +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having (<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`))))) select a, oref, a in ( select max(ie) from t1 where oref=t2.oref group by grp union select max(ie) from t1 where oref=t2.oref group by grp @@ -68,9 +70,9 @@ set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=o explain extended select a in (select max(ie) from t1 where oref=4 group by grp) from t3; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 2 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary Warnings: -Note 1003 select <expr_cache><`test`.`t3`.`a`>(<in_optimizer>(`test`.`t3`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = 4) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t3`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`))))))) AS `a in (select max(ie) from t1 where oref=4 group by grp)` from `test`.`t3` +Note 1003 select <in_optimizer>(`test`.`t3`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = 4) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t3`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`)))))) AS `a in (select max(ie) from t1 where oref=4 group by grp)` from `test`.`t3` set @@optimizer_switch=@save_optimizer_switch; drop table t1, t2, t3; create table t1 (a int, oref int, key(a)); @@ -95,14 +97,14 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 2 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) having trigcond(<is_not_null_test>(`test`.`t1`.`a`)))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,<in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) having trigcond(<is_not_null_test>(`test`.`t1`.`a`))))) AS `Z` from `test`.`t2` flush status; select oref, a from t2 where a in (select a from t1 where oref=t2.oref); oref a 1 1 show status like '%Handler_read_rnd_next'; Variable_name Value -Handler_read_rnd_next 5 +Handler_read_rnd_next 11 delete from t2; insert into t2 values (NULL, 0),(NULL, 0), (NULL, 0), (NULL, 0); set optimizer_switch='subquery_cache=off'; @@ -121,7 +123,7 @@ Handler_read_last 0 Handler_read_next 0 Handler_read_prev 0 Handler_read_rnd 0 -Handler_read_rnd_next 29 +Handler_read_rnd_next 35 select 'No key lookups, seq reads: 29= 5 reads from t2 + 4 * 6 reads from t1.' Z; Z No key lookups, seq reads: 29= 5 reads from t2 + 4 * 6 reads from t1. @@ -163,7 +165,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ref a a 5 test.t1.b 1 100.00 Using where Warnings: Note 1276 Field or reference 'test.t3.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<expr_cache><`test`.`t3`.`a`,`test`.`t3`.`oref`>(<in_optimizer>(`test`.`t3`.`a`,<exists>(select 1 from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`a` = `test`.`t1`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond(((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`)))) having trigcond(<is_not_null_test>(`test`.`t1`.`a`))))) AS `Z` from `test`.`t3` +Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<in_optimizer>(`test`.`t3`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond(((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and (`test`.`t2`.`a` = `test`.`t1`.`b`)) having trigcond(<is_not_null_test>(`test`.`t1`.`a`)))) AS `Z` from `test`.`t3` drop table t1, t2, t3; create table t1 (a int NOT NULL, b int NOT NULL, key(a)); insert into t1 values @@ -191,7 +193,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ref a a 4 test.t1.b 1 100.00 Using where Warnings: Note 1276 Field or reference 'test.t3.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<expr_cache><`test`.`t3`.`a`,`test`.`t3`.`oref`>(<in_optimizer>(`test`.`t3`.`a`,<exists>(select 1 from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`a` = `test`.`t1`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`)))))) AS `Z` from `test`.`t3` +Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<in_optimizer>(`test`.`t3`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`)) and (`test`.`t2`.`a` = `test`.`t1`.`b`)))) AS `Z` from `test`.`t3` drop table t1,t2,t3; create table t1 (oref int, grp int); insert into t1 (oref, grp) values @@ -212,10 +214,10 @@ select a, oref, a in (select count(*) from t1 group by grp having grp=t2.oref) Z from t2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary Warnings: Note 1276 Field or reference 't2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select count(0) from `test`.`t1` group by `test`.`t1`.`grp` having ((`test`.`t1`.`grp` = `test`.`t2`.`oref`) and trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(count(0)))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>(`test`.`t2`.`a`,<exists>(select count(0) from `test`.`t1` group by `test`.`t1`.`grp` having ((`test`.`t1`.`grp` = `test`.`t2`.`oref`) and trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(count(0))))))) AS `Z` from `test`.`t2` drop table t1, t2; create table t1 (a int, b int, primary key (a)); insert into t1 values (1,1), (3,1),(100,1); @@ -247,7 +249,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 2 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`)))))) AS `Z` from `test`.`t2` select a,b, oref, (a,b) in (select a,b from t1 where c=t2.oref) Z from t2; a b oref Z NULL 1 100 0 @@ -261,10 +263,10 @@ from t2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 2 DEPENDENT SUBQUERY t1 ref_or_null a a 5 func 2 100.00 Using where; Full scan on NULL key -2 DEPENDENT SUBQUERY t4 ALL NULL NULL NULL NULL 100 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t4 ALL NULL NULL NULL NULL 100 100.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(select `test`.`t1`.`a`,`test`.`t1`.`b` from `test`.`t1` join `test`.`t4` where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`)))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(select `test`.`t1`.`a`,`test`.`t1`.`b` from `test`.`t1` join `test`.`t4` where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`))))) AS `Z` from `test`.`t2` select a,b, oref, (a,b) in (select a,b from t1,t4 where c=t2.oref) Z from t2; @@ -309,7 +311,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery idx idx 5 func 4 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`))))))) AS `Z` from `test`.`t2` where ((`test`.`t2`.`b` = 10) and (`test`.`t2`.`a` = 10)) +Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`)))))) AS `Z` from `test`.`t2` where ((`test`.`t2`.`b` = 10) and (`test`.`t2`.`a` = 10)) drop table t1, t2; create table t1 (oref char(4), grp int, ie int); insert into t1 (oref, grp, ie) values @@ -463,7 +465,7 @@ group by grp having min(ie) > 1) Z from t2; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 7 -2 DEPENDENT SUBQUERY t1 ref idx idx 5 test.t2.oref 2 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ref idx idx 5 test.t2.oref 2 Using where; Using temporary select oref, a, a in (select min(ie) from t1 where oref=t2.oref group by grp having min(ie) > 1) Z @@ -579,7 +581,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery idx idx 5 func 4 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`)))))) AS `Z` from `test`.`t2` drop table t1,t2; create table t1 (oref char(4), grp int, ie int primary key); insert into t1 (oref, grp, ie) values @@ -624,7 +626,7 @@ explain select oref, a, a in (select min(ie) from t1 where oref=t2.oref group by grp) Z from t2; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 7 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 Using where; Using temporary select oref, a, a in (select min(ie) from t1 where oref=t2.oref group by grp) Z from t2; oref a Z ee NULL 0 @@ -698,7 +700,6 @@ a MAX(b) test 2 3 h 3 4 i DROP TABLE t1, t2; -set @save_optimizer_switch=@@optimizer_switch; set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; CREATE TABLE t1 (a int); CREATE TABLE t2 (b int, PRIMARY KEY(b)); @@ -711,7 +712,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 Using index 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t1`.`a`) and (not(<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t1` where ((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`)) having <is_not_null_test>(`test`.`t1`.`a`))))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t1`.`a`) and (not(<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` where trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) having trigcond(<is_not_null_test>(`test`.`t1`.`a`))))))) SELECT a FROM t1, t2 WHERE a=b AND (b NOT IN (SELECT a FROM t1)); a SELECT a FROM t1, t2 WHERE a=b AND (b NOT IN (SELECT a FROM t1 WHERE a > 4)); @@ -732,7 +733,7 @@ WHERE t3.name='xxx' AND t2.id=t3.id); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where 2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 func 1 Using where; Using index; Full scan on NULL key -2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY PRIMARY 4 func 1 Using index condition; Using where; Full scan on NULL key +2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY PRIMARY 4 test.t2.id 1 Using where SELECT * FROM t1 WHERE t1.id NOT IN (SELECT t2.id FROM t2,t3 WHERE t3.name='xxx' AND t2.id=t3.id); @@ -841,11 +842,16 @@ x ROW(11, 12) = (SELECT MAX(x), 22) ROW(11, 12) IN (SELECT MAX(x), 22) 1 0 0 2 0 0 11 0 0 -# 2nd and 3rd columns should be same for x == 11 only +# 2nd and 3rd columns should be same +EXPLAIN SELECT a AS x, ROW(11, 12) = (SELECT MAX(x), 12), ROW(11, 12) IN (SELECT MAX(x), 12) FROM t1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used SELECT a AS x, ROW(11, 12) = (SELECT MAX(x), 12), ROW(11, 12) IN (SELECT MAX(x), 12) FROM t1; x ROW(11, 12) = (SELECT MAX(x), 12) ROW(11, 12) IN (SELECT MAX(x), 12) -1 0 1 -2 0 1 +1 0 0 +2 0 0 11 1 1 DROP TABLE t1; # both columns should be same @@ -968,7 +974,7 @@ i1 i2 # Baseline: SHOW STATUS LIKE '%Handler_read_rnd_next'; Variable_name Value -Handler_read_rnd_next 18 +Handler_read_rnd_next 17 INSERT INTO t1 VALUES (NULL, NULL); FLUSH STATUS; @@ -985,7 +991,7 @@ i1 i2 # (read record from t1, but do not read from t2) SHOW STATUS LIKE '%Handler_read_rnd_next'; Variable_name Value -Handler_read_rnd_next 19 +Handler_read_rnd_next 18 set @@optimizer_switch=@save_optimizer_switch2; DROP TABLE t1,t2; End of 5.1 tests @@ -1020,11 +1026,10 @@ update t22 set c = '2005-12-08 15:58:27' where a = 255; explain select t21.* from t21,t22 where t21.a = t22.a and t22.a in (select t12.a from t11, t12 where t11.a in(255,256) and t11.a = t12.a and t11.c is null) and t22.c is null order by t21.a; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 8 Using temporary; Using filesort -1 PRIMARY t21 ALL NULL NULL NULL NULL 26 Using where; Using join buffer -1 PRIMARY t22 ALL NULL NULL NULL NULL 26 Using where; Using join buffer -2 SUBQUERY t11 ALL NULL NULL NULL NULL 8 Using where -2 SUBQUERY t12 ALL NULL NULL NULL NULL 8 Using where; Using join buffer +1 PRIMARY t11 ALL NULL NULL NULL NULL 8 Using where; Using temporary; Using filesort; Start temporary +1 PRIMARY t12 ALL NULL NULL NULL NULL 8 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t22 ALL NULL NULL NULL NULL 26 Using where; End temporary; Using join buffer (flat, BNL join) +1 PRIMARY t21 ALL NULL NULL NULL NULL 26 Using where; Using join buffer (flat, BNL join) select t21.* from t21,t22 where t21.a = t22.a and t22.a in (select t12.a from t11, t12 where t11.a in(255,256) and t11.a = t12.a and t11.c is null) and t22.c is null order by t21.a; a b c @@ -1037,14 +1042,13 @@ explain select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY X ALL NULL NULL NULL NULL 2 -2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where -2 DEPENDENT SUBQUERY subselect3 eq_ref unique_key unique_key 5 func 1 -3 SUBQUERY Z ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where; Start temporary +2 DEPENDENT SUBQUERY Z ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X; subq NULL 0 -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; drop table t1; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1055,7 +1059,7 @@ insert into t0 values(2); explain select * from t1 where 2 in (select a from t0); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 ALL NULL NULL NULL NULL 11 Using where; Start temporary; End temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) select * from t1 where 2 in (select a from t0); a 0 @@ -1078,11 +1082,12 @@ a 17 18 19 -set @@optimizer_switch='default,materialization=off'; +set @@optimizer_switch=@save_optimizer_switch; +set @@optimizer_switch='materialization=off'; explain select * from t1 where 2 in (select a from t0); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 ALL NULL NULL NULL NULL 11 Using where; FirstMatch -1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) select * from t1 where 2 in (select a from t0); a 0 @@ -1105,7 +1110,7 @@ a 17 18 19 -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; explain select * from (select a from t0) X where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 @@ -1121,37 +1126,37 @@ create table t3 (a int); insert into t3 select A.a + 10*B.a from t0 A, t0 B; explain select * from t3 where a in (select kp1 from t1 where kp1<20); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using where; Using index; LooseScan -1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where +1 PRIMARY t1 ref kp1 kp1 5 test.t3.a 1 Using index; FirstMatch(t3) create table t4 (pk int primary key); insert into t4 select a from t3; explain select * from t3 where a in (select t1.kp1 from t1,t4 where kp1<20 and t4.pk=t1.c); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using index condition; Using MRR; LooseScan -1 PRIMARY t4 eq_ref PRIMARY PRIMARY 4 test.t1.c 1 Using index; FirstMatch(t1) -1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where +1 PRIMARY t1 ref kp1 kp1 5 test.t3.a 1 Using where +1 PRIMARY t4 eq_ref PRIMARY PRIMARY 4 test.t1.c 1 Using index; FirstMatch(t3) drop table t1, t3, t4; create table t1 (a int) as select * from t0 where a < 5; set @save_max_heap_table_size=@@max_heap_table_size; set @@optimizer_switch='firstmatch=off,materialization=off'; set @@max_heap_table_size= 16384; -explain select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E); +explain select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E where a+1 < 10000 + A.a + B.a +C.a+D.a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY E ALL NULL NULL NULL NULL 5 Start temporary -1 PRIMARY A ALL NULL NULL NULL NULL 10 Using join buffer -1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer -1 PRIMARY C ALL NULL NULL NULL NULL 10 Using join buffer -1 PRIMARY D ALL NULL NULL NULL NULL 10 Using where; End temporary; Using join buffer +1 PRIMARY A ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +1 PRIMARY C ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) +1 PRIMARY D ALL NULL NULL NULL NULL 10 Using where; End temporary; Using join buffer (flat, BNL join) flush status; -select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E); +select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E where a+1 < 10000 + A.a + B.a +C.a+D.a); count(*) 5000 show status like 'Created_tmp_disk_tables'; Variable_name Value Created_tmp_disk_tables 1 set @save_max_heap_table_size=@@max_heap_table_size; -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; drop table t0, t1; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1161,9 +1166,8 @@ create table t3 ( a int , filler char(100), key(a)); insert into t3 select A.a + 10*B.a, 'filler' from t0 A, t0 B; explain select * from t3 where a in (select a from t2) and (a > 5 or a < 10); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 2 -1 PRIMARY t3 ref a a 5 test.t2.a 1 -2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY t3 ref a a 5 test.t2.a 1 End temporary select * from t3 where a in (select a from t2); a filler 1 filler @@ -1180,28 +1184,28 @@ insert into t3 values (1),(2); explain select * from t2 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer (flat, BNL join) explain select * from t2 where a in (select a from t2); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) explain select * from t2 where a in (select a from t3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join) explain select * from t1 where a in (select a from t3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary -1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join) drop table t1, t2, t3; create table t1 (a decimal); insert into t1 values (1),(2); explain select * from t1 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) drop table t1; -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; create table t1 (a int); insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); create table t2 as select * from t1; @@ -1209,47 +1213,44 @@ create table t3 (a int, b int, filler char(100), key(a)); insert into t3 select A.a + 10*B.a, A.a + 10*B.a, 'filler' from t1 A, t1 B, t1 C; explain select * from t1, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30) and t1.a =3; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref a a 5 test.t2.a 10 -2 SUBQUERY t2 ALL NULL NULL NULL NULL 10 Using where +1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ref a a 5 test.t2.a 10 End temporary explain select straight_join * from t1 A, t1 B where A.a in (select a from t2); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY A ALL NULL NULL NULL NULL 10 Using where -1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer -2 SUBQUERY t2 ALL NULL NULL NULL NULL 10 +1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 10 Using where explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where -2 SUBQUERY A ALL NULL NULL NULL NULL 10 -2 SUBQUERY B ALL NULL NULL NULL NULL 10 Using join buffer +2 DEPENDENT SUBQUERY A ALL NULL NULL NULL NULL 10 Using where +2 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where -2 SUBQUERY A ALL NULL NULL NULL NULL 10 -2 SUBQUERY B ALL NULL NULL NULL NULL 10 Using join buffer +2 DEPENDENT SUBQUERY A ALL NULL NULL NULL NULL 10 Using where +2 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) explain select straight_join * from t2 X, t2 Y where X.a in (select straight_join A.a from t1 A, t1 B); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY X ALL NULL NULL NULL NULL 10 Using where -1 PRIMARY Y ALL NULL NULL NULL NULL 10 Using join buffer -2 SUBQUERY A ALL NULL NULL NULL NULL 10 -2 SUBQUERY B ALL NULL NULL NULL NULL 10 Using join buffer +1 PRIMARY Y ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY A ALL NULL NULL NULL NULL 10 Using where +2 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) create table t0 (a int, b int); insert into t0 values(1,1); explain select * from t0, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 system NULL NULL NULL NULL 1 -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref a a 5 test.t2.a 10 -2 SUBQUERY t2 ALL NULL NULL NULL NULL 10 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t3 ref a a 5 test.t2.a 10 End temporary create table t4 as select a as x, a as y from t1; explain select * from t0, t3 where (t3.a, t3.b) in (select x,y from t4) and (t3.a < 10 or t3.a >30); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 system NULL NULL NULL NULL 1 -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref a a 5 test.t4.x 10 Using where -2 SUBQUERY t4 ALL NULL NULL NULL NULL 10 Using where +1 PRIMARY t4 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t3 ref a a 5 test.t4.x 10 Using where; End temporary drop table t0,t1,t2,t3,t4; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1259,11 +1260,11 @@ create table t2 as select * from t1; explain select * from t2 where a in (select b from t1 where a=3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 range a a 5 NULL 8 Using where; Using index; LooseScan -1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) explain select * from t2 where (b,a) in (select a,b from t1 where a=3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 range a a 5 NULL 8 Using where; Using index; LooseScan -1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) drop table t1,t2; create table t1 (a int, b int); insert into t1 select a,a from t0; @@ -1272,20 +1273,18 @@ insert into t2 select A.a + 10*B.a, A.a + 10*B.a from t0 A, t0 B; set @@optimizer_switch='firstmatch=off'; explain select * from t1 where (a,b) in (select a,b from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 10 -1 PRIMARY subselect2 eq_ref unique_key unique_key 10 func 1 -2 SUBQUERY t2 ALL NULL NULL NULL NULL 100 +1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; End temporary; Using join buffer (flat, BNL join) set @save_optimizer_search_depth=@@optimizer_search_depth; set @@optimizer_search_depth=63; Warnings: Warning 1287 'optimizer-search-depth=63' is deprecated and will be removed in a future release. Please use a search depth less than 63 instead explain select * from t1 where (a,b) in (select a,b from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 10 -1 PRIMARY subselect2 eq_ref unique_key unique_key 10 func 1 -2 SUBQUERY t2 ALL NULL NULL NULL NULL 100 +1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; End temporary; Using join buffer (flat, BNL join) set @@optimizer_search_depth=@save_optimizer_search_depth; -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; drop table t0, t1, t2; create table t0 (a decimal(4,2)); insert into t0 values (10.24), (22.11); @@ -1293,8 +1292,8 @@ create table t1 as select * from t0; insert into t1 select * from t0; explain select * from t0 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 2 -1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; FirstMatch(t0) +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer (flat, BNL join) select * from t0 where a in (select a from t1); a 10.24 @@ -1306,8 +1305,8 @@ create table t1 as select * from t0; insert into t1 select * from t0; explain select * from t0 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 2 -1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; FirstMatch(t0) +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer (flat, BNL join) select * from t0 where a in (select a from t1); a 2008-01-01 @@ -1320,11 +1319,10 @@ create table t2 as select a as a, a as b from t0 where a < 3; insert into t2 select * from t2; explain select * from t1 where (a,b,c) in (select X.a, Y.a, Z.a from t2 X, t2 Y, t2 Z where X.b=33); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 -1 PRIMARY subselect2 eq_ref unique_key unique_key 15 func 1 -2 SUBQUERY X ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY Y ALL NULL NULL NULL NULL 6 Using join buffer -2 SUBQUERY Z ALL NULL NULL NULL NULL 6 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Start temporary +1 PRIMARY X ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 PRIMARY Y ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +1 PRIMARY Z ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join) drop table t0,t1,t2; BUG#37842: Assertion in DsMrr_impl::dsmrr_init, at handler.cc:4307 @@ -1394,17 +1392,16 @@ INNER JOIN t2 c ON c.idContact=cona.idContact WHERE cona.postalStripped='T2H3B2' ); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 2 1.00 -1 PRIMARY a index PRIMARY PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -2 SUBQUERY cona ALL NULL NULL NULL NULL 2 100.00 Using where -2 SUBQUERY c eq_ref PRIMARY PRIMARY 4 test.cona.idContact 1 100.00 +1 PRIMARY cona ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary +1 PRIMARY c eq_ref PRIMARY PRIMARY 4 test.cona.idContact 1 100.00 Using where +1 PRIMARY a eq_ref PRIMARY PRIMARY 4 test.c.idObj 1 100.00 Using index; End temporary Warnings: Note 1003 select `test`.`a`.`idIndividual` AS `idIndividual` from `test`.`t1` `a` semi join (`test`.`t3` `cona` join `test`.`t2` `c`) where ((`test`.`c`.`idContact` = `test`.`cona`.`idContact`) and (`test`.`a`.`idIndividual` = `test`.`c`.`idObj`) and (`test`.`cona`.`postalStripped` = 'T2H3B2')) drop table t1,t2,t3; # # BUG#47367 Crash in Name_resolution_context::process_error # -SET SESSION optimizer_switch = 'default,semijoin=off'; +SET SESSION optimizer_switch = 'semijoin=off'; CREATE TABLE t1 (f1 INTEGER); CREATE TABLE t2 LIKE t1; CREATE PROCEDURE p1 () BEGIN SELECT f1 FROM t1 WHERE f1 IN (SELECT f1 FROM t2); END| @@ -1474,6 +1471,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: Note 1276 Field or reference 'test.t2.v' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`i` AS `i`,`test`.`t2`.`v` AS `v`,<expr_cache><`test`.`t2`.`v`>((select count(distinct `test`.`t1`.`i`) from `test`.`t1` where (`test`.`t1`.`v` = `test`.`t2`.`v`))) AS `subsel` from `test`.`t2` +Note 1003 select `test`.`t2`.`i` AS `i`,`test`.`t2`.`v` AS `v`,(select count(distinct `test`.`t1`.`i`) from `test`.`t1` where (`test`.`t1`.`v` = `test`.`t2`.`v`)) AS `subsel` from `test`.`t2` DROP TABLE t1,t2; End of 5.6 tests +set @@optimizer_switch=@subselect3_tmp; diff --git a/mysql-test/r/subselect3_jcl6.result b/mysql-test/r/subselect3_jcl6.result index 97e33ae49ea..ffd55264dc6 100644 --- a/mysql-test/r/subselect3_jcl6.result +++ b/mysql-test/r/subselect3_jcl6.result @@ -1,8 +1,15 @@ +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch='optimize_join_buffer_size=on'; +set @@optimizer_switch='semijoin_with_cache=on'; +set @@optimizer_switch='outer_join_with_cache=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set join_cache_level=6; show variables like 'join_cache_level'; Variable_name Value join_cache_level 6 drop table if exists t0, t1, t2, t3, t4, t5, t11, t12, t21, t22; +set @subselect3_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; create table t1 (oref int, grp int, ie int) ; insert into t1 (oref, grp, ie) values (1, 1, 1), @@ -31,19 +38,19 @@ select a, oref, a in (select max(ie) from t1 where oref=t2.oref group by grp) Z from t2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 5 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`)))))) AS `Z` from `test`.`t2` explain extended select a, oref from t2 where a in (select max(ie) from t1 where oref=t2.oref group by grp); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 5 100.00 Using where -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having (<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`)))))) +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) group by `test`.`t1`.`grp` having (<cache>(`test`.`t2`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`))))) select a, oref, a in ( select max(ie) from t1 where oref=t2.oref group by grp union select max(ie) from t1 where oref=t2.oref group by grp @@ -72,9 +79,9 @@ set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=o explain extended select a in (select max(ie) from t1 where oref=4 group by grp) from t3; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 2 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 100.00 Using where; Using temporary Warnings: -Note 1003 select <expr_cache><`test`.`t3`.`a`>(<in_optimizer>(`test`.`t3`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = 4) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t3`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`))))))) AS `a in (select max(ie) from t1 where oref=4 group by grp)` from `test`.`t3` +Note 1003 select <in_optimizer>(`test`.`t3`.`a`,<exists>(select max(`test`.`t1`.`ie`) from `test`.`t1` where (`test`.`t1`.`oref` = 4) group by `test`.`t1`.`grp` having trigcond((<cache>(`test`.`t3`.`a`) = <ref_null_helper>(max(`test`.`t1`.`ie`)))))) AS `a in (select max(ie) from t1 where oref=4 group by grp)` from `test`.`t3` set @@optimizer_switch=@save_optimizer_switch; drop table t1, t2, t3; create table t1 (a int, oref int, key(a)); @@ -99,14 +106,14 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 2 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) having trigcond(<is_not_null_test>(`test`.`t1`.`a`)))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,<in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where (`test`.`t1`.`oref` = `test`.`t2`.`oref`) having trigcond(<is_not_null_test>(`test`.`t1`.`a`))))) AS `Z` from `test`.`t2` flush status; select oref, a from t2 where a in (select a from t1 where oref=t2.oref); oref a 1 1 show status like '%Handler_read_rnd_next'; Variable_name Value -Handler_read_rnd_next 5 +Handler_read_rnd_next 11 delete from t2; insert into t2 values (NULL, 0),(NULL, 0), (NULL, 0), (NULL, 0); set optimizer_switch='subquery_cache=off'; @@ -125,7 +132,7 @@ Handler_read_last 0 Handler_read_next 0 Handler_read_prev 0 Handler_read_rnd 0 -Handler_read_rnd_next 29 +Handler_read_rnd_next 35 select 'No key lookups, seq reads: 29= 5 reads from t2 + 4 * 6 reads from t1.' Z; Z No key lookups, seq reads: 29= 5 reads from t2 + 4 * 6 reads from t1. @@ -164,10 +171,10 @@ from t3; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 DEPENDENT SUBQUERY t1 ref_or_null a a 5 func 4 100.00 Using where; Full scan on NULL key -2 DEPENDENT SUBQUERY t2 ref a a 5 test.t1.b 1 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t2 ref a a 5 test.t1.b 1 100.00 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan Warnings: Note 1276 Field or reference 'test.t3.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<expr_cache><`test`.`t3`.`a`,`test`.`t3`.`oref`>(<in_optimizer>(`test`.`t3`.`a`,<exists>(select 1 from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`a` = `test`.`t1`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond(((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`)))) having trigcond(<is_not_null_test>(`test`.`t1`.`a`))))) AS `Z` from `test`.`t3` +Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<in_optimizer>(`test`.`t3`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond(((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and (`test`.`t2`.`a` = `test`.`t1`.`b`)) having trigcond(<is_not_null_test>(`test`.`t1`.`a`)))) AS `Z` from `test`.`t3` drop table t1, t2, t3; create table t1 (a int NOT NULL, b int NOT NULL, key(a)); insert into t1 values @@ -192,10 +199,10 @@ from t3; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 DEPENDENT SUBQUERY t1 ref a a 4 func 2 100.00 Using where; Full scan on NULL key -2 DEPENDENT SUBQUERY t2 ref a a 4 test.t1.b 1 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t2 ref a a 4 test.t1.b 1 100.00 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan Warnings: Note 1276 Field or reference 'test.t3.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<expr_cache><`test`.`t3`.`a`,`test`.`t3`.`oref`>(<in_optimizer>(`test`.`t3`.`a`,<exists>(select 1 from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`a` = `test`.`t1`.`b`) and (`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`)))))) AS `Z` from `test`.`t3` +Note 1003 select `test`.`t3`.`a` AS `a`,`test`.`t3`.`oref` AS `oref`,<in_optimizer>(`test`.`t3`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t3`.`oref`) and trigcond((<cache>(`test`.`t3`.`a`) = `test`.`t1`.`a`)) and (`test`.`t2`.`a` = `test`.`t1`.`b`)))) AS `Z` from `test`.`t3` drop table t1,t2,t3; create table t1 (oref int, grp int); insert into t1 (oref, grp) values @@ -216,10 +223,10 @@ select a, oref, a in (select count(*) from t1 group by grp having grp=t2.oref) Z from t2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary Warnings: Note 1276 Field or reference 't2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select count(0) from `test`.`t1` group by `test`.`t1`.`grp` having ((`test`.`t1`.`grp` = `test`.`t2`.`oref`) and trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(count(0)))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>(`test`.`t2`.`a`,<exists>(select count(0) from `test`.`t1` group by `test`.`t1`.`grp` having ((`test`.`t1`.`grp` = `test`.`t2`.`oref`) and trigcond((<cache>(`test`.`t2`.`a`) = <ref_null_helper>(count(0))))))) AS `Z` from `test`.`t2` drop table t1, t2; create table t1 (a int, b int, primary key (a)); insert into t1 values (1,1), (3,1),(100,1); @@ -251,7 +258,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 2 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a checking NULL where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`)))))) AS `Z` from `test`.`t2` select a,b, oref, (a,b) in (select a,b from t1 where c=t2.oref) Z from t2; a b oref Z NULL 1 100 0 @@ -265,10 +272,10 @@ from t2; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 2 DEPENDENT SUBQUERY t1 ref_or_null a a 5 func 2 100.00 Using where; Full scan on NULL key -2 DEPENDENT SUBQUERY t4 ALL NULL NULL NULL NULL 100 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t4 ALL NULL NULL NULL NULL 100 100.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(select `test`.`t1`.`a`,`test`.`t1`.`b` from `test`.`t1` join `test`.`t4` where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`)))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`oref` AS `oref`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(select `test`.`t1`.`a`,`test`.`t1`.`b` from `test`.`t1` join `test`.`t4` where ((`test`.`t1`.`c` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`b`) or isnull(`test`.`t1`.`b`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`a`)) and trigcond(<is_not_null_test>(`test`.`t1`.`b`))))) AS `Z` from `test`.`t2` select a,b, oref, (a,b) in (select a,b from t1,t4 where c=t2.oref) Z from t2; @@ -313,7 +320,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery idx idx 5 func 4 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`))))))) AS `Z` from `test`.`t2` where ((`test`.`t2`.`b` = 10) and (`test`.`t2`.`a` = 10)) +Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`)))))) AS `Z` from `test`.`t2` where ((`test`.`t2`.`b` = 10) and (`test`.`t2`.`a` = 10)) drop table t1, t2; create table t1 (oref char(4), grp int, ie int); insert into t1 (oref, grp, ie) values @@ -467,7 +474,7 @@ group by grp having min(ie) > 1) Z from t2; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 7 -2 DEPENDENT SUBQUERY t1 ref idx idx 5 test.t2.oref 2 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ref idx idx 5 test.t2.oref 2 Using where; Using temporary select oref, a, a in (select min(ie) from t1 where oref=t2.oref group by grp having min(ie) > 1) Z @@ -583,7 +590,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 index_subquery idx idx 5 func 4 100.00 Using where; Full scan on NULL key Warnings: Note 1276 Field or reference 'test.t2.oref' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<expr_cache><`test`.`t2`.`b`,`test`.`t2`.`a`,`test`.`t2`.`oref`>(<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`))))))) AS `Z` from `test`.`t2` +Note 1003 select `test`.`t2`.`oref` AS `oref`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,<in_optimizer>((`test`.`t2`.`a`,`test`.`t2`.`b`),<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on idx checking NULL where ((`test`.`t1`.`oref` = `test`.`t2`.`oref`) and trigcond(((<cache>(`test`.`t2`.`a`) = `test`.`t1`.`ie1`) or isnull(`test`.`t1`.`ie1`))) and trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`ie2`) or isnull(`test`.`t1`.`ie2`)))) having (trigcond(<is_not_null_test>(`test`.`t1`.`ie1`)) and trigcond(<is_not_null_test>(`test`.`t1`.`ie2`)))))) AS `Z` from `test`.`t2` drop table t1,t2; create table t1 (oref char(4), grp int, ie int primary key); insert into t1 (oref, grp, ie) values @@ -628,7 +635,7 @@ explain select oref, a, a in (select min(ie) from t1 where oref=t2.oref group by grp) Z from t2; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 7 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 6 Using where; Using temporary select oref, a, a in (select min(ie) from t1 where oref=t2.oref group by grp) Z from t2; oref a Z ee NULL 0 @@ -702,7 +709,6 @@ a MAX(b) test 2 3 h 3 4 i DROP TABLE t1, t2; -set @save_optimizer_switch=@@optimizer_switch; set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; CREATE TABLE t1 (a int); CREATE TABLE t2 (b int, PRIMARY KEY(b)); @@ -715,7 +721,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 Using index 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t1`.`a`) and (not(<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t1` where ((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`)) having <is_not_null_test>(`test`.`t1`.`a`))))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`b` = `test`.`t1`.`a`) and (not(<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` where trigcond(((<cache>(`test`.`t2`.`b`) = `test`.`t1`.`a`) or isnull(`test`.`t1`.`a`))) having trigcond(<is_not_null_test>(`test`.`t1`.`a`))))))) SELECT a FROM t1, t2 WHERE a=b AND (b NOT IN (SELECT a FROM t1)); a SELECT a FROM t1, t2 WHERE a=b AND (b NOT IN (SELECT a FROM t1 WHERE a > 4)); @@ -736,7 +742,7 @@ WHERE t3.name='xxx' AND t2.id=t3.id); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where 2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY PRIMARY 4 func 1 Using where; Using index; Full scan on NULL key -2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY PRIMARY 4 func 1 Using index condition(BKA); Using where; Full scan on NULL key; Using join buffer +2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY PRIMARY 4 test.t2.id 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT * FROM t1 WHERE t1.id NOT IN (SELECT t2.id FROM t2,t3 WHERE t3.name='xxx' AND t2.id=t3.id); @@ -845,11 +851,16 @@ x ROW(11, 12) = (SELECT MAX(x), 22) ROW(11, 12) IN (SELECT MAX(x), 22) 1 0 0 2 0 0 11 0 0 -# 2nd and 3rd columns should be same for x == 11 only +# 2nd and 3rd columns should be same +EXPLAIN SELECT a AS x, ROW(11, 12) = (SELECT MAX(x), 12), ROW(11, 12) IN (SELECT MAX(x), 12) FROM t1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used SELECT a AS x, ROW(11, 12) = (SELECT MAX(x), 12), ROW(11, 12) IN (SELECT MAX(x), 12) FROM t1; x ROW(11, 12) = (SELECT MAX(x), 12) ROW(11, 12) IN (SELECT MAX(x), 12) -1 0 1 -2 0 1 +1 0 0 +2 0 0 11 1 1 DROP TABLE t1; # both columns should be same @@ -972,7 +983,7 @@ i1 i2 # Baseline: SHOW STATUS LIKE '%Handler_read_rnd_next'; Variable_name Value -Handler_read_rnd_next 18 +Handler_read_rnd_next 17 INSERT INTO t1 VALUES (NULL, NULL); FLUSH STATUS; @@ -989,7 +1000,7 @@ i1 i2 # (read record from t1, but do not read from t2) SHOW STATUS LIKE '%Handler_read_rnd_next'; Variable_name Value -Handler_read_rnd_next 19 +Handler_read_rnd_next 18 set @@optimizer_switch=@save_optimizer_switch2; DROP TABLE t1,t2; End of 5.1 tests @@ -1024,16 +1035,14 @@ update t22 set c = '2005-12-08 15:58:27' where a = 255; explain select t21.* from t21,t22 where t21.a = t22.a and t22.a in (select t12.a from t11, t12 where t11.a in(255,256) and t11.a = t12.a and t11.c is null) and t22.c is null order by t21.a; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 8 Using temporary; Using filesort -1 PRIMARY t21 ALL NULL NULL NULL NULL 26 Using where; Using join buffer -1 PRIMARY t22 ALL NULL NULL NULL NULL 26 Using where; Using join buffer -2 SUBQUERY t11 ALL NULL NULL NULL NULL 8 Using where -2 SUBQUERY t12 ALL NULL NULL NULL NULL 8 Using where; Using join buffer +1 PRIMARY t11 ALL NULL NULL NULL NULL 8 Using where; Using temporary; Using filesort; Start temporary +1 PRIMARY t12 hash_ALL NULL #hash#$hj 4 test.t11.a 8 Using where; Using join buffer (flat, BNLH join) +1 PRIMARY t22 hash_ALL NULL #hash#$hj 4 test.t11.a 26 Using where; End temporary; Using join buffer (incremental, BNLH join) +1 PRIMARY t21 hash_ALL NULL #hash#$hj 4 test.t11.a 26 Using where; Using join buffer (incremental, BNLH join) select t21.* from t21,t22 where t21.a = t22.a and t22.a in (select t12.a from t11, t12 where t11.a in(255,256) and t11.a = t12.a and t11.c is null) and t22.c is null order by t21.a; a b c 256 67 NULL -256 67 NULL drop table t1, t11, t12, t21, t22; create table t1(a int); insert into t1 values (0),(1); @@ -1042,14 +1051,13 @@ explain select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY X ALL NULL NULL NULL NULL 2 -2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where -2 DEPENDENT SUBQUERY subselect3 eq_ref unique_key unique_key 5 func 1 -3 SUBQUERY Z ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY Y ALL NULL NULL NULL NULL 2 Using where; Start temporary +2 DEPENDENT SUBQUERY Z hash_ALL NULL #hash#$hj 5 test.Y.a 2 Using where; End temporary; Using join buffer (flat, BNLH join) select (select max(Y.a) from t1 Y where a in (select a from t1 Z) and a < X.a) as subq from t1 X; subq NULL 0 -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; drop table t1; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1060,7 +1068,7 @@ insert into t0 values(2); explain select * from t1 where 2 in (select a from t0); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 ALL NULL NULL NULL NULL 11 Using where; Start temporary; End temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) select * from t1 where 2 in (select a from t0); a 0 @@ -1083,11 +1091,12 @@ a 17 18 19 -set @@optimizer_switch='default,materialization=off'; +set @@optimizer_switch=@save_optimizer_switch; +set @@optimizer_switch='materialization=off'; explain select * from t1 where 2 in (select a from t0); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 ALL NULL NULL NULL NULL 11 Using where; FirstMatch -1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) select * from t1 where 2 in (select a from t0); a 0 @@ -1110,11 +1119,11 @@ a 17 18 19 -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; explain select * from (select a from t0) X where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY <derived2> ALL NULL NULL NULL NULL 11 -1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using where; FirstMatch(<derived2>); Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 20 Using where; FirstMatch(<derived2>); Using join buffer (flat, BNL join) 2 DERIVED t0 ALL NULL NULL NULL NULL 11 drop table t0, t1; create table t0 (a int); @@ -1126,37 +1135,37 @@ create table t3 (a int); insert into t3 select A.a + 10*B.a from t0 A, t0 B; explain select * from t3 where a in (select kp1 from t1 where kp1<20); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using where; Using index; LooseScan -1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where +1 PRIMARY t1 ref kp1 kp1 5 test.t3.a 1 Using index; FirstMatch(t3) create table t4 (pk int primary key); insert into t4 select a from t3; explain select * from t3 where a in (select t1.kp1 from t1,t4 where kp1<20 and t4.pk=t1.c); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range kp1 kp1 5 NULL 48 Using index condition; Using MRR; LooseScan -1 PRIMARY t4 eq_ref PRIMARY PRIMARY 4 test.t1.c 1 Using index; FirstMatch(t1) -1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 100 Using where +1 PRIMARY t1 ref kp1 kp1 5 test.t3.a 1 Using where +1 PRIMARY t4 eq_ref PRIMARY PRIMARY 4 test.t1.c 1 Using index; FirstMatch(t3) drop table t1, t3, t4; create table t1 (a int) as select * from t0 where a < 5; set @save_max_heap_table_size=@@max_heap_table_size; set @@optimizer_switch='firstmatch=off,materialization=off'; set @@max_heap_table_size= 16384; -explain select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E); +explain select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E where a+1 < 10000 + A.a + B.a +C.a+D.a); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY E ALL NULL NULL NULL NULL 5 Start temporary -1 PRIMARY A ALL NULL NULL NULL NULL 10 Using join buffer -1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer -1 PRIMARY C ALL NULL NULL NULL NULL 10 Using join buffer -1 PRIMARY D ALL NULL NULL NULL NULL 10 Using where; End temporary; Using join buffer +1 PRIMARY E ALL NULL NULL NULL NULL 5 Using where; Start temporary +1 PRIMARY A ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer (incremental, BNL join) +1 PRIMARY C ALL NULL NULL NULL NULL 10 Using where; Using join buffer (incremental, BNL join) +1 PRIMARY D hash_ALL NULL #hash#$hj 5 test.E.a 10 Using where; End temporary; Using join buffer (incremental, BNLH join) flush status; -select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E); +select count(*) from t0 A, t0 B, t0 C, t0 D where D.a in (select a from t1 E where a+1 < 10000 + A.a + B.a +C.a+D.a); count(*) 5000 show status like 'Created_tmp_disk_tables'; Variable_name Value Created_tmp_disk_tables 1 set @save_max_heap_table_size=@@max_heap_table_size; -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; drop table t0, t1; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1166,9 +1175,8 @@ create table t3 ( a int , filler char(100), key(a)); insert into t3 select A.a + 10*B.a, 'filler' from t0 A, t0 B; explain select * from t3 where a in (select a from t2) and (a > 5 or a < 10); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 2 -1 PRIMARY t3 ref a a 5 test.t2.a 1 Using join buffer -2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY t3 ref a a 5 test.t2.a 1 End temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select * from t3 where a in (select a from t2); a filler 1 filler @@ -1184,29 +1192,29 @@ insert into t3 select * from t1; insert into t3 values (1),(2); explain select * from t2 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; End temporary; Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY t1 hash_ALL NULL #hash#$hj 4 test.t2.a 4 Using where; End temporary; Using join buffer (flat, BNLH join) explain select * from t2 where a in (select a from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY t2 hash_ALL NULL #hash#$hj 5 test.t2.a 2 Using where; End temporary; Using join buffer (flat, BNLH join) explain select * from t2 where a in (select a from t3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join) explain select * from t1 where a in (select a from t3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Start temporary -1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join) drop table t1, t2, t3; create table t1 (a decimal); insert into t1 values (1),(2); explain select * from t1 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY t1 hash_ALL NULL #hash#$hj 6 test.t1.a 2 Using where; End temporary; Using join buffer (flat, BNLH join) drop table t1; -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; create table t1 (a int); insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); create table t2 as select * from t1; @@ -1214,47 +1222,44 @@ create table t3 (a int, b int, filler char(100), key(a)); insert into t3 select A.a + 10*B.a, A.a + 10*B.a, 'filler' from t1 A, t1 B, t1 C; explain select * from t1, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30) and t1.a =3; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref a a 5 test.t2.a 10 Using join buffer -2 SUBQUERY t2 ALL NULL NULL NULL NULL 10 Using where +1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ref a a 5 test.t2.a 10 End temporary; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan explain select straight_join * from t1 A, t1 B where A.a in (select a from t2); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY A ALL NULL NULL NULL NULL 10 Using where -1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer -2 SUBQUERY t2 ALL NULL NULL NULL NULL 10 +1 PRIMARY B ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 10 Using where explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where -2 SUBQUERY A ALL NULL NULL NULL NULL 10 -2 SUBQUERY B ALL NULL NULL NULL NULL 10 Using join buffer +2 DEPENDENT SUBQUERY A ALL NULL NULL NULL NULL 10 Using where +2 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) explain select * from t2 where a in (select straight_join A.a from t1 A, t1 B); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where -2 SUBQUERY A ALL NULL NULL NULL NULL 10 -2 SUBQUERY B ALL NULL NULL NULL NULL 10 Using join buffer +2 DEPENDENT SUBQUERY A ALL NULL NULL NULL NULL 10 Using where +2 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) explain select straight_join * from t2 X, t2 Y where X.a in (select straight_join A.a from t1 A, t1 B); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY X ALL NULL NULL NULL NULL 10 Using where -1 PRIMARY Y ALL NULL NULL NULL NULL 10 Using join buffer -2 SUBQUERY A ALL NULL NULL NULL NULL 10 -2 SUBQUERY B ALL NULL NULL NULL NULL 10 Using join buffer +1 PRIMARY Y ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY A ALL NULL NULL NULL NULL 10 Using where +2 DEPENDENT SUBQUERY B ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) create table t0 (a int, b int); insert into t0 values(1,1); explain select * from t0, t3 where t3.a in (select a from t2) and (t3.a < 10 or t3.a >30); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 system NULL NULL NULL NULL 1 -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref a a 5 test.t2.a 10 Using join buffer -2 SUBQUERY t2 ALL NULL NULL NULL NULL 10 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t3 ref a a 5 test.t2.a 10 End temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan create table t4 as select a as x, a as y from t1; explain select * from t0, t3 where (t3.a, t3.b) in (select x,y from t4) and (t3.a < 10 or t3.a >30); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t0 system NULL NULL NULL NULL 1 -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref a a 5 test.t4.x 10 Using where; Using join buffer -2 SUBQUERY t4 ALL NULL NULL NULL NULL 10 Using where +1 PRIMARY t4 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t3 ref a a 5 test.t4.x 10 Using where; End temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan drop table t0,t1,t2,t3,t4; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -1264,11 +1269,11 @@ create table t2 as select * from t1; explain select * from t2 where a in (select b from t1 where a=3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 range a a 5 NULL 8 Using where; Using index; LooseScan -1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) explain select * from t2 where (b,a) in (select a,b from t1 where a=3); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 range a a 5 NULL 8 Using where; Using index; LooseScan -1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) drop table t1,t2; create table t1 (a int, b int); insert into t1 select a,a from t0; @@ -1277,20 +1282,18 @@ insert into t2 select A.a + 10*B.a, A.a + 10*B.a from t0 A, t0 B; set @@optimizer_switch='firstmatch=off'; explain select * from t1 where (a,b) in (select a,b from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 10 -1 PRIMARY subselect2 eq_ref unique_key unique_key 10 func 1 -2 SUBQUERY t2 ALL NULL NULL NULL NULL 100 +1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t2 hash_ALL NULL #hash#$hj 10 test.t1.a,test.t1.b 100 Using where; End temporary; Using join buffer (flat, BNLH join) set @save_optimizer_search_depth=@@optimizer_search_depth; set @@optimizer_search_depth=63; Warnings: Warning 1287 'optimizer-search-depth=63' is deprecated and will be removed in a future release. Please use a search depth less than 63 instead explain select * from t1 where (a,b) in (select a,b from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 10 -1 PRIMARY subselect2 eq_ref unique_key unique_key 10 func 1 -2 SUBQUERY t2 ALL NULL NULL NULL NULL 100 +1 PRIMARY t1 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t2 hash_ALL NULL #hash#$hj 10 test.t1.a,test.t1.b 100 Using where; End temporary; Using join buffer (flat, BNLH join) set @@optimizer_search_depth=@save_optimizer_search_depth; -set @@optimizer_switch=default; +set @@optimizer_switch=@save_optimizer_switch; drop table t0, t1, t2; create table t0 (a decimal(4,2)); insert into t0 values (10.24), (22.11); @@ -1298,8 +1301,8 @@ create table t1 as select * from t0; insert into t1 select * from t0; explain select * from t0 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 2 -1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; FirstMatch(t0); Using join buffer +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY t1 hash_ALL NULL #hash#$hj 3 test.t0.a 4 Using where; End temporary; Using join buffer (flat, BNLH join) select * from t0 where a in (select a from t1); a 10.24 @@ -1311,8 +1314,8 @@ create table t1 as select * from t0; insert into t1 select * from t0; explain select * from t0 where a in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 2 -1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; FirstMatch(t0); Using join buffer +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY t1 hash_ALL NULL #hash#$hj 4 test.t0.a 4 Using where; End temporary; Using join buffer (flat, BNLH join) select * from t0 where a in (select a from t1); a 2008-01-01 @@ -1325,11 +1328,10 @@ create table t2 as select a as a, a as b from t0 where a < 3; insert into t2 select * from t2; explain select * from t1 where (a,b,c) in (select X.a, Y.a, Z.a from t2 X, t2 Y, t2 Z where X.b=33); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 -1 PRIMARY subselect2 eq_ref unique_key unique_key 15 func 1 -2 SUBQUERY X ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY Y ALL NULL NULL NULL NULL 6 Using join buffer -2 SUBQUERY Z ALL NULL NULL NULL NULL 6 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Start temporary +1 PRIMARY X hash_ALL NULL #hash#$hj 5 test.t1.a 6 Using where; Using join buffer (flat, BNLH join) +1 PRIMARY Y hash_ALL NULL #hash#$hj 5 test.t1.b 6 Using where; Using join buffer (incremental, BNLH join) +1 PRIMARY Z hash_ALL NULL #hash#$hj 5 test.t1.c 6 Using where; End temporary; Using join buffer (incremental, BNLH join) drop table t0,t1,t2; BUG#37842: Assertion in DsMrr_impl::dsmrr_init, at handler.cc:4307 @@ -1399,17 +1401,16 @@ INNER JOIN t2 c ON c.idContact=cona.idContact WHERE cona.postalStripped='T2H3B2' ); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 2 1.00 -1 PRIMARY a index PRIMARY PRIMARY 4 NULL 2 100.00 Using where; Using index; Using join buffer -2 SUBQUERY cona ALL NULL NULL NULL NULL 2 100.00 Using where -2 SUBQUERY c eq_ref PRIMARY PRIMARY 4 test.cona.idContact 1 100.00 Using join buffer +1 PRIMARY cona ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary +1 PRIMARY c eq_ref PRIMARY PRIMARY 4 test.cona.idContact 1 100.00 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 PRIMARY a eq_ref PRIMARY PRIMARY 4 test.c.idObj 1 100.00 Using index; End temporary Warnings: Note 1003 select `test`.`a`.`idIndividual` AS `idIndividual` from `test`.`t1` `a` semi join (`test`.`t3` `cona` join `test`.`t2` `c`) where ((`test`.`c`.`idContact` = `test`.`cona`.`idContact`) and (`test`.`a`.`idIndividual` = `test`.`c`.`idObj`) and (`test`.`cona`.`postalStripped` = 'T2H3B2')) drop table t1,t2,t3; # # BUG#47367 Crash in Name_resolution_context::process_error # -SET SESSION optimizer_switch = 'default,semijoin=off'; +SET SESSION optimizer_switch = 'semijoin=off'; CREATE TABLE t1 (f1 INTEGER); CREATE TABLE t2 LIKE t1; CREATE PROCEDURE p1 () BEGIN SELECT f1 FROM t1 WHERE f1 IN (SELECT f1 FROM t2); END| @@ -1479,10 +1480,12 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: Note 1276 Field or reference 'test.t2.v' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`i` AS `i`,`test`.`t2`.`v` AS `v`,<expr_cache><`test`.`t2`.`v`>((select count(distinct `test`.`t1`.`i`) from `test`.`t1` where (`test`.`t1`.`v` = `test`.`t2`.`v`))) AS `subsel` from `test`.`t2` +Note 1003 select `test`.`t2`.`i` AS `i`,`test`.`t2`.`v` AS `v`,(select count(distinct `test`.`t1`.`i`) from `test`.`t1` where (`test`.`t1`.`v` = `test`.`t2`.`v`)) AS `subsel` from `test`.`t2` DROP TABLE t1,t2; End of 5.6 tests +set @@optimizer_switch=@subselect3_tmp; set join_cache_level=default; show variables like 'join_cache_level'; Variable_name Value join_cache_level 1 +set @@optimizer_switch=@save_optimizer_switch; diff --git a/mysql-test/r/subselect4.result b/mysql-test/r/subselect4.result index 63d051e03f2..cf863d5b43b 100644 --- a/mysql-test/r/subselect4.result +++ b/mysql-test/r/subselect4.result @@ -1,3 +1,7 @@ +drop table if exists t1,t2,t3,t4,t5,t6; +set @subselect4_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; # # Bug #46791: Assertion failed:(table->key_read==0),function unknown # function,file sql_base.cc @@ -51,7 +55,7 @@ FROM t3 WHERE 1 = 0 GROUP BY 1; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE 2 DEPENDENT SUBQUERY t1 index NULL PRIMARY 4 NULL 2 Using index -2 DEPENDENT SUBQUERY t2 index b b 5 NULL 2 Using where; Using index; Using join buffer +2 DEPENDENT SUBQUERY t2 ALL b NULL NULL NULL 2 Range checked for each record (index map: 0x2) # should return 0 rows SELECT (SELECT 1 FROM t1,t2 WHERE t2.b > t3.b) @@ -220,7 +224,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: Note 1276 Field or reference 'test.t1.c' of SELECT #2 was resolved in SELECT #1 -Note 1003 select <expr_cache><NULL>((select 1 from `test`.`t2` where 0)) AS `RESULT` from dual +Note 1003 select (select 1 from `test`.`t2` where 0) AS `RESULT` from `test`.`t1` first equivalent variant SELECT (SELECT 1 FROM t2 WHERE d = IFNULL(c,NULL)) AS RESULT FROM t1 GROUP BY c ; RESULT @@ -231,7 +235,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: Note 1276 Field or reference 'test.t1.c' of SELECT #2 was resolved in SELECT #1 -Note 1003 select <expr_cache><NULL>((select 1 from `test`.`t2` where 0)) AS `RESULT` from dual group by NULL +Note 1003 select (select 1 from `test`.`t2` where 0) AS `RESULT` from `test`.`t1` group by NULL second equivalent variant SELECT (SELECT 1 FROM t2 WHERE d = c) AS RESULT FROM t1 GROUP BY c ; RESULT @@ -242,7 +246,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: Note 1276 Field or reference 'test.t1.c' of SELECT #2 was resolved in SELECT #1 -Note 1003 select <expr_cache><NULL>((select 1 from `test`.`t2` where 0)) AS `RESULT` from dual group by NULL +Note 1003 select (select 1 from `test`.`t2` where 0) AS `RESULT` from `test`.`t1` group by NULL DROP TABLE t1,t2; # # BUG#45928 "Differing query results depending on MRR and @@ -258,10 +262,8 @@ KEY `varchar_key` (`varchar_key`) ) AUTO_INCREMENT=12 DEFAULT CHARSET=latin1; INSERT INTO `t1` VALUES (10,'00:00:00','i','i'),(11,'00:00:00','',''); set @old_optimizer_switch = @@session.optimizer_switch, -@old_optimizer_use_mrr = @@session.optimizer_use_mrr, @old_engine_condition_pushdown = @@session.engine_condition_pushdown; -SET SESSION OPTIMIZER_SWITCH = 'materialization=off,semijoin=off,loosescan=off,firstmatch=off'; -SET SESSION optimizer_use_mrr = 'force'; +SET SESSION OPTIMIZER_SWITCH = 'materialization=off,semijoin=off,loosescan=off,firstmatch=off,mrr=on'; SET SESSION engine_condition_pushdown = 1; Warnings: Warning 1287 The syntax '@@engine_condition_pushdown' is deprecated and will be removed in MySQL 7.0. Please use '@@optimizer_switch' instead @@ -270,7 +272,6 @@ SELECT `varchar_nokey` , `varchar_nokey` ) AND `varchar_key` >= 'c' HAVING G BY `pk` ; G1 set @@session.optimizer_switch = @old_optimizer_switch, -@@session.optimizer_use_mrr = @old_optimizer_use_mrr, @@session.engine_condition_pushdown = @old_engine_condition_pushdown; Warnings: Warning 1287 The syntax '@@engine_condition_pushdown' is deprecated and will be removed in MySQL 7.0. Please use '@@optimizer_switch' instead @@ -346,7 +347,7 @@ INSERT INTO t3 VALUES ('E4','P4',40); INSERT INTO t3 VALUES ('E4','P5',80); SET @old_optimizer_switch = @@session.optimizer_switch; SET @old_join_cache_level = @@session.join_cache_level; -SET SESSION optimizer_switch = 'firstmatch=on,loosescan=on,materialization=on,semijoin=on'; +SET SESSION optimizer_switch = 'firstmatch=on,loosescan=on,materialization=on,in_to_exists=off,semijoin=on'; SET SESSION join_cache_level = 1; CREATE UNIQUE INDEX t1_IDX ON t1(EMPNUM); EXPLAIN SELECT EMPNAME @@ -360,9 +361,9 @@ FROM t2 WHERE PTYPE = 'Design')); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL t1_IDX NULL NULL NULL 5 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) PREPARE stmt FROM "EXPLAIN SELECT EMPNAME FROM t1 WHERE EMPNUM IN @@ -375,15 +376,15 @@ WHERE EMPNUM IN EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL t1_IDX NULL NULL NULL 5 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL t1_IDX NULL NULL NULL 5 -1 SIMPLE subselect2 eq_ref unique_key unique_key 3 func 1 +1 SIMPLE <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) DEALLOCATE PREPARE stmt; DROP INDEX t1_IDX ON t1; CREATE INDEX t1_IDX ON t1(EMPNUM); @@ -398,9 +399,9 @@ FROM t2 WHERE PTYPE = 'Design')); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL t1_IDX NULL NULL NULL 5 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) PREPARE stmt FROM "EXPLAIN SELECT EMPNAME FROM t1 WHERE EMPNUM IN @@ -413,15 +414,15 @@ WHERE EMPNUM IN EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL t1_IDX NULL NULL NULL 5 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL t1_IDX NULL NULL NULL 5 -1 SIMPLE subselect2 eq_ref unique_key unique_key 3 func 1 +1 SIMPLE <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) DEALLOCATE PREPARE stmt; DROP INDEX t1_IDX ON t1; EXPLAIN SELECT EMPNAME @@ -435,9 +436,9 @@ FROM t2 WHERE PTYPE = 'Design')); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 5 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) PREPARE stmt FROM "EXPLAIN SELECT EMPNAME FROM t1 WHERE EMPNUM IN @@ -450,15 +451,15 @@ WHERE EMPNUM IN EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 5 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) EXECUTE stmt; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 5 -1 SIMPLE subselect2 eq_ref unique_key unique_key 3 func 1 +1 SIMPLE <subquery2> eq_ref distinct_key distinct_key 3 func 1 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 Using where -2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer +2 SUBQUERY t3 ALL NULL NULL NULL NULL 12 Using where; Using join buffer (flat, BNL join) DEALLOCATE PREPARE stmt; SET SESSION optimizer_switch = @old_optimizer_switch; SET SESSION join_cache_level = @old_join_cache_level; @@ -505,7 +506,6 @@ DROP TABLE t1,t2; # # End of 5.3 tests. # -# # Bug#53236 Segfault in DTCollation::set(DTCollation&) # CREATE TABLE t1 ( @@ -530,3 +530,1411 @@ SUBQUERY1_t1.col_varchar) ) ) ; pk drop table t1; +# +# BUG#716293: "Range checked for each record" is not used if condition refers to outside of subquery +# +create table t1 (a int); +insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t2 (a int, b int, `filler` char(200), key(a), key (b)); +insert into t2 +select A.a + 10*B.a + 100 * C.a, A.a + 10*B.a + 100 * C.a, 'filler' from t1 A, t1 B, t1 C; +# The following must use "Range checked for each record" for table B +explain +select a, +(select sum(X.a+B.b) from t1 X, t2 B where B.a=A.a or B.b=A.a) +from t1 A; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY A ALL NULL NULL NULL NULL 10 +2 DEPENDENT SUBQUERY X ALL NULL NULL NULL NULL 10 +2 DEPENDENT SUBQUERY B ALL a,b NULL NULL NULL 1000 Range checked for each record (index map: 0x3) +drop table t1, t2; +# +# BUG#723822: Crash in get_constant_key_infix with EXISTS ( SELECT .. DISTINCT ) +# +CREATE TABLE t1 ( f1 int(11), f3 varchar(1)) ; +INSERT INTO t1 VALUES ('8','c'),('5','f'); +ALTER TABLE t1 ADD KEY (f3,f1); +CREATE TABLE t2 ( f4 varchar(1)) ; +INSERT INTO t2 VALUES ('f'),('d'); +SELECT * FROM t2 +WHERE EXISTS ( +SELECT DISTINCT f3 +FROM t1 +WHERE f3 <= t2.f4 +); +f4 +f +d +drop table t1,t2; +# +# LP BUG#718763 Second crash in select_describe() and materialization +# +CREATE TABLE t1 ( f1 int(11), f3 int(11), f10 varchar(1), KEY (f3)) ; +INSERT INTO t1 VALUES ('28','6','m'),('29','4','c'); +CREATE TABLE t2 (f11 varchar(1)) ; +INSERT INTO t2 VALUES ('f'),('d'); +SET @old_optimizer_switch = @@session.optimizer_switch; +SET SESSION optimizer_switch = 'materialization=on,in_to_exists=off,'; +EXPLAIN +SELECT * FROM t1 +WHERE f3 = ( +SELECT t1.f3 FROM t1 +WHERE ( t1.f10 ) IN ( SELECT f11 FROM t2 GROUP BY f11 )); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ref f3 f3 5 const 0 Using index condition +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY <subquery3> eq_ref distinct_key distinct_key 5 test.t1.f10 1 +3 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using temporary +SELECT * FROM t1 +WHERE f3 = ( +SELECT t1.f3 FROM t1 +WHERE ( t1.f10 ) IN ( SELECT f11 FROM t2 GROUP BY f11 )); +f1 f3 f10 +EXPLAIN +SELECT * FROM t1 +WHERE f3 = ( +SELECT f3 FROM t1 +WHERE ( f10, f10 ) IN ( SELECT f11, f11 FROM t2 GROUP BY f11 )); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ref f3 f3 5 const 0 Using index condition +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY <subquery3> eq_ref distinct_key distinct_key 10 test.t1.f10,test.t1.f10 1 +3 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using temporary +SELECT * FROM t1 +WHERE f3 = ( +SELECT f3 FROM t1 +WHERE ( f10, f10 ) IN ( SELECT f11, f11 FROM t2 GROUP BY f11 )); +f1 f3 f10 +SET SESSION optimizer_switch = @old_optimizer_switch; +drop table t1,t2; +# +# LP BUG#715738: Wrong result with implicit grouping and empty result set +# +CREATE TABLE t1 (f1 int, f2 int); +CREATE TABLE t2 (f3 int, f4 int not null, PRIMARY KEY (f3)); +set @save_optimizer_switch=@@optimizer_switch; +SET @@optimizer_switch = 'materialization=on,in_to_exists=off,semijoin=off'; +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) > 7) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) > 7) as not_in; +not_in +1 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) is null) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) is null) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2); +f1 f2 +SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off'; +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) > 7) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) > 7) as not_in; +not_in +1 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) is null) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 HAVING max(f4) is null) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2); +f1 f2 +INSERT INTO t1 VALUES (1, 2); +INSERT INTO t1 VALUES (3, 4); +INSERT INTO t2 VALUES (5, 6); +INSERT INTO t2 VALUES (7, 8); +SET @@optimizer_switch = 'materialization=on,in_to_exists=off,semijoin=off'; +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) > 7) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) > 7) as not_in; +not_in +1 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) is null) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) is null) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10); +f1 f2 +SET @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off'; +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3+f4, min(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, min(f4)+max(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, min(f4) FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT f3, f3 + count(f4) FROM t2 WHERE f3 > 10); +f1 f2 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) > 7) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) > 7) as not_in; +not_in +1 +EXPLAIN +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) is null) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT f3, count(f4) FROM t2 WHERE f3 > 10 HAVING max(f4) is null) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4) FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2 WHERE f3 > 10) as not_in; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 1 Using index condition; Rowid-ordered scan +SELECT (2, 0) NOT IN (SELECT max(f3+f3), count(f4)+f3 FROM t2 WHERE f3 > 10) as not_in; +not_in +NULL +EXPLAIN +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL No matching min/max row +SELECT * FROM t1 WHERE (2, 0) NOT IN (SELECT min(f3)+f3, min(f4)+f3+max(f4) FROM t2 WHERE f3 > 10); +f1 f2 +set @@optimizer_switch=@save_optimizer_switch; +drop table t1,t2; +# +# LP BUG#613029 Wrong result with materialization and semijoin, and +# valgrind warnings in Protocol::net_store_data with materialization +# for implicit grouping +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +f2 int(11) NOT NULL, +f3 varchar(1) NOT NULL, +PRIMARY KEY (pk), +KEY f2 (f2)); +INSERT INTO t1 VALUES (1,9,'x'); +INSERT INTO t1 VALUES (2,5,'g'); +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +f2 int(11) NOT NULL, +f3 varchar(1) NOT NULL, +PRIMARY KEY (pk), +KEY f2 (f2)); +INSERT INTO t2 VALUES (1,7,'p'); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch='materialization=off,in_to_exists=on,semijoin=off'; +EXPLAIN +SELECT t1.f3, MAX(t1.f2) +FROM t1, t2 +WHERE (t2.pk = t1.pk) AND t2.pk IN (SELECT f2 FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system PRIMARY NULL NULL NULL 1 +1 PRIMARY t1 const PRIMARY PRIMARY 4 const 1 +2 DEPENDENT SUBQUERY t1 index_subquery f2 f2 4 func 2 Using index +SELECT t1.f3, MAX(t1.f2) +FROM t1, t2 +WHERE (t2.pk = t1.pk) AND t2.pk IN (SELECT f2 FROM t1); +f3 MAX(t1.f2) +NULL NULL +set @@optimizer_switch='materialization=on,in_to_exists=off,semijoin=off'; +EXPLAIN +SELECT t1.f3, MAX(t1.f2) +FROM t1, t2 +WHERE (t2.pk = t1.pk) AND t2.pk IN (SELECT f2 FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system PRIMARY NULL NULL NULL 1 +1 PRIMARY t1 const PRIMARY PRIMARY 4 const 1 +2 SUBQUERY t1 index NULL f2 4 NULL 2 Using index +SELECT t1.f3, MAX(t1.f2) +FROM t1, t2 +WHERE (t2.pk = t1.pk) AND t2.pk IN (SELECT f2 FROM t1); +f3 MAX(t1.f2) +NULL NULL +TODO: add a test case for semijoin when the wrong result is fixed +set @@optimizer_switch='materialization=off,semijoin=on'; +set @@optimizer_switch=@save_optimizer_switch; +drop table t1, t2; +# +# LP BUG#777691 Wrong result with subqery in select list and subquery cache=off in maria-5.3 +# +CREATE TABLE t1 ( f1 varchar(32)) ; +INSERT INTO t1 VALUES ('b'),('x'),('c'),('x'); +CREATE TABLE t2 ( f2 int, f3 varchar(32)) ; +INSERT INTO t2 VALUES (1,'x'); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch='materialization=off,in_to_exists=on,subquery_cache=off'; +EXPLAIN +SELECT t1.f1, ( SELECT MAX( f2 ) FROM t2 WHERE t2.f3 = t1.f1 ) as max_f2 FROM t1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1 +SELECT t1.f1, ( SELECT MAX( f2 ) FROM t2 WHERE t2.f3 = t1.f1 ) as max_f2 FROM t1; +f1 max_f2 +b NULL +x 1 +c NULL +x 1 +set @@optimizer_switch='materialization=on,in_to_exists=off,subquery_cache=off'; +EXPLAIN +SELECT t1.f1, ( SELECT MAX( f2 ) FROM t2 WHERE t2.f3 = t1.f1 ) as max_f2 FROM t1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1 +SELECT t1.f1, ( SELECT MAX( f2 ) FROM t2 WHERE t2.f3 = t1.f1 ) as max_f2 FROM t1; +f1 max_f2 +b NULL +x 1 +c NULL +x 1 +set @@optimizer_switch='materialization=off,in_to_exists=on,subquery_cache=off'; +Even when t2 is not constant table, the result must be the same. +INSERT INTO t2 VALUES (2,'y'); +EXPLAIN +SELECT t1.f1, ( SELECT MAX( f2 ) FROM t2 WHERE t2.f3 = t1.f1 ) as max_f2 FROM t1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT t1.f1, ( SELECT MAX( f2 ) FROM t2 WHERE t2.f3 = t1.f1 ) as max_f2 FROM t1; +f1 max_f2 +b NULL +x 1 +c NULL +x 1 +set @@optimizer_switch=@save_optimizer_switch; +drop table t1, t2; +# +# LP BUG#641203 Query returns rows where no result is expected (impossible WHERE) +# +CREATE TABLE t1 (c1 varchar(1) DEFAULT NULL); +CREATE TABLE t2 (c1 varchar(1) DEFAULT NULL); +INSERT INTO t2 VALUES ('k'), ('d'); +CREATE TABLE t3 (c1 varchar(1) DEFAULT NULL); +INSERT INTO t3 VALUES ('a'), ('b'), ('c'); +CREATE TABLE t4 (c1 varchar(1) primary key); +INSERT INTO t4 VALUES ('k'), ('d'); +EXPLAIN +SELECT * FROM t1 RIGHT JOIN t2 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; FirstMatch(t1) +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +SELECT * FROM t1 RIGHT JOIN t2 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 +EXPLAIN +SELECT * FROM t2 LEFT JOIN t1 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; FirstMatch(t1) +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +SELECT * FROM t2 LEFT JOIN t1 ON t1.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 +EXPLAIN +SELECT * FROM (t2 LEFT JOIN t1 ON t1.c1) LEFT JOIN t3 on t3.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 Using where +SELECT * FROM (t2 LEFT JOIN t1 ON t1.c1) LEFT JOIN t3 on t3.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 c1 +EXPLAIN +SELECT * FROM t4 LEFT JOIN t2 ON t4.c1 WHERE 's' IN (SELECT c1 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Start temporary; End temporary +1 PRIMARY t4 index NULL PRIMARY 3 NULL 2 Using index; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t4 LEFT JOIN t2 ON t4.c1 WHERE 's' IN (SELECT c1 FROM t2); +c1 c1 +drop table t1, t2, t3, t4; +# +# LP BUG#675981 Assertion `cache != __null' failed in sub_select_cache() +# on EXPLAIN +# +CREATE TABLE t1 (f1 int,f2 int) ; +INSERT IGNORE INTO t1 VALUES ('2','5'),('2',NULL); +CREATE TABLE t2 (f1 int, f5 int) ; +INSERT IGNORE INTO t2 VALUES (1,0); +CREATE TABLE t3 (f4 int) ; +INSERT IGNORE INTO t3 VALUES (0),(0); +set @@optimizer_switch='in_to_exists=on,materialization=off,semijoin=off'; +EXPLAIN +SELECT * FROM t2 +WHERE f1 IN (SELECT t1.f2 FROM t1 JOIN t3 ON t3.f4); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +drop table t1, t2, t3; +# +# LP BUG#680005 Second assertion `cache != __null' failed in +# sub_select_cache() on EXPLAIN +# +CREATE TABLE t1 (f1 int,f2 int,f4 int,f6 int,KEY (f4)) ; +INSERT IGNORE INTO t1 VALUES +('1','5','1','0'),('2','1','1','0'),('2','2','2','0'),('0',NULL,'0','0'), +('2','1','2','0'),('2','0','0','0'),('2','2','2','0'),('2','8','2','0'), +('2','7','2','0'),('2','5','2','0'),('2',NULL,'1','0'); +CREATE TABLE t2 (f3 int) ; +INSERT IGNORE INTO t2 VALUES ('7'); +CREATE TABLE t3 (f3 int) ; +INSERT IGNORE INTO t3 VALUES ('2'); +EXPLAIN +SELECT t1.f4 +FROM t2 JOIN t1 ON t1.f6 +WHERE +( t1.f2 ) IN (SELECT SUBQUERY2_t1.f3 +FROM t3 AS SUBQUERY2_t1 +JOIN +(t1 AS SUBQUERY2_t2 +JOIN +t1 AS SUBQUERY2_t3 ON SUBQUERY2_t3.f1) +ON SUBQUERY2_t3.f2) +GROUP BY t1.f4 ORDER BY t1.f1 LIMIT 10; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 Using temporary; Using filesort +1 PRIMARY t1 index NULL f4 5 NULL 11 Using where +2 DEPENDENT SUBQUERY SUBQUERY2_t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY SUBQUERY2_t2 index NULL f4 5 NULL 11 Using index +2 DEPENDENT SUBQUERY SUBQUERY2_t3 ALL NULL NULL NULL NULL 11 Using where; Using join buffer (flat, BNL join) +drop table t1, t2, t3; +# +# LP BUG#680038 bool close_thread_table(THD*, TABLE**): +# Assertion `table->key_read == 0' failed in EXPLAIN +# +CREATE TABLE t1 (f1 int,f3 int,f4 int) ; +INSERT IGNORE INTO t1 VALUES (NULL,1,0); +CREATE TABLE t2 (f2 int,f4 int,f5 int) ; +INSERT IGNORE INTO t2 VALUES (8,0,0),(5,0,0); +CREATE TABLE t3 (f4 int,KEY (f4)) ; +INSERT IGNORE INTO t3 VALUES (0),(0); +set @@optimizer_switch='semijoin=off'; +EXPLAIN +SELECT * FROM t1 WHERE +(SELECT f2 FROM t2 +WHERE f4 <= ALL +(SELECT SQ1_t1.f4 +FROM t3 AS SQ1_t1 JOIN t3 AS SQ1_t3 ON SQ1_t3.f4 +GROUP BY SQ1_t1.f4)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +3 SUBQUERY SQ1_t1 index NULL f4 5 NULL 2 Using index; Using temporary +3 SUBQUERY SQ1_t3 index f4 f4 5 NULL 2 Using where; Using index; Using join buffer (flat, BNL join) +drop table t1, t2, t3; +# +# BUG#52317: Assertion failing in Field_varstring::store() +# at field.cc:6833 +# +CREATE TABLE t1 (i INTEGER); +INSERT INTO t1 VALUES (1); +CREATE TABLE t2 (i INTEGER, KEY k(i)); +INSERT INTO t2 VALUES (1), (2); +EXPLAIN +SELECT i FROM t1 WHERE (1) NOT IN (SELECT i FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t2 index_subquery k k 5 const 2 Using index +DROP TABLE t2; +DROP TABLE t1; +# +# LP BUG#680846: Crash in clear_tables() with subqueries +# +CREATE TABLE t1 (f3 int) ; +INSERT IGNORE INTO t1 VALUES (0),(0); +CREATE TABLE t2 (f1 int,f3 int,f4 varchar(32)) ; +INSERT IGNORE INTO t2 VALUES (1,0,'f'); +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +COUNT(t2.f3) f9 +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT COUNT(f3) FROM t1 WHERE t2.f1) AS f9 +FROM t2 JOIN t1 ON t1.f3 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +COUNT(t2.f3) f9 +0 2 +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +GROUP BY f9; +COUNT(t2.f3) f9 +EXPLAIN +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT COUNT(t2.f3), +(SELECT t2.f1 FROM t1 limit 1) AS f9 +FROM t2 JOIN t1 +WHERE ('v') IN (SELECT f4 FROM t2) +ORDER BY f9; +COUNT(t2.f3) f9 +0 NULL +drop table t1,t2; +# +# LP BUG#682683 Crash in create_tmp_table called from +# JOIN::init_execution +# +CREATE TABLE t2 (f1 int) ; +INSERT INTO t2 VALUES (1),(2); +CREATE TABLE t1 (f1 int) ; +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 system NULL NULL NULL NULL 0 const row not found +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +field1 +NULL +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 system NULL NULL NULL NULL 0 const row not found +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +field1 +NULL +NULL +INSERT INTO t1 VALUES (1),(2); +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 GROUP BY field1; +ERROR 21000: Subquery returns more than 1 row +EXPLAIN +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT (SELECT f1 FROM t1) AS field1 FROM t2 ORDER BY field1; +ERROR 21000: Subquery returns more than 1 row +drop table t1,t2; +# +# LP BUG#680943 Assertion `!table || (!table->read_set || +# bitmap_is_set(table->read_set, field_index))' failed with subquery +# +CREATE TABLE t1 (f1 int,f3 int) ; +INSERT IGNORE INTO t1 VALUES ('6','0'),('4','0'); +CREATE TABLE t2 (f1 int,f2 int,f3 int) ; +INSERT IGNORE INTO t2 VALUES ('6','0','0'),('2','0','0'); +SELECT f2 +FROM (SELECT * FROM t2) AS alias1 +WHERE (SELECT SQ2_t2.f1 +FROM t1 JOIN t1 AS SQ2_t2 ON SQ2_t2.f3 +WHERE SQ2_t2.f3 AND alias1.f1) +ORDER BY f3 ; +f2 +drop table t1,t2; +# +# LP BUG#715062: Wrong result with VIEW + UNION + subquery in maria-5.3-mwl89 +# +create table t1 (f1 int); +create table t2 (f2 int); +create table t3 (f3 int); +insert into t1 values (2); +insert into t2 values (2); +insert into t3 values (7); +CREATE VIEW v1 AS SELECT 2 UNION SELECT 2 ; +CREATE VIEW v2 AS SELECT * from t1 UNION SELECT * from t2 ; +set @save_optimizer_switch=@@optimizer_switch; +SET @@optimizer_switch = 'in_to_exists=off,semijoin=off,materialization=on'; +EXPLAIN +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN ( SELECT * FROM v1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED NULL NULL NULL NULL NULL NULL NULL No tables used +4 UNION NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN ( SELECT * FROM v1 ); +bug +EXPLAIN +SELECT ( 5 ) IN ( SELECT * FROM v1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED NULL NULL NULL NULL NULL NULL NULL No tables used +4 UNION NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT ( 5 ) IN ( SELECT * FROM v1 ); +( 5 ) IN ( SELECT * FROM v1 ) +0 +EXPLAIN +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN (SELECT * FROM v2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED t1 system NULL NULL NULL NULL 1 +4 UNION t2 system NULL NULL NULL NULL 1 +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN (SELECT * FROM v2); +bug +EXPLAIN +SELECT 'bug' FROM t3 WHERE ( 5 ) IN (SELECT * FROM v2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t3 system NULL NULL NULL NULL 1 +2 SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 +3 DERIVED t1 system NULL NULL NULL NULL 1 +4 UNION t2 system NULL NULL NULL NULL 1 +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT 'bug' FROM t3 WHERE ( 5 ) IN (SELECT * FROM v2); +bug +EXPLAIN +SELECT ( 5 ) IN ( SELECT * FROM v2 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED t1 system NULL NULL NULL NULL 1 +4 UNION t2 system NULL NULL NULL NULL 1 +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT ( 5 ) IN ( SELECT * FROM v2 ); +( 5 ) IN ( SELECT * FROM v2 ) +0 +SET @@optimizer_switch = 'in_to_exists=on,semijoin=off,materialization=off'; +EXPLAIN +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN ( SELECT * FROM v1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED NULL NULL NULL NULL NULL NULL NULL No tables used +4 UNION NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN ( SELECT * FROM v1 ); +bug +EXPLAIN +SELECT ( 5 ) IN ( SELECT * FROM v1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED NULL NULL NULL NULL NULL NULL NULL No tables used +4 UNION NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT ( 5 ) IN ( SELECT * FROM v1 ); +( 5 ) IN ( SELECT * FROM v1 ) +0 +EXPLAIN +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN (SELECT * FROM v2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED t1 system NULL NULL NULL NULL 1 +4 UNION t2 system NULL NULL NULL NULL 1 +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT 'bug' FROM DUAL WHERE ( 5 ) IN (SELECT * FROM v2); +bug +EXPLAIN +SELECT 'bug' FROM t3 WHERE ( 5 ) IN (SELECT * FROM v2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t3 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED t1 system NULL NULL NULL NULL 1 +4 UNION t2 system NULL NULL NULL NULL 1 +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT 'bug' FROM t3 WHERE ( 5 ) IN (SELECT * FROM v2); +bug +EXPLAIN +SELECT ( 5 ) IN ( SELECT * FROM v2 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY <derived3> ALL NULL NULL NULL NULL 2 Using where +3 DERIVED t1 system NULL NULL NULL NULL 1 +4 UNION t2 system NULL NULL NULL NULL 1 +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL +SELECT ( 5 ) IN ( SELECT * FROM v2 ); +( 5 ) IN ( SELECT * FROM v2 ) +0 +set @@optimizer_switch=@save_optimizer_switch; +drop table t1,t2,t3; +drop view v1,v2; +# +# LP BUG#715069 Wrong result with GROUP BY inside subquery and materialization=off +# +CREATE TABLE t0 ( f1 int(11), f2 int(11), f10 varchar(1), PRIMARY KEY (f1)) ; +INSERT INTO t0 VALUES (8,8,'u'),(10,5,'o'); +CREATE TABLE t1 (f1a int, f2a int not null, f3a varchar(3) not null, PRIMARY KEY (f1a)) ; +INSERT INTO t1 VALUES +(8,8,'a1a'), +(10,5,'b1b'); +CREATE TABLE t2 (f1b int, f2b int not null, f3b varchar(3) not null, PRIMARY KEY (f1b)) ; +INSERT INTO t2 VALUES +(10,5,'d1d'); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch = 'materialization=off'; +EXPLAIN +SELECT alias2.f1 , alias2.f2 +FROM t0 AS alias1 +RIGHT JOIN t0 AS alias2 ON alias2.f10 +WHERE ( alias2.f1 , alias2.f2 ) IN ( SELECT f2 , f1 FROM t0 GROUP BY f2 , f1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY alias2 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY alias1 index NULL PRIMARY 4 NULL 2 Using where; Using index +2 DEPENDENT SUBQUERY t0 ALL NULL NULL NULL NULL 2 +SELECT alias2.f1 , alias2.f2 +FROM t0 AS alias1 +RIGHT JOIN t0 AS alias2 ON alias2.f10 +WHERE ( alias2.f1 , alias2.f2 ) IN ( SELECT f2 , f1 FROM t0 GROUP BY f2 , f1 ); +f1 f2 +8 8 +EXPLAIN +SELECT * FROM t2 WHERE (f1b, f2b) IN (SELECT f1a, f2a FROM t1 GROUP BY f1a, f2a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT * FROM t2 WHERE (f1b, f2b) IN (SELECT f1a, f2a FROM t1 GROUP BY f1a, f2a); +f1b f2b f3b +10 5 d1d +EXPLAIN +SELECT * FROM t2 WHERE (f1b) IN (SELECT f1a FROM t1 GROUP BY f1a, f2a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT * FROM t2 WHERE (f1b) IN (SELECT f1a FROM t1 GROUP BY f1a, f2a); +f1b f2b f3b +10 5 d1d +SET @@optimizer_switch = 'materialization=on'; +EXPLAIN +SELECT alias2.f1 , alias2.f2 +FROM t0 AS alias1 +RIGHT JOIN t0 AS alias2 ON alias2.f10 +WHERE ( alias2.f1 , alias2.f2 ) IN ( SELECT f2 , f1 FROM t0 GROUP BY f2 , f1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY alias2 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY alias1 index NULL PRIMARY 4 NULL 2 Using where; Using index +2 SUBQUERY t0 ALL NULL NULL NULL NULL 2 +SELECT alias2.f1 , alias2.f2 +FROM t0 AS alias1 +RIGHT JOIN t0 AS alias2 ON alias2.f10 +WHERE ( alias2.f1 , alias2.f2 ) IN ( SELECT f2 , f1 FROM t0 GROUP BY f2 , f1 ); +f1 f2 +8 8 +EXPLAIN +SELECT * FROM t2 WHERE (f1b, f2b) IN (SELECT f1a, f2a FROM t1 GROUP BY f1a, f2a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT * FROM t2 WHERE (f1b, f2b) IN (SELECT f1a, f2a FROM t1 GROUP BY f1a, f2a); +f1b f2b f3b +10 5 d1d +EXPLAIN +SELECT * FROM t2 WHERE (f1b) IN (SELECT f1a FROM t1 GROUP BY f1a, f2a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 +SELECT * FROM t2 WHERE (f1b) IN (SELECT f1a FROM t1 GROUP BY f1a, f2a); +f1b f2b f3b +10 5 d1d +set @@optimizer_switch=@save_optimizer_switch; +drop table t0,t1,t2; +# +# LP BUG#715759 Wrong result with in_to_exists=on in maria-5.3-mwl89 +# +set @save_optimizer_switch=@@optimizer_switch; +CREATE TABLE t1 (a1 int, a2 int) ; +INSERT INTO t1 VALUES (1, 2); +INSERT INTO t1 VALUES (3, 4); +CREATE TABLE t2 (b1 int, b2 int) ; +INSERT INTO t2 VALUES (1, 2); +SET @@optimizer_switch = 'in_to_exists=on,materialization=off,semijoin=off'; +EXPLAIN SELECT * FROM t1 WHERE a1 IN (SELECT b1 FROM t2 WHERE b1 = b2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +SELECT * FROM t1 WHERE a1 IN (SELECT b1 FROM t2 WHERE b1 = b2); +a1 a2 +set @@optimizer_switch=@save_optimizer_switch; +drop table t1, t2; +# +# LP BUG#772309 join_tab_cmp_straight(): Assertion `!jt2->emb_sj_nest' failed in maria-5.3-mwl89 with semijoin +# +CREATE TABLE t1 ( f2 int) ; +INSERT INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f1 int NOT NULL ) ; +INSERT INTO t2 VALUES (0),(0); +CREATE TABLE t3 ( f1 int NOT NULL , f2 int) ; +INSERT INTO t3 VALUES (0,0), (0,0); +EXPLAIN SELECT STRAIGHT_JOIN ( +SELECT f2 FROM t1 WHERE ( f2 ) IN ( SELECT t3.f2 FROM t3 JOIN t2 ON t2.f1 = 1 ) +); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using where +3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT STRAIGHT_JOIN ( +SELECT f2 FROM t1 WHERE ( f2 ) IN ( SELECT t3.f2 FROM t3 JOIN t2 ON t2.f1 = 1 ) +); +( +SELECT f2 FROM t1 WHERE ( f2 ) IN ( SELECT t3.f2 FROM t3 JOIN t2 ON t2.f1 = 1 ) +) +NULL +drop table t1, t2, t3; +# +# LP BUG#777597 Wrong result with multipart keys, in_to_exists=on, NOT IN in MWL#89 +# +CREATE TABLE t1 ( f4 int); +INSERT IGNORE INTO t1 VALUES (2),(2); +CREATE TABLE t2 ( f3 int, f10 int, KEY (f10,f3) ); +INSERT IGNORE INTO t2 VALUES (6, 1), (6, 1); +CREATE TABLE t3 ( f10 int ); +INSERT IGNORE INTO t3 VALUES (1); +SET SESSION optimizer_switch='in_to_exists=on,materialization=off'; +EXPLAIN +SELECT * FROM t1 WHERE ( 6 ) NOT IN ( SELECT t2.f3 FROM t2 JOIN t3 ON t3.f10 = t2.f10); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t2 ref_or_null f10 f10 10 const,const 2 Using where; Using index +SELECT * FROM t1 WHERE ( 6 ) NOT IN ( SELECT t2.f3 FROM t2 JOIN t3 ON t3.f10 = t2.f10); +f4 +drop table t1,t2,t3; +# +# LP BUG#778413 Third crash in select_describe() in maria-5.3-mwl89 +# +CREATE TABLE t1 ( f11 int) ; +INSERT INTO t1 VALUES (1),(1); +CREATE TABLE t2 ( f1 int NOT NULL) ; +INSERT INTO t2 VALUES (20); +CREATE TABLE t3 (f3 int) ; +INSERT INTO t3 VALUES (2),(2); +EXPLAIN SELECT * FROM t2 +WHERE t2.f1 = ( +SELECT MAX( f3 ) FROM t3 +WHERE EXISTS ( +SELECT DISTINCT f11 +FROM t1)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 SUBQUERY t3 ALL NULL NULL NULL NULL 2 +3 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +drop table t1, t2, t3; +# +# LP BUG#802979 Assertion `table->key_read == 0' in close_thread_table +# +CREATE TABLE t1 ( f1 int, f2 int , KEY (f1)) ; +INSERT IGNORE INTO t1 VALUES (1,0),(5,0); +CREATE TABLE t2 ( f1 int, f2 int , KEY (f1)) ; +INSERT IGNORE INTO t2 VALUES (1,0),(5,0); +CREATE TABLE t3 ( f1 int, f2 int , KEY (f1)) ; +INSERT IGNORE INTO t3 VALUES (1,0),(5,0); +CREATE TABLE t4 ( f1 int, f2 int , KEY (f1)) ; +INSERT IGNORE INTO t4 VALUES (1,0),(5,0); +EXPLAIN +SELECT * +FROM t1, t2 +WHERE t2.f2 = (SELECT f2 FROM t3 +WHERE EXISTS (SELECT DISTINCT f1 FROM t4)) +AND t2.f2 = t1.f1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ref f1 f1 5 const 0 Using index condition +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t3 ALL NULL NULL NULL NULL 2 +3 SUBQUERY t4 index NULL f1 5 NULL 2 Using index; Using temporary +SELECT * +FROM t1, t2 +WHERE t2.f2 = (SELECT f2 FROM t3 +WHERE EXISTS (SELECT DISTINCT f1 FROM t4)) +AND t2.f2 = t1.f1; +ERROR 21000: Subquery returns more than 1 row +EXPLAIN +SELECT * +FROM t1, t2 +WHERE t2.f2 = (SELECT f2 FROM t3 +WHERE EXISTS (SELECT DISTINCT f1 FROM t4) LIMIT 1) +AND t2.f2 = t1.f1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ref f1 f1 5 const 0 Using index condition +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t3 ALL NULL NULL NULL NULL 2 +3 SUBQUERY t4 index NULL f1 5 NULL 2 Using index; Using temporary +SELECT * +FROM t1, t2 +WHERE t2.f2 = (SELECT f2 FROM t3 +WHERE EXISTS (SELECT DISTINCT f1 FROM t4) LIMIT 1) +AND t2.f2 = t1.f1; +f1 f2 f1 f2 +drop table t1,t2,t3,t4; +# +# LP BUG#806943 Second crash with select_describe with nested subqueries in maria-5.3 +# +CREATE TABLE t1 ( f4 int) ; +INSERT INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f2 int) ; +CREATE TABLE t3 ( f1 int NOT NULL ); +CREATE TABLE t4 ( f2 int, f3 int) ; +INSERT INTO t4 VALUES (8,0),(3,0); +EXPLAIN SELECT * +FROM t2, t3 +WHERE t3.f1 = ( +SELECT SUM( f2 ) +FROM t4 +WHERE EXISTS ( +SELECT DISTINCT f4 +FROM t1)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t4 ALL NULL NULL NULL NULL 2 +3 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT * +FROM t2, t3 +WHERE t3.f1 = ( +SELECT SUM( f2 ) +FROM t4 +WHERE EXISTS ( +SELECT DISTINCT f4 +FROM t1)); +f2 f1 +drop table t1, t2, t3, t4; +# +# LP BUG#611690 Crash in select_describe() with nested subqueries +# +CREATE TABLE t1 ( +col_int_key int(11) DEFAULT NULL, +col_varchar_key varchar(1) DEFAULT NULL, +col_varchar_nokey varchar(1) DEFAULT NULL, +KEY col_int_key (col_int_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=MyISAM DEFAULT CHARSET=latin1; +INSERT INTO t1 VALUES (8,'v','v'); +INSERT INTO t1 VALUES (9,'r','r'); +CREATE TABLE t2 ( +col_int_key int(11) DEFAULT NULL, +col_varchar_key varchar(1) DEFAULT NULL, +col_varchar_nokey varchar(1) DEFAULT NULL, +KEY col_int_key (col_int_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=MyISAM DEFAULT CHARSET=latin1; +INSERT INTO t2 VALUES (2,'w','w'); +INSERT INTO t2 VALUES (9,'m','m'); +set @old_optimizer_switch = @@optimizer_switch; +set @@optimizer_switch='subquery_cache=off,materialization=on,in_to_exists=off,semijoin=off'; +EXPLAIN +SELECT col_int_key +FROM t2 +WHERE (SELECT SUBQUERY2_t1.col_int_key +FROM t1 SUBQUERY2_t1 STRAIGHT_JOIN t1 SUBQUERY2_t2 +ON SUBQUERY2_t2.col_varchar_key +WHERE SUBQUERY2_t2.col_varchar_nokey IN +(SELECT col_varchar_nokey FROM t1 GROUP BY col_varchar_nokey)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 index NULL col_int_key 5 NULL 2 Using index +2 SUBQUERY SUBQUERY2_t1 index NULL col_int_key 5 NULL 2 Using index +2 SUBQUERY SUBQUERY2_t2 ALL col_varchar_key NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +3 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT col_int_key +FROM t2 +WHERE (SELECT SUBQUERY2_t1.col_int_key +FROM t1 SUBQUERY2_t1 STRAIGHT_JOIN t1 SUBQUERY2_t2 +ON SUBQUERY2_t2.col_varchar_key +WHERE SUBQUERY2_t2.col_varchar_nokey IN +(SELECT col_varchar_nokey FROM t1 GROUP BY col_varchar_nokey)); +col_int_key +set @@optimizer_switch='subquery_cache=off,materialization=off,in_to_exists=on,semijoin=off'; +EXPLAIN +SELECT col_int_key +FROM t2 +WHERE (SELECT SUBQUERY2_t1.col_int_key +FROM t1 SUBQUERY2_t1 STRAIGHT_JOIN t1 SUBQUERY2_t2 +ON SUBQUERY2_t2.col_varchar_key +WHERE SUBQUERY2_t2.col_varchar_nokey IN +(SELECT col_varchar_nokey FROM t1 GROUP BY col_varchar_nokey)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 index NULL col_int_key 5 NULL 2 Using index +2 SUBQUERY SUBQUERY2_t1 index NULL col_int_key 5 NULL 2 Using index +2 SUBQUERY SUBQUERY2_t2 ALL col_varchar_key NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +3 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT col_int_key +FROM t2 +WHERE (SELECT SUBQUERY2_t1.col_int_key +FROM t1 SUBQUERY2_t1 STRAIGHT_JOIN t1 SUBQUERY2_t2 +ON SUBQUERY2_t2.col_varchar_key +WHERE SUBQUERY2_t2.col_varchar_nokey IN +(SELECT col_varchar_nokey FROM t1 GROUP BY col_varchar_nokey)); +col_int_key +drop table t1, t2; +set @@optimizer_switch = @old_optimizer_switch; +# +# LP BUG#612543 Crash in Item_field::used_tables() with view + subquery + prepared statements +# +CREATE TABLE t1 ( f1 int(11), f2 varchar(1)); +CREATE TABLE t2 ( f3 varchar(1)); +insert into t1 values (2,'x'), (5,'y'); +insert into t2 values ('x'), ('z'); +CREATE VIEW v2 AS SELECT * FROM t2; +set @old_optimizer_switch = @@optimizer_switch; +set @@optimizer_switch='materialization=on,in_to_exists=off,semijoin=off,subquery_cache=off'; +EXPLAIN SELECT * FROM t1 JOIN v2 ON t1.f2 > 'a' WHERE v2.f3 IN ( SELECT f2 FROM t1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +PREPARE st1 FROM "SELECT * FROM t1 JOIN v2 ON t1.f2 > 'a' WHERE v2.f3 IN ( SELECT f2 FROM t1 )"; +EXECUTE st1; +f1 f2 f3 +2 x x +5 y x +EXECUTE st1; +f1 f2 f3 +2 x x +5 y x +set @@optimizer_switch='materialization=off,in_to_exists=on,semijoin=off,subquery_cache=off'; +EXPLAIN SELECT * FROM t1 JOIN v2 ON t1.f2 > 'a' WHERE v2.f3 IN ( SELECT f2 FROM t1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +PREPARE st2 FROM "SELECT * FROM t1 JOIN v2 ON t1.f2 > 'a' WHERE v2.f3 IN ( SELECT f2 FROM t1 )"; +EXECUTE st2; +f1 f2 f3 +2 x x +5 y x +EXECUTE st2; +f1 f2 f3 +2 x x +5 y x +set @@optimizer_switch='materialization=on,in_to_exists=on,semijoin=off,subquery_cache=off'; +EXPLAIN SELECT * FROM t1 JOIN v2 ON t1.f2 > 'a' WHERE v2.f3 IN ( SELECT f2 FROM t1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +PREPARE st3 FROM "SELECT * FROM t1 JOIN v2 ON t1.f2 > 'a' WHERE v2.f3 IN ( SELECT f2 FROM t1 )"; +EXECUTE st3; +f1 f2 f3 +2 x x +5 y x +EXECUTE st3; +f1 f2 f3 +2 x x +5 y x +set @@optimizer_switch = @old_optimizer_switch; +drop table t1, t2; +drop view v2; +# +# LP BUG#611396 RQG: crash in Item_field::register_field_in_read_map with semijoin=off +# and prepared statements and materialization +CREATE TABLE t1 ( f1 int(11), f2 int(11)) ; +CREATE TABLE t2 ( f1 int(11), f4 varchar(1), PRIMARY KEY (f1)) ; +INSERT INTO t2 VALUES ('23','j'),('24','e'); +CREATE TABLE t3 ( f1 int(11), f4 varchar(1)) ; +INSERT INTO t3 VALUES ('8','j'); +set @old_optimizer_switch = @@optimizer_switch; +set @@optimizer_switch='materialization=on,in_to_exists=off,semijoin=off'; +EXPLAIN +SELECT t2.f1, (SELECT f2 FROM t1 WHERE (7) IN (SELECT f1 FROM t1)) +FROM t2 JOIN t3 ON t3.f4 = t2.f4 +WHERE t3.f1 = 8 +GROUP BY 1, 2; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t3 system NULL NULL NULL NULL 1 Using temporary; Using filesort +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +3 SUBQUERY t1 system NULL NULL NULL NULL 0 const row not found +PREPARE st1 FROM " +SELECT t2.f1, (SELECT f2 FROM t1 WHERE (7) IN (SELECT f1 FROM t1)) +FROM t2 JOIN t3 ON t3.f4 = t2.f4 +WHERE t3.f1 = 8 +GROUP BY 1, 2"; +EXECUTE st1; +f1 (SELECT f2 FROM t1 WHERE (7) IN (SELECT f1 FROM t1)) +23 NULL +EXECUTE st1; +f1 (SELECT f2 FROM t1 WHERE (7) IN (SELECT f1 FROM t1)) +23 NULL +set @@optimizer_switch = @old_optimizer_switch; +drop table t1, t2, t3; +# +# LP BUG#611382 RQG: Query returns extra rows when executed with materialization=on +# +CREATE TABLE t1 ( f4 varchar(1)) ENGINE=MyISAM; +INSERT INTO t1 VALUES (NULL); +CREATE TABLE t2 ( f2 date, f3 varchar(1), f4 varchar(1)) ; +INSERT INTO t2 VALUES ('2005-05-03','c','c'),('1900-01-01','d','d'); +CREATE TABLE t3 ( f3 varchar(1)) ; +INSERT INTO t3 VALUES ('c'); +set @old_optimizer_switch = @@optimizer_switch; +set @@optimizer_switch = 'materialization=on,in_to_exists=off,semijoin=off'; +EXPLAIN SELECT t1.f4 +FROM t1 JOIN ( t2 JOIN t3 ON t3.f3 = t2.f4 ) ON t3.f3 = t2.f3 +WHERE t1.f4 IN ( SELECT f4 FROM t2 ) ; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t3 system NULL NULL NULL NULL 1 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +SELECT t1.f4 +FROM t1 JOIN ( t2 JOIN t3 ON t3.f3 = t2.f4 ) ON t3.f3 = t2.f3 +WHERE t1.f4 IN ( SELECT f4 FROM t2 ) ; +f4 +set @@optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off'; +EXPLAIN SELECT t1.f4 +FROM t1 JOIN ( t2 JOIN t3 ON t3.f3 = t2.f4 ) ON t3.f3 = t2.f3 +WHERE t1.f4 IN ( SELECT f4 FROM t2 ) ; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t3 system NULL NULL NULL NULL 1 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT t1.f4 +FROM t1 JOIN ( t2 JOIN t3 ON t3.f3 = t2.f4 ) ON t3.f3 = t2.f3 +WHERE t1.f4 IN ( SELECT f4 FROM t2 ) ; +f4 +set @@optimizer_switch = @old_optimizer_switch; +drop table t1, t2, t3; +# +# LP BUG#782305: Wrong result/valgrind warning in Item_sum_hybrid::any_value() +# +CREATE TABLE t1 ( f1 int) ; +INSERT INTO t1 VALUES (2),(3); +CREATE TABLE t2 (f2 int) ; +INSERT INTO t2 VALUES (2),(3); +PREPARE st1 FROM ' +SELECT * FROM t2 +WHERE f2 <= SOME ( SELECT f1 FROM t1 ); +'; +EXECUTE st1; +f2 +2 +3 +EXECUTE st1; +f2 +2 +3 +PREPARE st2 FROM ' +SELECT * FROM t2 +WHERE f2 <= SOME (SELECT f1-2 FROM t1 UNION SELECT f1-1 FROM t1); +'; +EXECUTE st2; +f2 +2 +EXECUTE st2; +f2 +2 +drop table t1, t2; +set optimizer_switch=@subselect4_tmp; diff --git a/mysql-test/r/subselect_cache.result b/mysql-test/r/subselect_cache.result index 2c7715f93ae..9145bc3cc58 100644 --- a/mysql-test/r/subselect_cache.result +++ b/mysql-test/r/subselect_cache.result @@ -469,8 +469,8 @@ Handler_read_key 7 Handler_read_last 0 Handler_read_next 0 Handler_read_prev 0 -Handler_read_rnd 0 -Handler_read_rnd_next 31 +Handler_read_rnd 10 +Handler_read_rnd_next 42 set optimizer_switch='subquery_cache=off'; flush status; select a from t1 ORDER BY (select d from t2 where b=c); @@ -496,8 +496,8 @@ Handler_read_key 0 Handler_read_last 0 Handler_read_next 0 Handler_read_prev 0 -Handler_read_rnd 0 -Handler_read_rnd_next 61 +Handler_read_rnd 10 +Handler_read_rnd_next 72 set optimizer_switch='subquery_cache=on'; #single value subquery test (distinct ORDER BY) flush status; @@ -1354,12 +1354,12 @@ Subquery_cache_miss 0 show status like '%Handler_read%'; Variable_name Value Handler_read_first 0 -Handler_read_key 11 +Handler_read_key 0 Handler_read_last 0 Handler_read_next 0 Handler_read_prev 0 Handler_read_rnd 0 -Handler_read_rnd_next 145 +Handler_read_rnd_next 188 set optimizer_switch='subquery_cache=on'; flush status; select a, b , exists (select * from t2 where b=d) as SUBSE, b in (select d from t2) as SUBSI, (select d from t2 where b=c) SUBSR from t1; @@ -1383,12 +1383,12 @@ Subquery_cache_miss 18 show status like '%Handler_read%'; Variable_name Value Handler_read_first 0 -Handler_read_key 32 +Handler_read_key 27 Handler_read_last 0 Handler_read_next 0 Handler_read_prev 0 Handler_read_rnd 0 -Handler_read_rnd_next 84 +Handler_read_rnd_next 102 #several subqueries (several levels) set optimizer_switch='subquery_cache=off'; flush status; @@ -2552,70 +2552,70 @@ WHERE table1 .`col_varchar_key` ) field10 1 NULL w 1 NULL y Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'o' +Warning 1292 Truncated incorrect DOUBLE value: 'o' +Warning 1292 Truncated incorrect DOUBLE value: 'o' +Warning 1292 Truncated incorrect DOUBLE value: 'o' +Warning 1292 Truncated incorrect DOUBLE value: 'o' +Warning 1292 Truncated incorrect DOUBLE value: 'o' SET @@optimizer_switch='subquery_cache=on'; /* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( SELECT SUBQUERY2_t1 .`col_int_key` @@ -2643,70 +2643,32 @@ WHERE table1 .`col_varchar_key` ) field10 1 NULL w 1 NULL y Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'r' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'c' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'o' -Warning 1292 Truncated incorrect INTEGER value: 'd' -Warning 1292 Truncated incorrect INTEGER value: 'd' -Warning 1292 Truncated incorrect INTEGER value: 'd' -Warning 1292 Truncated incorrect INTEGER value: 'd' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'o' +Warning 1292 Truncated incorrect DOUBLE value: 'd' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'j' +Warning 1292 Truncated incorrect DOUBLE value: 'f' +Warning 1292 Truncated incorrect DOUBLE value: 'n' +Warning 1292 Truncated incorrect DOUBLE value: 'z' +Warning 1292 Truncated incorrect DOUBLE value: 'h' +Warning 1292 Truncated incorrect DOUBLE value: 'q' +Warning 1292 Truncated incorrect DOUBLE value: 'w' +Warning 1292 Truncated incorrect DOUBLE value: 'a' +Warning 1292 Truncated incorrect DOUBLE value: 'e' +Warning 1292 Truncated incorrect DOUBLE value: 'u' +Warning 1292 Truncated incorrect DOUBLE value: 's' +Warning 1292 Truncated incorrect DOUBLE value: 'g' +Warning 1292 Truncated incorrect DOUBLE value: 'b' +Warning 1292 Truncated incorrect DOUBLE value: 'y' +Warning 1292 Truncated incorrect DOUBLE value: 'p' +Warning 1292 Truncated incorrect DOUBLE value: 't' +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'l' +Warning 1292 Truncated incorrect DOUBLE value: 'k' +Warning 1292 Truncated incorrect DOUBLE value: 'i' drop table t1,t2,t3,t4; set @@optimizer_switch= default; #launchpad BUG#609045 @@ -3131,7 +3093,7 @@ WHERE table1 .`col_varchar_key` ) field10 1 NULL d 1 NULL f Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'f' +Warning 1292 Truncated incorrect DOUBLE value: 'f' SET @@optimizer_switch = 'subquery_cache=on'; /* cache is on */ SELECT COUNT( DISTINCT table2 .`col_int_key` ) , ( SELECT SUBQUERY2_t1 .`col_int_key` @@ -3146,7 +3108,7 @@ WHERE table1 .`col_varchar_key` ) field10 1 NULL d 1 NULL f Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'f' +Warning 1292 Truncated incorrect DOUBLE value: 'f' drop table t1,t2,t3,t4; set @@optimizer_switch= default; #launchpad BUG#611625 @@ -3359,7 +3321,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t2` where (<cache>(`test`.`t1`.`a`) = `test`.`t2`.`b`)))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`b` from `test`.`t2` where (<cache>(`test`.`t1`.`a`) = `test`.`t2`.`b`)))) drop table t1,t2; set @@optimizer_switch= default; # LP BUG#615760 (part 2: incorrect heap table index flags) @@ -3501,6 +3463,7 @@ Warning 1292 Truncated incorrect DOUBLE value: 'r' Warning 1292 Truncated incorrect DOUBLE value: 't' drop table t1,t2; set @@optimizer_switch= default; +set optimizer_switch='subquery_cache=on'; # LP BUG#615378 (incorrect NULL result returning in Item_cache) CREATE TABLE `t1` ( `pk` int(11) NOT NULL AUTO_INCREMENT, @@ -3538,7 +3501,49 @@ WHERE ( table1 . `pk` < 5 ) OR ( table1 . `col_varchar_key` IS NOT NULL) GROUP BY field3 HAVING (field3 <= 'h' AND field2 != 4) ; field2 field3 -Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'v' -Warning 1292 Truncated incorrect INTEGER value: 'r' drop tables t1, t2, t3; +# +# Test aggregate functions as parameters to subquery cache +# +CREATE TABLE t1 ( a INT, b INT, c INT, KEY (a, b)); +INSERT INTO t1 VALUES +( 1, 1, 1 ), +( 1, 2, 2 ), +( 1, 3, 3 ), +( 1, 4, 6 ), +( 1, 5, 5 ), +( 1, 9, 13 ), +( 2, 1, 6 ), +( 2, 2, 7 ), +( 2, 3, 8 ); +SELECT a, AVG(t1.b), +(SELECT t11.c FROM t1 t11 WHERE t11.a = t1.a AND t11.b = AVG(t1.b)) AS t11c +FROM t1 GROUP BY a; +a AVG(t1.b) t11c +1 4.0000 6 +2 2.0000 7 +DROP TABLE t1; +# +# Test of LP BUG#800696 (deleting list of Items (OR arguments) +# in optimization) +# +set optimizer_switch='subquery_cache=on,in_to_exists=on'; +CREATE TABLE t1 ( f3 int) ; +INSERT INTO t1 VALUES (0),(0); +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (0),(0); +CREATE TABLE t2 ( f1 int, f2 int, f3 int) ; +INSERT INTO t2 VALUES (7,0,0); +SELECT * +FROM t2, t3 +WHERE t2.f2 OR t3.f3 IN +( +SELECT t2.f2 +FROM t1 +WHERE t2.f1 OR t2.f3 ); +f1 f2 f3 f3 +7 0 0 0 +7 0 0 0 +drop tables t1, t2, t3; +# restore default +set @@optimizer_switch= default; diff --git a/mysql-test/r/subselect_extra.result b/mysql-test/r/subselect_extra.result new file mode 100644 index 00000000000..9d2ff08cdb0 --- /dev/null +++ b/mysql-test/r/subselect_extra.result @@ -0,0 +1,323 @@ +drop table if exists t1,t2,t3,t4; +set @subselect_extra_tmp=@@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +# From explain.test: +# +# Bug#37870: Usage of uninitialized value caused failed assertion. +# +create table t1 (dt datetime not null, t time not null); +create table t2 (dt datetime not null); +insert into t1 values ('2001-01-01 1:1:1', '1:1:1'), +('2001-01-01 1:1:1', '1:1:1'); +insert into t2 values ('2001-01-01 1:1:1'), ('2001-01-01 1:1:1'); +flush tables; +EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) +flush tables; +SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL ); +dt +flush tables; +EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary +1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) +flush tables; +SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' ); +dt +2001-01-01 01:01:01 +2001-01-01 01:01:01 +drop tables t1, t2; +# From type_datetime.test: +# +# Bug #32694: NOT NULL table field in a subquery produces invalid results +# +create table t1 (id int(10) not null, cur_date datetime not null); +create table t2 (id int(10) not null, cur_date date not null); +insert into t1 (id, cur_date) values (1, '2007-04-25 18:30:22'); +insert into t2 (id, cur_date) values (1, '2007-04-25'); +explain extended +select * from t1 +where id in (select id from t1 as x1 where (t1.cur_date is null)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +Warnings: +Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1 +Note 1003 select 1 AS `id`,'2007-04-25 18:30:22' AS `cur_date` from (dual) where (('2007-04-25 18:30:22' = 0)) +select * from t1 +where id in (select id from t1 as x1 where (t1.cur_date is null)); +id cur_date +explain extended +select * from t2 +where id in (select id from t2 as x1 where (t2.cur_date is null)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +Warnings: +Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1 +Note 1003 select 1 AS `id`,'2007-04-25' AS `cur_date` from (dual) where (('2007-04-25' = 0)) +select * from t2 +where id in (select id from t2 as x1 where (t2.cur_date is null)); +id cur_date +insert into t1 (id, cur_date) values (2, '2007-04-26 18:30:22'); +insert into t2 (id, cur_date) values (2, '2007-04-26'); +explain extended +select * from t1 +where id in (select id from t1 as x1 where (t1.cur_date is null)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary +1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`cur_date` AS `cur_date` from `test`.`t1` semi join (`test`.`t1` `x1`) where ((`test`.`x1`.`id` = `test`.`t1`.`id`) and (`test`.`t1`.`cur_date` = 0)) +select * from t1 +where id in (select id from t1 as x1 where (t1.cur_date is null)); +id cur_date +explain extended +select * from t2 +where id in (select id from t2 as x1 where (t2.cur_date is null)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where; Start temporary +1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` from `test`.`t2` semi join (`test`.`t2` `x1`) where ((`test`.`x1`.`id` = `test`.`t2`.`id`) and (`test`.`t2`.`cur_date` = 0)) +select * from t2 +where id in (select id from t2 as x1 where (t2.cur_date is null)); +id cur_date +drop table t1,t2; +# +# From group_min_max.test +# +create table t1 ( +a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' ' +); +insert into t1 (a1, a2, b, c, d) values +('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), +('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'), +('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'), +('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'), +('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'), +('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'), +('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'), +('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'), +('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'), +('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'), +('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'), +('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'), +('d','a','a','a411','xy1'),('d','a','a','b411','xy2'),('d','a','a','c411','xy3'),('d','a','a','d411','xy4'), +('d','a','b','e412','xy1'),('d','a','b','f412','xy2'),('d','a','b','g412','xy3'),('d','a','b','h412','xy4'), +('d','b','a','i421','xy1'),('d','b','a','j421','xy2'),('d','b','a','k421','xy3'),('d','b','a','l421','xy4'), +('d','b','b','m422','xy1'),('d','b','b','n422','xy2'),('d','b','b','o422','xy3'),('d','b','b','p422','xy4'), +('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), +('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'), +('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'), +('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'), +('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'), +('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'), +('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'), +('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'), +('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'), +('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'), +('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'), +('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'), +('d','a','a','a411','xy1'),('d','a','a','b411','xy2'),('d','a','a','c411','xy3'),('d','a','a','d411','xy4'), +('d','a','b','e412','xy1'),('d','a','b','f412','xy2'),('d','a','b','g412','xy3'),('d','a','b','h412','xy4'), +('d','b','a','i421','xy1'),('d','b','a','j421','xy2'),('d','b','a','k421','xy3'),('d','b','a','l421','xy4'), +('d','b','b','m422','xy1'),('d','b','b','n422','xy2'),('d','b','b','o422','xy3'),('d','b','b','p422','xy4'); +create index idx_t1_0 on t1 (a1); +create index idx_t1_1 on t1 (a1,a2,b,c); +create index idx_t1_2 on t1 (a1,a2,b); +analyze table t1; +Table Op Msg_type Msg_text +test.t1 analyze status Table is already up to date +create table t2 ( +a1 char(64), a2 char(64) not null, b char(16), c char(16), d char(16), dummy char(64) default ' ' +); +insert into t2 select * from t1; +insert into t2 (a1, a2, b, c, d) values +('a','a',NULL,'a777','xyz'),('a','a',NULL,'a888','xyz'),('a','a',NULL,'a999','xyz'), +('a','a','a',NULL,'xyz'), +('a','a','b',NULL,'xyz'), +('a','b','a',NULL,'xyz'), +('c','a',NULL,'c777','xyz'),('c','a',NULL,'c888','xyz'),('c','a',NULL,'c999','xyz'), +('d','b','b',NULL,'xyz'), +('e','a','a',NULL,'xyz'),('e','a','a',NULL,'xyz'),('e','a','a',NULL,'xyz'),('e','a','a',NULL,'xyz'), +('e','a','b',NULL,'xyz'),('e','a','b',NULL,'xyz'),('e','a','b',NULL,'xyz'),('e','a','b',NULL,'xyz'), +('a','a',NULL,'a777','xyz'),('a','a',NULL,'a888','xyz'),('a','a',NULL,'a999','xyz'), +('a','a','a',NULL,'xyz'), +('a','a','b',NULL,'xyz'), +('a','b','a',NULL,'xyz'), +('c','a',NULL,'c777','xyz'),('c','a',NULL,'c888','xyz'),('c','a',NULL,'c999','xyz'), +('d','b','b',NULL,'xyz'), +('e','a','a',NULL,'xyz'),('e','a','a',NULL,'xyz'),('e','a','a',NULL,'xyz'),('e','a','a',NULL,'xyz'), +('e','a','b',NULL,'xyz'),('e','a','b',NULL,'xyz'),('e','a','b',NULL,'xyz'),('e','a','b',NULL,'xyz'); +create index idx_t2_0 on t2 (a1); +create index idx_t2_1 on t2 (a1,a2,b,c); +create index idx_t2_2 on t2 (a1,a2,b); +analyze table t2; +Table Op Msg_type Msg_text +test.t2 analyze status Table is already up to date +create table t3 ( +a1 char(1), a2 char(1), b char(1), c char(4) not null, d char(3), dummy char(1) default ' ' +); +insert into t3 (a1, a2, b, c, d) values +('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), +('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'), +('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'), +('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'), +('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'), +('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'), +('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'), +('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'), +('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'), +('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'), +('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'), +('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'); +insert into t3 (a1, a2, b, c, d) values +('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), +('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'), +('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'), +('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'), +('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'), +('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'), +('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'), +('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'), +('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'), +('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'), +('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'), +('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'); +insert into t3 (a1, a2, b, c, d) values +('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), +('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'), +('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'), +('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'), +('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'), +('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'), +('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'), +('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'), +('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'), +('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'), +('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'), +('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'); +insert into t3 (a1, a2, b, c, d) values +('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'), +('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'), +('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'), +('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'), +('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'), +('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'), +('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'), +('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'), +('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'), +('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'), +('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'), +('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'); +create index idx_t3_0 on t3 (a1); +create index idx_t3_1 on t3 (a1,a2,b,c); +create index idx_t3_2 on t3 (a1,a2,b); +analyze table t3; +Table Op Msg_type Msg_text +test.t3 analyze status Table is already up to date +explain select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.b) and +t2.c > 'b1' ) +group by a1,a2,b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 range NULL idx_t1_1 147 NULL 17 Using where; Using index for group-by +2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +2 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index; FirstMatch(t2) +select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.b) and +t2.c > 'b1' ) +group by a1,a2,b; +a1 a2 b c min(c) max(c) +a a a d111 a111 d111 +a a b h112 e112 h112 +a b a l121 i121 l121 +a b b p122 m122 p122 +b a a d211 a211 d211 +b a b h212 e212 h212 +b b a l221 i221 l221 +b b b p222 m222 p222 +c a a d311 a311 d311 +c a b h312 e312 h312 +c b a l321 i321 l321 +c b b p322 m322 p322 +d a a d411 a411 d411 +d a b h412 e412 h412 +d b a l421 i421 l421 +d b b p422 m422 p422 +explain select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.c) and +t2.c > 'b1' ) +group by a1,a2,b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 index NULL idx_t1_1 163 NULL 128 Using where; Using index +2 DEPENDENT SUBQUERY t2 index NULL idx_t2_1 163 NULL 164 Using where; Using index +2 DEPENDENT SUBQUERY t3 index NULL idx_t3_1 10 NULL 192 Using where; Using index; FirstMatch(t2) +select a1,a2,b,c,min(c), max(c) from t1 +where exists ( select * from t2 +where t2.c in (select c from t3 where t3.c > t1.c) and +t2.c > 'b1' ) +group by a1,a2,b; +a1 a2 b c min(c) max(c) +a a a a111 a111 d111 +a a b e112 e112 h112 +a b a i121 i121 l121 +a b b m122 m122 p122 +b a a a211 a211 d211 +b a b e212 e212 h212 +b b a i221 i221 l221 +b b b m222 m222 p222 +c a a a311 a311 d311 +c a b e312 e312 h312 +c b a i321 i321 l321 +c b b m322 m322 o322 +d a a a411 a411 d411 +d a b e412 e412 h412 +d b a i421 i421 l421 +d b b m422 m422 o422 +drop table t1, t2, t3; +# +# From group_by.test +# +# Bug #21174: Index degrades sort performance and +# optimizer does not honor IGNORE INDEX. +# a.k.a WL3527. +# +CREATE TABLE t1 (a INT, b INT, +PRIMARY KEY (a), +KEY i2(a,b)); +INSERT INTO t1 VALUES (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8); +INSERT INTO t1 SELECT a + 8,b FROM t1; +INSERT INTO t1 SELECT a + 16,b FROM t1; +INSERT INTO t1 SELECT a + 32,b FROM t1; +INSERT INTO t1 SELECT a + 64,b FROM t1; +INSERT INTO t1 SELECT a + 128,b FROM t1 limit 16; +ANALYZE TABLE t1; +Table Op Msg_type Msg_text +test.t1 analyze status OK +EXPLAIN SELECT 1 FROM t1 WHERE a IN +(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 index PRIMARY,i2 PRIMARY 4 NULL 144 Using index +1 PRIMARY t1 ALL NULL NULL NULL NULL 144 Using where; FirstMatch(t1) +CREATE TABLE t2 (a INT, b INT, KEY(a)); +INSERT INTO t2 VALUES (1, 1), (2, 2), (3,3), (4,4); +EXPLAIN SELECT a, SUM(b) FROM t2 GROUP BY a LIMIT 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 index NULL a 5 NULL 2 +EXPLAIN SELECT a, SUM(b) FROM t2 IGNORE INDEX (a) GROUP BY a LIMIT 2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t2 ALL NULL NULL NULL NULL 4 Using temporary; Using filesort +EXPLAIN SELECT 1 FROM t2 WHERE a IN +(SELECT a FROM t1 USE INDEX (i2) IGNORE INDEX (i2)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 index a a 5 NULL 4 Using index +1 PRIMARY t1 ALL NULL NULL NULL NULL 144 Using where; FirstMatch(t2) +DROP TABLE t1, t2; +set optimizer_switch= @subselect_extra_tmp; diff --git a/mysql-test/r/subselect_innodb.result b/mysql-test/r/subselect_innodb.result index ab623ad6a28..68cfdff775b 100644 --- a/mysql-test/r/subselect_innodb.result +++ b/mysql-test/r/subselect_innodb.result @@ -1,3 +1,5 @@ +set @subselect_innodb_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; drop table if exists t1,t2,t3; CREATE TABLE t1 ( @@ -253,4 +255,7 @@ INSERT INTO t1 VALUES ('2011-05-13', 0); SELECT * FROM t1 WHERE b < (SELECT CAST(a as date) FROM t1 GROUP BY a); a b 2011-05-13 0 +Warnings: +Warning 1292 Incorrect datetime value: '0' DROP TABLE t1; +set optimizer_switch=@subselect_innodb_tmp; diff --git a/mysql-test/r/subselect_mat.result b/mysql-test/r/subselect_mat.result index 38cb13a26bc..775afcaf620 100644 --- a/mysql-test/r/subselect_mat.result +++ b/mysql-test/r/subselect_mat.result @@ -1,4 +1,11 @@ +set @subselect_mat_test_optimizer_switch_value='materialization=on,in_to_exists=off,semijoin=off'; +set @subselect_sj_mat_tmp= @@optimizer_switch; +set optimizer_switch=ifnull(@subselect_mat_test_optimizer_switch_value, 'semijoin=on,firstmatch=on,loosescan=on'); +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @optimizer_switch_local_default= @@optimizer_switch; drop table if exists t1, t2, t3, t1i, t2i, t3i; +drop table if exists columns; +drop table if exists t1_16, t2_16, t3_16; drop view if exists v1, v2, v1m, v2m; create table t1 (a1 char(8), a2 char(8)); create table t2 (b1 char(8), b2 char(8)); @@ -30,7 +37,7 @@ create index it3i3 on t3i (c1, c2); insert into t1i select * from t1; insert into t2i select * from t2; insert into t3i select * from t3; -set @@optimizer_switch='semijoin=off'; +set @@optimizer_switch='materialization=on,in_to_exists=off,firstmatch=off'; /****************************************************************************** * Simple tests. ******************************************************************************/ @@ -41,7 +48,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a1`>(<in_optimizer>(`test`.`t1`.`a1`,`test`.`t1`.`a1` in ( <materialize> (select `test`.`t2`.`b1` from `test`.`t2` where (`test`.`t2`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`a1`,`test`.`t1`.`a1` in ( <materialize> (select `test`.`t2`.`b1` from `test`.`t2` where (`test`.`t2`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`))))) select * from t1 where a1 in (select b1 from t2 where b1 > '0'); a1 a2 1 - 01 2 - 01 @@ -50,9 +57,9 @@ explain extended select * from t1 where a1 in (select b1 from t2 where b1 > '0' group by b1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary; Using filesort +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a1`>(<in_optimizer>(`test`.`t1`.`a1`,`test`.`t1`.`a1` in ( <materialize> (select `test`.`t2`.`b1` from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`a1`,`test`.`t1`.`a1` in ( <materialize> (select `test`.`t2`.`b1` from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`))))) select * from t1 where a1 in (select b1 from t2 where b1 > '0' group by b1); a1 a2 1 - 01 2 - 01 @@ -61,9 +68,9 @@ explain extended select * from t1 where (a1, a2) in (select b1, b2 from t2 where b1 > '0' group by b1, b2); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary; Using filesort +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1`,`test`.`t2`.`b2` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`b2`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1`,`test`.`t2`.`b2` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`b2`))))) select * from t1 where (a1, a2) in (select b1, b2 from t2 where b1 > '0' group by b1, b2); a1 a2 1 - 01 2 - 01 @@ -72,9 +79,9 @@ explain extended select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary; Using filesort +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,min(`test`.`t2`.`b2`) from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`min(b2)`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,min(`test`.`t2`.`b2`) from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`min(b2)`))))) select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1); a1 a2 1 - 01 2 - 01 @@ -82,10 +89,10 @@ a1 a2 explain extended select * from t1i where a1 in (select b1 from t2i where b1 > '0'); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index -2 SUBQUERY t2i index it2i1,it2i3 it2i1 9 NULL 5 100.00 Using where; Using index +1 PRIMARY t1i index NULL _it1_idx # NULL 3 100.00 Using where; +2 SUBQUERY t2i index it2i1,it2i3 it2i1 # NULL 5 100.00 Using where; Warnings: -Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a1`>(<in_optimizer>(`test`.`t1i`.`a1`,`test`.`t1i`.`a1` in ( <materialize> (select `test`.`t2i`.`b1` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`)))))) +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <in_optimizer>(`test`.`t1i`.`a1`,`test`.`t1i`.`a1` in ( <materialize> (select `test`.`t2i`.`b1` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery2>`.`b1`))))) select * from t1i where a1 in (select b1 from t2i where b1 > '0'); a1 a2 1 - 01 2 - 01 @@ -93,10 +100,10 @@ a1 a2 explain extended select * from t1i where a1 in (select b1 from t2i where b1 > '0' group by b1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index -2 SUBQUERY t2i range it2i1,it2i3 it2i1 9 NULL 3 100.00 Using where; Using index for group-by +1 PRIMARY t1i index NULL # 18 # 3 100.00 # +2 SUBQUERY t2i range it2i1,it2i3 # 9 # 3 100.00 # Warnings: -Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a1`>(<in_optimizer>(`test`.`t1i`.`a1`,`test`.`t1i`.`a1` in ( <materialize> (select `test`.`t2i`.`b1` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`)))))) +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <in_optimizer>(`test`.`t1i`.`a1`,`test`.`t1i`.`a1` in ( <materialize> (select `test`.`t2i`.`b1` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery2>`.`b1`))))) select * from t1i where a1 in (select b1 from t2i where b1 > '0' group by b1); a1 a2 1 - 01 2 - 01 @@ -104,10 +111,10 @@ a1 a2 explain extended select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0'); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index -2 SUBQUERY t2i index it2i1,it2i3 it2i3 18 NULL 5 100.00 Using where; Using index +1 PRIMARY t1i index NULL _it1_idx # NULL 3 100.00 Using where; +2 SUBQUERY t2i index it2i1,it2i3 it2i3 # NULL 5 100.00 Using where; Warnings: -Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`b2`)))))) +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1i`.`a2` = `<subquery2>`.`b2`))))) select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0'); a1 a2 1 - 01 2 - 01 @@ -115,10 +122,10 @@ a1 a2 explain extended select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0' group by b1, b2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index -2 SUBQUERY t2i range it2i1,it2i3 it2i3 18 NULL 3 100.00 Using where; Using index for group-by +1 PRIMARY t1i index NULL # # # 3 100.00 # +2 SUBQUERY t2i range it2i1,it2i3 # # # 3 100.00 # Warnings: -Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1`,`test`.`t2i`.`b2` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`b2`)))))) +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1`,`test`.`t2i`.`b2` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1i`.`a2` = `<subquery2>`.`b2`))))) select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0' group by b1, b2); a1 a2 1 - 01 2 - 01 @@ -126,10 +133,10 @@ a1 a2 explain extended select * from t1i where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index -2 SUBQUERY t2i range it2i1,it2i3 it2i3 18 NULL 3 100.00 Using where; Using index for group-by +1 PRIMARY t1i index NULL # # # 3 100.00 # +2 SUBQUERY t2i range it2i1,it2i3 # # # 3 100.00 # Warnings: -Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`min(b2)`)))))) +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1i`.`a2` = `<subquery2>`.`min(b2)`))))) select * from t1i where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1); a1 a2 1 - 01 2 - 01 @@ -140,7 +147,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2i range NULL it2i3 9 NULL 3 100.00 Using index for group-by Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,max(`test`.`t2i`.`b2`) from `test`.`t2i` group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`max(b2)`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,max(`test`.`t2i`.`b2`) from `test`.`t2i` group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`max(b2)`))))) select * from t1 where (a1, a2) in (select b1, max(b2) from t2i group by b1); a1 a2 1 - 01 2 - 01 @@ -169,47 +176,54 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2i range it2i1,it2i3 it2i3 18 NULL 3 100.00 Using where; Using index for group-by Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`min(b2)`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`min(b2)`))))) select * from t1 where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1); a1 a2 1 - 01 2 - 01 1 - 02 2 - 02 select * from t1 where (a1, a2) in (select b1, min(b2) from t2i limit 1,1); ERROR 42000: This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery' -set @@optimizer_switch='default,semijoin=off'; +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; prepare st1 from "select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1)"; -set @@optimizer_switch='default,materialization=off'; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; execute st1; a1 a2 1 - 01 2 - 01 1 - 02 2 - 02 -set @@optimizer_switch='default,semijoin=off'; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; execute st1; a1 a2 1 - 01 2 - 01 1 - 02 2 - 02 -set @@optimizer_switch='default,materialization=off'; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; prepare st1 from "select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1)"; -set @@optimizer_switch='default,semijoin=off'; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; execute st1; a1 a2 1 - 01 2 - 01 1 - 02 2 - 02 -set @@optimizer_switch='default,materialization=off'; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; execute st1; a1 a2 1 - 01 2 - 01 1 - 02 2 - 02 -set @@optimizer_switch='default,semijoin=off'; +set @@optimizer_switch=@save_optimizer_switch; explain extended select * from t1 where (a1, a2) in (select b1, b2 from t2 order by b1, b2); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` order by `test`.`t2`.`b1`,`test`.`t2`.`b2` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`b2`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` order by `test`.`t2`.`b1`,`test`.`t2`.`b2` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`b2`))))) select * from t1 where (a1, a2) in (select b1, b2 from t2 order by b1, b2); a1 a2 1 - 01 2 - 01 @@ -220,7 +234,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index 2 SUBQUERY t2i index NULL it2i3 18 NULL 5 100.00 Using index Warnings: -Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` order by `test`.`t2i`.`b1`,`test`.`t2i`.`b2` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`b2`)))))) +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where <in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` order by `test`.`t2i`.`b1`,`test`.`t2i`.`b2` ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1i`.`a2` = `<subquery2>`.`b2`))))) select * from t1i where (a1, a2) in (select b1, b2 from t2i order by b1, b2); a1 a2 1 - 01 2 - 01 @@ -275,7 +289,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 4 SUBQUERY t2i index it2i2 it2i3 18 NULL 5 100.00 Using where; Using index 2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (`test`.`t2`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`b2`)))))) and <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <expr_cache><`test`.`t3`.`c2`,`test`.`t3`.`c1`>(<in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`c1`) and (`test`.`t1`.`a2` = `materialized subselect`.`c2`))))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (`test`.`t2`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`b2`))))) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `<subquery4>`.`b1`) and (`test`.`t3`.`c2` = `<subquery4>`.`b2`))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery3>`.`c1`) and (`test`.`t1`.`a2` = `<subquery3>`.`c2`)))))) select * from t1 where (a1, a2) in (select b1, b2 from t2 where b1 > '0') and (a1, a2) in (select c1, c2 from t3 @@ -289,12 +303,12 @@ where (a1, a2) in (select b1, b2 from t2i where b1 > '0') and (a1, a2) in (select c1, c2 from t3i where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index -3 SUBQUERY t3i index NULL it3i3 18 NULL 4 100.00 Using where; Using index -4 SUBQUERY t2i index it2i2 it2i3 18 NULL 5 100.00 Using where; Using index -2 SUBQUERY t2i index it2i1,it2i3 it2i3 18 NULL 5 100.00 Using where; Using index +1 PRIMARY t1i index NULL # # # 3 100.00 # +3 SUBQUERY t3i index NULL # # # 4 100.00 # +4 SUBQUERY t2i index it2i2 # # # 5 100.00 # +2 SUBQUERY t2i index it2i1,it2i3 # # # 5 100.00 # Warnings: -Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where (<expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`b2`)))))) and <expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t3i`.`c1`,`test`.`t3i`.`c2` from `test`.`t3i` where <expr_cache><`test`.`t3i`.`c2`,`test`.`t3i`.`c1`>(<in_optimizer>((`test`.`t3i`.`c1`,`test`.`t3i`.`c2`),(`test`.`t3i`.`c1`,`test`.`t3i`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3i`.`c1` in <temporary table> on distinct_key where ((`test`.`t3i`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3i`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`c1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`c2`))))))) +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where (<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1i`.`a2` = `<subquery2>`.`b2`))))) and <in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t3i`.`c1`,`test`.`t3i`.`c2` from `test`.`t3i` where <in_optimizer>((`test`.`t3i`.`c1`,`test`.`t3i`.`c2`),(`test`.`t3i`.`c1`,`test`.`t3i`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3i`.`c1` in <temporary table> on distinct_key where ((`test`.`t3i`.`c1` = `<subquery4>`.`b1`) and (`test`.`t3i`.`c2` = `<subquery4>`.`b2`))))) ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery3>`.`c1`) and (`test`.`t1i`.`a2` = `<subquery3>`.`c2`)))))) select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0') and (a1, a2) in (select c1, c2 from t3i @@ -317,7 +331,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 4 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where 3 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (<expr_cache><`test`.`t2`.`b2`>(<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%02') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `materialized subselect`.`c2`)))))) or <expr_cache><`test`.`t2`.`b2`>(<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `materialized subselect`.`c2`))))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`b2`)))))) and <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <expr_cache><`test`.`t3`.`c2`,`test`.`t3`.`c1`>(<in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`c1`) and (`test`.`t1`.`a2` = `materialized subselect`.`c2`))))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%02') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery3>`.`c2`))))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`)))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`b2`))))) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `<subquery6>`.`b1`) and (`test`.`t3`.`c2` = `<subquery6>`.`b2`))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery5>`.`c1`) and (`test`.`t1`.`a2` = `<subquery5>`.`c2`)))))) select * from t1 where (a1, a2) in (select b1, b2 from t2 where b2 in (select c2 from t3 where c2 LIKE '%02') or @@ -342,7 +356,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT SUBQUERY t3a ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.a1' of SELECT #3 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((<expr_cache><`test`.`t2`.`b2`,`test`.`t1`.`a1`>(<in_optimizer>(`test`.`t2`.`b2`,<exists>(select 1 from `test`.`t3` `t3a` where ((`test`.`t3a`.`c1` = `test`.`t1`.`a1`) and (<cache>(`test`.`t2`.`b2`) = `test`.`t3a`.`c2`))))) or <expr_cache><`test`.`t2`.`b2`>(<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3b`.`c2` from `test`.`t3` `t3b` where (`test`.`t3b`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `materialized subselect`.`c2`))))))) and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`))))) and <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3c`.`c1`,`test`.`t3c`.`c2` from `test`.`t3` `t3c` where <expr_cache><`test`.`t3c`.`c2`,`test`.`t3c`.`c1`>(<in_optimizer>((`test`.`t3c`.`c1`,`test`.`t3c`.`c2`),(`test`.`t3c`.`c1`,`test`.`t3c`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3c`.`c1` in <temporary table> on distinct_key where ((`test`.`t3c`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3c`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`c1`) and (`test`.`t1`.`a2` = `materialized subselect`.`c2`))))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((<in_optimizer>(`test`.`t2`.`b2`,<exists>(select `test`.`t3a`.`c2` from `test`.`t3` `t3a` where ((`test`.`t3a`.`c1` = `test`.`t1`.`a1`) and (<cache>(`test`.`t2`.`b2`) = `test`.`t3a`.`c2`)))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3b`.`c2` from `test`.`t3` `t3b` where (`test`.`t3b`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`)))))) and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`)))) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3c`.`c1`,`test`.`t3c`.`c2` from `test`.`t3` `t3c` where <in_optimizer>((`test`.`t3c`.`c1`,`test`.`t3c`.`c2`),(`test`.`t3c`.`c1`,`test`.`t3c`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3c`.`c1` in <temporary table> on distinct_key where ((`test`.`t3c`.`c1` = `<subquery6>`.`b1`) and (`test`.`t3c`.`c2` = `<subquery6>`.`b2`))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery5>`.`c1`) and (`test`.`t1`.`a2` = `<subquery5>`.`c2`)))))) select * from t1 where (a1, a2) in (select b1, b2 from t2 where b2 in (select c2 from t3 t3a where c1 = a1) or @@ -366,19 +380,19 @@ where (a1, a2) in (select b1, b2 from t2i where b1 > '0') and (a1, a2) in (select c1, c2 from t3i where (c1, c2) in (select b1, b2 from t2i where b2 > '0'))); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where -5 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where -6 SUBQUERY t2i index it2i2 it2i3 18 NULL 5 100.00 Using where; Using index -2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary; Using filesort -4 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where -3 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where -7 UNION t1i index NULL it1i3 18 NULL 3 100.00 Using where; Using index -9 SUBQUERY t3i index NULL it3i3 18 NULL 4 100.00 Using where; Using index -10 SUBQUERY t2i index it2i2 it2i3 18 NULL 5 100.00 Using where; Using index -8 SUBQUERY t2i index it2i1,it2i3 it2i3 18 NULL 5 100.00 Using where; Using index -NULL UNION RESULT <union1,7> ALL NULL NULL NULL NULL NULL NULL +1 PRIMARY t1 ALL NULL # # # 3 100.00 # +5 SUBQUERY t3 ALL NULL # # # 4 100.00 # +6 SUBQUERY t2i index it2i2 # # # 5 100.00 # +2 SUBQUERY t2 ALL NULL # # # 5 100.00 # +4 SUBQUERY t3 ALL NULL # # # 4 100.00 # +3 SUBQUERY t3 ALL NULL # # # 4 100.00 # +7 UNION t1i index NULL # # # 3 100.00 # +9 SUBQUERY t3i index NULL # # # 4 100.00 # +10 SUBQUERY t2i index it2i2 # # # 5 100.00 # +8 SUBQUERY t2i index it2i1,it2i3 # # # 5 100.00 # +NULL UNION RESULT <union1,7> ALL NULL # # # NULL NULL # Warnings: -Note 1003 (select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (<expr_cache><`test`.`t2`.`b2`>(<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%02') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `materialized subselect`.`c2`)))))) or <expr_cache><`test`.`t2`.`b2`>(<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `materialized subselect`.`c2`))))))) group by `test`.`t2`.`b1`,`test`.`t2`.`b2` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1`.`a2` = `materialized subselect`.`b2`)))))) and <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <expr_cache><`test`.`t3`.`c2`,`test`.`t3`.`c1`>(<in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`c1`) and (`test`.`t1`.`a2` = `materialized subselect`.`c2`)))))))) union (select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where (<expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`b2`)))))) and <expr_cache><`test`.`t1i`.`a2`,`test`.`t1i`.`a1`>(<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t3i`.`c1`,`test`.`t3i`.`c2` from `test`.`t3i` where <expr_cache><`test`.`t3i`.`c2`,`test`.`t3i`.`c1`>(<in_optimizer>((`test`.`t3i`.`c1`,`test`.`t3i`.`c2`),(`test`.`t3i`.`c1`,`test`.`t3i`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3i`.`c1` in <temporary table> on distinct_key where ((`test`.`t3i`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3i`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `materialized subselect`.`c1`) and (`test`.`t1i`.`a2` = `materialized subselect`.`c2`)))))))) +Note 1003 (select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%02') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery3>`.`c2`))))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`)))))) group by `test`.`t2`.`b1`,`test`.`t2`.`b2` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a2` = `<subquery2>`.`b2`))))) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `<subquery6>`.`b1`) and (`test`.`t3`.`c2` = `<subquery6>`.`b2`))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery5>`.`c1`) and (`test`.`t1`.`a2` = `<subquery5>`.`c2`))))))) union (select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` where (<in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery8>`.`b1`) and (`test`.`t1i`.`a2` = `<subquery8>`.`b2`))))) and <in_optimizer>((`test`.`t1i`.`a1`,`test`.`t1i`.`a2`),(`test`.`t1i`.`a1`,`test`.`t1i`.`a2`) in ( <materialize> (select `test`.`t3i`.`c1`,`test`.`t3i`.`c2` from `test`.`t3i` where <in_optimizer>((`test`.`t3i`.`c1`,`test`.`t3i`.`c2`),(`test`.`t3i`.`c1`,`test`.`t3i`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3i`.`c1` in <temporary table> on distinct_key where ((`test`.`t3i`.`c1` = `<subquery10>`.`b1`) and (`test`.`t3i`.`c2` = `<subquery10>`.`b2`))))) ), <primary_index_lookup>(`test`.`t1i`.`a1` in <temporary table> on distinct_key where ((`test`.`t1i`.`a1` = `<subquery9>`.`c1`) and (`test`.`t1i`.`a2` = `<subquery9>`.`c2`))))))) (select * from t1 where (a1, a2) in (select b1, b2 from t2 where b2 in (select c2 from t3 where c2 LIKE '%02') or @@ -407,7 +421,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 5 100.00 Using where NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t1`.`a1`,`test`.`t1`.`a2` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t1`.`a1`) = `test`.`t1`.`a1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t1`.`a2`)) union select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`))))) and <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <expr_cache><`test`.`t3`.`c2`,`test`.`t3`.`c1`>(<in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `materialized subselect`.`c1`) and (`test`.`t1`.`a2` = `materialized subselect`.`c2`))))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t1`.`a1`,`test`.`t1`.`a2` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t1`.`a1`) = `test`.`t1`.`a1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t1`.`a2`)) union select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`)))) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),(`test`.`t1`.`a1`,`test`.`t1`.`a2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `<subquery5>`.`b1`) and (`test`.`t3`.`c2` = `<subquery5>`.`b2`))))) ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery4>`.`c1`) and (`test`.`t1`.`a2` = `<subquery4>`.`c2`)))))) select * from t1 where (a1, a2) in (select * from t1 where a1 > '0' UNION select * from t2 where b1 < '9') and (a1, a2) in (select c1, c2 from t3 @@ -423,14 +437,14 @@ where (c1, c2) in (select b1, b2 from t2i where b2 > '0')) and a1 = c1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where -1 PRIMARY t3 ALL NULL NULL NULL NULL 4 100.00 Using where; Using join buffer +1 PRIMARY t3 ALL NULL NULL NULL NULL 4 100.00 Using where; Using join buffer (flat, BNL join) 4 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where 5 SUBQUERY t2i index it2i2 it2i3 18 NULL 5 100.00 Using where; Using index 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 5 100.00 Using where NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2`,`test`.`t3`.`c1` AS `c1`,`test`.`t3`.`c2` AS `c2` from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`c1` = `test`.`t1`.`a1`) and <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t1`.`a1`,`test`.`t1`.`a2` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t1`.`a1`) = `test`.`t1`.`a1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t1`.`a2`)) union select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`))))) and <expr_cache><`test`.`t3`.`c2`,`test`.`t3`.`c1`>(<in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <expr_cache><`test`.`t3`.`c2`,`test`.`t3`.`c1`>(<in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `materialized subselect`.`b1`) and (`test`.`t3`.`c2` = `materialized subselect`.`b2`)))))) ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `materialized subselect`.`c1`) and (`test`.`t3`.`c2` = `materialized subselect`.`c2`))))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2`,`test`.`t3`.`c1` AS `c1`,`test`.`t3`.`c2` AS `c2` from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`c1` = `test`.`t1`.`a1`) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t1`.`a1`,`test`.`t1`.`a2` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t1`.`a1`) = `test`.`t1`.`a1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t1`.`a2`)) union select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`)))) and <in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t3`.`c1`,`test`.`t3`.`c2` from `test`.`t3` where <in_optimizer>((`test`.`t3`.`c1`,`test`.`t3`.`c2`),(`test`.`t3`.`c1`,`test`.`t3`.`c2`) in ( <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b2` > '0') ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `<subquery5>`.`b1`) and (`test`.`t3`.`c2` = `<subquery5>`.`b2`))))) ), <primary_index_lookup>(`test`.`t3`.`c1` in <temporary table> on distinct_key where ((`test`.`t3`.`c1` = `<subquery4>`.`c1`) and (`test`.`t3`.`c2` = `<subquery4>`.`c2`)))))) select * from t1, t3 where (a1, a2) in (select * from t1 where a1 > '0' UNION select * from t2 where b1 < '9') and (c1, c2) in (select c1, c2 from t3 @@ -452,7 +466,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 5 100.00 Using where NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select `test`.`t3`.`c1` AS `c1`,`test`.`t3`.`c2` AS `c2` from `test`.`t3` where <expr_cache><`test`.`t3`.`c1`>(<in_optimizer>(`test`.`t3`.`c1`,<exists>(select 1 from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t3`.`c1`) = `test`.`t1`.`a1`)) union select 1 from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t3`.`c1`) = `test`.`t2`.`b1`))))) +Note 1003 select `test`.`t3`.`c1` AS `c1`,`test`.`t3`.`c2` AS `c2` from `test`.`t3` where <in_optimizer>(`test`.`t3`.`c1`,<exists>(select `test`.`t1`.`a1` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t3`.`c1`) = `test`.`t1`.`a1`)) union select `test`.`t2`.`b1` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t3`.`c1`) = `test`.`t2`.`b1`)))) select * from t3 where c1 in (select a1 from t1 where a1 > '0' UNION select b1 from t2 where b1 < '9'); c1 c2 @@ -476,14 +490,14 @@ id select_type table type possible_keys key key_len ref rows filtered Extra Warnings: Note 1276 Field or reference 'test.t1.a1' of SELECT #3 was resolved in SELECT #1 Note 1276 Field or reference 'test.t1.a2' of SELECT #6 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((<expr_cache><`test`.`t2`.`b2`,`test`.`t1`.`a1`>(<in_optimizer>(`test`.`t2`.`b2`,<exists>(select 1 from `test`.`t3` `t3a` where ((`test`.`t3a`.`c1` = `test`.`t1`.`a1`) and (<cache>(`test`.`t2`.`b2`) = `test`.`t3a`.`c2`))))) or <expr_cache><`test`.`t2`.`b2`>(<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3b`.`c2` from `test`.`t3` `t3b` where (`test`.`t3b`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `materialized subselect`.`c2`))))))) and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`))))) and <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`,`test`.`t1`.`a2`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t3c`.`c1`,`test`.`t3c`.`c2` from `test`.`t3` `t3c` where (<expr_cache><`test`.`t3c`.`c2`,`test`.`t3c`.`c1`,`test`.`t1`.`a2`>(<in_optimizer>((`test`.`t3c`.`c1`,`test`.`t3c`.`c2`),<exists>(<index_lookup>(<cache>(`test`.`t3c`.`c1`) in t2i on it2i3 where (((`test`.`t2i`.`b2` > '0') or (`test`.`t2i`.`b2` = `test`.`t1`.`a2`)) and (<cache>(`test`.`t3c`.`c1`) = `test`.`t2i`.`b1`) and (<cache>(`test`.`t3c`.`c2`) = `test`.`t2i`.`b2`)))))) and (<cache>(`test`.`t1`.`a1`) = `test`.`t3c`.`c1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t3c`.`c2`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((<in_optimizer>(`test`.`t2`.`b2`,<exists>(select `test`.`t3a`.`c2` from `test`.`t3` `t3a` where ((`test`.`t3a`.`c1` = `test`.`t1`.`a1`) and (<cache>(`test`.`t2`.`b2`) = `test`.`t3a`.`c2`)))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3b`.`c2` from `test`.`t3` `t3b` where (`test`.`t3b`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`)))))) and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`)))) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t3c`.`c1`,`test`.`t3c`.`c2` from `test`.`t3` `t3c` where (<in_optimizer>((`test`.`t3c`.`c1`,`test`.`t3c`.`c2`),<exists>(<index_lookup>(<cache>(`test`.`t3c`.`c1`) in t2i on it2i3 where (((`test`.`t2i`.`b2` > '0') or (`test`.`t2i`.`b2` = `test`.`t1`.`a2`)) and (<cache>(`test`.`t3c`.`c1`) = `test`.`t2i`.`b1`) and (<cache>(`test`.`t3c`.`c2`) = `test`.`t2i`.`b2`))))) and (<cache>(`test`.`t1`.`a1`) = `test`.`t3c`.`c1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t3c`.`c2`))))) explain extended select * from t1 where (a1, a2) in (select '1 - 01', '2 - 01'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select '1 - 01','2 - 01' having ((<cache>(`test`.`t1`.`a1`) = '1 - 01') and (<cache>(`test`.`t1`.`a2`) = '2 - 01'))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select '1 - 01','2 - 01' having (((<cache>(`test`.`t1`.`a1`) = '1 - 01') or isnull('1 - 01')) and ((<cache>(`test`.`t1`.`a2`) = '2 - 01') or isnull('2 - 01')) and <is_not_null_test>('1 - 01') and <is_not_null_test>('2 - 01')))) select * from t1 where (a1, a2) in (select '1 - 01', '2 - 01'); a1 a2 1 - 01 2 - 01 @@ -493,7 +507,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a2`,`test`.`t1`.`a1`>(<in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select '1 - 01','2 - 01' having ((<cache>(`test`.`t1`.`a1`) = '1 - 01') and (<cache>(`test`.`t1`.`a2`) = '2 - 01'))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select '1 - 01','2 - 01' having (((<cache>(`test`.`t1`.`a1`) = '1 - 01') or isnull('1 - 01')) and ((<cache>(`test`.`t1`.`a2`) = '2 - 01') or isnull('2 - 01')) and <is_not_null_test>('1 - 01') and <is_not_null_test>('2 - 01')))) select * from t1 where (a1, a2) in (select '1 - 01', '2 - 01' from dual); a1 a2 1 - 01 2 - 01 @@ -525,7 +539,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using temporary; Using filesort 2 DEPENDENT SUBQUERY columns unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index; Using where; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` group by <expr_cache><`test`.`t1`.`a1`>(<in_optimizer>(`test`.`t1`.`a1`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`a1`) in columns on PRIMARY where trigcond((<cache>(`test`.`t1`.`a1`) = `test`.`columns`.`col`)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` group by <in_optimizer>(`test`.`t1`.`a1`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`a1`) in columns on PRIMARY where trigcond((<cache>(`test`.`t1`.`a1`) = `test`.`columns`.`col`))))) select * from t1 group by (a1 in (select col from columns)); a1 a2 1 - 00 2 - 00 @@ -549,7 +563,6 @@ a1 a2 Test that BLOBs are not materialized (except when arguments of some functions). */ # force materialization to be always considered -set @@optimizer_switch='semijoin=off'; set @prefix_len = 6; set @blob_len = 16; set @suffix_len = @blob_len - @prefix_len; @@ -583,7 +596,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <expr_cache><`test`.`t1_16`.`a1`>(<in_optimizer>(`test`.`t1_16`.`a1`,<exists>(select 1 from `test`.`t2_16` where ((`test`.`t2_16`.`b1` > '0') and (<cache>(`test`.`t1_16`.`a1`) = `test`.`t2_16`.`b1`))))) +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <in_optimizer>(`test`.`t1_16`.`a1`,<exists>(select `test`.`t2_16`.`b1` from `test`.`t2_16` where ((`test`.`t2_16`.`b1` > '0') and (<cache>(`test`.`t1_16`.`a1`) = `test`.`t2_16`.`b1`)))) select left(a1,7), left(a2,7) from t1_16 where a1 in (select b1 from t2_16 where b1 > '0'); @@ -597,7 +610,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <expr_cache><`test`.`t1_16`.`a2`,`test`.`t1_16`.`a1`>(<in_optimizer>((`test`.`t1_16`.`a1`,`test`.`t1_16`.`a2`),<exists>(select `test`.`t2_16`.`b1`,`test`.`t2_16`.`b2` from `test`.`t2_16` where ((`test`.`t2_16`.`b1` > '0') and (<cache>(`test`.`t1_16`.`a1`) = `test`.`t2_16`.`b1`) and (<cache>(`test`.`t1_16`.`a2`) = `test`.`t2_16`.`b2`))))) +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <in_optimizer>((`test`.`t1_16`.`a1`,`test`.`t1_16`.`a2`),<exists>(select `test`.`t2_16`.`b1`,`test`.`t2_16`.`b2` from `test`.`t2_16` where ((`test`.`t2_16`.`b1` > '0') and (<cache>(`test`.`t1_16`.`a1`) = `test`.`t2_16`.`b1`) and (<cache>(`test`.`t1_16`.`a2`) = `test`.`t2_16`.`b2`)))) select left(a1,7), left(a2,7) from t1_16 where (a1,a2) in (select b1, b2 from t2_16 where b1 > '0'); @@ -611,7 +624,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <expr_cache><`test`.`t1_16`.`a1`>(<in_optimizer>(`test`.`t1_16`.`a1`,`test`.`t1_16`.`a1` in ( <materialize> (select substr(`test`.`t2_16`.`b1`,1,16) from `test`.`t2_16` where (`test`.`t2_16`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1_16`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_16`.`a1` = `materialized subselect`.`substring(b1,1,16)`)))))) +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <in_optimizer>(`test`.`t1_16`.`a1`,`test`.`t1_16`.`a1` in ( <materialize> (select substr(`test`.`t2_16`.`b1`,1,16) from `test`.`t2_16` where (`test`.`t2_16`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1_16`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_16`.`a1` = `<subquery2>`.`substring(b1,1,16)`))))) select left(a1,7), left(a2,7) from t1_16 where a1 in (select substring(b1,1,16) from t2_16 where b1 > '0'); @@ -625,7 +638,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <expr_cache><`test`.`t1_16`.`a1`>(<in_optimizer>(`test`.`t1_16`.`a1`,<exists>(select group_concat(`test`.`t2_16`.`b1` separator ',') from `test`.`t2_16` group by `test`.`t2_16`.`b2` having (<cache>(`test`.`t1_16`.`a1`) = <ref_null_helper>(group_concat(`test`.`t2_16`.`b1` separator ',')))))) +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <in_optimizer>(`test`.`t1_16`.`a1`,<exists>(select group_concat(`test`.`t2_16`.`b1` separator ',') from `test`.`t2_16` group by `test`.`t2_16`.`b2` having (<cache>(`test`.`t1_16`.`a1`) = <ref_null_helper>(group_concat(`test`.`t2_16`.`b1` separator ','))))) select left(a1,7), left(a2,7) from t1_16 where a1 in (select group_concat(b1) from t2_16 group by b2); @@ -640,7 +653,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <expr_cache><`test`.`t1_16`.`a1`>(<in_optimizer>(`test`.`t1_16`.`a1`,`test`.`t1_16`.`a1` in ( <materialize> (select group_concat(`test`.`t2_16`.`b1` separator ',') from `test`.`t2_16` group by `test`.`t2_16`.`b2` ), <primary_index_lookup>(`test`.`t1_16`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_16`.`a1` = `materialized subselect`.`group_concat(b1)`)))))) +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <in_optimizer>(`test`.`t1_16`.`a1`,`test`.`t1_16`.`a1` in ( <materialize> (select group_concat(`test`.`t2_16`.`b1` separator ',') from `test`.`t2_16` group by `test`.`t2_16`.`b2` ), <primary_index_lookup>(`test`.`t1_16`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_16`.`a1` = `<subquery2>`.`group_concat(b1)`))))) select left(a1,7), left(a2,7) from t1_16 where a1 in (select group_concat(b1) from t2_16 group by b2); @@ -659,10 +672,10 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where 3 DEPENDENT SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where -3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer +3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (flat, BNL join) 4 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <expr_cache><concat(`test`.`t1`.`a1`,'x')>(<in_optimizer>(concat(`test`.`t1`.`a1`,'x'),<exists>(select 1 from `test`.`t1_16` where (<expr_cache><`test`.`t1_16`.`a2`,`test`.`t1_16`.`a1`>(<in_optimizer>((`test`.`t1_16`.`a1`,`test`.`t1_16`.`a2`),<exists>(select `test`.`t2_16`.`b1`,`test`.`t2_16`.`b2` from `test`.`t2_16` join `test`.`t2` where ((`test`.`t2`.`b2` = substr(`test`.`t2_16`.`b2`,1,6)) and <expr_cache><`test`.`t2`.`b1`>(<in_optimizer>(`test`.`t2`.`b1`,`test`.`t2`.`b1` in ( <materialize> (select `test`.`t3`.`c1` from `test`.`t3` where (`test`.`t3`.`c2` > '0') ), <primary_index_lookup>(`test`.`t2`.`b1` in <temporary table> on distinct_key where ((`test`.`t2`.`b1` = `materialized subselect`.`c1`)))))) and (<cache>(`test`.`t1_16`.`a1`) = `test`.`t2_16`.`b1`) and (<cache>(`test`.`t1_16`.`a2`) = `test`.`t2_16`.`b2`))))) and (<cache>(concat(`test`.`t1`.`a1`,'x')) = left(`test`.`t1_16`.`a1`,8)))))) +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>(concat(`test`.`t1`.`a1`,'x'),<exists>(select left(`test`.`t1_16`.`a1`,8) from `test`.`t1_16` where (<in_optimizer>((`test`.`t1_16`.`a1`,`test`.`t1_16`.`a2`),<exists>(select `test`.`t2_16`.`b1`,`test`.`t2_16`.`b2` from `test`.`t2_16` join `test`.`t2` where ((`test`.`t2`.`b2` = substr(`test`.`t2_16`.`b2`,1,6)) and <in_optimizer>(`test`.`t2`.`b1`,`test`.`t2`.`b1` in ( <materialize> (select `test`.`t3`.`c1` from `test`.`t3` where (`test`.`t3`.`c2` > '0') ), <primary_index_lookup>(`test`.`t2`.`b1` in <temporary table> on distinct_key where ((`test`.`t2`.`b1` = `<subquery4>`.`c1`))))) and (<cache>(`test`.`t1_16`.`a1`) = `test`.`t2_16`.`b1`) and (<cache>(`test`.`t1_16`.`a2`) = `test`.`t2_16`.`b2`)))) and (<cache>(concat(`test`.`t1`.`a1`,'x')) = left(`test`.`t1_16`.`a1`,8))))) drop table t1_16, t2_16, t3_16; set @blob_len = 512; set @suffix_len = @blob_len - @prefix_len; @@ -696,7 +709,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <expr_cache><`test`.`t1_512`.`a1`>(<in_optimizer>(`test`.`t1_512`.`a1`,<exists>(select 1 from `test`.`t2_512` where ((`test`.`t2_512`.`b1` > '0') and (<cache>(`test`.`t1_512`.`a1`) = `test`.`t2_512`.`b1`))))) +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <in_optimizer>(`test`.`t1_512`.`a1`,<exists>(select `test`.`t2_512`.`b1` from `test`.`t2_512` where ((`test`.`t2_512`.`b1` > '0') and (<cache>(`test`.`t1_512`.`a1`) = `test`.`t2_512`.`b1`)))) select left(a1,7), left(a2,7) from t1_512 where a1 in (select b1 from t2_512 where b1 > '0'); @@ -710,7 +723,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <expr_cache><`test`.`t1_512`.`a2`,`test`.`t1_512`.`a1`>(<in_optimizer>((`test`.`t1_512`.`a1`,`test`.`t1_512`.`a2`),<exists>(select `test`.`t2_512`.`b1`,`test`.`t2_512`.`b2` from `test`.`t2_512` where ((`test`.`t2_512`.`b1` > '0') and (<cache>(`test`.`t1_512`.`a1`) = `test`.`t2_512`.`b1`) and (<cache>(`test`.`t1_512`.`a2`) = `test`.`t2_512`.`b2`))))) +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <in_optimizer>((`test`.`t1_512`.`a1`,`test`.`t1_512`.`a2`),<exists>(select `test`.`t2_512`.`b1`,`test`.`t2_512`.`b2` from `test`.`t2_512` where ((`test`.`t2_512`.`b1` > '0') and (<cache>(`test`.`t1_512`.`a1`) = `test`.`t2_512`.`b1`) and (<cache>(`test`.`t1_512`.`a2`) = `test`.`t2_512`.`b2`)))) select left(a1,7), left(a2,7) from t1_512 where (a1,a2) in (select b1, b2 from t2_512 where b1 > '0'); @@ -724,7 +737,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <expr_cache><`test`.`t1_512`.`a1`>(<in_optimizer>(`test`.`t1_512`.`a1`,`test`.`t1_512`.`a1` in ( <materialize> (select substr(`test`.`t2_512`.`b1`,1,512) from `test`.`t2_512` where (`test`.`t2_512`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1_512`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_512`.`a1` = `materialized subselect`.`substring(b1,1,512)`)))))) +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <in_optimizer>(`test`.`t1_512`.`a1`,`test`.`t1_512`.`a1` in ( <materialize> (select substr(`test`.`t2_512`.`b1`,1,512) from `test`.`t2_512` where (`test`.`t2_512`.`b1` > '0') ), <primary_index_lookup>(`test`.`t1_512`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_512`.`a1` = `<subquery2>`.`substring(b1,1,512)`))))) select left(a1,7), left(a2,7) from t1_512 where a1 in (select substring(b1,1,512) from t2_512 where b1 > '0'); @@ -738,7 +751,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <expr_cache><`test`.`t1_512`.`a1`>(<in_optimizer>(`test`.`t1_512`.`a1`,`test`.`t1_512`.`a1` in ( <materialize> (select group_concat(`test`.`t2_512`.`b1` separator ',') from `test`.`t2_512` group by `test`.`t2_512`.`b2` ), <primary_index_lookup>(`test`.`t1_512`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_512`.`a1` = `materialized subselect`.`group_concat(b1)`)))))) +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <in_optimizer>(`test`.`t1_512`.`a1`,`test`.`t1_512`.`a1` in ( <materialize> (select group_concat(`test`.`t2_512`.`b1` separator ',') from `test`.`t2_512` group by `test`.`t2_512`.`b2` ), <primary_index_lookup>(`test`.`t1_512`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_512`.`a1` = `<subquery2>`.`group_concat(b1)`))))) select left(a1,7), left(a2,7) from t1_512 where a1 in (select group_concat(b1) from t2_512 group by b2); @@ -751,7 +764,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <expr_cache><`test`.`t1_512`.`a1`>(<in_optimizer>(`test`.`t1_512`.`a1`,`test`.`t1_512`.`a1` in ( <materialize> (select group_concat(`test`.`t2_512`.`b1` separator ',') from `test`.`t2_512` group by `test`.`t2_512`.`b2` ), <primary_index_lookup>(`test`.`t1_512`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_512`.`a1` = `materialized subselect`.`group_concat(b1)`)))))) +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` where <in_optimizer>(`test`.`t1_512`.`a1`,`test`.`t1_512`.`a1` in ( <materialize> (select group_concat(`test`.`t2_512`.`b1` separator ',') from `test`.`t2_512` group by `test`.`t2_512`.`b2` ), <primary_index_lookup>(`test`.`t1_512`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_512`.`a1` = `<subquery2>`.`group_concat(b1)`))))) select left(a1,7), left(a2,7) from t1_512 where a1 in (select group_concat(b1) from t2_512 group by b2); @@ -789,7 +802,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <expr_cache><`test`.`t1_1024`.`a1`>(<in_optimizer>(`test`.`t1_1024`.`a1`,<exists>(select 1 from `test`.`t2_1024` where ((`test`.`t2_1024`.`b1` > '0') and (<cache>(`test`.`t1_1024`.`a1`) = `test`.`t2_1024`.`b1`))))) +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <in_optimizer>(`test`.`t1_1024`.`a1`,<exists>(select `test`.`t2_1024`.`b1` from `test`.`t2_1024` where ((`test`.`t2_1024`.`b1` > '0') and (<cache>(`test`.`t1_1024`.`a1`) = `test`.`t2_1024`.`b1`)))) select left(a1,7), left(a2,7) from t1_1024 where a1 in (select b1 from t2_1024 where b1 > '0'); @@ -803,7 +816,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <expr_cache><`test`.`t1_1024`.`a2`,`test`.`t1_1024`.`a1`>(<in_optimizer>((`test`.`t1_1024`.`a1`,`test`.`t1_1024`.`a2`),<exists>(select `test`.`t2_1024`.`b1`,`test`.`t2_1024`.`b2` from `test`.`t2_1024` where ((`test`.`t2_1024`.`b1` > '0') and (<cache>(`test`.`t1_1024`.`a1`) = `test`.`t2_1024`.`b1`) and (<cache>(`test`.`t1_1024`.`a2`) = `test`.`t2_1024`.`b2`))))) +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <in_optimizer>((`test`.`t1_1024`.`a1`,`test`.`t1_1024`.`a2`),<exists>(select `test`.`t2_1024`.`b1`,`test`.`t2_1024`.`b2` from `test`.`t2_1024` where ((`test`.`t2_1024`.`b1` > '0') and (<cache>(`test`.`t1_1024`.`a1`) = `test`.`t2_1024`.`b1`) and (<cache>(`test`.`t1_1024`.`a2`) = `test`.`t2_1024`.`b2`)))) select left(a1,7), left(a2,7) from t1_1024 where (a1,a2) in (select b1, b2 from t2_1024 where b1 > '0'); @@ -817,7 +830,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <expr_cache><`test`.`t1_1024`.`a1`>(<in_optimizer>(`test`.`t1_1024`.`a1`,`test`.`t1_1024`.`a1` in (select 1 from `test`.`t2_1024` where ((`test`.`t2_1024`.`b1` > '0') and (<cache>(`test`.`t1_1024`.`a1`) = substr(`test`.`t2_1024`.`b1`,1,1024)))))) +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <in_optimizer>(`test`.`t1_1024`.`a1`,<exists>(select substr(`test`.`t2_1024`.`b1`,1,1024) from `test`.`t2_1024` where ((`test`.`t2_1024`.`b1` > '0') and (<cache>(`test`.`t1_1024`.`a1`) = substr(`test`.`t2_1024`.`b1`,1,1024))))) select left(a1,7), left(a2,7) from t1_1024 where a1 in (select substring(b1,1,1024) from t2_1024 where b1 > '0'); @@ -831,7 +844,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <expr_cache><`test`.`t1_1024`.`a1`>(<in_optimizer>(`test`.`t1_1024`.`a1`,`test`.`t1_1024`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1024`.`b1` separator ',') from `test`.`t2_1024` group by `test`.`t2_1024`.`b2` ), <primary_index_lookup>(`test`.`t1_1024`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1024`.`a1` = `materialized subselect`.`group_concat(b1)`)))))) +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <in_optimizer>(`test`.`t1_1024`.`a1`,`test`.`t1_1024`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1024`.`b1` separator ',') from `test`.`t2_1024` group by `test`.`t2_1024`.`b2` ), <primary_index_lookup>(`test`.`t1_1024`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1024`.`a1` = `<subquery2>`.`group_concat(b1)`))))) select left(a1,7), left(a2,7) from t1_1024 where a1 in (select group_concat(b1) from t2_1024 group by b2); @@ -844,7 +857,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <expr_cache><`test`.`t1_1024`.`a1`>(<in_optimizer>(`test`.`t1_1024`.`a1`,`test`.`t1_1024`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1024`.`b1` separator ',') from `test`.`t2_1024` group by `test`.`t2_1024`.`b2` ), <primary_index_lookup>(`test`.`t1_1024`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1024`.`a1` = `materialized subselect`.`group_concat(b1)`)))))) +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` where <in_optimizer>(`test`.`t1_1024`.`a1`,`test`.`t1_1024`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1024`.`b1` separator ',') from `test`.`t2_1024` group by `test`.`t2_1024`.`b2` ), <primary_index_lookup>(`test`.`t1_1024`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1024`.`a1` = `<subquery2>`.`group_concat(b1)`))))) select left(a1,7), left(a2,7) from t1_1024 where a1 in (select group_concat(b1) from t2_1024 group by b2); @@ -882,7 +895,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <expr_cache><`test`.`t1_1025`.`a1`>(<in_optimizer>(`test`.`t1_1025`.`a1`,<exists>(select 1 from `test`.`t2_1025` where ((`test`.`t2_1025`.`b1` > '0') and (<cache>(`test`.`t1_1025`.`a1`) = `test`.`t2_1025`.`b1`))))) +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <in_optimizer>(`test`.`t1_1025`.`a1`,<exists>(select `test`.`t2_1025`.`b1` from `test`.`t2_1025` where ((`test`.`t2_1025`.`b1` > '0') and (<cache>(`test`.`t1_1025`.`a1`) = `test`.`t2_1025`.`b1`)))) select left(a1,7), left(a2,7) from t1_1025 where a1 in (select b1 from t2_1025 where b1 > '0'); @@ -896,7 +909,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <expr_cache><`test`.`t1_1025`.`a2`,`test`.`t1_1025`.`a1`>(<in_optimizer>((`test`.`t1_1025`.`a1`,`test`.`t1_1025`.`a2`),<exists>(select `test`.`t2_1025`.`b1`,`test`.`t2_1025`.`b2` from `test`.`t2_1025` where ((`test`.`t2_1025`.`b1` > '0') and (<cache>(`test`.`t1_1025`.`a1`) = `test`.`t2_1025`.`b1`) and (<cache>(`test`.`t1_1025`.`a2`) = `test`.`t2_1025`.`b2`))))) +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <in_optimizer>((`test`.`t1_1025`.`a1`,`test`.`t1_1025`.`a2`),<exists>(select `test`.`t2_1025`.`b1`,`test`.`t2_1025`.`b2` from `test`.`t2_1025` where ((`test`.`t2_1025`.`b1` > '0') and (<cache>(`test`.`t1_1025`.`a1`) = `test`.`t2_1025`.`b1`) and (<cache>(`test`.`t1_1025`.`a2`) = `test`.`t2_1025`.`b2`)))) select left(a1,7), left(a2,7) from t1_1025 where (a1,a2) in (select b1, b2 from t2_1025 where b1 > '0'); @@ -910,7 +923,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <expr_cache><`test`.`t1_1025`.`a1`>(<in_optimizer>(`test`.`t1_1025`.`a1`,`test`.`t1_1025`.`a1` in (select 1 from `test`.`t2_1025` where ((`test`.`t2_1025`.`b1` > '0') and (<cache>(`test`.`t1_1025`.`a1`) = substr(`test`.`t2_1025`.`b1`,1,1025)))))) +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <in_optimizer>(`test`.`t1_1025`.`a1`,<exists>(select substr(`test`.`t2_1025`.`b1`,1,1025) from `test`.`t2_1025` where ((`test`.`t2_1025`.`b1` > '0') and (<cache>(`test`.`t1_1025`.`a1`) = substr(`test`.`t2_1025`.`b1`,1,1025))))) select left(a1,7), left(a2,7) from t1_1025 where a1 in (select substring(b1,1,1025) from t2_1025 where b1 > '0'); @@ -924,7 +937,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <expr_cache><`test`.`t1_1025`.`a1`>(<in_optimizer>(`test`.`t1_1025`.`a1`,`test`.`t1_1025`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1025`.`b1` separator ',') from `test`.`t2_1025` group by `test`.`t2_1025`.`b2` ), <primary_index_lookup>(`test`.`t1_1025`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1025`.`a1` = `materialized subselect`.`group_concat(b1)`)))))) +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <in_optimizer>(`test`.`t1_1025`.`a1`,`test`.`t1_1025`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1025`.`b1` separator ',') from `test`.`t2_1025` group by `test`.`t2_1025`.`b2` ), <primary_index_lookup>(`test`.`t1_1025`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1025`.`a1` = `<subquery2>`.`group_concat(b1)`))))) select left(a1,7), left(a2,7) from t1_1025 where a1 in (select group_concat(b1) from t2_1025 group by b2); @@ -937,7 +950,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using filesort Warnings: -Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <expr_cache><`test`.`t1_1025`.`a1`>(<in_optimizer>(`test`.`t1_1025`.`a1`,`test`.`t1_1025`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1025`.`b1` separator ',') from `test`.`t2_1025` group by `test`.`t2_1025`.`b2` ), <primary_index_lookup>(`test`.`t1_1025`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1025`.`a1` = `materialized subselect`.`group_concat(b1)`)))))) +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` where <in_optimizer>(`test`.`t1_1025`.`a1`,`test`.`t1_1025`.`a1` in ( <materialize> (select group_concat(`test`.`t2_1025`.`b1` separator ',') from `test`.`t2_1025` group by `test`.`t2_1025`.`b2` ), <primary_index_lookup>(`test`.`t1_1025`.`a1` in <temporary table> on distinct_key where ((`test`.`t1_1025`.`a1` = `<subquery2>`.`group_concat(b1)`))))) select left(a1,7), left(a2,7) from t1_1025 where a1 in (select group_concat(b1) from t2_1025 group by b2); @@ -951,7 +964,6 @@ insert into t1bit values (b'010', b'110'); insert into t2bit values (b'001', b'101'); insert into t2bit values (b'010', b'110'); insert into t2bit values (b'110', b'111'); -set @@optimizer_switch='semijoin=off'; explain extended select bin(a1), bin(a2) from t1bit where (a1, a2) in (select b1, b2 from t2bit); @@ -959,7 +971,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1bit ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2bit ALL NULL NULL NULL NULL 3 100.00 Warnings: -Note 1003 select conv(`test`.`t1bit`.`a1`,10,2) AS `bin(a1)`,conv(`test`.`t1bit`.`a2`,10,2) AS `bin(a2)` from `test`.`t1bit` where <expr_cache><`test`.`t1bit`.`a2`,`test`.`t1bit`.`a1`>(<in_optimizer>((`test`.`t1bit`.`a1`,`test`.`t1bit`.`a2`),(`test`.`t1bit`.`a1`,`test`.`t1bit`.`a2`) in ( <materialize> (select `test`.`t2bit`.`b1`,`test`.`t2bit`.`b2` from `test`.`t2bit` ), <primary_index_lookup>(`test`.`t1bit`.`a1` in <temporary table> on distinct_key where ((`test`.`t1bit`.`a1` = `materialized subselect`.`b1`) and (`test`.`t1bit`.`a2` = `materialized subselect`.`b2`)))))) +Note 1003 select conv(`test`.`t1bit`.`a1`,10,2) AS `bin(a1)`,conv(`test`.`t1bit`.`a2`,10,2) AS `bin(a2)` from `test`.`t1bit` where <in_optimizer>((`test`.`t1bit`.`a1`,`test`.`t1bit`.`a2`),(`test`.`t1bit`.`a1`,`test`.`t1bit`.`a2`) in ( <materialize> (select `test`.`t2bit`.`b1`,`test`.`t2bit`.`b2` from `test`.`t2bit` ), <primary_index_lookup>(`test`.`t1bit`.`a1` in <temporary table> on distinct_key where ((`test`.`t1bit`.`a1` = `<subquery2>`.`b1`) and (`test`.`t1bit`.`a2` = `<subquery2>`.`b2`))))) select bin(a1), bin(a2) from t1bit where (a1, a2) in (select b1, b2 from t2bit); @@ -982,7 +994,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1bb ALL NULL NULL NULL NULL 3 100.00 Using where 2 DEPENDENT SUBQUERY t2bb ALL NULL NULL NULL NULL 3 100.00 Using where Warnings: -Note 1003 select conv(`test`.`t1bb`.`a1`,10,2) AS `bin(a1)`,`test`.`t1bb`.`a2` AS `a2` from `test`.`t1bb` where <expr_cache><`test`.`t1bb`.`a2`,`test`.`t1bb`.`a1`>(<in_optimizer>((`test`.`t1bb`.`a1`,`test`.`t1bb`.`a2`),<exists>(select `test`.`t2bb`.`b1`,`test`.`t2bb`.`b2` from `test`.`t2bb` where ((<cache>(`test`.`t1bb`.`a1`) = `test`.`t2bb`.`b1`) and (<cache>(`test`.`t1bb`.`a2`) = `test`.`t2bb`.`b2`))))) +Note 1003 select conv(`test`.`t1bb`.`a1`,10,2) AS `bin(a1)`,`test`.`t1bb`.`a2` AS `a2` from `test`.`t1bb` where <in_optimizer>((`test`.`t1bb`.`a1`,`test`.`t1bb`.`a2`),<exists>(select `test`.`t2bb`.`b1`,`test`.`t2bb`.`b2` from `test`.`t2bb` where ((<cache>(`test`.`t1bb`.`a1`) = `test`.`t2bb`.`b1`) and (<cache>(`test`.`t1bb`.`a2`) = `test`.`t2bb`.`b2`)))) select bin(a1), a2 from t1bb where (a1, a2) in (select b1, b2 from t2bb); @@ -994,7 +1006,7 @@ drop table t1, t2, t3, t1i, t2i, t3i, columns; /****************************************************************************** * Test the cache of the left operand of IN. ******************************************************************************/ -set @@optimizer_switch='semijoin=off'; +# Test that default values of Cached_item are not used for comparison create table t1 (s1 int); create table t2 (s2 int); insert into t1 values (5),(1),(0); @@ -1030,7 +1042,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 7 100.00 Using where 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `materialized subselect`.`c`)))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `<subquery2>`.`c`))))) select a from t1 where a in (select c from t2 where d >= 20); a 2 @@ -1044,7 +1056,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL it1a 4 NULL 7 100.00 Using where; Using index 2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `materialized subselect`.`c`)))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `<subquery2>`.`c`))))) select a from t1 where a in (select c from t2 where d >= 20); a 2 @@ -1058,7 +1070,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL it1a 4 NULL 7 100.00 Using where; Using index 2 SUBQUERY t2 ALL NULL NULL NULL NULL 7 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `materialized subselect`.`c`)))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `<subquery2>`.`c`))))) select a from t1 where a in (select c from t2 where d >= 20); a 2 @@ -1071,7 +1083,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL it1a 4 NULL 7 100.00 Using index 2 SUBQUERY t2 ALL NULL NULL NULL NULL 7 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `materialized subselect`.`c`)))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `<subquery2>`.`c`))))) select a from t1 group by a having a in (select c from t2 where d >= 20); a 2 @@ -1083,7 +1095,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL it1a 4 NULL 7 100.00 Using index 2 SUBQUERY t2 ALL NULL NULL NULL NULL 7 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `materialized subselect`.`c`)))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `<subquery2>`.`c`))))) select a from t1 group by a having a in (select c from t2 where d >= 20); a 2 @@ -1097,7 +1109,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <expr_cache><`test`.`t1`.`a`,max(`test`.`t1`.`b`)>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t2` where (<nop>(<expr_cache><`test`.`t2`.`d`,max(`test`.`t1`.`b`)>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where (max(`test`.`t1`.`b`) = `test`.`t3`.`e`) having (<cache>(`test`.`t2`.`d`) >= <ref_null_helper>(`test`.`t3`.`e`)))))) and (<cache>(`test`.`t1`.`a`) = `test`.`t2`.`c`))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`c` from `test`.`t2` where (<nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where (max(`test`.`t1`.`b`) = `test`.`t3`.`e`) having (<cache>(`test`.`t2`.`d`) >= <ref_null_helper>(`test`.`t3`.`e`))))) and (<cache>(`test`.`t1`.`a`) = `test`.`t2`.`c`)))) select a from t1 group by a having a in (select c from t2 where d >= some(select e from t3 where max(b)=e)); a @@ -1112,7 +1124,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`,`test`.`t1`.`b`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t2` where (<nop>(<expr_cache><`test`.`t2`.`d`,`test`.`t1`.`b`>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select 1 from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`)))))) and (<cache>(`test`.`t1`.`a`) = `test`.`t2`.`c`))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`c` from `test`.`t2` where (<nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`))))) and (<cache>(`test`.`t1`.`a`) = `test`.`t2`.`c`)))) select a from t1 where a in (select c from t2 where d >= some(select e from t3 where b=e)); a @@ -1138,36 +1150,53 @@ create table t2 (b1 int); insert into t1 values (5); explain select min(a1) from t1 where 7 in (select b1 from t2 group by b1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +1 PRIMARY t1 system NULL NULL NULL NULL 1 2 SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found select min(a1) from t1 where 7 in (select b1 from t2 group by b1); min(a1) -set @@optimizer_switch='default,materialization=off'; +NULL +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; explain select min(a1) from t1 where 7 in (select b1 from t2 group by b1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +1 PRIMARY t1 system NULL NULL NULL NULL 1 2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found select min(a1) from t1 where 7 in (select b1 from t2 group by b1); min(a1) -set @@optimizer_switch='default,semijoin=off'; +NULL +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; explain select min(a1) from t1 where 7 in (select b1 from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +1 PRIMARY t1 system NULL NULL NULL NULL 1 2 SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found select min(a1) from t1 where 7 in (select b1 from t2); min(a1) -set @@optimizer_switch='default,materialization=off'; +NULL +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; +# with MariaDB and MWL#90, this particular case is solved: explain select min(a1) from t1 where 7 in (select b1 from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables select min(a1) from t1 where 7 in (select b1 from t2); min(a1) NULL +# but when we go around MWL#90 code, the problem still shows up: +explain select min(a1) from t1 where 7 in (select b1 from t2) or 2> 4; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +select min(a1) from t1 where 7 in (select b1 from t2) or 2> 4; +min(a1) +NULL +set @@optimizer_switch= @save_optimizer_switch; drop table t1,t2; create table t1 (a char(2), b varchar(10)); insert into t1 values ('a', 'aaa'); insert into t1 values ('aa', 'aaaa'); -set @@optimizer_switch='default,semijoin=off'; explain select a,b from t1 where b in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where @@ -1180,6 +1209,228 @@ a b execute st1; a b drop table t1; +# +# BUG#49630: Segfault in select_describe() with double +# nested subquery and materialization +# +CREATE TABLE t1 (t1i int); +CREATE TABLE t2 (t2i int); +CREATE TABLE t3 (t3i int); +CREATE TABLE t4 (t4i int); +INSERT INTO t1 VALUES (1); +INSERT INTO t2 VALUES (1),(2); +INSERT INTO t3 VALUES (1),(2); +INSERT INTO t4 VALUES (1),(2); + +EXPLAIN +SELECT t1i +FROM t1 JOIN t4 ON t1i=t4i +WHERE (t1i) IN ( +SELECT t2i +FROM t2 +WHERE (t2i) IN ( +SELECT t3i +FROM t3 +GROUP BY t3i +) +); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +3 SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using temporary +DROP TABLE t1,t2,t3,t4; +CREATE TABLE t1 ( +pk INTEGER AUTO_INCREMENT, +col_int_nokey INTEGER, +col_int_key INTEGER, +col_varchar_key VARCHAR(1), +PRIMARY KEY (pk), +KEY (col_int_key), +KEY (col_varchar_key, col_int_key) +) +; +INSERT INTO t1 ( +col_int_key, col_int_nokey, col_varchar_key +) +VALUES +(2, NULL, 'w'), +(9, 7, 'm'), +(3, 9, 'm'), +(9, 7, 'k'), +(NULL, 4, 'r'), +(9, 2, 't'), +(3, 6, 'j'), +(8, 8, 'u'), +(8, NULL, 'h'), +(53, 5, 'o'), +(0, NULL, NULL), +(5, 6, 'k'), +(166, 188, 'e'), +(3, 2, 'n'), +(0, 1, 't'), +(1, 1, 'c'), +(9, 0, 'm'), +(5, 9, 'y'), +(6, NULL, 'f'), +(2, 4, 'd') +; +SELECT table2.col_varchar_key AS field1, +table2.col_int_nokey AS field2 +FROM ( t1 AS table1 LEFT OUTER JOIN t1 AS table2 +ON (table2.col_varchar_key = table1.col_varchar_key ) ) +WHERE table1.pk = 6 +HAVING ( field2 ) IN +( SELECT SUBQUERY2_t2.col_int_nokey AS SUBQUERY2_field2 +FROM ( t1 AS SUBQUERY2_t1 JOIN t1 AS SUBQUERY2_t2 +ON (SUBQUERY2_t2.col_varchar_key = SUBQUERY2_t1.col_varchar_key ) ) ) +ORDER BY field2 +; +field1 field2 +t 1 +t 2 +drop table t1; +# +# BUG#53103: MTR test ps crashes in optimize_cond() +# when running with --debug +# +CREATE TABLE t1(track varchar(15)); +INSERT INTO t1 VALUES ('CAD'), ('CAD'); +PREPARE STMT FROM +"SELECT 1 FROM t1 + WHERE + track IN (SELECT track FROM t1 + GROUP BY track + HAVING track>='CAD')"; +EXECUTE STMT ; +1 +1 +1 +EXECUTE STMT ; +1 +1 +1 +DEALLOCATE PREPARE STMT; +DROP TABLE t1; +# End of BUG#53103 +# +# BUG#54511 - Assertion failed: cache != 0L in file +# sql_select.cc::sub_select_cache on HAVING +# +CREATE TABLE t1 (i int(11)); +CREATE TABLE t2 (c char(1)); +CREATE TABLE t3 (c char(1)); +INSERT INTO t1 VALUES (1), (2); +INSERT INTO t2 VALUES ('a'), ('b'); +INSERT INTO t3 VALUES ('x'), ('y'); +SELECT COUNT( i ),i +FROM t1 +HAVING ('c') +IN (SELECT t2.c FROM (t2 JOIN t3)); +COUNT( i ) i +DROP TABLE t1,t2,t3; +# End BUG#54511 +# +# BUG#56367 - Assertion exec_method != EXEC_MATERIALIZATION... +# on subquery in FROM +# +CREATE TABLE t1 (a INTEGER); +CREATE TABLE t2 (b INTEGER); +INSERT INTO t2 VALUES (1); +explain SELECT a FROM ( +SELECT t1.* FROM t1 LEFT JOIN t2 ON t1.a > 3 OR t2.b IN (SELECT a FROM t1) +) table1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table +3 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +SELECT a FROM ( +SELECT t1.* FROM t1 LEFT JOIN t2 ON t1.a > 3 OR t2.b IN (SELECT a FROM t1) +) table1; +a +DROP TABLE t1, t2; +# End BUG#56367 +# +# Bug#59833 - materialization=on/off leads to different result set +# when using IN +# +CREATE TABLE t1 ( +pk int NOT NULL, +f1 int DEFAULT NULL, +PRIMARY KEY (pk) +) ENGINE=MyISAM; +CREATE TABLE t2 ( +pk int NOT NULL, +f1 int DEFAULT NULL, +PRIMARY KEY (pk) +) ENGINE=MyISAM; +INSERT INTO t1 VALUES (10,0); +INSERT INTO t2 VALUES (10,0),(11,0); +explain SELECT * FROM t1 JOIN t2 USING (f1) +WHERE t1.f1 IN (SELECT t1.pk FROM t1 ORDER BY t1.f1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY t1 system NULL NULL NULL NULL 1 +SELECT * FROM t1 JOIN t2 USING (f1) +WHERE t1.f1 IN (SELECT t1.pk FROM t1 ORDER BY t1.f1); +f1 pk pk +DROP TABLE t1, t2; +# End Bug#59833 +# +# Bug#11852644 - CRASH IN ITEM_REF::SAVE_IN_FIELD ON SELECT DISTINCT +# +CREATE TABLE t1 ( +col_varchar_key varchar(1) DEFAULT NULL, +col_varchar_nokey varchar(1) DEFAULT NULL, +KEY col_varchar_key (col_varchar_key)) +; +INSERT INTO t1 VALUES +('v','v'),('r','r'); +CREATE TABLE t2 ( +col_varchar_key varchar(1) DEFAULT NULL, +col_varchar_nokey varchar(1) DEFAULT NULL, +KEY col_varchar_key(col_varchar_key)) +; +INSERT INTO t2 VALUES +('r','r'),('c','c'); +CREATE VIEW v3 AS SELECT * FROM t2; +SELECT DISTINCT alias2.col_varchar_key +FROM t1 AS alias1 JOIN v3 AS alias2 +ON alias2.col_varchar_key = alias1.col_varchar_key +HAVING col_varchar_key IN (SELECT col_varchar_nokey FROM t2) +; +col_varchar_key +r +DROP TABLE t1, t2; +DROP VIEW v3; +# End Bug#11852644 + +# Bug#12668294 - GROUP BY ON EMPTY RESULT GIVES EMPTY ROW +# INSTEAD OF NULL WHEN MATERIALIZATION ON + +CREATE TABLE t1 (col_int_nokey INT) ENGINE=MEMORY; +CREATE TABLE t2 (col_int_nokey INT) ENGINE=MEMORY; +INSERT INTO t2 VALUES (8),(7); +CREATE TABLE t3 (col_int_nokey INT) ENGINE=MEMORY; +INSERT INTO t3 VALUES (7); +SELECT MIN(t3.col_int_nokey),t1.col_int_nokey AS field3 +FROM t3 +LEFT JOIN t1 +ON t1.col_int_nokey +WHERE (194, 200) IN ( +SELECT SQ4_alias1.col_int_nokey, +SQ4_alias2.col_int_nokey +FROM t2 AS SQ4_alias1 +JOIN +t2 AS SQ4_alias2 +ON SQ4_alias2.col_int_nokey = 5 +) +GROUP BY field3 ; +MIN(t3.col_int_nokey) field3 +DROP TABLE t1; +DROP TABLE t2; +DROP TABLE t3; CREATE TABLE t1 (f1 INT, f2 DECIMAL(5,3)) ENGINE=MyISAM; INSERT INTO t1 (f1, f2) VALUES (1, 1.789); INSERT INTO t1 (f1, f2) VALUES (13, 1.454); @@ -1187,15 +1438,18 @@ INSERT INTO t1 (f1, f2) VALUES (10, 1.668); CREATE TABLE t2 LIKE t1; INSERT INTO t2 VALUES (1, 1.789); INSERT INTO t2 VALUES (13, 1.454); -SET @@optimizer_switch='default,semijoin=on,materialization=on'; +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +SET @@optimizer_switch='semijoin=on,materialization=on'; EXPLAIN SELECT COUNT(*) FROM t1 WHERE (f1,f2) IN (SELECT f1,f2 FROM t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 2 -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) 2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 SELECT COUNT(*) FROM t1 WHERE (f1,f2) IN (SELECT f1,f2 FROM t2); COUNT(*) 2 +set @@optimizer_switch= @save_optimizer_switch; DROP TABLE t1, t2; CREATE TABLE t1 ( pk int, @@ -1208,12 +1462,14 @@ PRIMARY KEY (pk) INSERT INTO t1 VALUES (1,'o','ffff','ffff','ffoo'),(2,'f','ffff','ffff','ffff'); CREATE TABLE t2 LIKE t1; INSERT INTO t2 VALUES (1,'i','iiii','iiii','iiii'),(2,'f','ffff','ffff','ffff'); -SET @@optimizer_switch='default,semijoin=on,materialization=on'; +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +SET @@optimizer_switch='semijoin=on,materialization=on'; EXPLAIN SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Using MRR +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Rowid-ordered scan SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0); pk 2 @@ -1221,6 +1477,7 @@ SELECT pk FROM t1 WHERE (b,c,d) IN (SELECT b,c,d FROM t2 WHERE pk > 0); pk 2 DROP TABLE t1, t2; +set optimizer_switch=@save_optimizer_switch; # # BUG#50019: Wrong result for IN-subquery with materialization # @@ -1237,7 +1494,7 @@ i 3 4 set @save_optimizer_switch=@@optimizer_switch; -set session optimizer_switch='materialization=off'; +set session optimizer_switch='materialization=off,in_to_exists=on'; select * from t1 where t1.i in (select t2.i from t2 join t3 where t2.i + t3.i = 5); i 1 @@ -1272,6 +1529,69 @@ a a in (select a from t1) 1 0 2 0 drop table t0, t1; +set optimizer_switch='firstmatch=on'; +# +# MWL#90, review feedback: check what happens when the subquery +# looks like candidate for MWL#90 checking at the first glance +# but then subselect_hash_sj_engine::init_permanent() discovers +# that it's not possible to perform duplicate removal for the +# selected datatypes, and so materialization isn't applicable after +# all. +# +set @blob_len = 1024; +set @suffix_len = @blob_len - @prefix_len; +create table t1_1024 (a1 blob(1024), a2 blob(1024)); +create table t2_1024 (b1 blob(1024), b2 blob(1024)); +insert into t1_1024 values +(concat('1 - 00', repeat('x', @suffix_len)), concat('2 - 00', repeat('x', @suffix_len))); +insert into t1_1024 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t1_1024 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +explain select left(a1,7), left(a2,7) from t1_1024 where (a1,3) in (select substring(b1,1,1024), count(*) from t2_1024 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 Using where +2 DEPENDENT SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 Using where +select left(a1,7), left(a2,7) from t1_1024 where (a1,3) in (select substring(b1,1,1024), count(*) from t2_1024 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +drop table t1_1024, t2_1024; +set optimizer_switch=@subselect_sj_mat_tmp; +set @subselect_mat_test_optimizer_switch_value=null; +set @@optimizer_switch='materialization=on,in_to_exists=off,semijoin=off'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +create table t0 (a int); +insert into t0 values (0),(1),(2); +create table t1 (a int); +insert into t1 values (0),(1),(2); +explain select a, a in (select a from t1) from t0; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 3 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 3 +select a, a in (select a from t1) from t0; +a a in (select a from t1) +0 1 +1 1 +2 1 +prepare s from 'select a, a in (select a from t1) from t0'; +execute s; +a a in (select a from t1) +0 1 +1 1 +2 1 +update t1 set a=123; +execute s; +a a in (select a from t1) +0 0 +1 0 +2 0 +drop table t0, t1; # # LPBUG#609121: RQG: wrong result on aggregate + NOT IN + HAVING and # partial_match_table_scan=on @@ -1297,3 +1617,198 @@ id select_type table type possible_keys key key_len ref rows Extra SELECT SUM(c1) c1_sum FROM t1 WHERE c1 IN (SELECT c2 FROM t2) HAVING c1_sum; c1_sum drop table t1, t2; +# +# BUG#52344 - Subquery materialization: +# Assertion if subquery in on-clause of outer join +# +set @@optimizer_switch='semijoin=off'; +CREATE TABLE t1 (i INTEGER); +INSERT INTO t1 VALUES (10); +CREATE TABLE t2 (j INTEGER); +INSERT INTO t2 VALUES (5); +CREATE TABLE t3 (k INTEGER); +EXPLAIN +SELECT i FROM t1 LEFT JOIN t2 ON (j) IN (SELECT k FROM t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where +2 SUBQUERY t3 system NULL NULL NULL NULL 0 const row not found +SELECT i FROM t1 LEFT JOIN t2 ON (j) IN (SELECT k FROM t3); +i +10 +EXPLAIN +SELECT i FROM t1 LEFT JOIN t2 ON (j) IN (SELECT max(k) FROM t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where +2 SUBQUERY t3 system NULL NULL NULL NULL 0 const row not found +SELECT i FROM t1 LEFT JOIN t2 ON (j) IN (SELECT max(k) FROM t3); +i +10 +DROP TABLE t1, t2, t3; +# +# LPBUG#611622/BUG#52344: Subquery materialization: Assertion +# if subquery in on-clause of outer join +# +CREATE TABLE t1 (c1 int); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2 (c2 int); +INSERT INTO t2 VALUES (10); +PREPARE st1 FROM " +SELECT * +FROM t2 LEFT JOIN t2 t3 ON (8, 4) IN (SELECT c1, c1 FROM t1)"; +EXECUTE st1; +c2 c2 +10 NULL +EXECUTE st1; +c2 c2 +10 NULL +DROP TABLE t1, t2; +# +# Testcase backport: BUG#46548 IN-subqueries return 0 rows with materialization=on +# +CREATE TABLE t1 ( +pk int, +a varchar(1), +b varchar(4), +c varchar(4), +d varchar(4), +PRIMARY KEY (pk) +); +INSERT INTO t1 VALUES (1,'o','ffff','ffff','ffoo'),(2,'f','ffff','ffff','ffff'); +CREATE TABLE t2 LIKE t1; +INSERT INTO t2 VALUES (1,'i','iiii','iiii','iiii'),(2,'f','ffff','ffff','ffff'); +SET @@optimizer_switch='default,semijoin=on,materialization=on'; +EXPLAIN SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 Using where +SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0); +pk +2 +SELECT pk FROM t1 WHERE (b,c,d) IN (SELECT b,c,d FROM t2 WHERE pk > 0); +pk +2 +DROP TABLE t1, t2; +# +# BUG#724228: Wrong result with materialization=on and three aggregates in maria-5.3-mwl90 +# +CREATE TABLE t1 ( f2 int(11)) ; +INSERT IGNORE INTO t1 VALUES ('7'),('9'),('7'),('4'),('2'),('6'),('8'),('5'),('6'),('188'),('2'),('1'),('1'),('0'),('9'),('4'); +CREATE TABLE t2 ( f1 int(11), f2 int(11)) ENGINE=MyISAM; +INSERT IGNORE INTO t2 VALUES ('1','1'); +CREATE TABLE t3 ( f1 int(11), f2 int(11), f3 int(11), PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t3 VALUES ('16','6','1'),('18','3','4'),('19',NULL,'9'),('20','0','6'),('41','2','0'),('42','2','5'),('43','9','6'),('44','7','4'),('45','1','4'),('46','222','238'),('47','3','6'),('48','6','6'),('49',NULL,'1'),('50','5','1'); +SET @_save_join_cache_level = @@join_cache_level; +SET @_save_optimizer_switch = @@optimizer_switch; +SET join_cache_level = 1; +SET optimizer_switch='materialization=on'; +SELECT f1 FROM t3 +WHERE +f1 NOT IN (SELECT MAX(f2) FROM t1) AND +f3 IN (SELECT MIN(f1) FROM t2) AND +f1 IN (SELECT COUNT(f2) FROM t1); +f1 +16 +SET @@join_cache_level = @_save_join_cache_level; +SET @@optimizer_switch = @_save_optimizer_switch; +drop table t1, t2, t3; +# +# LPBUG#719198 Ordered_key::cmp_key_with_search_key(rownum_t): Assertion `!compare_pred[i]->null_value' +# failed with subquery on both sides of NOT IN and materialization +# +CREATE TABLE t1 (f1a int, f1b int) ; +INSERT IGNORE INTO t1 VALUES (1,1),(2,2); +CREATE TABLE t2 ( f2 int); +INSERT IGNORE INTO t2 VALUES (3),(4); +CREATE TABLE t3 (f3a int, f3b int); +set @@optimizer_switch='materialization=on,partial_match_rowid_merge=on,partial_match_table_scan=off,in_to_exists=off'; +EXPLAIN +SELECT * FROM t2 WHERE (SELECT f3a FROM t3) NOT IN (SELECT f1a FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +3 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +SELECT * FROM t2 WHERE (SELECT f3a FROM t3) NOT IN (SELECT f1a FROM t1); +f2 +EXPLAIN +SELECT (SELECT f3a FROM t3) NOT IN (SELECT f1a FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +3 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +SELECT (SELECT f3a FROM t3) NOT IN (SELECT f1a FROM t1); +(SELECT f3a FROM t3) NOT IN (SELECT f1a FROM t1) +NULL +EXPLAIN +SELECT * FROM t2 WHERE (SELECT f3a, f3b FROM t3) NOT IN (SELECT f1a, f1b FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 +3 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +SELECT * FROM t2 WHERE (SELECT f3a, f3b FROM t3) NOT IN (SELECT f1a, f1b FROM t1); +f2 +EXPLAIN +SELECT (SELECT f3a, f3b FROM t3) NOT IN (SELECT f1a, f1b FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +3 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +SELECT (SELECT f3a, f3b FROM t3) NOT IN (SELECT f1a, f1b FROM t1); +(SELECT f3a, f3b FROM t3) NOT IN (SELECT f1a, f1b FROM t1) +NULL +drop table t1, t2, t3; +# +# LPBUG#730604 Assertion `bit < (map)->n_bits' failed in maria-5.3 with +# partial_match_rowid_merge +# +CREATE TABLE t1 (f1 int NOT NULL, f2 int, f3 int) ; +CREATE TABLE t2 (f1 int NOT NULL, f2 int, f3 int) ; +INSERT INTO t1 VALUES (60, 3, null), (61, null, 77); +INSERT INTO t2 VALUES (1000,6,2); +set @@optimizer_switch='materialization=on,partial_match_rowid_merge=on,partial_match_table_scan=off,in_to_exists=off'; +EXPLAIN +SELECT (f1, f2, f3) NOT IN +(SELECT COUNT(DISTINCT f2), f1, f3 FROM t1 GROUP BY f1, f3) +FROM t2; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using filesort +SELECT (f1, f2, f3) NOT IN +(SELECT COUNT(DISTINCT f2), f1, f3 FROM t1 GROUP BY f1, f3) +FROM t2; +(f1, f2, f3) NOT IN +(SELECT COUNT(DISTINCT f2), f1, f3 FROM t1 GROUP BY f1, f3) +1 +drop table t1, t2; +# +# LPBUG#702301: MAX in select + always false WHERE with SQ +# +CREATE TABLE t1 (a int, b int, KEY (b)); +INSERT INTO t1 VALUES (3,1), (4,2); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (7), (8); +set @@optimizer_switch='materialization=on,in_to_exists=off,semijoin=off'; +SELECT MAX(t1.b) AS max_res FROM t1 WHERE (9) IN (SELECT a FROM t2); +max_res +NULL +EXPLAIN EXTENDED +SELECT MAX(t1.b) AS max_res FROM t1 WHERE (9) IN (SELECT a FROM t2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL b 5 NULL 2 100.00 Using index +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 +Warnings: +Note 1003 select max(`test`.`t1`.`b`) AS `max_res` from `test`.`t1` where <in_optimizer>(9,9 in ( <materialize> (select `test`.`t2`.`a` from `test`.`t2` ), <primary_index_lookup>(9 in <temporary table> on distinct_key where ((9 = `<subquery2>`.`a`))))) +set @@optimizer_switch='materialization=off,in_to_exists=on,semijoin=off'; +SELECT MAX(t1.b) AS max_res FROM t1 WHERE (9) IN (SELECT a FROM t2); +max_res +NULL +EXPLAIN EXTENDED +SELECT MAX(t1.b) AS max_res FROM t1 WHERE (9) IN (SELECT a FROM t2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL b 5 NULL 2 100.00 Using index +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select max(`test`.`t1`.`b`) AS `max_res` from `test`.`t1` where <in_optimizer>(9,<exists>(select `test`.`t2`.`a` from `test`.`t2` where (9 = `test`.`t2`.`a`))) +DROP TABLE t1,t2; diff --git a/mysql-test/r/subselect_mat_cost.result b/mysql-test/r/subselect_mat_cost.result new file mode 100644 index 00000000000..a642c498e53 --- /dev/null +++ b/mysql-test/r/subselect_mat_cost.result @@ -0,0 +1,562 @@ +set @subselect_mat_cost=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +TEST GROUP 1: +Typical cases of in-to-exists and materialization subquery strategies +===================================================================== +drop database if exists world; +set names utf8; +create database world; +use world; +CREATE TABLE Country ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +Population int(11) NOT NULL default '0', +Capital int(11) default NULL, +PRIMARY KEY (Code), +UNIQUE INDEX (Name) +); +CREATE TABLE City ( +ID int(11) NOT NULL auto_increment, +Name char(35) NOT NULL default '', +Country char(3) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID), +INDEX (Population), +INDEX (Country) +); +CREATE TABLE CountryLanguage ( +Country char(3) NOT NULL default '', +Language char(30) NOT NULL default '', +Percentage float(3,1) NOT NULL default '0.0', +PRIMARY KEY (Country, Language), +INDEX (Percentage) +); +Make the schema and data more diverse by adding more indexes, nullable +columns, and NULL data. +create index SurfaceArea on Country(SurfaceArea); +create index Language on CountryLanguage(Language); +create index CityName on City(Name); +alter table City change population population int(11) null default 0; +select max(id) from City into @max_city_id; +insert into City values (@max_city_id + 1,'Kilifarevo','BGR',NULL); +SELECT COUNT(*) FROM Country; +COUNT(*) +239 +SELECT COUNT(*) FROM City; +COUNT(*) +4080 +SELECT COUNT(*) FROM CountryLanguage; +COUNT(*) +984 +set @@optimizer_switch = 'in_to_exists=on,semijoin=on,materialization=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on'; + +1. Subquery in a disjunctive WHERE clause of the outer query. + + +Q1.1m: +MATERIALIZATION: there are too many rows in the outer query +to be looked up in the inner table. +EXPLAIN +SELECT Name FROM Country +WHERE (Code IN (select Country from City where City.Population > 100000) OR +Name LIKE 'L%') AND +surfacearea > 1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country ALL Name,SurfaceArea NULL NULL NULL 239 Using where +2 SUBQUERY City ALL Population,Country NULL NULL NULL 4080 Using where +SELECT Name FROM Country +WHERE (Code IN (select Country from City where City.Population > 100000) OR +Name LIKE 'L%') AND +surfacearea > 1000000; +Name +Algeria +Angola +Argentina +Australia +Bolivia +Brazil +Egypt +South Africa +Ethiopia +Indonesia +India +Iran +Canada +Kazakstan +China +Colombia +Congo, The Democratic Republic of the +Libyan Arab Jamahiriya +Mali +Mauritania +Mexico +Mongolia +Niger +Peru +Saudi Arabia +Sudan +Chad +Russian Federation +United States +Q1.1e: +IN-EXISTS: the materialization cost is the same as above, but +there are much fewer outer rows to be looked up, thus the +materialization cost is too high to compensate for fast lookups. +EXPLAIN +SELECT Name FROM Country +WHERE (Code IN (select Country from City where City.Population > 100000) OR +Name LIKE 'L%') AND +surfacearea > 10*1000000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country range Name,SurfaceArea SurfaceArea 4 NULL 5 Using index condition; Using where; Rowid-ordered scan +2 DEPENDENT SUBQUERY City index_subquery Population,Country Country 3 func 18 Using where +SELECT Name FROM Country +WHERE (Code IN (select Country from City where City.Population > 100000) OR +Name LIKE 'L%') AND +surfacearea > 10*1000000; +Name +Russian Federation + +Q1.2m: +MATERIALIZATION: the IN predicate is pushed (attached) to the last table +in the join order (Country, City), therefore there are too many row +combinations to filter by re-executing the subquery for each combination. +EXPLAIN +SELECT * +FROM Country, City +WHERE City.Country = Country.Code AND +Country.SurfaceArea < 3000 AND Country.SurfaceArea > 10 AND +(City.Name IN +(select Language from CountryLanguage where Percentage > 50) OR +City.name LIKE '%Island%'); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country ALL PRIMARY,SurfaceArea NULL NULL NULL 239 Using where +1 PRIMARY City ref Country Country 3 world.Country.Code 18 Using where +2 SUBQUERY CountryLanguage ALL Percentage,Language NULL NULL NULL 984 Using where +SELECT * +FROM Country, City +WHERE City.Country = Country.Code AND +Country.SurfaceArea < 3000 AND Country.SurfaceArea > 10 AND +(City.Name IN +(select Language from CountryLanguage where Percentage > 50) OR +City.name LIKE '%Island%'); +Code Name SurfaceArea Population Capital ID Name Country population +CCK Cocos (Keeling) Islands 14.00 600 2317 2317 West Island CCK 167 +Q1.2e: +IN_EXISTS: join order is the same, but the left IN operand refers to +only the first table in the join order (Country), so there are much +fewer rows to filter by subquery re-execution. +EXPLAIN +SELECT * +FROM Country, City +WHERE City.Country = Country.Code AND +Country.SurfaceArea < 3000 AND Country.SurfaceArea > 10 AND +(Country.Name IN +(select Language from CountryLanguage where Percentage > 50) OR +Country.name LIKE '%Island%'); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country ALL PRIMARY,SurfaceArea NULL NULL NULL 239 Using where +1 PRIMARY City ref Country Country 3 world.Country.Code 18 +2 DEPENDENT SUBQUERY CountryLanguage index_subquery Percentage,Language Language 30 func 2 Using where +SELECT * +FROM Country, City +WHERE City.Country = Country.Code AND +Country.SurfaceArea < 3000 AND Country.SurfaceArea > 10 AND +(Country.Name IN +(select Language from CountryLanguage where Percentage > 50) OR +Country.name LIKE '%Island%'); +Code Name SurfaceArea Population Capital ID Name Country population +VGB Virgin Islands, British 151.00 21000 537 537 Road Town VGB 8000 +CYM Cayman Islands 264.00 38000 553 553 George Town CYM 19600 +COK Cook Islands 236.00 20000 583 583 Avarua COK 11900 +FRO Faroe Islands 1399.00 43000 901 901 Tórshavn FRO 14542 +CXR Christmas Island 135.00 2500 1791 1791 Flying Fish Cove CXR 700 +KIR Kiribati 726.00 83000 2256 2255 Bikenibeu KIR 5055 +KIR Kiribati 726.00 83000 2256 2256 Bairiki KIR 2226 +CCK Cocos (Keeling) Islands 14.00 600 2317 2316 Bantam CCK 503 +CCK Cocos (Keeling) Islands 14.00 600 2317 2317 West Island CCK 167 +MHL Marshall Islands 181.00 64000 2507 2507 Dalap-Uliga-Darrit MHL 28000 +NRU Nauru 21.00 12000 2728 2727 Yangor NRU 4050 +NRU Nauru 21.00 12000 2728 2728 Yaren NRU 559 +NFK Norfolk Island 36.00 2000 2806 2806 Kingston NFK 800 +PLW Palau 459.00 19000 2881 2881 Koror PLW 12000 +MNP Northern Mariana Islands 464.00 78000 2913 2913 Garapan MNP 9200 +TCA Turks and Caicos Islands 430.00 17000 3423 3423 Cockburn Town TCA 4800 +TUV Tuvalu 26.00 12000 3424 3424 Funafuti TUV 4600 +VIR Virgin Islands, U.S. 347.00 93000 4067 4067 Charlotte Amalie VIR 13000 + +Q1.3: +For the same reasons as in Q2 IN-EXISTS and MATERIALIZATION chosen +for each respective subquery. +EXPLAIN +SELECT City.Name, Country.Name +FROM City,Country +WHERE City.Country = Country.Code AND +Country.SurfaceArea < 30000 AND Country.SurfaceArea > 10 AND +((Country.Code, Country.Name) IN +(select Country, Language from CountryLanguage where Percentage > 50) AND +Country.Population > 3000000 +OR +(Country.Code, City.Name) IN +(select Country, Language from CountryLanguage)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country ALL PRIMARY,SurfaceArea NULL NULL NULL 239 Using where +1 PRIMARY City ref Country Country 3 world.Country.Code 18 Using where +3 SUBQUERY CountryLanguage index PRIMARY,Language PRIMARY 33 NULL 984 Using index +2 DEPENDENT SUBQUERY CountryLanguage unique_subquery PRIMARY,Percentage,Language PRIMARY 33 func,func 1 Using where +SELECT City.Name, Country.Name +FROM City,Country +WHERE City.Country = Country.Code AND +Country.SurfaceArea < 30000 AND Country.SurfaceArea > 10 AND +((Country.Code, Country.Name) IN +(select Country, Language from CountryLanguage where Percentage > 50) AND +Country.Population > 3000000 +OR +(Country.Code, City.Name) IN +(select Country, Language from CountryLanguage)); +Name Name +Kigali Rwanda + +2. NOT IN subqueries + + +Q2.1: +Number of cities that are not capitals in countries with small population. +MATERIALIZATION is 50 times faster because the cost of each subquery +re-execution is much higher than the cost of index lookups into the +materialized subquery. +EXPLAIN +select count(*) from City +where City.id not in (select capital from Country +where capital is not null and population < 100000); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY City index NULL PRIMARY 4 NULL 4080 Using where; Using index +2 SUBQUERY Country ALL NULL NULL NULL NULL 239 Using where + +Q2.2e: +Countries that speak French, but do not speak English +IN-EXISTS because the outer query filters many rows, thus +there are few lookups to make. +EXPLAIN +SELECT Country.Name +FROM Country, CountryLanguage +WHERE Code NOT IN (SELECT Country FROM CountryLanguage WHERE Language = 'English') +AND CountryLanguage.Language = 'French' + AND Code = Country; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY CountryLanguage ref PRIMARY,Language Language 30 const 20 Using index condition +1 PRIMARY Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using index condition +2 DEPENDENT SUBQUERY CountryLanguage unique_subquery PRIMARY,Language PRIMARY 33 func,const 1 Using index; Using where +SELECT Country.Name +FROM Country, CountryLanguage +WHERE Code NOT IN (SELECT Country FROM CountryLanguage WHERE Language = 'English') +AND CountryLanguage.Language = 'French' + AND Code = Country; +Name +France +Saint Pierre and Miquelon +Belgium +Burundi +Guadeloupe +Haiti +Madagascar +Martinique +Mayotte +French Polynesia +Rwanda +Sao Tome and Principe +Switzerland +New Caledonia +Lebanon +Mauritius +Andorra +Italy +Luxembourg +Q2.2m: +Countries that speak French OR Spanish, but do not speak English +MATERIALIZATION because the outer query filters less rows than Q5-a, +so there are more lookups. +EXPLAIN +SELECT Country.Name +FROM Country, CountryLanguage +WHERE Code NOT IN (SELECT Country FROM CountryLanguage WHERE Language = 'English') +AND (CountryLanguage.Language = 'French' OR CountryLanguage.Language = 'Spanish') +AND Code = Country; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY CountryLanguage range PRIMARY,Language Language 30 NULL 45 Using index condition; Rowid-ordered scan +1 PRIMARY Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using index condition +2 SUBQUERY CountryLanguage ref PRIMARY,Language Language 30 const 47 Using index condition +SELECT Country.Name +FROM Country, CountryLanguage +WHERE Code NOT IN (SELECT Country FROM CountryLanguage WHERE Language = 'English') +AND (CountryLanguage.Language = 'French' OR CountryLanguage.Language = 'Spanish') +AND Code = Country; +Name +Andorra +Argentina +Bolivia +Chile +Costa Rica +Dominican Republic +Ecuador +El Salvador +Spain +Guatemala +Honduras +Colombia +Cuba +Mexico +Nicaragua +Panama +Paraguay +Peru +France +Saint Pierre and Miquelon +Uruguay +Venezuela +Belgium +Burundi +Guadeloupe +Haiti +Madagascar +Martinique +Mayotte +French Polynesia +Rwanda +Sao Tome and Principe +Switzerland +New Caledonia +Lebanon +Mauritius +Andorra +Italy +Luxembourg +France +Sweden + +Q2.3e: +Not a very meaningful query that tests NOT IN. +IN-EXISTS because the outer query is cheap enough to reexecute many times. +EXPLAIN +select count(*) +from CountryLanguage +where (Language, Country) NOT IN +(SELECT City.Name, Country.Code +FROM City LEFT JOIN Country ON (Country = Code and City.Population < 10000)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY CountryLanguage index NULL PRIMARY 33 NULL 984 Using where; Using index +2 DEPENDENT SUBQUERY City ref CityName CityName 35 func 2 Using index condition +2 DEPENDENT SUBQUERY Country eq_ref PRIMARY PRIMARY 3 world.City.Country 1 Using where; Using index +select count(*) +from CountryLanguage +where (Language, Country) NOT IN +(SELECT City.Name, Country.Code +FROM City LEFT JOIN Country ON (Country = Code and City.Population < 10000)); +count(*) +979 +Q2.3m: +MATERIALIZATION with the PARTIAL_MATCH_MERGE strategy, because the HAVING +clause prevents the use of the index on City(Name), and in practice reduces +radically the size of the temp table. +EXPLAIN +select count(*) +from CountryLanguage +where (Language, Country) NOT IN +(SELECT City.Name, Country.Code +FROM City LEFT JOIN Country ON (Country = Code) +HAVING City.Name LIKE "Santa%"); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY CountryLanguage index NULL PRIMARY 33 NULL 984 Using where; Using index +2 SUBQUERY City ALL NULL NULL NULL NULL 4080 +2 SUBQUERY Country eq_ref PRIMARY PRIMARY 3 world.City.Country 1 Using index +select count(*) +from CountryLanguage +where (Language, Country) NOT IN +(SELECT City.Name, Country.Code +FROM City LEFT JOIN Country ON (Country = Code) +HAVING City.Name LIKE "Santa%"); +count(*) +984 + +3. Subqueries with GROUP BY, HAVING, and aggregate functions + +Q3.1: +Languages that are spoken in countries with 10 or 11 languages +MATERIALIZATION is about 100 times faster than IN-EXISTS. +EXPLAIN +select count(*) +from CountryLanguage +where +(Country, 10) IN (SELECT Code, COUNT(*) FROM CountryLanguage, Country +WHERE Code = Country GROUP BY Code) +OR +(Country, 11) IN (SELECT Code, COUNT(*) FROM CountryLanguage, Country +WHERE Code = Country GROUP BY Code) +order by Country; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY CountryLanguage index NULL PRIMARY 33 NULL 984 Using where; Using index +3 SUBQUERY CountryLanguage index PRIMARY PRIMARY 33 NULL 984 Using index; Using temporary +3 SUBQUERY Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using index +2 SUBQUERY CountryLanguage index PRIMARY PRIMARY 33 NULL 984 Using index; Using temporary +2 SUBQUERY Country eq_ref PRIMARY PRIMARY 3 world.CountryLanguage.Country 1 Using index +select count(*) +from CountryLanguage +where +(Country, 10) IN (SELECT Code, COUNT(*) FROM CountryLanguage, Country +WHERE Code = Country GROUP BY Code) +OR +(Country, 11) IN (SELECT Code, COUNT(*) FROM CountryLanguage, Country +WHERE Code = Country GROUP BY Code) +order by Country; +count(*) +102 + +Q3.2: +Countries whose capital is a city name that names more than one +cities. +MATERIALIZATION because the cost of single subquery execution is +close to that of materializing the subquery. +EXPLAIN +select * from Country, City +where capital = id and +(City.name in (SELECT name FROM City +GROUP BY name HAVING Count(*) > 2) OR +capital is null); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country ALL NULL NULL NULL NULL 239 Using where +1 PRIMARY City eq_ref PRIMARY PRIMARY 4 world.Country.Capital 1 Using where +2 SUBQUERY City index NULL CityName 35 NULL 4080 Using index +select * from Country, City +where capital = id and +(City.name in (SELECT name FROM City +GROUP BY name HAVING Count(*) > 2) OR +capital is null); +Code Name SurfaceArea Population Capital ID Name Country population +BMU Bermuda 53.00 65000 191 191 Hamilton BMU 1200 +BOL Bolivia 1098581.00 8329000 194 194 La Paz BOL 758141 +CRI Costa Rica 51100.00 4023000 584 584 San José CRI 339131 +HKG Hong Kong 1075.00 6782000 937 937 Victoria HKG 1312637 +SYC Seychelles 455.00 77000 3206 3206 Victoria SYC 41000 + +Q3.3: MATERIALIZATION is 25 times faster than IN-EXISTS +EXPLAIN +SELECT Name +FROM Country +WHERE Country.Code NOT IN +(SELECT Country FROM City GROUP BY Name HAVING COUNT(Name) = 1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY Country ALL NULL NULL NULL NULL 239 Using where +2 SUBQUERY City ALL NULL NULL NULL NULL 4080 Using temporary +SELECT Name +FROM Country +WHERE Country.Code NOT IN +(SELECT Country FROM City GROUP BY Name HAVING COUNT(Name) = 1); +Name +Antigua and Barbuda +Costa Rica +Montserrat +Norfolk Island +Seychelles +Antarctica +Bouvet Island +British Indian Ocean Territory +South Georgia and the South Sandwich Islands +Heard Island and McDonald Islands +French Southern territories +United States Minor Outlying Islands + +4. Subqueries in the SELECT and HAVING clauses + +Q4.1m: +Capital information about very big cities +MATERIALIZATION +EXPLAIN +select Name, City.id in (select capital from Country where capital is not null) as is_capital +from City +where City.population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY City range Population Population 5 NULL 4 Using index condition; Rowid-ordered scan +2 SUBQUERY Country ALL NULL NULL NULL NULL 239 Using where +select Name, City.id in (select capital from Country where capital is not null) as is_capital +from City +where City.population > 10000000; +Name is_capital +Mumbai (Bombay) 0 +Q4.1e: +IN-TO-EXISTS after adding an index to make the subquery re-execution +efficient. +create index CountryCapital on Country(capital); +EXPLAIN +select Name, City.id in (select capital from Country where capital is not null) as is_capital +from City +where City.population > 10000000; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY City range Population Population 5 NULL 4 Using index condition; Rowid-ordered scan +2 DEPENDENT SUBQUERY Country index_subquery CountryCapital CountryCapital 5 func 2 Using index; Using where +select Name, City.id in (select capital from Country where capital is not null) as is_capital +from City +where City.population > 10000000; +Name is_capital +Mumbai (Bombay) 0 +drop index CountryCapital on Country; + +Q4.2: +MATERIALIZATION +EXPLAIN +SELECT City.Name, City.Population +FROM City JOIN Country ON City.Country = Country.Code +GROUP BY City.Name +HAVING City.Name IN (select Name from Country where population < 1000000); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY City ALL Country NULL NULL NULL 4080 Using temporary; Using filesort +1 PRIMARY Country eq_ref PRIMARY PRIMARY 3 world.City.Country 1 Using index +2 SUBQUERY Country ALL Name NULL NULL NULL 239 Using where +SELECT City.Name, City.Population +FROM City JOIN Country ON City.Country = Country.Code +GROUP BY City.Name +HAVING City.Name IN (select Name from Country where population < 1000000); +Name Population +Djibouti 383000 +Gibraltar 27025 +Macao 437500 +San Marino 2294 + +5. Subqueries with UNION + +Q5.1: +EXPLAIN +SELECT * from City where (Name, 91) in +(SELECT Name, round(Population/1000) +FROM City +WHERE Country = "IND" AND Population > 2500000 +UNION +SELECT Name, round(Population/1000) +FROM City +WHERE Country = "IND" AND Population < 100000); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY City ALL NULL NULL NULL NULL 4080 Using where +2 DEPENDENT SUBQUERY City ref Population,Country,CityName CityName 35 func 1 Using where +3 DEPENDENT UNION City ref Population,Country,CityName CityName 35 func 1 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL +SELECT * from City where (Name, 91) in +(SELECT Name, round(Population/1000) +FROM City +WHERE Country = "IND" AND Population > 2500000 +UNION +SELECT Name, round(Population/1000) +FROM City +WHERE Country = "IND" AND Population < 100000); +ID Name Country population +1359 Hassan IND 90803 +1360 Ambala Sadar IND 90712 +1361 Baidyabati IND 90601 +set @@optimizer_switch='default'; +drop database world; + + +TEST GROUP 2: +Tests of various combinations of optimizer switches, types of queries, +available indexes, column nullability, constness of tables/predicates. +===================================================================== +set optimizer_switch=@subselect_mat_cost; diff --git a/mysql-test/r/subselect_mat_cost_bugs.result b/mysql-test/r/subselect_mat_cost_bugs.result new file mode 100644 index 00000000000..7988d93a389 --- /dev/null +++ b/mysql-test/r/subselect_mat_cost_bugs.result @@ -0,0 +1,330 @@ +# +# LP BUG#643424 valgrind warning in choose_subquery_plan() +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +c1 int(11) DEFAULT NULL, +c2 int(11) DEFAULT NULL, +PRIMARY KEY (pk), +KEY c2 (c2)); +INSERT INTO t1 VALUES (1,NULL,2); +INSERT INTO t1 VALUES (2,7,9); +INSERT INTO t1 VALUES (9,NULL,8); +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +c1 int(11) DEFAULT NULL, +c2 int(11) DEFAULT NULL, +PRIMARY KEY (pk), +KEY c2 (c2)); +INSERT INTO t2 VALUES (1,1,7); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch='materialization=on,in_to_exists=on,semijoin=off'; +SELECT pk FROM t1 WHERE (c2, c1) IN (SELECT c2, c2 FROM t2); +pk +set session optimizer_switch=@save_optimizer_switch; +drop table t1, t2; +# +# LP BUG#652727 Crash in create_ref_for_key() +# +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +c1 int(11) DEFAULT NULL, +PRIMARY KEY (pk)); +INSERT INTO t2 VALUES (10,7); +INSERT INTO t2 VALUES (11,1); +INSERT INTO t2 VALUES (17,NULL); +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +c1 int(11) DEFAULT NULL, +PRIMARY KEY (pk)); +INSERT INTO t1 VALUES (15,1); +INSERT INTO t1 VALUES (19,NULL); +CREATE TABLE t3 (c2 int(11) DEFAULT NULL, KEY c2 (c2)); +INSERT INTO t3 VALUES (1); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch='materialization=on,in_to_exists=on,semijoin=off'; +SELECT c2 +FROM t3 +WHERE (2, 6) IN (SELECT t1.c1, t1.c1 FROM t1 STRAIGHT_JOIN t2 ON t2.pk = t1.pk); +c2 +set session optimizer_switch=@save_optimizer_switch; +drop table t1, t2, t3; +# +# LP BUG#641245 Crash in Item_equal::contains +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +c1 int(11) DEFAULT NULL, +c2 int(11) DEFAULT NULL, +c3 varchar(1) DEFAULT NULL, +c4 varchar(1) DEFAULT NULL, +PRIMARY KEY (pk), +KEY c2 (c2), +KEY c3 (c3,c2)); +INSERT INTO t1 VALUES (10,7,8,'v','v'); +INSERT INTO t1 VALUES (11,1,9,'r','r'); +INSERT INTO t1 VALUES (12,5,9,'a','a'); +create table t1a like t1; +insert into t1a select * from t1; +create table t1b like t1; +insert into t1b select * from t1; +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +c1 int(11) DEFAULT NULL, +c2 int(11) DEFAULT NULL, +c3 varchar(1) DEFAULT NULL, +c4 varchar(1) DEFAULT NULL, +PRIMARY KEY (pk), +KEY c2 (c2), +KEY c3 (c3,c2)); +INSERT INTO t2 VALUES (1,NULL,2,'w','w'); +INSERT INTO t2 VALUES (2,7,9,'m','m'); +set @@optimizer_switch='materialization=off,in_to_exists=on,semijoin=off'; +EXPLAIN EXTENDED SELECT pk +FROM t1 +WHERE c1 IN +(SELECT t1a.c1 +FROM (t1b JOIN t2 ON t2.c3 = t1b.c4) LEFT JOIN +t1a ON (t1a.c2 = t1b.pk AND 2) +WHERE t1.pk) ; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +2 DEPENDENT SUBQUERY t2 index c3 c3 9 NULL 2 100.00 Using index +2 DEPENDENT SUBQUERY t1b ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t1a ref c2 c2 5 test.t1b.pk 2 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t1.pk' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`c1`,<exists>(select `test`.`t1a`.`c1` from `test`.`t1b` join `test`.`t2` left join `test`.`t1a` on((2 and (`test`.`t1a`.`c2` = `test`.`t1b`.`pk`))) where ((`test`.`t1`.`pk` <> 0) and (<cache>(`test`.`t1`.`c1`) = `test`.`t1a`.`c1`) and (`test`.`t1b`.`c4` = `test`.`t2`.`c3`)))) +SELECT pk +FROM t1 +WHERE c1 IN +(SELECT t1a.c1 +FROM (t1b JOIN t2 ON t2.c3 = t1b.c4) LEFT JOIN +t1a ON (t1a.c2 = t1b.pk AND 2) +WHERE t1.pk) ; +pk +DROP TABLE t1, t1a, t1b, t2; +# +# LP BUG#714808 Assertion `outer_lookup_keys <= outer_record_count' +# failed with materialization +CREATE TABLE t1 ( pk int(11), PRIMARY KEY (pk)) ; +CREATE TABLE t2 ( f2 int(11)) ; +CREATE TABLE t3 ( f1 int(11), f3 varchar(1), KEY (f1)) ; +INSERT INTO t3 VALUES (7,'f'); +set @@optimizer_switch='materialization=on,in_to_exists=on,semijoin=off'; +EXPLAIN +SELECT t1.* +FROM t3 RIGHT JOIN t1 ON t1.pk = t3.f1 +WHERE t3.f3 OR ( 3 ) IN ( SELECT f2 FROM t2 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +SELECT t1.* +FROM t3 RIGHT JOIN t1 ON t1.pk = t3.f1 +WHERE t3.f3 OR ( 3 ) IN ( SELECT f2 FROM t2 ); +pk +drop table t1,t2,t3; +# +# LP BUG#714999 Second crash in select_describe() with nested subqueries +# +CREATE TABLE t1 ( pk int(11)) ; +INSERT INTO t1 VALUES (29); +CREATE TABLE t2 ( f1 varchar(1)) ; +INSERT INTO t2 VALUES ('f'),('d'); +CREATE TABLE t3 ( f2 varchar(1)) ; +EXPLAIN SELECT f2 FROM t3 WHERE ( +SELECT MAX( pk ) FROM t1 +WHERE EXISTS ( +SELECT DISTINCT f1 +FROM t2 +) +) IS NULL ; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t1 system NULL NULL NULL NULL 1 +3 SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using temporary +drop table t1, t2, t3; +# +# LP BUG#715034 Item_sum_distinct::clear(): Assertion `tree != 0' failed +# +CREATE TABLE t2 ( f2 int(11)) ; +CREATE TABLE t1 ( f3 int(11), KEY (f3)) ; +INSERT INTO t1 VALUES (6),(4); +EXPLAIN +SELECT * FROM (SELECT * FROM t2) AS a2 +WHERE (SELECT distinct SUM(distinct f3 ) FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +3 SUBQUERY t1 index NULL f3 5 NULL 2 Using index +2 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table +insert into t2 values (1),(2); +EXPLAIN +SELECT * FROM (SELECT * FROM t2) AS a2 +WHERE (SELECT distinct SUM(distinct f3 ) FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +3 SUBQUERY t1 index NULL f3 5 NULL 2 Using index +2 DERIVED t2 ALL NULL NULL NULL NULL 2 +drop table t1,t2; +# +# LP BUG#715027 Assertion `!table || (!table->read_set || bitmap_is_set(table->read_set, field_index))' failed +# +CREATE TABLE t1 ( f1 int(11), PRIMARY KEY (f1)) ; +INSERT INTO t1 VALUES (28),(29); +CREATE TABLE t2 ( f2 int(11), f3 int(11), f10 varchar(1)) ; +INSERT INTO t2 VALUES (NULL,6,'f'),(4,2,'d'); +EXPLAIN +SELECT alias2.f2 AS field1 +FROM t1 AS alias1 JOIN ( SELECT * FROM t2 ) AS alias2 ON alias2.f3 = alias1.f1 +WHERE ( +SELECT t2.f2 +FROM t2 JOIN t1 ON t1.f1 +WHERE t1.f1 AND alias2.f10 +) +ORDER BY field1 ; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 Using where; Using filesort +1 PRIMARY alias1 eq_ref PRIMARY PRIMARY 4 alias2.f3 1 Using index +3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 +3 DEPENDENT SUBQUERY t1 index PRIMARY PRIMARY 4 NULL 2 Using where; Using index; Using join buffer (flat, BNL join) +2 DERIVED t2 ALL NULL NULL NULL NULL 2 +SELECT alias2.f2 AS field1 +FROM t1 AS alias1 JOIN ( SELECT * FROM t2 ) AS alias2 ON alias2.f3 = alias1.f1 +WHERE ( +SELECT t2.f2 +FROM t2 JOIN t1 ON t1.f1 +WHERE t1.f1 AND alias2.f10 +) +ORDER BY field1 ; +field1 +Warnings: +Warning 1292 Truncated incorrect INTEGER value: 'f' +Warning 1292 Truncated incorrect INTEGER value: 'd' +drop table t1,t2; +# +# LP BUG#718578 Yet another Assertion `!table || +# (!table->read_set || bitmap_is_set(table->read_set, field_index))' +CREATE TABLE t1 ( f1 int(11), f2 int(11), f3 int(11)) ; +INSERT IGNORE INTO t1 VALUES (28,5,6),(29,NULL,4); +CREATE TABLE t2 ( f10 varchar(1) ); +INSERT IGNORE INTO t2 VALUES (NULL); +SELECT f1 AS field1 +FROM ( SELECT * FROM t1 ) AS alias1 +WHERE (SELECT t1.f1 +FROM t2 JOIN t1 ON t1.f2 +WHERE alias1.f3 AND t1.f3) AND f2 +ORDER BY field1; +field1 +28 +drop table t1,t2; +# +# LP BUG#601124 Bug in eliminate_item_equal +# leads to crash in Item_func::Item_func +CREATE TABLE t1 ( f1 int(11), f3 varchar(1)) ; +INSERT INTO t1 VALUES (5,'m'),(NULL,'c'); +CREATE TABLE t2 ( f2 int(11), f3 varchar(1)) ; +INSERT INTO t2 VALUES (6,'f'),(2,'d'); +CREATE TABLE t3 ( f2 int(11), f3 varchar(1)) ; +INSERT INTO t3 VALUES (6,'f'),(2,'d'); +SELECT * FROM t3 +WHERE ( f2 ) IN (SELECT t1.f1 +FROM t1 STRAIGHT_JOIN t2 ON t2.f3 = t1.f3 +WHERE t2.f3 = 'c'); +f2 f3 +drop table t1,t2,t3; +# +# LP BUG#718593 Crash in substitute_for_best_equal_field -> eliminate_item_equal -> +# Item_field::find_item_equal -> Item_equal::contains +# +set @save_optimizer_switch=@@optimizer_switch; +SET @@optimizer_switch = 'semijoin=off'; +CREATE TABLE t1 ( f3 int(11), f10 varchar(1), f11 varchar(1)) ; +INSERT IGNORE INTO t1 VALUES (6,'f','f'),(2,'d','d'); +CREATE TABLE t2 ( f12 int(11), f13 int(11)) ; +insert into t2 values (1,2), (3,4); +EXPLAIN +SELECT * FROM t2 +WHERE ( f12 ) IN ( +SELECT alias2.f3 +FROM t1 AS alias1 JOIN t1 AS alias2 ON alias2.f10 = alias1.f11 +WHERE alias1.f11 OR alias1.f3 = 50 AND alias1.f10 +); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY alias1 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY alias2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT * FROM t2 +WHERE ( f12 ) IN ( +SELECT alias2.f3 +FROM t1 AS alias1 JOIN t1 AS alias2 ON alias2.f10 = alias1.f11 +WHERE alias1.f11 OR alias1.f3 = 50 AND alias1.f10 +); +f12 f13 +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'f' +Warning 1292 Truncated incorrect DOUBLE value: 'd' +EXPLAIN +SELECT * FROM t2 +WHERE ( f12 ) IN ( +SELECT alias2.f3 +FROM t1 AS alias1, t1 AS alias2 +WHERE (alias2.f10 = alias1.f11) AND (alias1.f11 OR alias1.f3 = 50 AND alias1.f10)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY alias1 ALL NULL NULL NULL NULL 2 Using where +2 SUBQUERY alias2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT * FROM t2 +WHERE ( f12 ) IN ( +SELECT alias2.f3 +FROM t1 AS alias1, t1 AS alias2 +WHERE (alias2.f10 = alias1.f11) AND (alias1.f11 OR alias1.f3 = 50 AND alias1.f10)); +f12 f13 +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'f' +Warning 1292 Truncated incorrect DOUBLE value: 'd' +set @@optimizer_switch=@save_optimizer_switch; +drop table t1, t2; +# +# MWL#89: test introduced after Sergey Petrunia's review - test that +# keyparts wihtout index prefix are used with the IN-EXISTS strategy. +# +create table t1 (c1 int); +insert into t1 values (1), (2), (3); +create table t2 (kp1 int, kp2 int, c2 int, filler char(100)); +insert into t2 values (0,0,0,'filler'),(0,1,1,'filler'),(0,2,2,'filler'),(0,3,3,'filler'); +create index key1 on t2 (kp1, kp2); +create index key2 on t2 (kp1); +create index key3 on t2 (kp2); +set session optimizer_switch='default'; +analyze table t2; +Table Op Msg_type Msg_text +test.t2 analyze status OK +explain +select c1 from t1 where c1 in (select kp1 from t2 where kp2 = 10 and c2 = 4) or c1 > 7; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +2 DEPENDENT SUBQUERY t2 index_subquery key1,key2,key3 key1 10 func,const 1 Using where +select c1 from t1 where c1 in (select kp1 from t2 where kp2 = 10 and c2 = 4) or c1 > 7; +c1 +drop table t1, t2; +# +# LP BUG#800679: Assertion `outer_join->table_count > 0' failed in +# JOIN::choose_subquery_plan() with materialization=on,semijoin=off +# +CREATE TABLE t1 ( f1 int); +insert into t1 values (1),(2); +CREATE TABLE t2 ( f1 int); +insert into t2 values (1),(2); +SET @@optimizer_switch='materialization=on,semijoin=off'; +EXPLAIN +SELECT * FROM t1 +WHERE (f1) IN (SELECT f1 FROM t2) +LIMIT 0; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t1 +WHERE (f1) IN (SELECT f1 FROM t2) +LIMIT 0; +f1 +drop table t1, t2; diff --git a/mysql-test/r/subselect_no_mat.result b/mysql-test/r/subselect_no_mat.result index 9365223b1a6..cd805fb8e86 100644 --- a/mysql-test/r/subselect_no_mat.result +++ b/mysql-test/r/subselect_no_mat.result @@ -1,11 +1,14 @@ select @@optimizer_switch like '%materialization=on%'; @@optimizer_switch like '%materialization=on%' -1 +0 set optimizer_switch='materialization=off'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12; drop view if exists v2; -set @save_optimizer_switch=@@optimizer_switch; -set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; +set @subselect_tmp=@@optimizer_switch; +set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test, +"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off"); +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; select (select 2); (select 2) 2 @@ -57,7 +60,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra Warnings: Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 1 AS `1` from dual having (<expr_cache><'1'>((select '1')) = 1) +Note 1003 select 1 AS `1` from dual having ((select 1) = 1) SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1; 1 1 @@ -206,11 +209,11 @@ select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from explain extended select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from (select * from t2 where a>1) as tt; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived3> system NULL NULL NULL NULL 1 100.00 +1 PRIMARY <derived3> ALL NULL NULL NULL NULL 2 100.00 3 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using where 2 SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using filesort Warnings: -Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,'2' AS `a` from dual +Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,`tt`.`a` AS `a` from (select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`a` > 1)) `tt` select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3) order by 1 desc limit 1); a 2 @@ -277,7 +280,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 ALL NULL NULL NULL NULL 3 100.00 Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(`test`.`t2`.`b`) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(`test`.`t2`.`b`) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2); a 7 @@ -321,7 +324,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t2.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select <expr_cache><`test`.`t2`.`a`>((select '2' from dual where ('2' = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`))) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` +Note 1003 select (select 2 from dual where (2 = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`)) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` select (select a from t1 where t1.a=t2.a union all select a from t5 where t5.a=t2.a), a from t2; ERROR 21000: Subquery returns more than 1 row create table t6 (patient_uq int, clinic_uq int, index i1 (clinic_uq)); @@ -339,7 +342,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t7 eq_ref PRIMARY PRIMARY 4 test.t6.clinic_uq 1 100.00 Using index Warnings: Note 1276 Field or reference 'test.t6.clinic_uq' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where <expr_cache><`test`.`t6`.`clinic_uq`>(exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`))) +Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`)) select * from t1 where a= (select a from t2,t4 where t2.b=t4.b); ERROR 23000: Column 'a' in field list is ambiguous drop table t1,t2,t3; @@ -370,11 +373,11 @@ INSERT INTO t8 (pseudo,email) VALUES ('2joce1','2test1'); EXPLAIN EXTENDED SELECT pseudo,(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce')) FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index -4 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +4 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index 2 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 -3 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +3 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index Warnings: -Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where 1) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where 1 +Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1))) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1)) SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo,email FROM t8 WHERE pseudo='joce'); ERROR 21000: Operand should contain 1 column(s) @@ -427,7 +430,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where 1 +Note 1003 select 1 AS `1` from `test`.`t1` where (1 = (select 1 union select 1)) drop table t1; CREATE TABLE `t1` ( `numeropost` mediumint(8) unsigned NOT NULL auto_increment, @@ -512,6 +515,9 @@ select numeropost as a FROM t1 GROUP BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row select numeropost as a FROM t1 ORDER BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row +show warnings; +Level Code Message +Error 1242 Subquery returns more than 1 row drop table t1; create table t1 (a int); insert into t1 values (1),(2),(3); @@ -547,13 +553,13 @@ EXPLAIN EXTENDED SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where (`test`.`t1`.`numeropost` = '1') +Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`) EXPLAIN EXTENDED SELECT numreponse FROM t1 WHERE numeropost='1' AND numreponse=(SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 const PRIMARY,numreponse PRIMARY 7 const,const 1 100.00 Using index 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select '3' AS `numreponse` from `test`.`t1` where (('1' = '1')) +Note 1003 select 3 AS `numreponse` from `test`.`t1` where ((3 = (select max(`test`.`t1`.`numreponse`) from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`)))) drop table t1; CREATE TABLE t1 (a int(1)); INSERT INTO t1 VALUES (1); @@ -593,7 +599,7 @@ a b select * from t1 where b = (select b from t2 where t1.a = t2.a); a b 2 12 -delete from t1 where b = (select b from t1); +delete from t1 where b in (select b from t1); ERROR HY000: You can't specify target table 't1' for update in FROM clause delete from t1 where b = (select b from t2); ERROR 21000: Subquery returns more than 1 row @@ -750,7 +756,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <expr_cache><`test`.`t2`.`id`>(<in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3))))) +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3)))) SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 3); id SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 2); @@ -898,7 +904,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery a a 5 func 2 100.00 Using index Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`))))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` CREATE TABLE t3 (a int(11) default '0'); INSERT INTO t3 VALUES (1),(2),(3); SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; @@ -910,10 +916,10 @@ a t1.a in (select t2.a from t2,t3 where t3.a=t2.a) explain extended SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index -2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using index -2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using where; Using index +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`a` from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` drop table t1,t2,t3; create table t1 (a float); select 10.5 IN (SELECT * from t1 LIMIT 1); @@ -1184,9 +1190,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from dual where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` INSERT INTO t1 (pseudo) VALUES ('test1'); SELECT 0 IN (SELECT 1 FROM t1 a); 0 IN (SELECT 1 FROM t1 a) @@ -1194,9 +1200,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` drop table t1; CREATE TABLE `t1` ( `i` int(11) NOT NULL default '0', @@ -1238,7 +1244,7 @@ create table t1 (id int not null auto_increment primary key, salary int, key(sal insert into t1 (salary) values (100),(1000),(10000),(10),(500),(5000),(50000); explain extended SELECT id FROM t1 where salary = (SELECT MAX(salary) FROM t1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ref salary salary 5 const 1 100.00 Using index condition +1 PRIMARY t1 ref salary salary 5 const 0 0.00 Using index condition 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: Note 1003 select `test`.`t1`.`id` AS `id` from `test`.`t1` where (`test`.`t1`.`salary` = (select max(`test`.`t1`.`salary`) from `test`.`t1`)) @@ -1301,7 +1307,7 @@ a explain extended select * from t2 where t2.a in (select a from t1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index -1 PRIMARY t1 index PRIMARY PRIMARY 4 NULL 4 75.00 Using where; Using index; Using join buffer +1 PRIMARY t1 index PRIMARY PRIMARY 4 NULL 4 75.00 Using where; Using index; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`) select * from t2 where t2.a in (select a from t1 where t1.b <> 30); @@ -1311,7 +1317,7 @@ a explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index -1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); @@ -1321,7 +1327,7 @@ a explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index -1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer (flat, BNL join) 1 PRIMARY t3 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00 Using index Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t3` join `test`.`t2` where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t3`.`a` = `test`.`t1`.`b`)) @@ -1343,7 +1349,7 @@ a 4 explain extended select * from t2 where t2.a in (select a from t1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index 1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where (`test`.`t1`.`a` = `test`.`t2`.`a`) @@ -1353,7 +1359,7 @@ a 4 explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index 1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) @@ -1363,9 +1369,9 @@ a 3 explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index -1 PRIMARY t3 index a a 5 NULL 3 100.00 Using index -1 PRIMARY t1 ref a a 10 test.t2.a,test.t3.a 116 100.61 Using index; FirstMatch(t2) +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index +1 PRIMARY t3 index a a 5 NULL 3 100.00 Using where; Using index +1 PRIMARY t1 ref a a 10 test.t2.a,test.t3.a 116 100.00 Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1` join `test`.`t3`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` = `test`.`t3`.`a`)) insert into t1 values (3,31); @@ -1380,7 +1386,7 @@ a 4 explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t2 index a a 5 NULL 4 100.00 Using index +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index 1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2) Warnings: Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) @@ -1418,7 +1424,7 @@ INSERT INTO t1 VALUES ('z','?'); select * from t1 where s1 > (select max(s2) from t1); ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' select * from t1 where s1 > any (select max(s2) from t1); -ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' +ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (latin1_german1_ci,IMPLICIT) for operation '<' drop table t1; create table t1(toid int,rd int); create table t2(userid int,pmnew int,pmtotal int); @@ -1474,25 +1480,25 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 = ANY (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 <> ALL (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Using where; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` drop table t1,t2; create table t2 (a int, b int); create table t3 (a int); @@ -1507,7 +1513,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < (select max(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,((select max(NULL) from `test`.`t2`) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2); a explain extended select * from t3 where a >= some (select b from t2); @@ -1515,7 +1521,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(NULL) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2 group by 1); a 6 @@ -1526,7 +1532,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < <max>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select NULL from `test`.`t2` group by 1) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2 group by 1); a explain extended select * from t3 where a >= some (select b from t2 group by 1); @@ -1534,39 +1540,39 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= <min>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,(<min>(select NULL from `test`.`t2` group by 1) <= `test`.`t3`.`a`))) select * from t3 where NULL >= any (select b from t2); a explain extended select * from t3 where NULL >= any (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= any (select b from t2 group by 1); a explain extended select * from t3 where NULL >= any (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) select * from t3 where NULL >= some (select b from t2); a explain extended select * from t3 where NULL >= some (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= some (select b from t2 group by 1); a explain extended select * from t3 where NULL >= some (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) insert into t2 values (2,2), (2,1), (3,3), (3,1); select * from t3 where a > all (select max(b) from t2 group by a); a @@ -1575,9 +1581,9 @@ a explain extended select * from t3 where a > all (select max(b) from t2 group by a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary; Using filesort +2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` <= <max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`) >= `test`.`t3`.`a`))) drop table t2, t3; CREATE TABLE `t1` ( `id` mediumint(9) NOT NULL auto_increment, `taskid` bigint(20) NOT NULL default '0', `dbid` int(11) NOT NULL default '0', `create_date` datetime NOT NULL default '0000-00-00 00:00:00', `last_update` datetime NOT NULL default '0000-00-00 00:00:00', PRIMARY KEY (`id`)) ENGINE=MyISAM CHARSET=latin1 AUTO_INCREMENT=3 ; INSERT INTO `t1` (`id`, `taskid`, `dbid`, `create_date`,`last_update`) VALUES (1, 1, 15, '2003-09-29 10:31:36', '2003-09-29 10:31:36'), (2, 1, 21, now(), now()); @@ -1628,7 +1634,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION t1 system NULL NULL NULL NULL 1 100.00 NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 'e' AS `s1` from dual where 1 +Note 1003 select 'e' AS `s1` from dual where <nop>(<in_optimizer>('f',(<min>(select 'e' from dual union select 'e' from dual) < 'f'))) drop table t1; CREATE TABLE t1 (number char(11) NOT NULL default '') ENGINE=MyISAM CHARSET=latin1; INSERT INTO t1 VALUES ('69294728265'),('18621828126'),('89356874041'),('95895001874'); @@ -1747,14 +1753,14 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<expr_cache><`test`.`t1`.`id`>(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`)))))))) +Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`))))))) explain extended select * from t1 as tt where not exists (select id from t1 where id < 8 and (id = tt.id or id is null) having id is not null); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY tt ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 test.tt.id 1 100.00 Using where; Using index Warnings: Note 1276 Field or reference 'test.tt.id' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(<expr_cache><`test`.`tt`.`id`>(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null))))) +Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null)))) insert into t1 (id, text) values (1000, 'text1000'), (1001, 'text1001'); create table t2 (id int not null, text varchar(20) not null default '', primary key (id)); insert into t2 (id, text) values (1, 'text1'), (2, 'text2'), (3, 'text3'), (4, 'text4'), (5, 'text5'), (6, 'text6'), (7, 'text7'), (8, 'text8'), (9, 'text9'), (10, 'text10'), (11, 'text1'), (12, 'text2'), (13, 'text3'), (14, 'text4'), (15, 'text5'), (16, 'text6'), (17, 'text7'), (18, 'text8'), (19, 'text9'), (20, 'text10'),(21, 'text1'), (22, 'text2'), (23, 'text3'), (24, 'text4'), (25, 'text5'), (26, 'text6'), (27, 'text7'), (28, 'text8'), (29, 'text9'), (30, 'text10'), (31, 'text1'), (32, 'text2'), (33, 'text3'), (34, 'text4'), (35, 'text5'), (36, 'text6'), (37, 'text7'), (38, 'text8'), (39, 'text9'), (40, 'text10'), (41, 'text1'), (42, 'text2'), (43, 'text3'), (44, 'text4'), (45, 'text5'), (46, 'text6'), (47, 'text7'), (48, 'text8'), (49, 'text9'), (50, 'text10'); @@ -2290,7 +2296,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.up.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where <expr_cache><`test`.`up`.`a`>(exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`))) +Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`)) drop table t1; CREATE TABLE t1 (t1_a int); INSERT INTO t1 VALUES (1); @@ -2831,7 +2837,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` explain extended SELECT one,two from t1 where ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 @@ -2841,9 +2847,9 @@ Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `tes explain extended SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0' group by one,two) as 'test' from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 -2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` DROP TABLE t1,t2; CREATE TABLE t1 (a char(5), b char(5)); INSERT INTO t1 VALUES (NULL,'aaa'), ('aaa','aaa'); @@ -2959,7 +2965,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c DESC, t2.b DESC LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -2971,7 +2977,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c, t2.b LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -3113,10 +3119,10 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 2), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 -4 1 +2 3 +4 SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 1), (SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)); @@ -3125,8 +3131,8 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 1 +2 3 4 SELECT a FROM t1 @@ -3423,7 +3429,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary ALTER TABLE t1 ADD INDEX(a); SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); a b @@ -3434,7 +3440,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 DEPENDENT SUBQUERY t1 index NULL a 8 NULL 1 Using filesort +2 DEPENDENT SUBQUERY t1 index NULL a 8 NULL 1 DROP TABLE t1; create table t1( f1 int,f2 int); insert into t1 values (1,1),(2,2); @@ -3584,9 +3590,9 @@ from t1' at line 1 explain select * from t1 where not exists ((select t11.i from t1 t11) union (select t12.i from t1 t12)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found -2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table -3 UNION NULL NULL NULL NULL NULL NULL NULL no matching row in const table +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t11 system NULL NULL NULL NULL 0 const row not found +3 UNION t12 system NULL NULL NULL NULL 0 const row not found NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(250), b INT auto_increment, PRIMARY KEY (b)); @@ -4056,7 +4062,7 @@ CREATE TABLE t1 (a int, b int, KEY (a)); INSERT INTO t1 VALUES (1,1),(2,1); EXPLAIN SELECT 1 FROM t1 WHERE a = (SELECT COUNT(*) FROM t1 GROUP BY b); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ref a a 5 const 1 Using where; Using index +1 PRIMARY t1 ref a a 5 const 0 Using where; Using index 2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort DROP TABLE t1; CREATE TABLE t1 (id int NOT NULL, st CHAR(2), INDEX idx(id)); @@ -4120,8 +4126,6 @@ INSERT INTO `t1` VALUES ('asdf','2007-02-08 01:11:26'); INSERT INTO `t2` VALUES ('abcdefghijk'); INSERT INTO `t2` VALUES ('asdf'); SET session sort_buffer_size=8192; -Warnings: -Warning 1292 Truncated incorrect sort_buffer_size value: '8192' SELECT (SELECT 1 FROM t1 WHERE t1.a=t2.a ORDER BY t1.b LIMIT 1) AS d1 FROM t2; d1 1 @@ -4229,8 +4233,8 @@ CREATE INDEX I1 ON t1 (a); CREATE INDEX I2 ON t1 (b); EXPLAIN SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 index I1 I1 2 NULL 2 Using index; LooseScan -1 PRIMARY t1 ref I2 I2 13 test.t1.a 2 Using index condition +1 PRIMARY t1 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t1 ref I1 I1 2 test.t1.b 2 Using where; Using index; FirstMatch(t1) SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); a b CREATE TABLE t2 (a VARCHAR(1), b VARCHAR(10)); @@ -4239,15 +4243,15 @@ CREATE INDEX I1 ON t2 (a); CREATE INDEX I2 ON t2 (b); EXPLAIN SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 index I1 I1 4 NULL 2 Using index; LooseScan -1 PRIMARY t2 ref I2 I2 13 test.t2.a 2 Using index condition +1 PRIMARY t2 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t2 ref I1 I1 4 test.t2.b 2 Using where; Using index; FirstMatch(t2) SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); a b EXPLAIN SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 index I1 I1 2 NULL 2 Using where; Using index; LooseScan -1 PRIMARY t1 ref I2 I2 13 test.t1.a 2 Using index condition +1 PRIMARY t1 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t1 ref I1 I1 2 test.t1.b 2 Using where; Using index; FirstMatch(t1) SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); a b DROP TABLE t1,t2; @@ -4291,7 +4295,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) EXPLAIN EXTENDED SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a) UNION (SELECT 1 FROM t2 WHERE t1.a = t2.a)); @@ -4303,7 +4307,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t1.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) DROP TABLE t1,t2; create table t0(a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -4379,15 +4383,15 @@ INSERT INTO t1 VALUES (1),(2); EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,<exists>(select 1 from `test`.`t1` group by `test`.`t1`.`a` having 1))) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 WHERE a > 3 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` having 1)) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) DROP TABLE t1; # # Bug#45061: Incorrectly market field caused wrong result. @@ -5124,7 +5128,6 @@ SELECT 1 FROM t1 GROUP BY 1 1 DROP TABLE t1; -set @@optimizer_switch=@save_optimizer_switch; # # Bug #49512 : subquery with aggregate function crash # subselect_single_select_engine::exec() @@ -5308,6 +5311,36 @@ HAVING t2s.i = 999 ) IS UNKNOWN; i DROP TABLE t1,t1s,t2s; +# LP BUG#675248 - select->prep_where references on freed memory +CREATE TABLE t1 (a int, b int); +insert into t1 values (1,1),(0,0); +CREATE TABLE t2 (c int); +insert into t2 values (1),(2); +prepare stmt1 from "select sum(a),(select sum(c) from t2 where table1.b) as sub +from t1 as table1 group by sub"; +execute stmt1; +sum(a) sub +0 NULL +1 3 +deallocate prepare stmt1; +prepare stmt1 from "select sum(a),(select sum(c) from t2 having table1.b) as sub +from t1 as table1"; +execute stmt1; +sum(a) sub +1 3 +deallocate prepare stmt1; +drop table t1,t2; +# +# Bug LP#693935/#58727: Assertion failure with +# a single row subquery returning more than one row +# +create table t1 (a char(1) charset utf8); +insert into t1 values ('a'), ('b'); +create table t2 (a binary(1)); +insert into t2 values ('x'), ('y'); +select * from t2 where a=(select a from t1) and a='x'; +ERROR 21000: Subquery returns more than 1 row +drop table t1,t2; End of 5.1 tests # # Bug #11765713 58705: @@ -5356,7 +5389,288 @@ k 3 drop table t1,t2,t3; drop view v2; +# +# Bug#52068: Optimizer generates invalid semijoin materialization plan +# +drop table if exists ot1, ot2, it1, it2; +CREATE TABLE ot1(a INTEGER); +INSERT INTO ot1 VALUES(5), (8); +CREATE TABLE it2(a INTEGER); +INSERT INTO it2 VALUES(9), (5), (1), (8); +CREATE TABLE it3(a INTEGER); +INSERT INTO it3 VALUES(7), (1), (0), (5), (1), (4); +CREATE TABLE ot4(a INTEGER); +INSERT INTO ot4 VALUES(1), (3), (5), (7), (9), (7), (3), (1); +SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +a a +5 1 +8 1 +5 5 +8 5 +5 7 +8 7 +5 7 +8 7 +5 1 +8 1 +explain SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY ot1 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY it2 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY it3 ALL NULL NULL NULL NULL 6 Using join buffer (flat, BNL join) +1 PRIMARY ot4 ALL NULL NULL NULL NULL 8 Using where; End temporary; Using join buffer (flat, BNL join) +DROP TABLE IF EXISTS ot1, ot4, it2, it3; +# +# Bug#729039: NULL keys used to evaluate subquery +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (NULL), (1), (NULL), (2); +CREATE TABLE t2 (a int, INDEX idx(a)) ; +INSERT INTO t2 VALUES (NULL), (1), (NULL); +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX () WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX() WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 3 Using where +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ref idx idx 5 test.t1.a 2 Using index +DROP TABLE t1,t2; +# +# BUG#752992: Wrong results for a subquery with 'semijoin=on' +# +CREATE TABLE t1 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t1 VALUES (11,0); +INSERT INTO t1 VALUES (12,5); +INSERT INTO t1 VALUES (15,0); +CREATE TABLE t2 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t2 VALUES (11,1); +INSERT INTO t2 VALUES (12,2); +INSERT INTO t2 VALUES (15,4); +EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3 Start temporary +1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Using join buffer (flat, BNL join) +1 PRIMARY it eq_ref PRIMARY PRIMARY 4 test.t1.pk 1 Using index; End temporary +SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +pk i +11 0 +12 5 +15 0 +DROP table t1,t2; +# +# Bug#751350: crash with pushed condition for outer references when +# there should be none of such conditions +# +CREATE TABLE t1 (a int, b int) ; +INSERT INTO t1 VALUES (0,0),(0,0); +EXPLAIN +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +b +0 +DROP TABLE t1; +# +# Bug #11765713 58705: +# OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES +# CREATED BY OPT_SUM_QUERY +# +CREATE TABLE t1(a INT NOT NULL, KEY (a)); +INSERT INTO t1 VALUES (0), (1); +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1) +); +ERROR 21000: Subquery returns more than 1 row +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1 where a is null) +); +foo +DROP TABLE t1; +# +# BUG#779885: Crash in eliminate_item_equal with materialization=on in +# maria-5.3 +# +CREATE TABLE t1 ( f1 int ); +INSERT INTO t1 VALUES (19), (20); +CREATE TABLE t2 ( f10 varchar(32) ); +INSERT INTO t2 VALUES ('c'),('d'); +CREATE TABLE t3 ( f10 varchar(32) ); +INSERT INTO t3 VALUES ('a'),('b'); +SELECT * +FROM t1 +WHERE +( 't' ) IN ( +SELECT t3.f10 +FROM t3 +JOIN t2 +ON t2.f10 = t3.f10 +); +f1 +DROP TABLE t1,t2,t3; +# +# Fix of LP BUG#780386 (NULL left part with empty ALL subquery). +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f3 int, f10 int, KEY (f10,f3)) ; +INSERT IGNORE INTO t2 VALUES (NULL,NULL),(5,0); +DROP TABLE IF EXISTS t3; +Warnings: +Note 1051 Unknown table 't3' +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (0),(0); +SELECT a1.f3 AS r FROM t2 AS a1 , t1 WHERE a1.f3 < ALL ( SELECT f3 FROM t3 WHERE f3 = 1 ) ; +r +NULL +5 +NULL +5 +DROP TABLE t1, t2, t3; +End of 5.3 tests +End of 5.5 tests. +# +# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER +# +CREATE TABLE t1(a1 int); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2(a1 int); +INSERT INTO t2 VALUES (3); +SELECT @@session.sql_mode INTO @old_sql_mode; +SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2); +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2); +1 +1 +1 +SET SESSION sql_mode=@old_sql_mode; +DROP TABLE t1, t2; +# +# BUG#50257: Missing info in REF column of the EXPLAIN +# lines for subselects +# +CREATE TABLE t1 (a INT, b INT, INDEX (a)); +INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20); + +EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ref a a 5 const 1 + +EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 SUBQUERY t1 ref a a 5 const 1 Using index + +DROP TABLE t1; +# +# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET || +# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX +# +CREATE TABLE t1(a INT); +INSERT INTO t1 VALUES (0), (1); +CREATE TABLE t2( +b TEXT, +c INT, +PRIMARY KEY (b(1)) +); +INSERT INTO t2 VALUES ('a', 2), ('b', 3); +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +ORDER BY b +); +1 +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +GROUP BY b +); +1 +DROP TABLE t1, t2; +# +# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS) +# +CREATE TABLE t1 (f1 varchar(1)); +INSERT INTO t1 VALUES ('v'),('s'); +CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key)); +INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'), +('d'),('y'),('t'),('d'),('s'); +SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +f1 f1_key +v j +s j +v v +s v +v c +s c +v m +s m +v d +s d +v d +s d +v y +s y +v t +s t +v d +s d +v s +s s +explain SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY table1 ALL NULL NULL NULL NULL 2 +1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t2 range f1_key f1_key 4 NULL 6 Range checked for each record (index map: 0x1); Using temporary +DROP TABLE t1,t2; +set optimizer_switch=@subselect_tmp; set optimizer_switch=default; select @@optimizer_switch like '%materialization=on%'; @@optimizer_switch like '%materialization=on%' -1 +0 diff --git a/mysql-test/r/subselect_no_opts.result b/mysql-test/r/subselect_no_opts.result index 785e33a94b8..fa633f4b838 100644 --- a/mysql-test/r/subselect_no_opts.result +++ b/mysql-test/r/subselect_no_opts.result @@ -1,8 +1,10 @@ -set optimizer_switch='materialization=off,semijoin=off'; +set @optimizer_switch_for_subselect_test='materialization=off,semijoin=off,mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12; drop view if exists v2; -set @save_optimizer_switch=@@optimizer_switch; -set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; +set @subselect_tmp=@@optimizer_switch; +set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test, +"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off"); +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; select (select 2); (select 2) 2 @@ -54,7 +56,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra Warnings: Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 1 AS `1` from dual having (<expr_cache><'1'>((select '1')) = 1) +Note 1003 select 1 AS `1` from dual having ((select 1) = 1) SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1; 1 1 @@ -203,11 +205,11 @@ select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from explain extended select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from (select * from t2 where a>1) as tt; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived3> system NULL NULL NULL NULL 1 100.00 +1 PRIMARY <derived3> ALL NULL NULL NULL NULL 2 100.00 3 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using where 2 SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using filesort Warnings: -Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,'2' AS `a` from dual +Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,`tt`.`a` AS `a` from (select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`a` > 1)) `tt` select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3) order by 1 desc limit 1); a 2 @@ -274,7 +276,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 ALL NULL NULL NULL NULL 3 100.00 Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(`test`.`t2`.`b`) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(`test`.`t2`.`b`) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2); a 7 @@ -318,7 +320,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t2.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select <expr_cache><`test`.`t2`.`a`>((select '2' from dual where ('2' = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`))) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` +Note 1003 select (select 2 from dual where (2 = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`)) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` select (select a from t1 where t1.a=t2.a union all select a from t5 where t5.a=t2.a), a from t2; ERROR 21000: Subquery returns more than 1 row create table t6 (patient_uq int, clinic_uq int, index i1 (clinic_uq)); @@ -336,7 +338,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t7 eq_ref PRIMARY PRIMARY 4 test.t6.clinic_uq 1 100.00 Using index Warnings: Note 1276 Field or reference 'test.t6.clinic_uq' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where <expr_cache><`test`.`t6`.`clinic_uq`>(exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`))) +Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`)) select * from t1 where a= (select a from t2,t4 where t2.b=t4.b); ERROR 23000: Column 'a' in field list is ambiguous drop table t1,t2,t3; @@ -367,11 +369,11 @@ INSERT INTO t8 (pseudo,email) VALUES ('2joce1','2test1'); EXPLAIN EXTENDED SELECT pseudo,(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce')) FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index -4 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +4 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index 2 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 -3 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +3 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index Warnings: -Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where 1) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where 1 +Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1))) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1)) SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo,email FROM t8 WHERE pseudo='joce'); ERROR 21000: Operand should contain 1 column(s) @@ -424,7 +426,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where 1 +Note 1003 select 1 AS `1` from `test`.`t1` where (1 = (select 1 union select 1)) drop table t1; CREATE TABLE `t1` ( `numeropost` mediumint(8) unsigned NOT NULL auto_increment, @@ -509,6 +511,9 @@ select numeropost as a FROM t1 GROUP BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row select numeropost as a FROM t1 ORDER BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row +show warnings; +Level Code Message +Error 1242 Subquery returns more than 1 row drop table t1; create table t1 (a int); insert into t1 values (1),(2),(3); @@ -544,13 +549,13 @@ EXPLAIN EXTENDED SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where (`test`.`t1`.`numeropost` = '1') +Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`) EXPLAIN EXTENDED SELECT numreponse FROM t1 WHERE numeropost='1' AND numreponse=(SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 const PRIMARY,numreponse PRIMARY 7 const,const 1 100.00 Using index 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select '3' AS `numreponse` from `test`.`t1` where (('1' = '1')) +Note 1003 select 3 AS `numreponse` from `test`.`t1` where ((3 = (select max(`test`.`t1`.`numreponse`) from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`)))) drop table t1; CREATE TABLE t1 (a int(1)); INSERT INTO t1 VALUES (1); @@ -590,7 +595,7 @@ a b select * from t1 where b = (select b from t2 where t1.a = t2.a); a b 2 12 -delete from t1 where b = (select b from t1); +delete from t1 where b in (select b from t1); ERROR HY000: You can't specify target table 't1' for update in FROM clause delete from t1 where b = (select b from t2); ERROR 21000: Subquery returns more than 1 row @@ -747,7 +752,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <expr_cache><`test`.`t2`.`id`>(<in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3))))) +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3)))) SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 3); id SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 2); @@ -895,7 +900,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery a a 5 func 2 100.00 Using index Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`))))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` CREATE TABLE t3 (a int(11) default '0'); INSERT INTO t3 VALUES (1),(2),(3); SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; @@ -907,10 +912,10 @@ a t1.a in (select t2.a from t2,t3 where t3.a=t2.a) explain extended SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index -2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using index -2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using where; Using index +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`a` from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` drop table t1,t2,t3; create table t1 (a float); select 10.5 IN (SELECT * from t1 LIMIT 1); @@ -1181,9 +1186,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from dual where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` INSERT INTO t1 (pseudo) VALUES ('test1'); SELECT 0 IN (SELECT 1 FROM t1 a); 0 IN (SELECT 1 FROM t1 a) @@ -1191,9 +1196,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` drop table t1; CREATE TABLE `t1` ( `i` int(11) NOT NULL default '0', @@ -1235,7 +1240,7 @@ create table t1 (id int not null auto_increment primary key, salary int, key(sal insert into t1 (salary) values (100),(1000),(10000),(10),(500),(5000),(50000); explain extended SELECT id FROM t1 where salary = (SELECT MAX(salary) FROM t1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ref salary salary 5 const 1 100.00 Using index condition +1 PRIMARY t1 ref salary salary 5 const 0 0.00 Using index condition 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: Note 1003 select `test`.`t1`.`id` AS `id` from `test`.`t1` where (`test`.`t1`.`salary` = (select max(`test`.`t1`.`salary`) from `test`.`t1`)) @@ -1300,7 +1305,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL PRIMARY 4 NULL 4 100.00 Using where; Using index 2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on PRIMARY)))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on PRIMARY))) select * from t2 where t2.a in (select a from t1 where t1.b <> 30); a 2 @@ -1310,7 +1315,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL PRIMARY 4 NULL 4 100.00 Using where; Using index 2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using where Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on PRIMARY where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on PRIMARY where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); a 2 @@ -1318,10 +1323,10 @@ a explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL PRIMARY 4 NULL 4 100.00 Using where; Using index -2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 func 1 100.00 +2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 func 1 100.00 Using where 2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00 Using index Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select 1 from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t1`.`b`) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t1`.`b`) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`)))) drop table t1, t2, t3; create table t1 (a int, b int, index a (a,b)); create table t2 (a int, index a (a)); @@ -1343,7 +1348,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index 2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 1001 100.00 Using index Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a)))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a))) select * from t2 where t2.a in (select a from t1 where t1.b <> 30); a 2 @@ -1353,7 +1358,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index 2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 1001 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); a 2 @@ -1362,9 +1367,9 @@ explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1 id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index 2 DEPENDENT SUBQUERY t1 ref a a 5 func 1001 100.00 Using index -2 DEPENDENT SUBQUERY t3 index a a 5 NULL 3 100.00 Using where; Using index; Using join buffer +2 DEPENDENT SUBQUERY t3 index a a 5 NULL 3 100.00 Using where; Using index; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(select 1 from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t1`.`b`) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t1`.`b`) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`)))) insert into t1 values (3,31); select * from t2 where t2.a in (select a from t1 where t1.b <> 30); a @@ -1380,7 +1385,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index 2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 1001 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) drop table t0, t1, t2, t3; create table t1 (a int, b int); create table t2 (a int, b int); @@ -1415,7 +1420,7 @@ INSERT INTO t1 VALUES ('z','?'); select * from t1 where s1 > (select max(s2) from t1); ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' select * from t1 where s1 > any (select max(s2) from t1); -ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' +ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (latin1_german1_ci,IMPLICIT) for operation '<' drop table t1; create table t1(toid int,rd int); create table t2(userid int,pmnew int,pmtotal int); @@ -1471,25 +1476,25 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 = ANY (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 <> ALL (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Using where; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` drop table t1,t2; create table t2 (a int, b int); create table t3 (a int); @@ -1504,7 +1509,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < (select max(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,((select max(NULL) from `test`.`t2`) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2); a explain extended select * from t3 where a >= some (select b from t2); @@ -1512,7 +1517,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(NULL) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2 group by 1); a 6 @@ -1523,7 +1528,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < <max>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select NULL from `test`.`t2` group by 1) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2 group by 1); a explain extended select * from t3 where a >= some (select b from t2 group by 1); @@ -1531,39 +1536,39 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= <min>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,(<min>(select NULL from `test`.`t2` group by 1) <= `test`.`t3`.`a`))) select * from t3 where NULL >= any (select b from t2); a explain extended select * from t3 where NULL >= any (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= any (select b from t2 group by 1); a explain extended select * from t3 where NULL >= any (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) select * from t3 where NULL >= some (select b from t2); a explain extended select * from t3 where NULL >= some (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= some (select b from t2 group by 1); a explain extended select * from t3 where NULL >= some (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) insert into t2 values (2,2), (2,1), (3,3), (3,1); select * from t3 where a > all (select max(b) from t2 group by a); a @@ -1572,9 +1577,9 @@ a explain extended select * from t3 where a > all (select max(b) from t2 group by a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary; Using filesort +2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` <= <max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`) >= `test`.`t3`.`a`))) drop table t2, t3; CREATE TABLE `t1` ( `id` mediumint(9) NOT NULL auto_increment, `taskid` bigint(20) NOT NULL default '0', `dbid` int(11) NOT NULL default '0', `create_date` datetime NOT NULL default '0000-00-00 00:00:00', `last_update` datetime NOT NULL default '0000-00-00 00:00:00', PRIMARY KEY (`id`)) ENGINE=MyISAM CHARSET=latin1 AUTO_INCREMENT=3 ; INSERT INTO `t1` (`id`, `taskid`, `dbid`, `create_date`,`last_update`) VALUES (1, 1, 15, '2003-09-29 10:31:36', '2003-09-29 10:31:36'), (2, 1, 21, now(), now()); @@ -1625,7 +1630,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION t1 system NULL NULL NULL NULL 1 100.00 NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 'e' AS `s1` from dual where 1 +Note 1003 select 'e' AS `s1` from dual where <nop>(<in_optimizer>('f',(<min>(select 'e' from dual union select 'e' from dual) < 'f'))) drop table t1; CREATE TABLE t1 (number char(11) NOT NULL default '') ENGINE=MyISAM CHARSET=latin1; INSERT INTO t1 VALUES ('69294728265'),('18621828126'),('89356874041'),('95895001874'); @@ -1744,14 +1749,14 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<expr_cache><`test`.`t1`.`id`>(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`)))))))) +Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`))))))) explain extended select * from t1 as tt where not exists (select id from t1 where id < 8 and (id = tt.id or id is null) having id is not null); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY tt ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 test.tt.id 1 100.00 Using where; Using index Warnings: Note 1276 Field or reference 'test.tt.id' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(<expr_cache><`test`.`tt`.`id`>(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null))))) +Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null)))) insert into t1 (id, text) values (1000, 'text1000'), (1001, 'text1001'); create table t2 (id int not null, text varchar(20) not null default '', primary key (id)); insert into t2 (id, text) values (1, 'text1'), (2, 'text2'), (3, 'text3'), (4, 'text4'), (5, 'text5'), (6, 'text6'), (7, 'text7'), (8, 'text8'), (9, 'text9'), (10, 'text10'), (11, 'text1'), (12, 'text2'), (13, 'text3'), (14, 'text4'), (15, 'text5'), (16, 'text6'), (17, 'text7'), (18, 'text8'), (19, 'text9'), (20, 'text10'),(21, 'text1'), (22, 'text2'), (23, 'text3'), (24, 'text4'), (25, 'text5'), (26, 'text6'), (27, 'text7'), (28, 'text8'), (29, 'text9'), (30, 'text10'), (31, 'text1'), (32, 'text2'), (33, 'text3'), (34, 'text4'), (35, 'text5'), (36, 'text6'), (37, 'text7'), (38, 'text8'), (39, 'text9'), (40, 'text10'), (41, 'text1'), (42, 'text2'), (43, 'text3'), (44, 'text4'), (45, 'text5'), (46, 'text6'), (47, 'text7'), (48, 'text8'), (49, 'text9'), (50, 'text10'); @@ -2287,7 +2292,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.up.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where <expr_cache><`test`.`up`.`a`>(exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`))) +Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`)) drop table t1; CREATE TABLE t1 (t1_a int); INSERT INTO t1 VALUES (1); @@ -2828,19 +2833,19 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` explain extended SELECT one,two from t1 where ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 Using where 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `test`.`t1` where <expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = 'N') and (<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) and (<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`))))) +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = 'N') and (<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) and (<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`)))) explain extended SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0' group by one,two) as 'test' from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 -2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` DROP TABLE t1,t2; CREATE TABLE t1 (a char(5), b char(5)); INSERT INTO t1 VALUES (NULL,'aaa'), ('aaa','aaa'); @@ -2956,7 +2961,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c DESC, t2.b DESC LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -2968,7 +2973,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c, t2.b LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -3110,10 +3115,10 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 2), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 -4 1 +2 3 +4 SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 1), (SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)); @@ -3122,8 +3127,8 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 1 +2 3 4 SELECT a FROM t1 @@ -3420,7 +3425,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary ALTER TABLE t1 ADD INDEX(a); SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); a b @@ -3431,7 +3436,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 DEPENDENT SUBQUERY t1 index NULL a 8 NULL 1 Using filesort +2 DEPENDENT SUBQUERY t1 index NULL a 8 NULL 1 DROP TABLE t1; create table t1( f1 int,f2 int); insert into t1 values (1,1),(2,2); @@ -3581,9 +3586,9 @@ from t1' at line 1 explain select * from t1 where not exists ((select t11.i from t1 t11) union (select t12.i from t1 t12)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found -2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table -3 UNION NULL NULL NULL NULL NULL NULL NULL no matching row in const table +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t11 system NULL NULL NULL NULL 0 const row not found +3 UNION t12 system NULL NULL NULL NULL 0 const row not found NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(250), b INT auto_increment, PRIMARY KEY (b)); @@ -4053,7 +4058,7 @@ CREATE TABLE t1 (a int, b int, KEY (a)); INSERT INTO t1 VALUES (1,1),(2,1); EXPLAIN SELECT 1 FROM t1 WHERE a = (SELECT COUNT(*) FROM t1 GROUP BY b); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ref a a 5 const 1 Using where; Using index +1 PRIMARY t1 ref a a 5 const 0 Using where; Using index 2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort DROP TABLE t1; CREATE TABLE t1 (id int NOT NULL, st CHAR(2), INDEX idx(id)); @@ -4117,8 +4122,6 @@ INSERT INTO `t1` VALUES ('asdf','2007-02-08 01:11:26'); INSERT INTO `t2` VALUES ('abcdefghijk'); INSERT INTO `t2` VALUES ('asdf'); SET session sort_buffer_size=8192; -Warnings: -Warning 1292 Truncated incorrect sort_buffer_size value: '8192' SELECT (SELECT 1 FROM t1 WHERE t1.a=t2.a ORDER BY t1.b LIMIT 1) AS d1 FROM t2; d1 1 @@ -4288,7 +4291,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) EXPLAIN EXTENDED SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a) UNION (SELECT 1 FROM t2 WHERE t1.a = t2.a)); @@ -4300,7 +4303,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t1.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) DROP TABLE t1,t2; create table t0(a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -4376,15 +4379,15 @@ INSERT INTO t1 VALUES (1),(2); EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,<exists>(select 1 from `test`.`t1` group by `test`.`t1`.`a` having 1))) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 WHERE a > 3 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables -2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` having 1)) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) DROP TABLE t1; # # Bug#45061: Incorrectly market field caused wrong result. @@ -5121,7 +5124,6 @@ SELECT 1 FROM t1 GROUP BY 1 1 DROP TABLE t1; -set @@optimizer_switch=@save_optimizer_switch; # # Bug #49512 : subquery with aggregate function crash # subselect_single_select_engine::exec() @@ -5305,6 +5307,36 @@ HAVING t2s.i = 999 ) IS UNKNOWN; i DROP TABLE t1,t1s,t2s; +# LP BUG#675248 - select->prep_where references on freed memory +CREATE TABLE t1 (a int, b int); +insert into t1 values (1,1),(0,0); +CREATE TABLE t2 (c int); +insert into t2 values (1),(2); +prepare stmt1 from "select sum(a),(select sum(c) from t2 where table1.b) as sub +from t1 as table1 group by sub"; +execute stmt1; +sum(a) sub +0 NULL +1 3 +deallocate prepare stmt1; +prepare stmt1 from "select sum(a),(select sum(c) from t2 having table1.b) as sub +from t1 as table1"; +execute stmt1; +sum(a) sub +1 3 +deallocate prepare stmt1; +drop table t1,t2; +# +# Bug LP#693935/#58727: Assertion failure with +# a single row subquery returning more than one row +# +create table t1 (a char(1) charset utf8); +insert into t1 values ('a'), ('b'); +create table t2 (a binary(1)); +insert into t2 values ('x'), ('y'); +select * from t2 where a=(select a from t1) and a='x'; +ERROR 21000: Subquery returns more than 1 row +drop table t1,t2; End of 5.1 tests # # Bug #11765713 58705: @@ -5353,4 +5385,285 @@ k 3 drop table t1,t2,t3; drop view v2; -set optimizer_switch=default; +# +# Bug#52068: Optimizer generates invalid semijoin materialization plan +# +drop table if exists ot1, ot2, it1, it2; +CREATE TABLE ot1(a INTEGER); +INSERT INTO ot1 VALUES(5), (8); +CREATE TABLE it2(a INTEGER); +INSERT INTO it2 VALUES(9), (5), (1), (8); +CREATE TABLE it3(a INTEGER); +INSERT INTO it3 VALUES(7), (1), (0), (5), (1), (4); +CREATE TABLE ot4(a INTEGER); +INSERT INTO ot4 VALUES(1), (3), (5), (7), (9), (7), (3), (1); +SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +a a +5 1 +8 1 +5 5 +8 5 +5 7 +8 7 +5 7 +8 7 +5 1 +8 1 +explain SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY ot1 ALL NULL NULL NULL NULL 2 +1 PRIMARY ot4 ALL NULL NULL NULL NULL 8 Using where; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY it2 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY it3 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +DROP TABLE IF EXISTS ot1, ot4, it2, it3; +# +# Bug#729039: NULL keys used to evaluate subquery +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (NULL), (1), (NULL), (2); +CREATE TABLE t2 (a int, INDEX idx(a)) ; +INSERT INTO t2 VALUES (NULL), (1), (NULL); +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX () WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX() WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 3 Using where +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ref idx idx 5 test.t1.a 2 Using index +DROP TABLE t1,t2; +# +# BUG#752992: Wrong results for a subquery with 'semijoin=on' +# +CREATE TABLE t1 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t1 VALUES (11,0); +INSERT INTO t1 VALUES (12,5); +INSERT INTO t1 VALUES (15,0); +CREATE TABLE t2 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t2 VALUES (11,1); +INSERT INTO t2 VALUES (12,2); +INSERT INTO t2 VALUES (15,4); +EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +2 DEPENDENT SUBQUERY t2 index NULL PRIMARY 4 NULL 3 Using index +2 DEPENDENT SUBQUERY it eq_ref PRIMARY PRIMARY 4 func 1 Using index +SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +pk i +11 0 +12 5 +15 0 +DROP table t1,t2; +# +# Bug#751350: crash with pushed condition for outer references when +# there should be none of such conditions +# +CREATE TABLE t1 (a int, b int) ; +INSERT INTO t1 VALUES (0,0),(0,0); +EXPLAIN +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +b +0 +DROP TABLE t1; +# +# Bug #11765713 58705: +# OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES +# CREATED BY OPT_SUM_QUERY +# +CREATE TABLE t1(a INT NOT NULL, KEY (a)); +INSERT INTO t1 VALUES (0), (1); +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1) +); +ERROR 21000: Subquery returns more than 1 row +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1 where a is null) +); +foo +DROP TABLE t1; +# +# BUG#779885: Crash in eliminate_item_equal with materialization=on in +# maria-5.3 +# +CREATE TABLE t1 ( f1 int ); +INSERT INTO t1 VALUES (19), (20); +CREATE TABLE t2 ( f10 varchar(32) ); +INSERT INTO t2 VALUES ('c'),('d'); +CREATE TABLE t3 ( f10 varchar(32) ); +INSERT INTO t3 VALUES ('a'),('b'); +SELECT * +FROM t1 +WHERE +( 't' ) IN ( +SELECT t3.f10 +FROM t3 +JOIN t2 +ON t2.f10 = t3.f10 +); +f1 +DROP TABLE t1,t2,t3; +# +# Fix of LP BUG#780386 (NULL left part with empty ALL subquery). +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f3 int, f10 int, KEY (f10,f3)) ; +INSERT IGNORE INTO t2 VALUES (NULL,NULL),(5,0); +DROP TABLE IF EXISTS t3; +Warnings: +Note 1051 Unknown table 't3' +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (0),(0); +SELECT a1.f3 AS r FROM t2 AS a1 , t1 WHERE a1.f3 < ALL ( SELECT f3 FROM t3 WHERE f3 = 1 ) ; +r +NULL +5 +NULL +5 +DROP TABLE t1, t2, t3; +End of 5.3 tests +End of 5.5 tests. +# +# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER +# +CREATE TABLE t1(a1 int); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2(a1 int); +INSERT INTO t2 VALUES (3); +SELECT @@session.sql_mode INTO @old_sql_mode; +SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2); +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2); +1 +1 +1 +SET SESSION sql_mode=@old_sql_mode; +DROP TABLE t1, t2; +# +# BUG#50257: Missing info in REF column of the EXPLAIN +# lines for subselects +# +CREATE TABLE t1 (a INT, b INT, INDEX (a)); +INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20); + +EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ref a a 5 const 1 + +EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 SUBQUERY t1 ref a a 5 const 1 Using index + +DROP TABLE t1; +# +# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET || +# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX +# +CREATE TABLE t1(a INT); +INSERT INTO t1 VALUES (0), (1); +CREATE TABLE t2( +b TEXT, +c INT, +PRIMARY KEY (b(1)) +); +INSERT INTO t2 VALUES ('a', 2), ('b', 3); +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +ORDER BY b +); +1 +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +GROUP BY b +); +1 +DROP TABLE t1, t2; +# +# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS) +# +CREATE TABLE t1 (f1 varchar(1)); +INSERT INTO t1 VALUES ('v'),('s'); +CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key)); +INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'), +('d'),('y'),('t'),('d'),('s'); +SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +f1 f1_key +v j +s j +v v +s v +v c +s c +v m +s m +v d +s d +v d +s d +v y +s y +v t +s t +v d +s d +v s +s s +explain SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY table1 ALL NULL NULL NULL NULL 2 +1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t2 range f1_key f1_key 4 NULL 6 Range checked for each record (index map: 0x1); Using temporary +DROP TABLE t1,t2; +set optimizer_switch=@subselect_tmp; +set @optimizer_switch_for_subselect_test=null; diff --git a/mysql-test/r/subselect_no_semijoin.result b/mysql-test/r/subselect_no_semijoin.result index b53bb7918c8..e1caa60bfc0 100644 --- a/mysql-test/r/subselect_no_semijoin.result +++ b/mysql-test/r/subselect_no_semijoin.result @@ -1,8 +1,10 @@ -set optimizer_switch='semijoin=off'; +set @optimizer_switch_for_subselect_test='semijoin=off,mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12; drop view if exists v2; -set @save_optimizer_switch=@@optimizer_switch; -set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; +set @subselect_tmp=@@optimizer_switch; +set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test, +"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off"); +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; select (select 2); (select 2) 2 @@ -54,7 +56,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra Warnings: Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 1 AS `1` from dual having (<expr_cache><'1'>((select '1')) = 1) +Note 1003 select 1 AS `1` from dual having ((select 1) = 1) SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1; 1 1 @@ -203,11 +205,11 @@ select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from explain extended select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from (select * from t2 where a>1) as tt; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived3> system NULL NULL NULL NULL 1 100.00 +1 PRIMARY <derived3> ALL NULL NULL NULL NULL 2 100.00 3 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using where 2 SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using filesort Warnings: -Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,'2' AS `a` from dual +Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,`tt`.`a` AS `a` from (select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`a` > 1)) `tt` select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3) order by 1 desc limit 1); a 2 @@ -274,7 +276,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 ALL NULL NULL NULL NULL 3 100.00 Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(`test`.`t2`.`b`) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(`test`.`t2`.`b`) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2); a 7 @@ -318,7 +320,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t2.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select <expr_cache><`test`.`t2`.`a`>((select '2' from dual where ('2' = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`))) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` +Note 1003 select (select 2 from dual where (2 = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`)) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` select (select a from t1 where t1.a=t2.a union all select a from t5 where t5.a=t2.a), a from t2; ERROR 21000: Subquery returns more than 1 row create table t6 (patient_uq int, clinic_uq int, index i1 (clinic_uq)); @@ -336,7 +338,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t7 eq_ref PRIMARY PRIMARY 4 test.t6.clinic_uq 1 100.00 Using index Warnings: Note 1276 Field or reference 'test.t6.clinic_uq' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where <expr_cache><`test`.`t6`.`clinic_uq`>(exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`))) +Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`)) select * from t1 where a= (select a from t2,t4 where t2.b=t4.b); ERROR 23000: Column 'a' in field list is ambiguous drop table t1,t2,t3; @@ -367,11 +369,11 @@ INSERT INTO t8 (pseudo,email) VALUES ('2joce1','2test1'); EXPLAIN EXTENDED SELECT pseudo,(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce')) FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index -4 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +4 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index 2 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 -3 SUBQUERY t8 const PRIMARY PRIMARY 37 1 100.00 Using index +3 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index Warnings: -Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where 1) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where 1 +Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1))) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1)) SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo,email FROM t8 WHERE pseudo='joce'); ERROR 21000: Operand should contain 1 column(s) @@ -424,7 +426,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where 1 +Note 1003 select 1 AS `1` from `test`.`t1` where (1 = (select 1 union select 1)) drop table t1; CREATE TABLE `t1` ( `numeropost` mediumint(8) unsigned NOT NULL auto_increment, @@ -509,6 +511,9 @@ select numeropost as a FROM t1 GROUP BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row select numeropost as a FROM t1 ORDER BY (SELECT 1 FROM t1 HAVING a=1); ERROR 21000: Subquery returns more than 1 row +show warnings; +Level Code Message +Error 1242 Subquery returns more than 1 row drop table t1; create table t1 (a int); insert into t1 values (1),(2),(3); @@ -544,13 +549,13 @@ EXPLAIN EXTENDED SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where (`test`.`t1`.`numeropost` = '1') +Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`) EXPLAIN EXTENDED SELECT numreponse FROM t1 WHERE numeropost='1' AND numreponse=(SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 const PRIMARY,numreponse PRIMARY 7 const,const 1 100.00 Using index 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: -Note 1003 select '3' AS `numreponse` from `test`.`t1` where (('1' = '1')) +Note 1003 select 3 AS `numreponse` from `test`.`t1` where ((3 = (select max(`test`.`t1`.`numreponse`) from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`)))) drop table t1; CREATE TABLE t1 (a int(1)); INSERT INTO t1 VALUES (1); @@ -590,7 +595,7 @@ a b select * from t1 where b = (select b from t2 where t1.a = t2.a); a b 2 12 -delete from t1 where b = (select b from t1); +delete from t1 where b in (select b from t1); ERROR HY000: You can't specify target table 't1' for update in FROM clause delete from t1 where b = (select b from t2); ERROR 21000: Subquery returns more than 1 row @@ -747,7 +752,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <expr_cache><`test`.`t2`.`id`>(<in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3))))) +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3)))) SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 3); id SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 2); @@ -895,7 +900,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery a a 5 func 2 100.00 Using index Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`))))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` CREATE TABLE t3 (a int(11) default '0'); INSERT INTO t3 VALUES (1),(2),(3); SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; @@ -907,10 +912,10 @@ a t1.a in (select t2.a from t2,t3 where t3.a=t2.a) explain extended SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index -2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using index -2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using where; Using index +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select 1 from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` +Note 1003 select `test`.`t1`.`a` AS `a`,<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`a` from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` drop table t1,t2,t3; create table t1 (a float); select 10.5 IN (SELECT * from t1 LIMIT 1); @@ -1181,9 +1186,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from dual where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` INSERT INTO t1 (pseudo) VALUES ('test1'); SELECT 0 IN (SELECT 1 FROM t1 a); 0 IN (SELECT 1 FROM t1 a) @@ -1191,9 +1196,9 @@ SELECT 0 IN (SELECT 1 FROM t1 a); EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used -2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables Warnings: -Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where 0)) AS `0 IN (SELECT 1 FROM t1 a)` +Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` drop table t1; CREATE TABLE `t1` ( `i` int(11) NOT NULL default '0', @@ -1235,7 +1240,7 @@ create table t1 (id int not null auto_increment primary key, salary int, key(sal insert into t1 (salary) values (100),(1000),(10000),(10),(500),(5000),(50000); explain extended SELECT id FROM t1 where salary = (SELECT MAX(salary) FROM t1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ref salary salary 5 const 1 100.00 Using index condition +1 PRIMARY t1 ref salary salary 5 const 0 0.00 Using index condition 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away Warnings: Note 1003 select `test`.`t1`.`id` AS `id` from `test`.`t1` where (`test`.`t1`.`salary` = (select max(`test`.`t1`.`salary`) from `test`.`t1`)) @@ -1298,9 +1303,9 @@ a explain extended select * from t2 where t2.a in (select a from t1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL PRIMARY 4 NULL 4 100.00 Using where; Using index -2 SUBQUERY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index +2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,`test`.`t2`.`a` in ( <materialize> (select `test`.`t1`.`a` from `test`.`t1` ), <primary_index_lookup>(`test`.`t2`.`a` in <temporary table> on distinct_key where ((`test`.`t2`.`a` = `materialized subselect`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on PRIMARY))) select * from t2 where t2.a in (select a from t1 where t1.b <> 30); a 2 @@ -1308,9 +1313,9 @@ a explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL PRIMARY 4 NULL 4 100.00 Using where; Using index -2 SUBQUERY t1 ALL NULL NULL NULL NULL 4 100.00 Using where +2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using where Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,`test`.`t2`.`a` in ( <materialize> (select `test`.`t1`.`a` from `test`.`t1` where (`test`.`t1`.`b` <> 30) ), <primary_index_lookup>(`test`.`t2`.`a` in <temporary table> on distinct_key where ((`test`.`t2`.`a` = `materialized subselect`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<primary_index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on PRIMARY where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); a 2 @@ -1318,10 +1323,10 @@ a explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL PRIMARY 4 NULL 4 100.00 Using where; Using index -2 SUBQUERY t3 index PRIMARY PRIMARY 4 NULL 3 100.00 Using index -2 SUBQUERY t1 ALL NULL NULL NULL NULL 4 100.00 Using where; Using join buffer +2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 func 1 100.00 Using where +2 DEPENDENT SUBQUERY t3 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00 Using index Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,`test`.`t2`.`a` in ( <materialize> (select `test`.`t1`.`a` from `test`.`t1` join `test`.`t3` where (`test`.`t1`.`b` = `test`.`t3`.`a`) ), <primary_index_lookup>(`test`.`t2`.`a` in <temporary table> on distinct_key where ((`test`.`t2`.`a` = `materialized subselect`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t1`.`b`) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`)))) drop table t1, t2, t3; create table t1 (a int, b int, index a (a,b)); create table t2 (a int, index a (a)); @@ -1341,9 +1346,9 @@ a explain extended select * from t2 where t2.a in (select a from t1); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index -2 SUBQUERY t1 index NULL a 10 NULL 10004 100.00 Using index +2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 1001 100.00 Using index Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,`test`.`t2`.`a` in ( <materialize> (select `test`.`t1`.`a` from `test`.`t1` ), <primary_index_lookup>(`test`.`t2`.`a` in <temporary table> on distinct_key where ((`test`.`t2`.`a` = `materialized subselect`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a))) select * from t2 where t2.a in (select a from t1 where t1.b <> 30); a 2 @@ -1351,9 +1356,9 @@ a explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index -2 SUBQUERY t1 index NULL a 10 NULL 10004 100.00 Using where; Using index +2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 1001 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,`test`.`t2`.`a` in ( <materialize> (select `test`.`t1`.`a` from `test`.`t1` where (`test`.`t1`.`b` <> 30) ), <primary_index_lookup>(`test`.`t2`.`a` in <temporary table> on distinct_key where ((`test`.`t2`.`a` = `materialized subselect`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); a 2 @@ -1361,10 +1366,10 @@ a explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index -2 SUBQUERY t3 index a a 5 NULL 3 100.00 Using index -2 SUBQUERY t1 index NULL a 10 NULL 10004 100.00 Using where; Using index; Using join buffer +2 DEPENDENT SUBQUERY t1 ref a a 5 func 1001 100.00 Using index +2 DEPENDENT SUBQUERY t3 index a a 5 NULL 3 100.00 Using where; Using index; Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,`test`.`t2`.`a` in ( <materialize> (select `test`.`t1`.`a` from `test`.`t1` join `test`.`t3` where (`test`.`t1`.`b` = `test`.`t3`.`a`) ), <primary_index_lookup>(`test`.`t2`.`a` in <temporary table> on distinct_key where ((`test`.`t2`.`a` = `materialized subselect`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(select `test`.`t1`.`a` from `test`.`t1` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t1`.`b`) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`)))) insert into t1 values (3,31); select * from t2 where t2.a in (select a from t1 where t1.b <> 30); a @@ -1378,9 +1383,9 @@ a explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 index NULL a 5 NULL 4 100.00 Using where; Using index -2 SUBQUERY t1 index NULL a 10 NULL 10005 100.00 Using where; Using index +2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 1001 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <expr_cache><`test`.`t2`.`a`>(<in_optimizer>(`test`.`t2`.`a`,`test`.`t2`.`a` in ( <materialize> (select `test`.`t1`.`a` from `test`.`t1` where (`test`.`t1`.`b` <> 30) ), <primary_index_lookup>(`test`.`t2`.`a` in <temporary table> on distinct_key where ((`test`.`t2`.`a` = `materialized subselect`.`a`)))))) +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t2`.`a`) in t1 on a where ((`test`.`t1`.`b` <> 30) and (<cache>(`test`.`t2`.`a`) = `test`.`t1`.`a`))))) drop table t0, t1, t2, t3; create table t1 (a int, b int); create table t2 (a int, b int); @@ -1415,7 +1420,7 @@ INSERT INTO t1 VALUES ('z','?'); select * from t1 where s1 > (select max(s2) from t1); ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' select * from t1 where s1 > any (select max(s2) from t1); -ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' +ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (latin1_german1_ci,IMPLICIT) for operation '<' drop table t1; create table t1(toid int,rd int); create table t2(userid int,pmnew int,pmtotal int); @@ -1471,25 +1476,25 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 = ANY (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 <> ALL (SELECT s1 FROM t2) from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` explain extended select s1, s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index 2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Using where; Full scan on NULL key Warnings: -Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` drop table t1,t2; create table t2 (a int, b int); create table t3 (a int); @@ -1504,7 +1509,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < (select max(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,((select max(NULL) from `test`.`t2`) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2); a explain extended select * from t3 where a >= some (select b from t2); @@ -1512,7 +1517,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= (select min(NULL) from `test`.`t2`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(NULL) from `test`.`t2`) <= `test`.`t3`.`a`))) select * from t3 where a >= all (select b from t2 group by 1); a 6 @@ -1523,7 +1528,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` < <max>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select NULL from `test`.`t2` group by 1) > `test`.`t3`.`a`))) select * from t3 where a >= some (select b from t2 group by 1); a explain extended select * from t3 where a >= some (select b from t2 group by 1); @@ -1531,39 +1536,39 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>((`test`.`t3`.`a` >= <min>(select NULL from `test`.`t2` group by 1))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,(<min>(select NULL from `test`.`t2` group by 1) <= `test`.`t3`.`a`))) select * from t3 where NULL >= any (select b from t2); a explain extended select * from t3 where NULL >= any (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= any (select b from t2 group by 1); a explain extended select * from t3 where NULL >= any (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) select * from t3 where NULL >= some (select b from t2); a explain extended select * from t3 where NULL >= some (select b from t2); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) select * from t3 where NULL >= some (select b from t2 group by 1); a explain extended select * from t3 where NULL >= some (select b from t2 group by 1); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where 0 +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) insert into t2 values (2,2), (2,1), (3,3), (3,1); select * from t3 where a > all (select max(b) from t2 group by a); a @@ -1572,9 +1577,9 @@ a explain extended select * from t3 where a > all (select max(b) from t2 group by a); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary; Using filesort +2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary Warnings: -Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>((`test`.`t3`.`a` <= <max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`))) +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`) >= `test`.`t3`.`a`))) drop table t2, t3; CREATE TABLE `t1` ( `id` mediumint(9) NOT NULL auto_increment, `taskid` bigint(20) NOT NULL default '0', `dbid` int(11) NOT NULL default '0', `create_date` datetime NOT NULL default '0000-00-00 00:00:00', `last_update` datetime NOT NULL default '0000-00-00 00:00:00', PRIMARY KEY (`id`)) ENGINE=MyISAM CHARSET=latin1 AUTO_INCREMENT=3 ; INSERT INTO `t1` (`id`, `taskid`, `dbid`, `create_date`,`last_update`) VALUES (1, 1, 15, '2003-09-29 10:31:36', '2003-09-29 10:31:36'), (2, 1, 21, now(), now()); @@ -1625,7 +1630,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 3 UNION t1 system NULL NULL NULL NULL 1 100.00 NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 select 'e' AS `s1` from dual where 1 +Note 1003 select 'e' AS `s1` from dual where <nop>(<in_optimizer>('f',(<min>(select 'e' from dual union select 'e' from dual) < 'f'))) drop table t1; CREATE TABLE t1 (number char(11) NOT NULL default '') ENGINE=MyISAM CHARSET=latin1; INSERT INTO t1 VALUES ('69294728265'),('18621828126'),('89356874041'),('95895001874'); @@ -1744,14 +1749,14 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index; Using where Warnings: -Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<expr_cache><`test`.`t1`.`id`>(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`)))))))) +Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`))))))) explain extended select * from t1 as tt where not exists (select id from t1 where id < 8 and (id = tt.id or id is null) having id is not null); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY tt ALL NULL NULL NULL NULL 12 100.00 Using where 2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 test.tt.id 1 100.00 Using where; Using index Warnings: Note 1276 Field or reference 'test.tt.id' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(<expr_cache><`test`.`tt`.`id`>(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null))))) +Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null)))) insert into t1 (id, text) values (1000, 'text1000'), (1001, 'text1001'); create table t2 (id int not null, text varchar(20) not null default '', primary key (id)); insert into t2 (id, text) values (1, 'text1'), (2, 'text2'), (3, 'text3'), (4, 'text4'), (5, 'text5'), (6, 'text6'), (7, 'text7'), (8, 'text8'), (9, 'text9'), (10, 'text10'), (11, 'text1'), (12, 'text2'), (13, 'text3'), (14, 'text4'), (15, 'text5'), (16, 'text6'), (17, 'text7'), (18, 'text8'), (19, 'text9'), (20, 'text10'),(21, 'text1'), (22, 'text2'), (23, 'text3'), (24, 'text4'), (25, 'text5'), (26, 'text6'), (27, 'text7'), (28, 'text8'), (29, 'text9'), (30, 'text10'), (31, 'text1'), (32, 'text2'), (33, 'text3'), (34, 'text4'), (35, 'text5'), (36, 'text6'), (37, 'text7'), (38, 'text8'), (39, 'text9'), (40, 'text10'), (41, 'text1'), (42, 'text2'), (43, 'text3'), (44, 'text4'), (45, 'text5'), (46, 'text6'), (47, 'text7'), (48, 'text8'), (49, 'text9'), (50, 'text10'); @@ -2287,7 +2292,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.up.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where <expr_cache><`test`.`up`.`a`>(exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`))) +Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`)) drop table t1; CREATE TABLE t1 (t1_a int); INSERT INTO t1 VALUES (1); @@ -2828,19 +2833,19 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` explain extended SELECT one,two from t1 where ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N'); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 Using where -2 SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `test`.`t1` where <expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),(`test`.`t1`.`one`,`test`.`t1`.`two`) in ( <materialize> (select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = 'N') ), <primary_index_lookup>(`test`.`t1`.`one` in <temporary table> on distinct_key where ((`test`.`t1`.`one` = `materialized subselect`.`one`) and (`test`.`t1`.`two` = `materialized subselect`.`two`)))))) +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = 'N') and (<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) and (<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`)))) explain extended SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0' group by one,two) as 'test' from t1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 -2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary Warnings: -Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`two`,`test`.`t1`.`one`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`))))) AS `test` from `test`.`t1` DROP TABLE t1,t2; CREATE TABLE t1 (a char(5), b char(5)); INSERT INTO t1 VALUES (NULL,'aaa'), ('aaa','aaa'); @@ -2956,7 +2961,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c DESC, t2.b DESC LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -2968,7 +2973,7 @@ ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' ORDER BY t2.c, t2.b LIMIT 1) WHERE t1.a = 10; id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 -1 PRIMARY r const PRIMARY PRIMARY 4 const 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where 2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' @@ -3110,10 +3115,10 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 2), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 -4 1 +2 3 +4 SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 1), (SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)); @@ -3122,8 +3127,8 @@ SELECT a FROM t1 ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4), (SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); a -2 1 +2 3 4 SELECT a FROM t1 @@ -3420,7 +3425,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary ALTER TABLE t1 ADD INDEX(a); SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); a b @@ -3431,7 +3436,7 @@ EXPLAIN SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 index NULL a 8 NULL 1 DROP TABLE t1; create table t1( f1 int,f2 int); insert into t1 values (1,1),(2,2); @@ -3581,9 +3586,9 @@ from t1' at line 1 explain select * from t1 where not exists ((select t11.i from t1 t11) union (select t12.i from t1 t12)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 system NULL NULL NULL NULL 0 const row not found -2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table -3 UNION NULL NULL NULL NULL NULL NULL NULL no matching row in const table +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t11 system NULL NULL NULL NULL 0 const row not found +3 UNION t12 system NULL NULL NULL NULL 0 const row not found NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(250), b INT auto_increment, PRIMARY KEY (b)); @@ -4053,7 +4058,7 @@ CREATE TABLE t1 (a int, b int, KEY (a)); INSERT INTO t1 VALUES (1,1),(2,1); EXPLAIN SELECT 1 FROM t1 WHERE a = (SELECT COUNT(*) FROM t1 GROUP BY b); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ref a a 5 const 1 Using where; Using index +1 PRIMARY t1 ref a a 5 const 0 Using where; Using index 2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort DROP TABLE t1; CREATE TABLE t1 (id int NOT NULL, st CHAR(2), INDEX idx(id)); @@ -4117,8 +4122,6 @@ INSERT INTO `t1` VALUES ('asdf','2007-02-08 01:11:26'); INSERT INTO `t2` VALUES ('abcdefghijk'); INSERT INTO `t2` VALUES ('asdf'); SET session sort_buffer_size=8192; -Warnings: -Warning 1292 Truncated incorrect sort_buffer_size value: '8192' SELECT (SELECT 1 FROM t1 WHERE t1.a=t2.a ORDER BY t1.b LIMIT 1) AS d1 FROM t2; d1 1 @@ -4227,7 +4230,7 @@ CREATE INDEX I2 ON t1 (b); EXPLAIN SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where -2 SUBQUERY t1 index NULL I1 2 NULL 2 Using index +2 DEPENDENT SUBQUERY t1 index_subquery I1 I1 2 func 2 Using index; Using where SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); a b CREATE TABLE t2 (a VARCHAR(1), b VARCHAR(10)); @@ -4237,14 +4240,14 @@ CREATE INDEX I2 ON t2 (b); EXPLAIN SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where -2 SUBQUERY t2 index NULL I1 4 NULL 2 Using index +2 DEPENDENT SUBQUERY t2 index_subquery I1 I1 4 func 2 Using index; Using where SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); a b EXPLAIN SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using where -2 SUBQUERY t1 index NULL I1 2 NULL 2 Using where; Using index +2 DEPENDENT SUBQUERY t1 index_subquery I1 I1 2 func 2 Using index; Using where SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); a b DROP TABLE t1,t2; @@ -4288,7 +4291,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) EXPLAIN EXTENDED SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a) UNION (SELECT 1 FROM t2 WHERE t1.a = t2.a)); @@ -4300,7 +4303,7 @@ NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL Warnings: Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 Note 1276 Field or reference 'test.t1.a' of SELECT #3 was resolved in SELECT #1 -Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)))) +Note 1003 select 2 AS `2` from `test`.`t1` where exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) DROP TABLE t1,t2; create table t0(a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); @@ -4375,16 +4378,16 @@ CREATE TABLE t1 (a INT); INSERT INTO t1 VALUES (1),(2); EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,1 in ( <materialize> (select 1 from `test`.`t1` group by `test`.`t1`.`a` ), <primary_index_lookup>(1 in <temporary table> on distinct_key where ((1 = `materialized subselect`.`1`)))))) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 WHERE a > 3 GROUP BY a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where -2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary; Using filesort +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary Warnings: -Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,1 in ( <materialize> (select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` ), <primary_index_lookup>(1 in <temporary table> on distinct_key where ((1 = `materialized subselect`.`1`)))))) +Note 1003 select 1 AS `1` from `test`.`t1` where <in_optimizer>(1,<exists>(select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1)))) DROP TABLE t1; # # Bug#45061: Incorrectly market field caused wrong result. @@ -5121,7 +5124,6 @@ SELECT 1 FROM t1 GROUP BY 1 1 DROP TABLE t1; -set @@optimizer_switch=@save_optimizer_switch; # # Bug #49512 : subquery with aggregate function crash # subselect_single_select_engine::exec() @@ -5305,6 +5307,36 @@ HAVING t2s.i = 999 ) IS UNKNOWN; i DROP TABLE t1,t1s,t2s; +# LP BUG#675248 - select->prep_where references on freed memory +CREATE TABLE t1 (a int, b int); +insert into t1 values (1,1),(0,0); +CREATE TABLE t2 (c int); +insert into t2 values (1),(2); +prepare stmt1 from "select sum(a),(select sum(c) from t2 where table1.b) as sub +from t1 as table1 group by sub"; +execute stmt1; +sum(a) sub +0 NULL +1 3 +deallocate prepare stmt1; +prepare stmt1 from "select sum(a),(select sum(c) from t2 having table1.b) as sub +from t1 as table1"; +execute stmt1; +sum(a) sub +1 3 +deallocate prepare stmt1; +drop table t1,t2; +# +# Bug LP#693935/#58727: Assertion failure with +# a single row subquery returning more than one row +# +create table t1 (a char(1) charset utf8); +insert into t1 values ('a'), ('b'); +create table t2 (a binary(1)); +insert into t2 values ('x'), ('y'); +select * from t2 where a=(select a from t1) and a='x'; +ERROR 21000: Subquery returns more than 1 row +drop table t1,t2; End of 5.1 tests # # Bug #11765713 58705: @@ -5353,4 +5385,285 @@ k 3 drop table t1,t2,t3; drop view v2; -set optimizer_switch=default; +# +# Bug#52068: Optimizer generates invalid semijoin materialization plan +# +drop table if exists ot1, ot2, it1, it2; +CREATE TABLE ot1(a INTEGER); +INSERT INTO ot1 VALUES(5), (8); +CREATE TABLE it2(a INTEGER); +INSERT INTO it2 VALUES(9), (5), (1), (8); +CREATE TABLE it3(a INTEGER); +INSERT INTO it3 VALUES(7), (1), (0), (5), (1), (4); +CREATE TABLE ot4(a INTEGER); +INSERT INTO ot4 VALUES(1), (3), (5), (7), (9), (7), (3), (1); +SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +a a +5 1 +8 1 +5 5 +8 5 +5 7 +8 7 +5 7 +8 7 +5 1 +8 1 +explain SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY ot1 ALL NULL NULL NULL NULL 2 +1 PRIMARY ot4 ALL NULL NULL NULL NULL 8 Using where; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY it2 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY it3 ALL NULL NULL NULL NULL 6 Using where; Using join buffer (flat, BNL join) +DROP TABLE IF EXISTS ot1, ot4, it2, it3; +# +# Bug#729039: NULL keys used to evaluate subquery +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (NULL), (1), (NULL), (2); +CREATE TABLE t2 (a int, INDEX idx(a)) ; +INSERT INTO t2 VALUES (NULL), (1), (NULL); +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX () WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX() WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 3 Using where +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ref idx idx 5 test.t1.a 2 Using index +DROP TABLE t1,t2; +# +# BUG#752992: Wrong results for a subquery with 'semijoin=on' +# +CREATE TABLE t1 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t1 VALUES (11,0); +INSERT INTO t1 VALUES (12,5); +INSERT INTO t1 VALUES (15,0); +CREATE TABLE t2 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t2 VALUES (11,1); +INSERT INTO t2 VALUES (12,2); +INSERT INTO t2 VALUES (15,4); +EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +2 DEPENDENT SUBQUERY t2 index NULL PRIMARY 4 NULL 3 Using index +2 DEPENDENT SUBQUERY it eq_ref PRIMARY PRIMARY 4 func 1 Using index +SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +pk i +11 0 +12 5 +15 0 +DROP table t1,t2; +# +# Bug#751350: crash with pushed condition for outer references when +# there should be none of such conditions +# +CREATE TABLE t1 (a int, b int) ; +INSERT INTO t1 VALUES (0,0),(0,0); +EXPLAIN +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +b +0 +DROP TABLE t1; +# +# Bug #11765713 58705: +# OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES +# CREATED BY OPT_SUM_QUERY +# +CREATE TABLE t1(a INT NOT NULL, KEY (a)); +INSERT INTO t1 VALUES (0), (1); +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1) +); +ERROR 21000: Subquery returns more than 1 row +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1 where a is null) +); +foo +DROP TABLE t1; +# +# BUG#779885: Crash in eliminate_item_equal with materialization=on in +# maria-5.3 +# +CREATE TABLE t1 ( f1 int ); +INSERT INTO t1 VALUES (19), (20); +CREATE TABLE t2 ( f10 varchar(32) ); +INSERT INTO t2 VALUES ('c'),('d'); +CREATE TABLE t3 ( f10 varchar(32) ); +INSERT INTO t3 VALUES ('a'),('b'); +SELECT * +FROM t1 +WHERE +( 't' ) IN ( +SELECT t3.f10 +FROM t3 +JOIN t2 +ON t2.f10 = t3.f10 +); +f1 +DROP TABLE t1,t2,t3; +# +# Fix of LP BUG#780386 (NULL left part with empty ALL subquery). +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f3 int, f10 int, KEY (f10,f3)) ; +INSERT IGNORE INTO t2 VALUES (NULL,NULL),(5,0); +DROP TABLE IF EXISTS t3; +Warnings: +Note 1051 Unknown table 't3' +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (0),(0); +SELECT a1.f3 AS r FROM t2 AS a1 , t1 WHERE a1.f3 < ALL ( SELECT f3 FROM t3 WHERE f3 = 1 ) ; +r +NULL +5 +NULL +5 +DROP TABLE t1, t2, t3; +End of 5.3 tests +End of 5.5 tests. +# +# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER +# +CREATE TABLE t1(a1 int); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2(a1 int); +INSERT INTO t2 VALUES (3); +SELECT @@session.sql_mode INTO @old_sql_mode; +SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2); +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2); +1 +1 +1 +SET SESSION sql_mode=@old_sql_mode; +DROP TABLE t1, t2; +# +# BUG#50257: Missing info in REF column of the EXPLAIN +# lines for subselects +# +CREATE TABLE t1 (a INT, b INT, INDEX (a)); +INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20); + +EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ref a a 5 const 1 + +EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 SUBQUERY t1 ref a a 5 const 1 Using index + +DROP TABLE t1; +# +# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET || +# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX +# +CREATE TABLE t1(a INT); +INSERT INTO t1 VALUES (0), (1); +CREATE TABLE t2( +b TEXT, +c INT, +PRIMARY KEY (b(1)) +); +INSERT INTO t2 VALUES ('a', 2), ('b', 3); +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +ORDER BY b +); +1 +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +GROUP BY b +); +1 +DROP TABLE t1, t2; +# +# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS) +# +CREATE TABLE t1 (f1 varchar(1)); +INSERT INTO t1 VALUES ('v'),('s'); +CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key)); +INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'), +('d'),('y'),('t'),('d'),('s'); +SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +f1 f1_key +v j +s j +v v +s v +v c +s c +v m +s m +v d +s d +v d +s d +v y +s y +v t +s t +v d +s d +v s +s s +explain SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY table1 ALL NULL NULL NULL NULL 2 +1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t2 range f1_key f1_key 4 NULL 6 Range checked for each record (index map: 0x1); Using temporary +DROP TABLE t1,t2; +set optimizer_switch=@subselect_tmp; +set @optimizer_switch_for_subselect_test=null; diff --git a/mysql-test/r/subselect_partial_match.result b/mysql-test/r/subselect_partial_match.result index 5887de2fff2..85aa96df714 100644 --- a/mysql-test/r/subselect_partial_match.result +++ b/mysql-test/r/subselect_partial_match.result @@ -1,8 +1,210 @@ +set @save_optimizer_switch=@@optimizer_switch; +------------------------------- +Part 1: Feature tests. +------------------------------- +Default for all tests. +set @@optimizer_switch="materialization=on,in_to_exists=off,semijoin=off,subquery_cache=off"; + +Schema requires partial matching, but data analysis discoveres there is +no need. This is possible only if all outer columns are not NULL. + +create table t1 (a1 char(8) not null, a2 char(8) not null); +create table t2 (b1 char(8), b2 char(8)); +insert into t1 values ('1 - 00', '2 - 00'); +insert into t1 values ('1 - 01', '2 - 01'); +insert into t2 values ('1 - 00', '2 - 00'); +insert into t2 values ('1 - 01', NULL ); +insert into t2 values (NULL , '2 - 02'); +insert into t2 values (NULL , NULL ); +insert into t2 values ('1 - 02', '2 - 02'); +select * from t1 +where (a1, a2) not in (select * from t2 where b1 is not null and b2 is not null); +a1 a2 +1 - 01 2 - 01 +select a1, a2, (a1, a2) not in (select * from t2) as in_res from t1; +a1 a2 in_res +1 - 00 2 - 00 0 +1 - 01 2 - 01 NULL +drop table t1, t2; + +NULLs in the outer columns, no NULLs in the suqbuery + +create table t1 (a1 char(8), a2 char(8)); +create table t2 (b1 char(8) not null, b2 char(8) not null); +insert into t1 values (NULL , '2 - 00'); +insert into t1 values ('1 - 01', '2 - 01'); +insert into t1 values (NULL , NULL ); +insert into t2 values ('1 - 00', '2 - 00'); +insert into t2 values ('1 - 01', '2 - 01'); +insert into t2 values ('1 - 02', '2 - 00'); +select * from t1 +where (a1, a2) not in (select * from t2 where b1 is not null and b2 is not null); +a1 a2 +select a1, a2, (a1, a2) not in (select * from t2) as in_res from t1; +a1 a2 in_res +NULL 2 - 00 NULL +1 - 01 2 - 01 0 +NULL NULL NULL +select * from t1 +where (a1, a2) in (select * from t2 where b1 is not null and b2 is not null); +a1 a2 +1 - 01 2 - 01 +select a1, a2, (a1, a2) in (select * from t2) as in_res from t1; +a1 a2 in_res +NULL 2 - 00 NULL +1 - 01 2 - 01 1 +NULL NULL NULL +drop table t1, t2; + +All columns require partial matching (no non-null columns) + +TODO + +Both non-NULL columns and columns with NULLs + +TODO + +Covering NULL rows + +create table t1 (a1 char(8), a2 char(8)); +create table t2 (b1 char(8), b2 char(8)); +insert into t1 values ('1 - 00', '2 - 00'); +insert into t1 values ('1 - 01', '2 - 01'); +insert into t2 values ('1 - 01', NULL ); +insert into t2 values (NULL , '2 - 02'); +insert into t2 values (NULL , NULL ); +insert into t2 values ('1 - 02', '2 - 02'); +select * from t1 +where (a1, a2) not in (select * from t2); +a1 a2 +select a1, a2, (a1, a2) not in (select * from t2) as in_res from t1; +a1 a2 in_res +1 - 00 2 - 00 NULL +1 - 01 2 - 01 NULL +insert into t2 values ('1 - 01', '2 - 01'); +select * from t1 +where (a1, a2) not in (select * from t2); +a1 a2 +select a1, a2, (a1, a2) not in (select * from t2) as in_res from t1; +a1 a2 in_res +1 - 00 2 - 00 NULL +1 - 01 2 - 01 0 +select * from t1 +where (a1, a2) in (select * from t2); +a1 a2 +1 - 01 2 - 01 +select a1, a2, (a1, a2) in (select * from t2) as in_res from t1; +a1 a2 in_res +1 - 00 2 - 00 NULL +1 - 01 2 - 01 1 +drop table t1, t2; + +Covering NULL columns + +this case affects only the rowid-merge algorithm +set @@optimizer_switch="partial_match_rowid_merge=on,partial_match_table_scan=off"; +create table t1 (a1 char(8) not null, a2 char(8), a3 char(8) not null); +create table t2 (b1 char(8) not null, b2 char(8), b3 char(8) not null); +insert into t1 values ('1 - 00', '2 - 00', '3 - 00'); +insert into t1 values ('1 - 01', '2 - 01', '3 - 01'); +insert into t2 values ('1 - 01', NULL, '3 - x1'); +insert into t2 values ('1 - 02', NULL, '3 - 02'); +insert into t2 values ('1 - 00', NULL, '3 - 00'); +select * from t1 +where (a1, a2, a3) not in (select * from t2); +a1 a2 a3 +1 - 01 2 - 01 3 - 01 +select *, (a1, a2, a3) not in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 1 +select * from t1 +where (a1, a2, a3) in (select * from t2); +a1 a2 a3 +select *, (a1, a2, a3) in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 0 +drop table t1, t2; +create table t1 (a1 char(8), a2 char(8), a3 char(8) not null); +create table t2 (b1 char(8), b2 char(8), b3 char(8) not null); +insert into t1 values ('1 - 00', '2 - 00', '3 - 00'); +insert into t1 values ('1 - 01', '2 - 01', '3 - 01'); +insert into t2 values (NULL, NULL, '3 - x1'); +insert into t2 values (NULL, NULL, '3 - 02'); +insert into t2 values (NULL, NULL, '3 - 00'); +select * from t1 +where (a1, a2, a3) not in (select * from t2); +a1 a2 a3 +1 - 01 2 - 01 3 - 01 +select *, (a1, a2, a3) not in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 1 +select * from t1 +where (a1, a2, a3) in (select * from t2); +a1 a2 a3 +select *, (a1, a2, a3) in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 0 +drop table t1, t2; + +Covering NULL row, and a NULL column + +create table t1 (a1 char(8) not null, a2 char(8), a3 char(8)); +create table t2 (b1 char(8), b2 char(8), b3 char(8)); +insert into t1 values ('1 - 00', '2 - 00', '3 - 00'); +insert into t1 values ('1 - 01', '2 - 01', '3 - 01'); +insert into t2 values ('1 - 01', NULL, '3 - x1'); +insert into t2 values (NULL , NULL, NULL ); +insert into t2 values ('1 - 00', NULL, '3 - 00'); +select * from t1 +where (a1, a2, a3) not in (select * from t2); +a1 a2 a3 +select *, (a1, a2, a3) not in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 NULL +select * from t1 +where (a1, a2, a3) in (select * from t2); +a1 a2 a3 +select *, (a1, a2, a3) in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 NULL +drop table t1, t2; + +Covering NULL row, and covering NULL columns + +create table t1 (a1 char(8) not null, a2 char(8), a3 char(8)); +create table t2 (b1 char(8), b2 char(8), b3 char(8)); +insert into t1 values ('1 - 00', '2 - 00', '3 - 00'); +insert into t1 values ('1 - 01', '2 - 01', '3 - 01'); +insert into t2 values (NULL, NULL, NULL); +insert into t2 values (NULL, NULL, NULL); +select * from t1 +where (a1, a2, a3) not in (select * from t2); +a1 a2 a3 +select *, (a1, a2, a3) not in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 NULL +select * from t1 +where (a1, a2, a3) in (select * from t2); +a1 a2 a3 +select *, (a1, a2, a3) in (select * from t2) as in_res from t1; +a1 a2 a3 in_res +1 - 00 2 - 00 3 - 00 NULL +1 - 01 2 - 01 3 - 01 NULL +drop table t1, t2; +------------------------------- +Part 2: Test cases for bugs. +------------------------------- drop table if exists t1, t2; # # LP BUG#608744 # -set @save_optimizer_switch=@@optimizer_switch; set @@optimizer_switch="materialization=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=off"; create table t1 (a1 char(1), a2 char(1)); insert into t1 values (NULL, 'b'); @@ -11,7 +213,6 @@ insert into t2 values ('a','b'), ('c', 'd'); select * from t1 where (a1, a2) NOT IN (select b1, b2 from t2); a1 a2 drop table t1,t2; -set @@optimizer_switch=@save_optimizer_switch; # # LP BUG#601156 # @@ -21,22 +222,19 @@ INSERT INTO t1 VALUES (4,NULL); CREATE TABLE t2 (b1 int DEFAULT NULL, b2 int DEFAULT NULL); INSERT INTO t2 VALUES (6,NULL); INSERT INTO t2 VALUES (NULL,0); -set @save_optimizer_switch=@@optimizer_switch; set @@optimizer_switch='materialization=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=on'; EXPLAIN EXTENDED SELECT * FROM (SELECT * FROM t1 WHERE a1 NOT IN (SELECT b2 FROM t2)) table1; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived2> system NULL NULL NULL NULL 0 0.00 const row not found +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00 2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using where 3 SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Warnings: -Note 1003 select NULL AS `a1`,NULL AS `a2` from (select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (not(<expr_cache><`test`.`t1`.`a1`>(<in_optimizer>(`test`.`t1`.`a1`,`test`.`t1`.`a1` in ()))))) `table1` +Note 1003 select `table1`.`a1` AS `a1`,`table1`.`a2` AS `a2` from (select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where (not(<in_optimizer>(`test`.`t1`.`a1`,`test`.`t1`.`a1` in ( <materialize> (select `test`.`t2`.`b2` from `test`.`t2` ), <primary_index_lookup>(`test`.`t1`.`a1` in <temporary table> on distinct_key where ((`test`.`t1`.`a1` = `<subquery3>`.`b2`)))))))) `table1` DROP TABLE t1, t2; -set @@optimizer_switch=@save_optimizer_switch; # # LP BUG#613009 Crash in Ordered_key::get_field_idx # -set @save_optimizer_switch=@@optimizer_switch; set @@optimizer_switch='materialization=on,semijoin=off,partial_match_rowid_merge=on,partial_match_table_scan=off'; create table t1 (a1 char(3) DEFAULT NULL, a2 char(3) DEFAULT NULL); insert into t1 values (NULL, 'a21'), (NULL, 'a22'); @@ -47,4 +245,107 @@ id select_type table type possible_keys key key_len ref rows Extra select * from t1 where (a1, a2) not in (select a1, a2 from t1); a1 a2 drop table t1; +# +# LP BUG#680058 void Ordered_key::add_key(rownum_t): +# Assertion `key_buff_elements && cur_key_idx < key_buff_elements' failed +# +create table t1 (f1 char(1), f2 char(1)); +insert into t1 values ('t', '0'), ('0', 't'); +create table t2 (f3 char(1), f4 char(1)); +insert into t2 values ('t', NULL), ('t', NULL), ('d', 'y'); +set @@optimizer_switch='materialization=on,partial_match_rowid_merge=on,partial_match_table_scan=off,semijoin=off'; +select * from t1 where (f1, f2) not in (select * from t2); +f1 f2 +0 t +drop table t1, t2; +# +# LP BUG#809245 Second assertion `bit < (map)->n_bits' with partial_match_merge +# +CREATE TABLE t1 (d varchar(32)) ; +INSERT INTO t1 VALUES ('r'); +CREATE TABLE t2 ( a int, c varchar(32)) ; +INSERT INTO t2 VALUES (5,'r'); +CREATE TABLE t3 ( a int NOT NULL , d varchar(32)) ; +INSERT INTO t3 VALUES (10,'g'); +set @@optimizer_switch='materialization=on,partial_match_rowid_merge=on,partial_match_table_scan=off,in_to_exists=off'; +EXPLAIN SELECT * +FROM t1 +WHERE (t1.d , t1.d) NOT IN ( +SELECT t3.d , t2.c +FROM t3 LEFT JOIN t2 ON t3.a = t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 SUBQUERY t3 system NULL NULL NULL NULL 1 +2 SUBQUERY t2 system NULL NULL NULL NULL 1 +SELECT * +FROM t1 +WHERE (t1.d , t1.d) NOT IN ( +SELECT t3.d , t2.c +FROM t3 LEFT JOIN t2 ON t3.a = t2.a); +d +r +set @@optimizer_switch='materialization=off,in_to_exists=on'; +EXPLAIN SELECT * +FROM t1 +WHERE (t1.d , t1.d) NOT IN ( +SELECT t3.d , t2.c +FROM t3 LEFT JOIN t2 ON t3.a = t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 1 +SELECT * +FROM t1 +WHERE (t1.d , t1.d) NOT IN ( +SELECT t3.d , t2.c +FROM t3 LEFT JOIN t2 ON t3.a = t2.a); +d +r +drop table t1, t2, t3; +# +# LP BUG#809266 Diverging results with partial_match_rowid_merge=on +# +CREATE TABLE t1 (c int) ; +INSERT INTO t1 VALUES (0),(0); +CREATE TABLE t2 (a int, b int) ; +INSERT INTO t2 VALUES (6,3), (9,NULL); +set @@optimizer_switch='materialization=on,partial_match_rowid_merge=on,partial_match_table_scan=off,in_to_exists=off'; +EXPLAIN +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT b, a FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT b, a FROM t2); +c +0 +0 +EXPLAIN +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT a, b FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT a, b FROM t2); +c +0 +0 +set @@optimizer_switch='materialization=off,in_to_exists=on'; +EXPLAIN +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT b, a FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT b, a FROM t2); +c +0 +0 +EXPLAIN +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT a, b FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 Using where +SELECT * FROM t1 WHERE (6, 4 ) NOT IN (SELECT a, b FROM t2); +c +0 +0 +drop table t1, t2; set @@optimizer_switch=@save_optimizer_switch; diff --git a/mysql-test/r/subselect_scache.result b/mysql-test/r/subselect_scache.result new file mode 100644 index 00000000000..8a6284acdd1 --- /dev/null +++ b/mysql-test/r/subselect_scache.result @@ -0,0 +1,5675 @@ +select @@optimizer_switch like '%subquery_cache=on%'; +@@optimizer_switch like '%subquery_cache=on%' +0 +set optimizer_switch='subquery_cache=on'; +drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t11,t12; +drop view if exists v2; +set @subselect_tmp=@@optimizer_switch; +set @@optimizer_switch=ifnull(@optimizer_switch_for_subselect_test, +"semijoin=on,firstmatch=on,loosescan=on,partial_match_rowid_merge=off,partial_match_table_scan=off"); +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +select (select 2); +(select 2) +2 +explain extended select (select 2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1249 Select 2 was reduced during optimization +Note 1003 select 2 AS `(select 2)` +SELECT (SELECT 1) UNION SELECT (SELECT 2); +(SELECT 1) +1 +2 +explain extended SELECT (SELECT 1) UNION SELECT (SELECT 2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +3 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union1,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1249 Select 2 was reduced during optimization +Note 1249 Select 4 was reduced during optimization +Note 1003 select 1 AS `(SELECT 1)` union select 2 AS `(SELECT 2)` +SELECT (SELECT (SELECT 0 UNION SELECT 0)); +(SELECT (SELECT 0 UNION SELECT 0)) +0 +explain extended SELECT (SELECT (SELECT 0 UNION SELECT 0)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +3 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +4 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union3,4> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1249 Select 2 was reduced during optimization +Note 1003 select (select 0 union select 0) AS `(SELECT (SELECT 0 UNION SELECT 0))` +SELECT (SELECT 1 FROM (SELECT 1) as b HAVING a=1) as a; +ERROR 42S22: Reference 'a' not supported (forward reference in item list) +SELECT (SELECT 1 FROM (SELECT 1) as b HAVING b=1) as a,(SELECT 1 FROM (SELECT 1) as c HAVING a=1) as b; +ERROR 42S22: Reference 'b' not supported (forward reference in item list) +SELECT (SELECT 1),MAX(1) FROM (SELECT 1) as a; +(SELECT 1) MAX(1) +1 1 +SELECT (SELECT a) as a; +ERROR 42S22: Reference 'a' not supported (forward reference in item list) +EXPLAIN EXTENDED SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> system NULL NULL NULL NULL 1 100.00 +3 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +2 DERIVED NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'b.a' of SELECT #3 was resolved in SELECT #1 +Note 1003 select 1 AS `1` from dual having (<expr_cache><1>((select 1)) = 1) +SELECT 1 FROM (SELECT 1 as a) as b HAVING (SELECT a)=1; +1 +1 +SELECT (SELECT 1), a; +ERROR 42S22: Unknown column 'a' in 'field list' +SELECT 1 as a FROM (SELECT 1) as b HAVING (SELECT a)=1; +a +1 +SELECT 1 FROM (SELECT (SELECT a) b) c; +ERROR 42S22: Unknown column 'a' in 'field list' +SELECT * FROM (SELECT 1 as id) b WHERE id IN (SELECT * FROM (SELECT 1 as id) c ORDER BY id); +id +1 +SELECT * FROM (SELECT 1) a WHERE 1 IN (SELECT 1,1); +ERROR 21000: Operand should contain 1 column(s) +SELECT 1 IN (SELECT 1); +1 IN (SELECT 1) +1 +SELECT 1 FROM (SELECT 1 as a) b WHERE 1 IN (SELECT (SELECT a)); +1 +1 +select (SELECT 1 FROM (SELECT 1) a PROCEDURE ANALYSE(1)); +ERROR HY000: Incorrect usage of PROCEDURE and subquery +SELECT 1 FROM (SELECT 1) a PROCEDURE ANALYSE((SELECT 1)); +ERROR HY000: Incorrect parameters to procedure 'ANALYSE' +SELECT (SELECT 1) as a FROM (SELECT 1) b WHERE (SELECT a) IS NULL; +ERROR 42S22: Unknown column 'a' in 'field list' +SELECT (SELECT 1) as a FROM (SELECT 1) b WHERE (SELECT a) IS NOT NULL; +ERROR 42S22: Unknown column 'a' in 'field list' +SELECT (SELECT 1,2,3) = ROW(1,2,3); +(SELECT 1,2,3) = ROW(1,2,3) +1 +SELECT (SELECT 1,2,3) = ROW(1,2,1); +(SELECT 1,2,3) = ROW(1,2,1) +0 +SELECT (SELECT 1,2,3) < ROW(1,2,1); +(SELECT 1,2,3) < ROW(1,2,1) +0 +SELECT (SELECT 1,2,3) > ROW(1,2,1); +(SELECT 1,2,3) > ROW(1,2,1) +1 +SELECT (SELECT 1,2,3) = ROW(1,2,NULL); +(SELECT 1,2,3) = ROW(1,2,NULL) +NULL +SELECT ROW(1,2,3) = (SELECT 1,2,3); +ROW(1,2,3) = (SELECT 1,2,3) +1 +SELECT ROW(1,2,3) = (SELECT 1,2,1); +ROW(1,2,3) = (SELECT 1,2,1) +0 +SELECT ROW(1,2,3) < (SELECT 1,2,1); +ROW(1,2,3) < (SELECT 1,2,1) +0 +SELECT ROW(1,2,3) > (SELECT 1,2,1); +ROW(1,2,3) > (SELECT 1,2,1) +1 +SELECT ROW(1,2,3) = (SELECT 1,2,NULL); +ROW(1,2,3) = (SELECT 1,2,NULL) +NULL +SELECT (SELECT 1.5,2,'a') = ROW(1.5,2,'a'); +(SELECT 1.5,2,'a') = ROW(1.5,2,'a') +1 +SELECT (SELECT 1.5,2,'a') = ROW(1.5,2,'b'); +(SELECT 1.5,2,'a') = ROW(1.5,2,'b') +0 +SELECT (SELECT 1.5,2,'a') = ROW('1.5b',2,'b'); +(SELECT 1.5,2,'a') = ROW('1.5b',2,'b') +0 +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: '1.5b' +SELECT (SELECT 'b',2,'a') = ROW(1.5,2,'a'); +(SELECT 'b',2,'a') = ROW(1.5,2,'a') +0 +SELECT (SELECT 1.5,2,'a') = ROW(1.5,'2','a'); +(SELECT 1.5,2,'a') = ROW(1.5,'2','a') +1 +SELECT (SELECT 1.5,'c','a') = ROW(1.5,2,'a'); +(SELECT 1.5,'c','a') = ROW(1.5,2,'a') +0 +SELECT (SELECT * FROM (SELECT 'test' a,'test' b) a); +ERROR 21000: Operand should contain 1 column(s) +SELECT 1 as a,(SELECT a+a) b,(SELECT b); +a b (SELECT b) +1 2 2 +create table t1 (a int); +create table t2 (a int, b int); +create table t3 (a int); +create table t4 (a int not null, b int not null); +insert into t1 values (2); +insert into t2 values (1,7),(2,7); +insert into t4 values (4,8),(3,8),(5,9); +select (select a from t1 where t1.a = a1) as a2, (select b from t2 where t2.b=a2) as a1; +ERROR 42S22: Reference 'a1' not supported (forward reference in item list) +select (select a from t1 where t1.a=t2.a), a from t2; +(select a from t1 where t1.a=t2.a) a +NULL 1 +2 2 +select (select a from t1 where t1.a=t2.b), a from t2; +(select a from t1 where t1.a=t2.b) a +NULL 1 +NULL 2 +select (select a from t1), a, (select 1 union select 2 limit 1) from t2; +(select a from t1) a (select 1 union select 2 limit 1) +2 1 1 +2 2 1 +select (select a from t3), a from t2; +(select a from t3) a +NULL 1 +NULL 2 +select * from t2 where t2.a=(select a from t1); +a b +2 7 +insert into t3 values (6),(7),(3); +select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1); +a b +1 7 +2 7 +(select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)) union (select * from t4 order by a limit 2) limit 3; +a b +1 7 +2 7 +3 8 +(select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)) union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a); +a b +1 7 +2 7 +4 8 +3 8 +explain extended (select * from t2 where t2.b=(select a from t3 order by 1 desc limit 1)) union (select * from t4 where t4.b=(select max(t2.a)*4 from t2) order by a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +2 SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using filesort +3 UNION t4 ALL NULL NULL NULL NULL 3 100.00 Using where +4 SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 +NULL UNION RESULT <union1,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 (select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`b` = (select `test`.`t3`.`a` from `test`.`t3` order by 1 desc limit 1))) union (select `test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b` from `test`.`t4` where (`test`.`t4`.`b` = (select (max(`test`.`t2`.`a`) * 4) from `test`.`t2`)) order by `a`) +select (select a from t3 where a<t2.a*4 order by 1 desc limit 1), a from t2; +(select a from t3 where a<t2.a*4 order by 1 desc limit 1) a +3 1 +7 2 +select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from +(select * from t2 where a>1) as tt; +(select t3.a from t3 where a<8 order by 1 desc limit 1) a +7 2 +explain extended select (select t3.a from t3 where a<8 order by 1 desc limit 1), a from +(select * from t2 where a>1) as tt; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived3> ALL NULL NULL NULL NULL 2 100.00 +3 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 Using where +2 SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using filesort +Warnings: +Note 1003 select (select `test`.`t3`.`a` from `test`.`t3` where (`test`.`t3`.`a` < 8) order by 1 desc limit 1) AS `(select t3.a from t3 where a<8 order by 1 desc limit 1)`,`tt`.`a` AS `a` from (select `test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b` from `test`.`t2` where (`test`.`t2`.`a` > 1)) `tt` +select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3) order by 1 desc limit 1); +a +2 +select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3 where t3.a > t1.a) order by 1 desc limit 1); +a +2 +select * from t1 where t1.a=(select t2.a from t2 where t2.b=(select max(a) from t3 where t3.a < t1.a) order by 1 desc limit 1); +a +select b,(select avg(t2.a+(select min(t3.a) from t3 where t3.a >= t4.a)) from t2) from t4; +b (select avg(t2.a+(select min(t3.a) from t3 where t3.a >= t4.a)) from t2) +8 7.5000 +8 4.5000 +9 7.5000 +explain extended select b,(select avg(t2.a+(select min(t3.a) from t3 where t3.a >= t4.a)) from t2) from t4; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t4 ALL NULL NULL NULL NULL 3 100.00 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 +3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t4.a' of SELECT #3 was resolved in SELECT #1 +Note 1003 select `test`.`t4`.`b` AS `b`,<expr_cache><`test`.`t4`.`a`>((select avg((`test`.`t2`.`a` + (select min(`test`.`t3`.`a`) from `test`.`t3` where (`test`.`t3`.`a` >= `test`.`t4`.`a`)))) from `test`.`t2`)) AS `(select avg(t2.a+(select min(t3.a) from t3 where t3.a >= t4.a)) from t2)` from `test`.`t4` +select * from t3 where exists (select * from t2 where t2.b=t3.a); +a +7 +select * from t3 where not exists (select * from t2 where t2.b=t3.a); +a +6 +3 +select * from t3 where a in (select b from t2); +a +7 +select * from t3 where a not in (select b from t2); +a +6 +3 +select * from t3 where a = some (select b from t2); +a +7 +select * from t3 where a <> any (select b from t2); +a +6 +3 +select * from t3 where a = all (select b from t2); +a +7 +select * from t3 where a <> all (select b from t2); +a +6 +3 +insert into t2 values (100, 5); +select * from t3 where a < any (select b from t2); +a +6 +3 +select * from t3 where a < all (select b from t2); +a +3 +select * from t3 where a >= any (select b from t2); +a +6 +7 +explain extended select * from t3 where a >= any (select b from t2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where +2 SUBQUERY t2 ALL NULL NULL NULL NULL 3 100.00 +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(`test`.`t2`.`b`) from `test`.`t2`) <= `test`.`t3`.`a`))) +select * from t3 where a >= all (select b from t2); +a +7 +delete from t2 where a=100; +select * from t3 where a in (select a,b from t2); +ERROR 21000: Operand should contain 1 column(s) +select * from t3 where a in (select * from t2); +ERROR 21000: Operand should contain 1 column(s) +insert into t4 values (12,7),(1,7),(10,9),(9,6),(7,6),(3,9),(1,10); +select b,max(a) as ma from t4 group by b having b < (select max(t2.a) from t2 where t2.b=t4.b); +b ma +insert into t2 values (2,10); +select b,max(a) as ma from t4 group by b having ma < (select max(t2.a) from t2 where t2.b=t4.b); +b ma +10 1 +delete from t2 where a=2 and b=10; +select b,max(a) as ma from t4 group by b having b >= (select max(t2.a) from t2 where t2.b=t4.b); +b ma +7 12 +create table t5 (a int); +select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2; +(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a) a +NULL 1 +2 2 +insert into t5 values (5); +select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2; +(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a) a +NULL 1 +2 2 +insert into t5 values (2); +select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2; +(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a) a +NULL 1 +2 2 +explain extended select (select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a), a from t2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 system NULL NULL NULL NULL 1 100.00 +3 DEPENDENT UNION t5 ALL NULL NULL NULL NULL 2 100.00 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1276 Field or reference 'test.t2.a' of SELECT #2 was resolved in SELECT #1 +Note 1276 Field or reference 'test.t2.a' of SELECT #3 was resolved in SELECT #1 +Note 1003 select <expr_cache><`test`.`t2`.`a`>((select 2 from dual where (2 = `test`.`t2`.`a`) union select `test`.`t5`.`a` from `test`.`t5` where (`test`.`t5`.`a` = `test`.`t2`.`a`))) AS `(select a from t1 where t1.a=t2.a union select a from t5 where t5.a=t2.a)`,`test`.`t2`.`a` AS `a` from `test`.`t2` +select (select a from t1 where t1.a=t2.a union all select a from t5 where t5.a=t2.a), a from t2; +ERROR 21000: Subquery returns more than 1 row +create table t6 (patient_uq int, clinic_uq int, index i1 (clinic_uq)); +create table t7( uq int primary key, name char(25)); +insert into t7 values(1,"Oblastnaia bolnitsa"),(2,"Bolnitsa Krasnogo Kresta"); +insert into t6 values (1,1),(1,2),(2,2),(1,3); +select * from t6 where exists (select * from t7 where uq = clinic_uq); +patient_uq clinic_uq +1 1 +1 2 +2 2 +explain extended select * from t6 where exists (select * from t7 where uq = clinic_uq); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t6 ALL NULL NULL NULL NULL 4 100.00 Using where +2 DEPENDENT SUBQUERY t7 eq_ref PRIMARY PRIMARY 4 test.t6.clinic_uq 1 100.00 Using index +Warnings: +Note 1276 Field or reference 'test.t6.clinic_uq' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`t6`.`patient_uq` AS `patient_uq`,`test`.`t6`.`clinic_uq` AS `clinic_uq` from `test`.`t6` where <expr_cache><`test`.`t6`.`clinic_uq`>(exists(select 1 from `test`.`t7` where (`test`.`t7`.`uq` = `test`.`t6`.`clinic_uq`))) +select * from t1 where a= (select a from t2,t4 where t2.b=t4.b); +ERROR 23000: Column 'a' in field list is ambiguous +drop table t1,t2,t3; +CREATE TABLE t3 (a varchar(20),b char(1) NOT NULL default '0'); +INSERT INTO t3 VALUES ('W','a'),('A','c'),('J','b'); +CREATE TABLE t2 (a varchar(20),b int NOT NULL default '0'); +INSERT INTO t2 VALUES ('W','1'),('A','3'),('J','2'); +CREATE TABLE t1 (a varchar(20),b date NOT NULL default '0000-00-00'); +INSERT INTO t1 VALUES ('W','1732-02-22'),('A','1735-10-30'),('J','1743-04-13'); +SELECT * FROM t1 WHERE b = (SELECT MIN(b) FROM t1); +a b +W 1732-02-22 +SELECT * FROM t2 WHERE b = (SELECT MIN(b) FROM t2); +a b +W 1 +SELECT * FROM t3 WHERE b = (SELECT MIN(b) FROM t3); +a b +W a +CREATE TABLE `t8` ( +`pseudo` varchar(35) character set latin1 NOT NULL default '', +`email` varchar(60) character set latin1 NOT NULL default '', +PRIMARY KEY (`pseudo`), +UNIQUE KEY `email` (`email`) +) ENGINE=MyISAM CHARSET=latin1 ROW_FORMAT=DYNAMIC; +INSERT INTO t8 (pseudo,email) VALUES ('joce','test'); +INSERT INTO t8 (pseudo,email) VALUES ('joce1','test1'); +INSERT INTO t8 (pseudo,email) VALUES ('2joce1','2test1'); +EXPLAIN EXTENDED SELECT pseudo,(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce')) FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index +4 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index +2 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 +3 SUBQUERY t8 const PRIMARY PRIMARY 37 const 1 100.00 Using index +Warnings: +Note 1003 select 'joce' AS `pseudo`,(select 'test' from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1))) AS `(SELECT email FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'))` from `test`.`t8` where ('joce' = (select 'joce' from `test`.`t8` where 1)) +SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo,email FROM +t8 WHERE pseudo='joce'); +ERROR 21000: Operand should contain 1 column(s) +SELECT pseudo FROM t8 WHERE pseudo=(SELECT * FROM t8 WHERE +pseudo='joce'); +ERROR 21000: Operand should contain 1 column(s) +SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo='joce'); +pseudo +joce +SELECT pseudo FROM t8 WHERE pseudo=(SELECT pseudo FROM t8 WHERE pseudo LIKE '%joce%'); +ERROR 21000: Subquery returns more than 1 row +drop table if exists t1,t2,t3,t4,t5,t6,t7,t8; +CREATE TABLE `t1` ( +`topic` mediumint(8) unsigned NOT NULL default '0', +`date` date NOT NULL default '0000-00-00', +`pseudo` varchar(35) character set latin1 NOT NULL default '', +PRIMARY KEY (`pseudo`,`date`,`topic`), +KEY `topic` (`topic`) +) ENGINE=MyISAM ROW_FORMAT=DYNAMIC; +INSERT INTO t1 (topic,date,pseudo) VALUES +('43506','2002-10-02','joce'),('40143','2002-08-03','joce'); +EXPLAIN EXTENDED SELECT DISTINCT date FROM t1 WHERE date='2002-08-03'; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 index NULL PRIMARY 43 NULL 2 100.00 Using where; Using index +Warnings: +Note 1003 select distinct `test`.`t1`.`date` AS `date` from `test`.`t1` where (`test`.`t1`.`date` = '2002-08-03') +EXPLAIN EXTENDED SELECT (SELECT DISTINCT date FROM t1 WHERE date='2002-08-03'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +2 SUBQUERY t1 index NULL PRIMARY 43 NULL 2 100.00 Using where; Using index +Warnings: +Note 1003 select (select distinct `test`.`t1`.`date` from `test`.`t1` where (`test`.`t1`.`date` = '2002-08-03')) AS `(SELECT DISTINCT date FROM t1 WHERE date='2002-08-03')` +SELECT DISTINCT date FROM t1 WHERE date='2002-08-03'; +date +2002-08-03 +SELECT (SELECT DISTINCT date FROM t1 WHERE date='2002-08-03'); +(SELECT DISTINCT date FROM t1 WHERE date='2002-08-03') +2002-08-03 +SELECT 1 FROM t1 WHERE 1=(SELECT 1 UNION SELECT 1) UNION ALL SELECT 1; +1 +1 +1 +1 +SELECT 1 FROM t1 WHERE 1=(SELECT 1 UNION ALL SELECT 1) UNION SELECT 1; +ERROR 21000: Subquery returns more than 1 row +EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1=(SELECT 1 UNION SELECT 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL topic 3 NULL 2 100.00 Using index +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +3 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 select 1 AS `1` from `test`.`t1` where (1 = (select 1 union select 1)) +drop table t1; +CREATE TABLE `t1` ( +`numeropost` mediumint(8) unsigned NOT NULL auto_increment, +`maxnumrep` int(10) unsigned NOT NULL default '0', +PRIMARY KEY (`numeropost`), +UNIQUE KEY `maxnumrep` (`maxnumrep`) +) ENGINE=MyISAM ROW_FORMAT=FIXED; +INSERT INTO t1 (numeropost,maxnumrep) VALUES (40143,1),(43506,2); +CREATE TABLE `t2` ( +`mot` varchar(30) NOT NULL default '', +`topic` mediumint(8) unsigned NOT NULL default '0', +`date` date NOT NULL default '0000-00-00', +`pseudo` varchar(35) NOT NULL default '', +PRIMARY KEY (`mot`,`pseudo`,`date`,`topic`) +) ENGINE=MyISAM ROW_FORMAT=DYNAMIC; +INSERT INTO t2 (mot,topic,date,pseudo) VALUES ('joce','40143','2002-10-22','joce'), ('joce','43506','2002-10-22','joce'); +select numeropost as a FROM t1 GROUP BY (SELECT 1 FROM t1 HAVING a=1); +a +40143 +SELECT numeropost,maxnumrep FROM t1 WHERE exists (SELECT 1 FROM t2 WHERE (mot='joce') AND date >= '2002-10-21' AND t1.numeropost = t2.topic) ORDER BY maxnumrep DESC LIMIT 0, 20; +numeropost maxnumrep +43506 2 +40143 1 +SELECT (SELECT 1) as a FROM (SELECT 1 FROM t1 HAVING a=1) b; +ERROR 42S22: Unknown column 'a' in 'having clause' +SELECT 1 IN (SELECT 1 FROM t2 HAVING a); +ERROR 42S22: Unknown column 'a' in 'having clause' +SELECT * from t2 where topic IN (SELECT topic FROM t2 GROUP BY topic); +mot topic date pseudo +joce 40143 2002-10-22 joce +joce 43506 2002-10-22 joce +SELECT * from t2 where topic IN (SELECT topic FROM t2 GROUP BY topic HAVING topic < 4100); +mot topic date pseudo +SELECT * from t2 where topic IN (SELECT SUM(topic) FROM t1); +mot topic date pseudo +SELECT * from t2 where topic = any (SELECT topic FROM t2 GROUP BY topic); +mot topic date pseudo +joce 40143 2002-10-22 joce +joce 43506 2002-10-22 joce +SELECT * from t2 where topic = any (SELECT topic FROM t2 GROUP BY topic HAVING topic < 4100); +mot topic date pseudo +SELECT * from t2 where topic = any (SELECT SUM(topic) FROM t1); +mot topic date pseudo +SELECT * from t2 where topic = all (SELECT topic FROM t2 GROUP BY topic); +mot topic date pseudo +SELECT * from t2 where topic = all (SELECT topic FROM t2 GROUP BY topic HAVING topic < 4100); +mot topic date pseudo +joce 40143 2002-10-22 joce +joce 43506 2002-10-22 joce +SELECT *, topic = all (SELECT topic FROM t2 GROUP BY topic HAVING topic < 4100) from t2; +mot topic date pseudo topic = all (SELECT topic FROM t2 GROUP BY topic HAVING topic < 4100) +joce 40143 2002-10-22 joce 1 +joce 43506 2002-10-22 joce 1 +SELECT * from t2 where topic = all (SELECT SUM(topic) FROM t2); +mot topic date pseudo +SELECT * from t2 where topic <> any (SELECT SUM(topic) FROM t2); +mot topic date pseudo +joce 40143 2002-10-22 joce +joce 43506 2002-10-22 joce +SELECT * from t2 where topic IN (SELECT topic FROM t2 GROUP BY topic HAVING topic < 41000); +mot topic date pseudo +joce 40143 2002-10-22 joce +SELECT * from t2 where topic = any (SELECT topic FROM t2 GROUP BY topic HAVING topic < 41000); +mot topic date pseudo +joce 40143 2002-10-22 joce +SELECT * from t2 where topic = all (SELECT topic FROM t2 GROUP BY topic HAVING topic < 41000); +mot topic date pseudo +joce 40143 2002-10-22 joce +SELECT *, topic = all (SELECT topic FROM t2 GROUP BY topic HAVING topic < 41000) from t2; +mot topic date pseudo topic = all (SELECT topic FROM t2 GROUP BY topic HAVING topic < 41000) +joce 40143 2002-10-22 joce 1 +joce 43506 2002-10-22 joce 0 +drop table t1,t2; +CREATE TABLE `t1` ( +`numeropost` mediumint(8) unsigned NOT NULL auto_increment, +`maxnumrep` int(10) unsigned NOT NULL default '0', +PRIMARY KEY (`numeropost`), +UNIQUE KEY `maxnumrep` (`maxnumrep`) +) ENGINE=MyISAM ROW_FORMAT=FIXED; +INSERT INTO t1 (numeropost,maxnumrep) VALUES (1,0),(2,1); +select numeropost as a FROM t1 GROUP BY (SELECT 1 FROM t1 HAVING a=1); +ERROR 21000: Subquery returns more than 1 row +select numeropost as a FROM t1 ORDER BY (SELECT 1 FROM t1 HAVING a=1); +ERROR 21000: Subquery returns more than 1 row +show warnings; +Level Code Message +Error 1242 Subquery returns more than 1 row +drop table t1; +create table t1 (a int); +insert into t1 values (1),(2),(3); +(select * from t1) union (select * from t1) order by (select a from t1 limit 1); +a +1 +2 +3 +drop table t1; +CREATE TABLE t1 (field char(1) NOT NULL DEFAULT 'b'); +INSERT INTO t1 VALUES (); +SELECT field FROM t1 WHERE 1=(SELECT 1 UNION ALL SELECT 1 FROM (SELECT 1) a HAVING field='b'); +ERROR 21000: Subquery returns more than 1 row +drop table t1; +CREATE TABLE `t1` ( +`numeropost` mediumint(8) unsigned NOT NULL default '0', +`numreponse` int(10) unsigned NOT NULL auto_increment, +`pseudo` varchar(35) NOT NULL default '', +PRIMARY KEY (`numeropost`,`numreponse`), +UNIQUE KEY `numreponse` (`numreponse`), +KEY `pseudo` (`pseudo`,`numeropost`) +) ENGINE=MyISAM; +SELECT (SELECT numeropost FROM t1 HAVING numreponse=a),numreponse FROM (SELECT * FROM t1) as a; +ERROR 42S22: Reference 'numreponse' not supported (forward reference in item list) +SELECT numreponse, (SELECT numeropost FROM t1 HAVING numreponse=a) FROM (SELECT * FROM t1) as a; +ERROR 42S22: Unknown column 'a' in 'having clause' +SELECT numreponse, (SELECT numeropost FROM t1 HAVING numreponse=1) FROM (SELECT * FROM t1) as a; +numreponse (SELECT numeropost FROM t1 HAVING numreponse=1) +INSERT INTO t1 (numeropost,numreponse,pseudo) VALUES (1,1,'joce'),(1,2,'joce'),(1,3,'test'); +EXPLAIN EXTENDED SELECT numreponse FROM t1 WHERE numeropost='1' AND numreponse=(SELECT 1 FROM t1 WHERE numeropost='1'); +ERROR 21000: Subquery returns more than 1 row +EXPLAIN EXTENDED SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +Warnings: +Note 1003 select max(`test`.`t1`.`numreponse`) AS `MAX(numreponse)` from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`) +EXPLAIN EXTENDED SELECT numreponse FROM t1 WHERE numeropost='1' AND numreponse=(SELECT MAX(numreponse) FROM t1 WHERE numeropost='1'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 const PRIMARY,numreponse PRIMARY 7 const,const 1 100.00 Using index +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +Warnings: +Note 1003 select 3 AS `numreponse` from `test`.`t1` where ((3 = (select max(`test`.`t1`.`numreponse`) from `test`.`t1` where multiple equal(1, `test`.`t1`.`numeropost`)))) +drop table t1; +CREATE TABLE t1 (a int(1)); +INSERT INTO t1 VALUES (1); +SELECT 1 FROM (SELECT a FROM t1) b HAVING (SELECT b.a)=1; +1 +1 +drop table t1; +create table t1 (a int NOT NULL, b int, primary key (a)); +create table t2 (a int NOT NULL, b int, primary key (a)); +insert into t1 values (0, 10),(1, 11),(2, 12); +insert into t2 values (1, 21),(2, 22),(3, 23); +select * from t1; +a b +0 10 +1 11 +2 12 +update t1 set b= (select b from t1); +ERROR HY000: You can't specify target table 't1' for update in FROM clause +update t1 set b= (select b from t2); +ERROR 21000: Subquery returns more than 1 row +update t1 set b= (select b from t2 where t1.a = t2.a); +select * from t1; +a b +0 NULL +1 21 +2 22 +drop table t1, t2; +create table t1 (a int NOT NULL, b int, primary key (a)); +create table t2 (a int NOT NULL, b int, primary key (a)); +insert into t1 values (0, 10),(1, 11),(2, 12); +insert into t2 values (1, 21),(2, 12),(3, 23); +select * from t1; +a b +0 10 +1 11 +2 12 +select * from t1 where b = (select b from t2 where t1.a = t2.a); +a b +2 12 +delete from t1 where b in (select b from t1); +ERROR HY000: You can't specify target table 't1' for update in FROM clause +delete from t1 where b = (select b from t2); +ERROR 21000: Subquery returns more than 1 row +delete from t1 where b = (select b from t2 where t1.a = t2.a); +select * from t1; +a b +0 10 +1 11 +drop table t1, t2; +create table t11 (a int NOT NULL, b int, primary key (a)); +create table t12 (a int NOT NULL, b int, primary key (a)); +create table t2 (a int NOT NULL, b int, primary key (a)); +insert into t11 values (0, 10),(1, 11),(2, 12); +insert into t12 values (33, 10),(22, 11),(2, 12); +insert into t2 values (1, 21),(2, 12),(3, 23); +select * from t11; +a b +0 10 +1 11 +2 12 +select * from t12; +a b +33 10 +22 11 +2 12 +delete t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b = (select b from t12 where t11.a = t12.a); +ERROR HY000: You can't specify target table 't12' for update in FROM clause +delete t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b = (select b from t2); +ERROR 21000: Subquery returns more than 1 row +delete t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b = (select b from t2 where t11.a = t2.a); +select * from t11; +a b +0 10 +1 11 +select * from t12; +a b +33 10 +22 11 +drop table t11, t12, t2; +CREATE TABLE t1 (x int) ENGINE=MyISAM; +create table t2 (a int) ENGINE=MyISAM; +create table t3 (b int); +insert into t2 values (1); +insert into t3 values (1),(2); +INSERT INTO t1 (x) VALUES ((SELECT x FROM t1)); +ERROR HY000: You can't specify target table 't1' for update in FROM clause +INSERT INTO t1 (x) VALUES ((SELECT b FROM t3)); +ERROR 21000: Subquery returns more than 1 row +INSERT INTO t1 (x) VALUES ((SELECT a FROM t2)); +select * from t1; +x +1 +insert into t2 values (1); +INSERT DELAYED INTO t1 (x) VALUES ((SELECT SUM(a) FROM t2)); +select * from t1; +x +1 +2 +INSERT INTO t1 (x) select (SELECT SUM(a)+1 FROM t2) FROM t2; +select * from t1; +x +1 +2 +3 +3 +INSERT INTO t1 (x) select (SELECT SUM(x)+2 FROM t1) FROM t2; +select * from t1; +x +1 +2 +3 +3 +11 +11 +INSERT DELAYED INTO t1 (x) VALUES ((SELECT SUM(x) FROM t2)); +ERROR 42S22: Unknown column 'x' in 'field list' +INSERT DELAYED INTO t1 (x) VALUES ((SELECT SUM(a) FROM t2)); +select * from t1; +x +1 +2 +3 +3 +11 +11 +2 +drop table t1, t2, t3; +CREATE TABLE t1 (x int not null, y int, primary key (x)) ENGINE=MyISAM; +create table t2 (a int); +create table t3 (a int); +insert into t2 values (1); +insert into t3 values (1),(2); +select * from t1; +x y +replace into t1 (x, y) VALUES ((SELECT x FROM t1), (SELECT a+1 FROM t2)); +ERROR HY000: You can't specify target table 't1' for update in FROM clause +replace into t1 (x, y) VALUES ((SELECT a FROM t3), (SELECT a+1 FROM t2)); +ERROR 21000: Subquery returns more than 1 row +replace into t1 (x, y) VALUES ((SELECT a FROM t2), (SELECT a+1 FROM t2)); +select * from t1; +x y +1 2 +replace into t1 (x, y) VALUES ((SELECT a FROM t2), (SELECT a+2 FROM t2)); +select * from t1; +x y +1 3 +replace DELAYED into t1 (x, y) VALUES ((SELECT a+3 FROM t2), (SELECT a FROM t2)); +select * from t1; +x y +1 3 +4 1 +replace DELAYED into t1 (x, y) VALUES ((SELECT a+3 FROM t2), (SELECT a+1 FROM t2)); +select * from t1; +x y +1 3 +4 2 +replace LOW_PRIORITY into t1 (x, y) VALUES ((SELECT a+1 FROM t2), (SELECT a FROM t2)); +select * from t1; +x y +1 3 +4 2 +2 1 +drop table t1, t2, t3; +SELECT * FROM (SELECT 1) b WHERE 1 IN (SELECT *); +ERROR HY000: No tables used +CREATE TABLE t2 (id int(11) default NULL, KEY id (id)) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t2 VALUES (1),(2); +SELECT * FROM t2 WHERE id IN (SELECT 1); +id +1 +EXPLAIN EXTENDED SELECT * FROM t2 WHERE id IN (SELECT 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ref id id 5 const 1 100.00 Using index +Warnings: +Note 1249 Select 2 was reduced during optimization +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where (`test`.`t2`.`id` = 1) +SELECT * FROM t2 WHERE id IN (SELECT 1 UNION SELECT 3); +id +1 +SELECT * FROM t2 WHERE id IN (SELECT 1+(select 1)); +id +2 +EXPLAIN EXTENDED SELECT * FROM t2 WHERE id IN (SELECT 1+(select 1)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ref id id 5 const 1 100.00 Using where; Using index +Warnings: +Note 1249 Select 3 was reduced during optimization +Note 1249 Select 2 was reduced during optimization +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where (`test`.`t2`.`id` = <cache>((1 + 1))) +EXPLAIN EXTENDED SELECT * FROM t2 WHERE id IN (SELECT 1 UNION SELECT 3); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index NULL id 5 NULL 2 100.00 Using where; Using index +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +3 DEPENDENT UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 select `test`.`t2`.`id` AS `id` from `test`.`t2` where <expr_cache><`test`.`t2`.`id`>(<in_optimizer>(`test`.`t2`.`id`,<exists>(select 1 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(1)) union select 3 having (<cache>(`test`.`t2`.`id`) = <ref_null_helper>(3))))) +SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 3); +id +SELECT * FROM t2 WHERE id IN (SELECT 5 UNION SELECT 2); +id +2 +INSERT INTO t2 VALUES ((SELECT * FROM t2)); +ERROR HY000: You can't specify target table 't2' for update in FROM clause +INSERT INTO t2 VALUES ((SELECT id FROM t2)); +ERROR HY000: You can't specify target table 't2' for update in FROM clause +SELECT * FROM t2; +id +1 +2 +CREATE TABLE t1 (id int(11) default NULL, KEY id (id)) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t1 values (1),(1); +UPDATE t2 SET id=(SELECT * FROM t1); +ERROR 21000: Subquery returns more than 1 row +drop table t2, t1; +create table t1 (a int); +insert into t1 values (1),(2),(3); +select 1 IN (SELECT * from t1); +1 IN (SELECT * from t1) +1 +select 10 IN (SELECT * from t1); +10 IN (SELECT * from t1) +0 +select NULL IN (SELECT * from t1); +NULL IN (SELECT * from t1) +NULL +update t1 set a=NULL where a=2; +select 1 IN (SELECT * from t1); +1 IN (SELECT * from t1) +1 +select 3 IN (SELECT * from t1); +3 IN (SELECT * from t1) +1 +select 10 IN (SELECT * from t1); +10 IN (SELECT * from t1) +NULL +select 1 > ALL (SELECT * from t1); +1 > ALL (SELECT * from t1) +0 +select 10 > ALL (SELECT * from t1); +10 > ALL (SELECT * from t1) +NULL +select 1 > ANY (SELECT * from t1); +1 > ANY (SELECT * from t1) +NULL +select 10 > ANY (SELECT * from t1); +10 > ANY (SELECT * from t1) +1 +drop table t1; +create table t1 (a varchar(20)); +insert into t1 values ('A'),('BC'),('DEF'); +select 'A' IN (SELECT * from t1); +'A' IN (SELECT * from t1) +1 +select 'XYZS' IN (SELECT * from t1); +'XYZS' IN (SELECT * from t1) +0 +select NULL IN (SELECT * from t1); +NULL IN (SELECT * from t1) +NULL +update t1 set a=NULL where a='BC'; +select 'A' IN (SELECT * from t1); +'A' IN (SELECT * from t1) +1 +select 'DEF' IN (SELECT * from t1); +'DEF' IN (SELECT * from t1) +1 +select 'XYZS' IN (SELECT * from t1); +'XYZS' IN (SELECT * from t1) +NULL +select 'A' > ALL (SELECT * from t1); +'A' > ALL (SELECT * from t1) +0 +select 'XYZS' > ALL (SELECT * from t1); +'XYZS' > ALL (SELECT * from t1) +NULL +select 'A' > ANY (SELECT * from t1); +'A' > ANY (SELECT * from t1) +NULL +select 'XYZS' > ANY (SELECT * from t1); +'XYZS' > ANY (SELECT * from t1) +1 +drop table t1; +create table t1 (a float); +insert into t1 values (1.5),(2.5),(3.5); +select 1.5 IN (SELECT * from t1); +1.5 IN (SELECT * from t1) +1 +select 10.5 IN (SELECT * from t1); +10.5 IN (SELECT * from t1) +0 +select NULL IN (SELECT * from t1); +NULL IN (SELECT * from t1) +NULL +update t1 set a=NULL where a=2.5; +select 1.5 IN (SELECT * from t1); +1.5 IN (SELECT * from t1) +1 +select 3.5 IN (SELECT * from t1); +3.5 IN (SELECT * from t1) +1 +select 10.5 IN (SELECT * from t1); +10.5 IN (SELECT * from t1) +NULL +select 1.5 > ALL (SELECT * from t1); +1.5 > ALL (SELECT * from t1) +0 +select 10.5 > ALL (SELECT * from t1); +10.5 > ALL (SELECT * from t1) +NULL +select 1.5 > ANY (SELECT * from t1); +1.5 > ANY (SELECT * from t1) +NULL +select 10.5 > ANY (SELECT * from t1); +10.5 > ANY (SELECT * from t1) +1 +explain extended select (select a+1) from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 +Warnings: +Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 +Note 1249 Select 2 was reduced during optimization +Note 1003 select (`test`.`t1`.`a` + 1) AS `(select a+1)` from `test`.`t1` +select (select a+1) from t1; +(select a+1) +2.5 +NULL +4.5 +drop table t1; +CREATE TABLE t1 (a int(11) NOT NULL default '0', PRIMARY KEY (a)); +CREATE TABLE t2 (a int(11) default '0', INDEX (a)); +INSERT INTO t1 VALUES (1),(2),(3),(4); +INSERT INTO t2 VALUES (1),(2),(3); +SELECT t1.a, t1.a in (select t2.a from t2) FROM t1; +a t1.a in (select t2.a from t2) +1 1 +2 1 +3 1 +4 0 +explain extended SELECT t1.a, t1.a in (select t2.a from t2) FROM t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index +2 DEPENDENT SUBQUERY t2 index_subquery a a 5 func 2 100.00 Using index +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`a`) in t2 on a checking NULL having <is_not_null_test>(`test`.`t2`.`a`))))) AS `t1.a in (select t2.a from t2)` from `test`.`t1` +CREATE TABLE t3 (a int(11) default '0'); +INSERT INTO t3 VALUES (1),(2),(3); +SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; +a t1.a in (select t2.a from t2,t3 where t3.a=t2.a) +1 1 +2 1 +3 1 +4 0 +explain extended SELECT t1.a, t1.a in (select t2.a from t2,t3 where t3.a=t2.a) FROM t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL PRIMARY 4 NULL 4 100.00 Using index +2 DEPENDENT SUBQUERY t2 ref_or_null a a 5 func 2 100.00 Using where; Using index +2 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,<expr_cache><`test`.`t1`.`a`>(<in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`a` from `test`.`t2` join `test`.`t3` where ((`test`.`t3`.`a` = `test`.`t2`.`a`) and ((<cache>(`test`.`t1`.`a`) = `test`.`t2`.`a`) or isnull(`test`.`t2`.`a`))) having <is_not_null_test>(`test`.`t2`.`a`)))) AS `t1.a in (select t2.a from t2,t3 where t3.a=t2.a)` from `test`.`t1` +drop table t1,t2,t3; +create table t1 (a float); +select 10.5 IN (SELECT * from t1 LIMIT 1); +ERROR 42000: This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery' +select 10.5 IN (SELECT * from t1 LIMIT 1 UNION SELECT 1.5); +ERROR 42000: This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery' +drop table t1; +create table t1 (a int, b int, c varchar(10)); +create table t2 (a int); +insert into t1 values (1,2,'a'),(2,3,'b'),(3,4,'c'); +insert into t2 values (1),(2),(NULL); +select a, (select a,b,c from t1 where t1.a=t2.a) = ROW(a,2,'a'),(select c from t1 where a=t2.a) from t2; +a (select a,b,c from t1 where t1.a=t2.a) = ROW(a,2,'a') (select c from t1 where a=t2.a) +1 1 a +2 0 b +NULL NULL NULL +select a, (select a,b,c from t1 where t1.a=t2.a) = ROW(a,3,'b'),(select c from t1 where a=t2.a) from t2; +a (select a,b,c from t1 where t1.a=t2.a) = ROW(a,3,'b') (select c from t1 where a=t2.a) +1 0 a +2 1 b +NULL NULL NULL +select a, (select a,b,c from t1 where t1.a=t2.a) = ROW(a,4,'c'),(select c from t1 where a=t2.a) from t2; +a (select a,b,c from t1 where t1.a=t2.a) = ROW(a,4,'c') (select c from t1 where a=t2.a) +1 0 a +2 0 b +NULL NULL NULL +drop table t1,t2; +create table t1 (a int, b real, c varchar(10)); +insert into t1 values (1, 1, 'a'), (2,2,'b'), (NULL, 2, 'b'); +select ROW(1, 1, 'a') IN (select a,b,c from t1); +ROW(1, 1, 'a') IN (select a,b,c from t1) +1 +select ROW(1, 2, 'a') IN (select a,b,c from t1); +ROW(1, 2, 'a') IN (select a,b,c from t1) +0 +select ROW(1, 1, 'a') IN (select b,a,c from t1); +ROW(1, 1, 'a') IN (select b,a,c from t1) +1 +select ROW(1, 1, 'a') IN (select a,b,c from t1 where a is not null); +ROW(1, 1, 'a') IN (select a,b,c from t1 where a is not null) +1 +select ROW(1, 2, 'a') IN (select a,b,c from t1 where a is not null); +ROW(1, 2, 'a') IN (select a,b,c from t1 where a is not null) +0 +select ROW(1, 1, 'a') IN (select b,a,c from t1 where a is not null); +ROW(1, 1, 'a') IN (select b,a,c from t1 where a is not null) +1 +select ROW(1, 1, 'a') IN (select a,b,c from t1 where c='b' or c='a'); +ROW(1, 1, 'a') IN (select a,b,c from t1 where c='b' or c='a') +1 +select ROW(1, 2, 'a') IN (select a,b,c from t1 where c='b' or c='a'); +ROW(1, 2, 'a') IN (select a,b,c from t1 where c='b' or c='a') +0 +select ROW(1, 1, 'a') IN (select b,a,c from t1 where c='b' or c='a'); +ROW(1, 1, 'a') IN (select b,a,c from t1 where c='b' or c='a') +1 +select ROW(1, 1, 'a') IN (select b,a,c from t1 limit 2); +ERROR 42000: This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery' +drop table t1; +create table t1 (a int); +insert into t1 values (1); +do @a:=(SELECT a from t1); +select @a; +@a +1 +set @a:=2; +set @a:=(SELECT a from t1); +select @a; +@a +1 +drop table t1; +do (SELECT a from t1); +ERROR 42S02: Table 'test.t1' doesn't exist +set @a:=(SELECT a from t1); +ERROR 42S02: Table 'test.t1' doesn't exist +CREATE TABLE t1 (a int, KEY(a)); +HANDLER t1 OPEN; +HANDLER t1 READ a=((SELECT 1)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'SELECT 1))' at line 1 +HANDLER t1 CLOSE; +drop table t1; +create table t1 (a int); +create table t2 (b int); +insert into t1 values (1),(2); +insert into t2 values (1); +select a from t1 where a in (select a from t1 where a in (select b from t2)); +a +1 +drop table t1, t2; +create table t1 (a int, b int); +create table t2 like t1; +insert into t1 values (1,2),(1,3),(1,4),(1,5); +insert into t2 values (1,2),(1,3); +select * from t1 where row(a,b) in (select a,b from t2); +a b +1 2 +1 3 +drop table t1, t2; +CREATE TABLE `t1` (`i` int(11) NOT NULL default '0',PRIMARY KEY (`i`)) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t1 VALUES (1); +UPDATE t1 SET i=i+1 WHERE i=(SELECT MAX(i)); +select * from t1; +i +2 +drop table t1; +CREATE TABLE t1 (a int(1)); +EXPLAIN EXTENDED SELECT (SELECT RAND() FROM t1) FROM t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 0.00 const row not found +2 UNCACHEABLE SUBQUERY t1 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select (select rand() from `test`.`t1`) AS `(SELECT RAND() FROM t1)` from `test`.`t1` +EXPLAIN EXTENDED SELECT (SELECT ENCRYPT('test') FROM t1) FROM t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 0.00 const row not found +2 UNCACHEABLE SUBQUERY t1 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select (select encrypt('test') from `test`.`t1`) AS `(SELECT ENCRYPT('test') FROM t1)` from `test`.`t1` +EXPLAIN EXTENDED SELECT (SELECT BENCHMARK(1,1) FROM t1) FROM t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 0 0.00 const row not found +2 UNCACHEABLE SUBQUERY t1 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select (select benchmark(1,1) from `test`.`t1`) AS `(SELECT BENCHMARK(1,1) FROM t1)` from `test`.`t1` +drop table t1; +CREATE TABLE `t1` ( +`mot` varchar(30) character set latin1 NOT NULL default '', +`topic` mediumint(8) unsigned NOT NULL default '0', +`date` date NOT NULL default '0000-00-00', +`pseudo` varchar(35) character set latin1 NOT NULL default '', +PRIMARY KEY (`mot`,`pseudo`,`date`,`topic`), +KEY `pseudo` (`pseudo`,`date`,`topic`), +KEY `topic` (`topic`) +) ENGINE=MyISAM CHARSET=latin1 ROW_FORMAT=DYNAMIC; +CREATE TABLE `t2` ( +`mot` varchar(30) character set latin1 NOT NULL default '', +`topic` mediumint(8) unsigned NOT NULL default '0', +`date` date NOT NULL default '0000-00-00', +`pseudo` varchar(35) character set latin1 NOT NULL default '', +PRIMARY KEY (`mot`,`pseudo`,`date`,`topic`), +KEY `pseudo` (`pseudo`,`date`,`topic`), +KEY `topic` (`topic`) +) ENGINE=MyISAM CHARSET=latin1 ROW_FORMAT=DYNAMIC; +CREATE TABLE `t3` ( +`numeropost` mediumint(8) unsigned NOT NULL auto_increment, +`maxnumrep` int(10) unsigned NOT NULL default '0', +PRIMARY KEY (`numeropost`), +UNIQUE KEY `maxnumrep` (`maxnumrep`) +) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t1 VALUES ('joce','1','','joce'),('test','2','','test'); +Warnings: +Warning 1265 Data truncated for column 'date' at row 1 +Warning 1265 Data truncated for column 'date' at row 2 +INSERT INTO t2 VALUES ('joce','1','','joce'),('test','2','','test'); +Warnings: +Warning 1265 Data truncated for column 'date' at row 1 +Warning 1265 Data truncated for column 'date' at row 2 +INSERT INTO t3 VALUES (1,1); +SELECT DISTINCT topic FROM t2 WHERE NOT EXISTS(SELECT * FROM t3 WHERE +numeropost=topic); +topic +2 +select * from t1; +mot topic date pseudo +joce 1 0000-00-00 joce +test 2 0000-00-00 test +DELETE FROM t1 WHERE topic IN (SELECT DISTINCT topic FROM t2 WHERE NOT +EXISTS(SELECT * FROM t3 WHERE numeropost=topic)); +select * from t1; +mot topic date pseudo +joce 1 0000-00-00 joce +drop table t1, t2, t3; +SELECT * FROM (SELECT 1 as a,(SELECT a)) a; +a (SELECT a) +1 1 +CREATE TABLE t1 SELECT * FROM (SELECT 1 as a,(SELECT 1)) a; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(1) NOT NULL DEFAULT '0', + `(SELECT 1)` int(1) NOT NULL DEFAULT '0' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +CREATE TABLE t1 SELECT * FROM (SELECT 1 as a,(SELECT a)) a; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(1) NOT NULL DEFAULT '0', + `(SELECT a)` int(1) NOT NULL DEFAULT '0' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +CREATE TABLE t1 SELECT * FROM (SELECT 1 as a,(SELECT a+0)) a; +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(1) NOT NULL DEFAULT '0', + `(SELECT a+0)` int(3) NOT NULL DEFAULT '0' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +CREATE TABLE t1 SELECT (SELECT 1 as a UNION SELECT 1+1 limit 1,1) as a; +select * from t1; +a +2 +SHOW CREATE TABLE t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` bigint(20) NOT NULL DEFAULT '0' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1; +create table t1 (a int); +insert into t1 values (1), (2), (3); +explain extended select a,(select (select rand() from t1 limit 1) from t1 limit 1) +from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 +2 UNCACHEABLE SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 +3 UNCACHEABLE SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,(select (select rand() from `test`.`t1` limit 1) from `test`.`t1` limit 1) AS `(select (select rand() from t1 limit 1) from t1 limit 1)` from `test`.`t1` +drop table t1; +select t1.Continent, t2.Name, t2.Population from t1 LEFT JOIN t2 ON t1.Code = t2.Country where t2.Population IN (select max(t2.Population) AS Population from t2, t1 where t2.Country = t1.Code group by Continent); +ERROR 42S02: Table 'test.t1' doesn't exist +CREATE TABLE t1 ( +ID int(11) NOT NULL auto_increment, +name char(35) NOT NULL default '', +t2 char(3) NOT NULL default '', +District char(20) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID) +) ENGINE=MyISAM; +INSERT INTO t1 VALUES (130,'Sydney','AUS','New South Wales',3276207); +INSERT INTO t1 VALUES (131,'Melbourne','AUS','Victoria',2865329); +INSERT INTO t1 VALUES (132,'Brisbane','AUS','Queensland',1291117); +CREATE TABLE t2 ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +Continent enum('Asia','Europe','North America','Africa','Oceania','Antarctica','South America') NOT NULL default 'Asia', +Region char(26) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +IndepYear smallint(6) default NULL, +Population int(11) NOT NULL default '0', +LifeExpectancy float(3,1) default NULL, +GNP float(10,2) default NULL, +GNPOld float(10,2) default NULL, +LocalName char(45) NOT NULL default '', +GovernmentForm char(45) NOT NULL default '', +HeadOfState char(60) default NULL, +Capital int(11) default NULL, +Code2 char(2) NOT NULL default '', +PRIMARY KEY (Code) +) ENGINE=MyISAM; +INSERT INTO t2 VALUES ('AUS','Australia','Oceania','Australia and New Zealand',7741220.00,1901,18886000,79.8,351182.00,392911.00,'Australia','Constitutional Monarchy, Federation','Elisabeth II',135,'AU'); +INSERT INTO t2 VALUES ('AZE','Azerbaijan','Asia','Middle East',86600.00,1991,7734000,62.9,4127.00,4100.00,'Azärbaycan','Federal Republic','Heydär Äliyev',144,'AZ'); +select t2.Continent, t1.Name, t1.Population from t2 LEFT JOIN t1 ON t2.Code = t1.t2 where t1.Population IN (select max(t1.Population) AS Population from t1, t2 where t1.t2 = t2.Code group by Continent); +Continent Name Population +Oceania Sydney 3276207 +drop table t1, t2; +CREATE TABLE `t1` ( +`id` mediumint(8) unsigned NOT NULL auto_increment, +`pseudo` varchar(35) character set latin1 NOT NULL default '', +PRIMARY KEY (`id`), +UNIQUE KEY `pseudo` (`pseudo`) +) ENGINE=MyISAM PACK_KEYS=1 ROW_FORMAT=DYNAMIC; +INSERT INTO t1 (pseudo) VALUES ('test'); +SELECT 0 IN (SELECT 1 FROM t1 a); +0 IN (SELECT 1 FROM t1 a) +0 +EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +Warnings: +Note 1003 select <in_optimizer>(0,<exists>(select 1 from dual where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` +INSERT INTO t1 (pseudo) VALUES ('test1'); +SELECT 0 IN (SELECT 1 FROM t1 a); +0 IN (SELECT 1 FROM t1 a) +0 +EXPLAIN EXTENDED SELECT 0 IN (SELECT 1 FROM t1 a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +Warnings: +Note 1003 select <in_optimizer>(0,<exists>(select 1 from `test`.`t1` `a` where (0 = 1))) AS `0 IN (SELECT 1 FROM t1 a)` +drop table t1; +CREATE TABLE `t1` ( +`i` int(11) NOT NULL default '0', +PRIMARY KEY (`i`) +) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t1 VALUES (1); +UPDATE t1 SET i=i+(SELECT MAX(i) FROM (SELECT 1) t) WHERE i=(SELECT MAX(i)); +UPDATE t1 SET i=i+1 WHERE i=(SELECT MAX(i)); +UPDATE t1 SET t.i=i+(SELECT MAX(i) FROM (SELECT 1) t); +ERROR 42S22: Unknown column 't.i' in 'field list' +select * from t1; +i +3 +drop table t1; +CREATE TABLE t1 ( +id int(11) default NULL +) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t1 VALUES (1),(1),(2),(2),(1),(3); +CREATE TABLE t2 ( +id int(11) default NULL, +name varchar(15) default NULL +) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t2 VALUES (4,'vita'), (1,'vita'), (2,'vita'), (1,'vita'); +update t1, t2 set t2.name='lenka' where t2.id in (select id from t1); +select * from t2; +id name +4 vita +1 lenka +2 lenka +1 lenka +drop table t1,t2; +create table t1 (a int, unique index indexa (a)); +insert into t1 values (-1), (-4), (-2), (NULL); +select -10 IN (select a from t1 FORCE INDEX (indexa)); +-10 IN (select a from t1 FORCE INDEX (indexa)) +NULL +drop table t1; +create table t1 (id int not null auto_increment primary key, salary int, key(salary)); +insert into t1 (salary) values (100),(1000),(10000),(10),(500),(5000),(50000); +explain extended SELECT id FROM t1 where salary = (SELECT MAX(salary) FROM t1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ref salary salary 5 const 0 0.00 Using index condition +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away +Warnings: +Note 1003 select `test`.`t1`.`id` AS `id` from `test`.`t1` where (`test`.`t1`.`salary` = (select max(`test`.`t1`.`salary`) from `test`.`t1`)) +drop table t1; +CREATE TABLE t1 ( +ID int(10) unsigned NOT NULL auto_increment, +SUB_ID int(3) unsigned NOT NULL default '0', +REF_ID int(10) unsigned default NULL, +REF_SUB int(3) unsigned default '0', +PRIMARY KEY (ID,SUB_ID), +UNIQUE KEY t1_PK (ID,SUB_ID), +KEY t1_FK (REF_ID,REF_SUB), +KEY t1_REFID (REF_ID) +) ENGINE=MyISAM CHARSET=cp1251; +INSERT INTO t1 VALUES (1,0,NULL,NULL),(2,0,NULL,NULL); +SELECT DISTINCT REF_ID FROM t1 WHERE ID= (SELECT DISTINCT REF_ID FROM t1 WHERE ID=2); +REF_ID +DROP TABLE t1; +create table t1 (a int, b int); +create table t2 (a int, b int); +insert into t1 values (1,0), (2,0), (3,0); +insert into t2 values (1,1), (2,1), (3,1), (2,2); +update ignore t1 set b=(select b from t2 where t1.a=t2.a); +Warnings: +Error 1242 Subquery returns more than 1 row +select * from t1; +a b +1 1 +2 NULL +3 1 +drop table t1, t2; +CREATE TABLE `t1` ( +`id` mediumint(8) unsigned NOT NULL auto_increment, +`pseudo` varchar(35) NOT NULL default '', +`email` varchar(60) NOT NULL default '', +PRIMARY KEY (`id`), +UNIQUE KEY `email` (`email`), +UNIQUE KEY `pseudo` (`pseudo`) +) ENGINE=MyISAM CHARSET=latin1 PACK_KEYS=1 ROW_FORMAT=DYNAMIC; +INSERT INTO t1 (id,pseudo,email) VALUES (1,'test','test'),(2,'test1','test1'); +SELECT pseudo as a, pseudo as b FROM t1 GROUP BY (SELECT a) ORDER BY (SELECT id*1); +a b +test test +test1 test1 +drop table if exists t1; +(SELECT 1 as a) UNION (SELECT 1) ORDER BY (SELECT a+0); +a +1 +create table t1 (a int not null, b int, primary key (a)); +create table t2 (a int not null, primary key (a)); +create table t3 (a int not null, b int, primary key (a)); +insert into t1 values (1,10), (2,20), (3,30), (4,40); +insert into t2 values (2), (3), (4), (5); +insert into t3 values (10,3), (20,4), (30,5); +select * from t2 where t2.a in (select a from t1); +a +2 +3 +4 +explain extended select * from t2 where t2.a in (select a from t1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index +1 PRIMARY t1 index PRIMARY PRIMARY 4 NULL 4 75.00 Using where; Using index; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`) +select * from t2 where t2.a in (select a from t1 where t1.b <> 30); +a +2 +4 +explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t2` where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) +select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); +a +2 +3 +explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index PRIMARY PRIMARY 4 NULL 4 100.00 Using index +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 4 75.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 100.00 Using index +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t1` join `test`.`t3` join `test`.`t2` where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t3`.`a` = `test`.`t1`.`b`)) +drop table t1, t2, t3; +create table t1 (a int, b int, index a (a,b)); +create table t2 (a int, index a (a)); +create table t3 (a int, b int, index a (a)); +insert into t1 values (1,10), (2,20), (3,30), (4,40); +create table t0(a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +insert into t1 +select rand()*100000+200,rand()*100000 from t0 A, t0 B, t0 C, t0 D; +insert into t2 values (2), (3), (4), (5); +insert into t3 values (10,3), (20,4), (30,5); +select * from t2 where t2.a in (select a from t1); +a +2 +3 +4 +explain extended select * from t2 where t2.a in (select a from t1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index +1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using index; FirstMatch(t2) +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where (`test`.`t1`.`a` = `test`.`t2`.`a`) +select * from t2 where t2.a in (select a from t1 where t1.b <> 30); +a +2 +4 +explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index +1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2) +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) +select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); +a +2 +3 +explain extended select * from t2 where t2.a in (select t1.a from t1,t3 where t1.b=t3.a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index +1 PRIMARY t3 index a a 5 NULL 3 100.00 Using where; Using index +1 PRIMARY t1 ref a a 10 test.t2.a,test.t3.a 116 100.00 Using index; FirstMatch(t2) +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1` join `test`.`t3`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` = `test`.`t3`.`a`)) +insert into t1 values (3,31); +select * from t2 where t2.a in (select a from t1 where t1.b <> 30); +a +2 +3 +4 +select * from t2 where t2.a in (select a from t1 where t1.b <> 30 and t1.b <> 31); +a +2 +4 +explain extended select * from t2 where t2.a in (select a from t1 where t1.b <> 30); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 index a a 5 NULL 4 100.00 Using where; Using index +1 PRIMARY t1 ref a a 5 test.t2.a 101 100.00 Using where; Using index; FirstMatch(t2) +Warnings: +Note 1003 select `test`.`t2`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`a` = `test`.`t2`.`a`) and (`test`.`t1`.`b` <> 30)) +drop table t0, t1, t2, t3; +create table t1 (a int, b int); +create table t2 (a int, b int); +create table t3 (a int, b int); +insert into t1 values (0,100),(1,2), (1,3), (2,2), (2,7), (2,-1), (3,10); +insert into t2 values (0,0), (1,1), (2,1), (3,1), (4,1); +insert into t3 values (3,3), (2,2), (1,1); +select a,(select count(distinct t1.b) as sum from t1,t2 where t1.a=t2.a and t2.b > 0 and t1.a <= t3.b group by t1.a order by sum limit 1) from t3; +a (select count(distinct t1.b) as sum from t1,t2 where t1.a=t2.a and t2.b > 0 and t1.a <= t3.b group by t1.a order by sum limit 1) +3 1 +2 2 +1 2 +drop table t1,t2,t3; +create table t1 (s1 int); +create table t2 (s1 int); +insert into t1 values (1); +insert into t2 values (1); +select * from t1 where exists (select s1 from t2 having max(t2.s1)=t1.s1); +s1 +1 +drop table t1,t2; +create table t1 (s1 int); +create table t2 (s1 int); +insert into t1 values (1); +insert into t2 values (1); +update t1 set s1 = s1 + 1 where 1 = (select x.s1 as A from t2 WHERE t2.s1 > t1.s1 order by A); +ERROR 42S22: Unknown column 'x.s1' in 'field list' +DROP TABLE t1, t2; +CREATE TABLE t1 (s1 CHAR(5) COLLATE latin1_german1_ci, +s2 CHAR(5) COLLATE latin1_swedish_ci); +INSERT INTO t1 VALUES ('z','?'); +select * from t1 where s1 > (select max(s2) from t1); +ERROR HY000: Illegal mix of collations (latin1_german1_ci,IMPLICIT) and (latin1_swedish_ci,IMPLICIT) for operation '>' +select * from t1 where s1 > any (select max(s2) from t1); +ERROR HY000: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (latin1_german1_ci,IMPLICIT) for operation '<' +drop table t1; +create table t1(toid int,rd int); +create table t2(userid int,pmnew int,pmtotal int); +insert into t2 values(1,0,0),(2,0,0); +insert into t1 values(1,0),(1,0),(1,0),(1,12),(1,15),(1,123),(1,12312),(1,12312),(1,123),(2,0),(2,0),(2,1),(2,2); +select userid,pmtotal,pmnew, (select count(rd) from t1 where toid=t2.userid) calc_total, (select count(rd) from t1 where rd=0 and toid=t2.userid) calc_new from t2 where userid in (select distinct toid from t1); +userid pmtotal pmnew calc_total calc_new +1 0 0 9 3 +2 0 0 4 2 +drop table t1, t2; +create table t1 (s1 char(5)); +select (select 'a','b' from t1 union select 'a','b' from t1) from t1; +ERROR 21000: Operand should contain 1 column(s) +insert into t1 values ('tttt'); +select * from t1 where ('a','b')=(select 'a','b' from t1 union select 'a','b' from t1); +s1 +tttt +explain extended (select * from t1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 +Warnings: +Note 1003 (select 'tttt' AS `s1` from dual) +(select * from t1); +s1 +tttt +drop table t1; +create table t1 (s1 char(5), index s1(s1)); +create table t2 (s1 char(5), index s1(s1)); +insert into t1 values ('a1'),('a2'),('a3'); +insert into t2 values ('a1'),('a2'); +select s1, s1 NOT IN (SELECT s1 FROM t2) from t1; +s1 s1 NOT IN (SELECT s1 FROM t2) +a1 0 +a2 0 +a3 1 +select s1, s1 = ANY (SELECT s1 FROM t2) from t1; +s1 s1 = ANY (SELECT s1 FROM t2) +a1 1 +a2 1 +a3 0 +select s1, s1 <> ALL (SELECT s1 FROM t2) from t1; +s1 s1 <> ALL (SELECT s1 FROM t2) +a1 0 +a2 0 +a3 1 +select s1, s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') from t1; +s1 s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') +a1 0 +a2 1 +a3 1 +explain extended select s1, s1 NOT IN (SELECT s1 FROM t2) from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index +2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key +Warnings: +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2)` from `test`.`t1` +explain extended select s1, s1 = ANY (SELECT s1 FROM t2) from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index +2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key +Warnings: +Note 1003 select `test`.`t1`.`s1` AS `s1`,<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))) AS `s1 = ANY (SELECT s1 FROM t2)` from `test`.`t1` +explain extended select s1, s1 <> ALL (SELECT s1 FROM t2) from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index +2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Full scan on NULL key +Warnings: +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 <> ALL (SELECT s1 FROM t2)` from `test`.`t1` +explain extended select s1, s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2') from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL s1 6 NULL 3 100.00 Using index +2 DEPENDENT SUBQUERY t2 index_subquery s1 s1 6 func 2 100.00 Using index; Using where; Full scan on NULL key +Warnings: +Note 1003 select `test`.`t1`.`s1` AS `s1`,(not(<expr_cache><`test`.`t1`.`s1`>(<in_optimizer>(`test`.`t1`.`s1`,<exists>(<index_lookup>(<cache>(`test`.`t1`.`s1`) in t2 on s1 checking NULL where (`test`.`t2`.`s1` < 'a2') having trigcond(<is_not_null_test>(`test`.`t2`.`s1`)))))))) AS `s1 NOT IN (SELECT s1 FROM t2 WHERE s1 < 'a2')` from `test`.`t1` +drop table t1,t2; +create table t2 (a int, b int); +create table t3 (a int); +insert into t3 values (6),(7),(3); +select * from t3 where a >= all (select b from t2); +a +6 +7 +3 +explain extended select * from t3 where a >= all (select b from t2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,((select max(NULL) from `test`.`t2`) > `test`.`t3`.`a`))) +select * from t3 where a >= some (select b from t2); +a +explain extended select * from t3 where a >= some (select b from t2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,((select min(NULL) from `test`.`t2`) <= `test`.`t3`.`a`))) +select * from t3 where a >= all (select b from t2 group by 1); +a +6 +7 +3 +explain extended select * from t3 where a >= all (select b from t2 group by 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select NULL from `test`.`t2` group by 1) > `test`.`t3`.`a`))) +select * from t3 where a >= some (select b from t2 group by 1); +a +explain extended select * from t3 where a >= some (select b from t2 group by 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(`test`.`t3`.`a`,(<min>(select NULL from `test`.`t2` group by 1) <= `test`.`t3`.`a`))) +select * from t3 where NULL >= any (select b from t2); +a +explain extended select * from t3 where NULL >= any (select b from t2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) +select * from t3 where NULL >= any (select b from t2 group by 1); +a +explain extended select * from t3 where NULL >= any (select b from t2 group by 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) +select * from t3 where NULL >= some (select b from t2); +a +explain extended select * from t3 where NULL >= some (select b from t2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,((select min(NULL) from `test`.`t2`) <= NULL))) +select * from t3 where NULL >= some (select b from t2 group by 1); +a +explain extended select * from t3 where NULL >= some (select b from t2 group by 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 +2 SUBQUERY t2 system NULL NULL NULL NULL 0 0.00 const row not found +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <nop>(<in_optimizer>(NULL,(<min>(select NULL from `test`.`t2` group by 1) <= NULL))) +insert into t2 values (2,2), (2,1), (3,3), (3,1); +select * from t3 where a > all (select max(b) from t2 group by a); +a +6 +7 +explain extended select * from t3 where a > all (select max(b) from t2 group by a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 3 100.00 Using where +2 SUBQUERY t2 ALL NULL NULL NULL NULL 4 100.00 Using temporary +Warnings: +Note 1003 select `test`.`t3`.`a` AS `a` from `test`.`t3` where <not>(<in_optimizer>(`test`.`t3`.`a`,(<max>(select max(`test`.`t2`.`b`) from `test`.`t2` group by `test`.`t2`.`a`) >= `test`.`t3`.`a`))) +drop table t2, t3; +CREATE TABLE `t1` ( `id` mediumint(9) NOT NULL auto_increment, `taskid` bigint(20) NOT NULL default '0', `dbid` int(11) NOT NULL default '0', `create_date` datetime NOT NULL default '0000-00-00 00:00:00', `last_update` datetime NOT NULL default '0000-00-00 00:00:00', PRIMARY KEY (`id`)) ENGINE=MyISAM CHARSET=latin1 AUTO_INCREMENT=3 ; +INSERT INTO `t1` (`id`, `taskid`, `dbid`, `create_date`,`last_update`) VALUES (1, 1, 15, '2003-09-29 10:31:36', '2003-09-29 10:31:36'), (2, 1, 21, now(), now()); +CREATE TABLE `t2` (`db_id` int(11) NOT NULL auto_increment,`name` varchar(200) NOT NULL default '',`primary_uid` smallint(6) NOT NULL default '0',`secondary_uid` smallint(6) NOT NULL default '0',PRIMARY KEY (`db_id`),UNIQUE KEY `name_2` (`name`),FULLTEXT KEY `name` (`name`)) ENGINE=MyISAM CHARSET=latin1 AUTO_INCREMENT=2147483647; +INSERT INTO `t2` (`db_id`, `name`, `primary_uid`, `secondary_uid`) VALUES (18, 'Not Set 1', 0, 0),(19, 'Valid', 1, 2),(20, 'Valid 2', 1, 2),(21, 'Should Not Return', 1, 2),(26, 'Not Set 2', 0, 0),(-1, 'ALL DB\'S', 0, 0); +CREATE TABLE `t3` (`taskgenid` mediumint(9) NOT NULL auto_increment,`dbid` int(11) NOT NULL default '0',`taskid` int(11) NOT NULL default '0',`mon` tinyint(4) NOT NULL default '1',`tues` tinyint(4) NOT NULL default '1',`wed` tinyint(4) NOT NULL default '1',`thur` tinyint(4) NOT NULL default '1',`fri` tinyint(4) NOT NULL default '1',`sat` tinyint(4) NOT NULL default '0',`sun` tinyint(4) NOT NULL default '0',`how_often` smallint(6) NOT NULL default '1',`userid` smallint(6) NOT NULL default '0',`active` tinyint(4) NOT NULL default '1',PRIMARY KEY (`taskgenid`)) ENGINE=MyISAM CHARSET=latin1 AUTO_INCREMENT=2 ; +INSERT INTO `t3` (`taskgenid`, `dbid`, `taskid`, `mon`, `tues`,`wed`, `thur`, `fri`, `sat`, `sun`, `how_often`, `userid`, `active`) VALUES (1,-1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1); +CREATE TABLE `t4` (`task_id` smallint(6) NOT NULL default '0',`description` varchar(200) NOT NULL default '') ENGINE=MyISAM CHARSET=latin1; +INSERT INTO `t4` (`task_id`, `description`) VALUES (1, 'Daily Check List'),(2, 'Weekly Status'); +select dbid, name, (date_format(now() , '%Y-%m-%d') - INTERVAL how_often DAY) >= ifnull((SELECT date_format(max(create_date),'%Y-%m-%d') FROM t1 WHERE dbid = b.db_id AND taskid = a.taskgenid), '1950-01-01') from t3 a, t2 b, t4 WHERE dbid = - 1 AND primary_uid = '1' AND t4.task_id = taskid; +dbid name (date_format(now() , '%Y-%m-%d') - INTERVAL how_often DAY) >= ifnull((SELECT date_format(max(create_date),'%Y-%m-%d') FROM t1 WHERE dbid = b.db_id AND taskid = a.taskgenid), '1950-01-01') +-1 Valid 1 +-1 Valid 2 1 +-1 Should Not Return 0 +SELECT dbid, name FROM t3 a, t2 b, t4 WHERE dbid = - 1 AND primary_uid = '1' AND ((date_format(now() , '%Y-%m-%d') - INTERVAL how_often DAY) >= ifnull((SELECT date_format(max(create_date),'%Y-%m-%d') FROM t1 WHERE dbid = b.db_id AND taskid = a.taskgenid), '1950-01-01')) AND t4.task_id = taskid; +dbid name +-1 Valid +-1 Valid 2 +drop table t1,t2,t3,t4; +CREATE TABLE t1 (id int(11) default NULL) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t1 VALUES (1),(5); +CREATE TABLE t2 (id int(11) default NULL) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t2 VALUES (2),(6); +select * from t1 where (1,2,6) in (select * from t2); +ERROR 21000: Operand should contain 3 column(s) +DROP TABLE t1,t2; +create table t1 (s1 int); +insert into t1 values (1); +insert into t1 values (2); +set sort_buffer_size = (select s1 from t1); +ERROR 21000: Subquery returns more than 1 row +do (select * from t1); +Warnings: +Error 1242 Subquery returns more than 1 row +drop table t1; +create table t1 (s1 char); +insert into t1 values ('e'); +select * from t1 where 'f' > any (select s1 from t1); +s1 +e +select * from t1 where 'f' > any (select s1 from t1 union select s1 from t1); +s1 +e +explain extended select * from t1 where 'f' > any (select s1 from t1 union select s1 from t1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +2 SUBQUERY t1 system NULL NULL NULL NULL 1 100.00 +3 UNION t1 system NULL NULL NULL NULL 1 100.00 +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 select 'e' AS `s1` from dual where <nop>(<in_optimizer>('f',(<min>(select 'e' from dual union select 'e' from dual) < 'f'))) +drop table t1; +CREATE TABLE t1 (number char(11) NOT NULL default '') ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t1 VALUES ('69294728265'),('18621828126'),('89356874041'),('95895001874'); +CREATE TABLE t2 (code char(5) NOT NULL default '',UNIQUE KEY code (code)) ENGINE=MyISAM CHARSET=latin1; +INSERT INTO t2 VALUES ('1'),('1226'),('1245'),('1862'),('18623'),('1874'),('1967'),('6'); +select c.number as phone,(select p.code from t2 p where c.number like concat(p.code, '%') order by length(p.code) desc limit 1) as code from t1 c; +phone code +69294728265 6 +18621828126 1862 +89356874041 NULL +95895001874 NULL +drop table t1, t2; +create table t1 (s1 int); +create table t2 (s1 int); +select * from t1 where (select count(*) from t2 where t1.s2) = 1; +ERROR 42S22: Unknown column 't1.s2' in 'where clause' +select * from t1 where (select count(*) from t2 group by t1.s2) = 1; +ERROR 42S22: Unknown column 't1.s2' in 'group statement' +select count(*) from t2 group by t1.s2; +ERROR 42S22: Unknown column 't1.s2' in 'group statement' +drop table t1, t2; +CREATE TABLE t1(COLA FLOAT NOT NULL,COLB FLOAT NOT NULL,COLC VARCHAR(20) DEFAULT NULL,PRIMARY KEY (COLA, COLB)); +CREATE TABLE t2(COLA FLOAT NOT NULL,COLB FLOAT NOT NULL,COLC CHAR(1) NOT NULL,PRIMARY KEY (COLA)); +INSERT INTO t1 VALUES (1,1,'1A3240'), (1,2,'4W2365'); +INSERT INTO t2 VALUES (100, 200, 'C'); +SELECT DISTINCT COLC FROM t1 WHERE COLA = (SELECT COLA FROM t2 WHERE COLB = 200 AND COLC ='C' LIMIT 1); +COLC +DROP TABLE t1, t2; +CREATE TABLE t1 (a int(1)); +INSERT INTO t1 VALUES (1),(1),(1),(1),(1),(2),(3),(4),(5); +SELECT DISTINCT (SELECT a) FROM t1 LIMIT 100; +(SELECT a) +1 +2 +3 +4 +5 +DROP TABLE t1; +create table t1 (a int, b decimal(13, 3)); +insert into t1 values (1, 0.123); +select a, (select max(b) from t1) into outfile "../../tmp/subselect.out.file.1" from t1; +delete from t1; +load data infile "../../tmp/subselect.out.file.1" into table t1; +select * from t1; +a b +1 0.123 +drop table t1; +CREATE TABLE `t1` ( +`id` int(11) NOT NULL auto_increment, +`id_cns` tinyint(3) unsigned NOT NULL default '0', +`tipo` enum('','UNO','DUE') NOT NULL default '', +`anno_dep` smallint(4) unsigned zerofill NOT NULL default '0000', +`particolare` mediumint(8) unsigned NOT NULL default '0', +`generale` mediumint(8) unsigned NOT NULL default '0', +`bis` tinyint(3) unsigned NOT NULL default '0', +PRIMARY KEY (`id`), +UNIQUE KEY `idx_cns_gen_anno` (`anno_dep`,`id_cns`,`generale`,`particolare`), +UNIQUE KEY `idx_cns_par_anno` (`id_cns`,`anno_dep`,`tipo`,`particolare`,`bis`) +); +INSERT INTO `t1` VALUES (1,16,'UNO',1987,2048,9681,0),(2,50,'UNO',1987,1536,13987,0),(3,16,'UNO',1987,2432,14594,0),(4,16,'UNO',1987,1792,13422,0),(5,16,'UNO',1987,1025,10240,0),(6,16,'UNO',1987,1026,7089,0); +CREATE TABLE `t2` ( +`id` tinyint(3) unsigned NOT NULL auto_increment, +`max_anno_dep` smallint(6) unsigned NOT NULL default '0', +PRIMARY KEY (`id`) +); +INSERT INTO `t2` VALUES (16,1987),(50,1990),(51,1990); +SELECT cns.id, cns.max_anno_dep, cns.max_anno_dep = (SELECT s.anno_dep FROM t1 AS s WHERE s.id_cns = cns.id ORDER BY s.anno_dep DESC LIMIT 1) AS PIPPO FROM t2 AS cns; +id max_anno_dep PIPPO +16 1987 1 +50 1990 0 +51 1990 NULL +DROP TABLE t1, t2; +create table t1 (a int); +insert into t1 values (1), (2), (3); +SET SQL_SELECT_LIMIT=1; +select sum(a) from (select * from t1) as a; +sum(a) +6 +select 2 in (select * from t1); +2 in (select * from t1) +1 +SET SQL_SELECT_LIMIT=default; +drop table t1; +CREATE TABLE t1 (a int, b int, INDEX (a)); +INSERT INTO t1 VALUES (1, 1), (1, 2), (1, 3); +SELECT * FROM t1 WHERE a = (SELECT MAX(a) FROM t1 WHERE a = 1) ORDER BY b; +a b +1 1 +1 2 +1 3 +DROP TABLE t1; +create table t1(val varchar(10)); +insert into t1 values ('aaa'), ('bbb'),('eee'),('mmm'),('ppp'); +select count(*) from t1 as w1 where w1.val in (select w2.val from t1 as w2 where w2.val like 'm%') and w1.val in (select w3.val from t1 as w3 where w3.val like 'e%'); +count(*) +0 +drop table t1; +create table t1 (id int not null, text varchar(20) not null default '', primary key (id)); +insert into t1 (id, text) values (1, 'text1'), (2, 'text2'), (3, 'text3'), (4, 'text4'), (5, 'text5'), (6, 'text6'), (7, 'text7'), (8, 'text8'), (9, 'text9'), (10, 'text10'), (11, 'text11'), (12, 'text12'); +select * from t1 where id not in (select id from t1 where id < 8); +id text +8 text8 +9 text9 +10 text10 +11 text11 +12 text12 +select * from t1 as tt where not exists (select id from t1 where id < 8 and (id = tt.id or id is null) having id is not null); +id text +8 text8 +9 text9 +10 text10 +11 text11 +12 text12 +explain extended select * from t1 where id not in (select id from t1 where id < 8); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 12 100.00 Using where +2 DEPENDENT SUBQUERY t1 unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index; Using where +Warnings: +Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`text` AS `text` from `test`.`t1` where (not(<expr_cache><`test`.`t1`.`id`>(<in_optimizer>(`test`.`t1`.`id`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`id`) in t1 on PRIMARY where ((`test`.`t1`.`id` < 8) and (<cache>(`test`.`t1`.`id`) = `test`.`t1`.`id`)))))))) +explain extended select * from t1 as tt where not exists (select id from t1 where id < 8 and (id = tt.id or id is null) having id is not null); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY tt ALL NULL NULL NULL NULL 12 100.00 Using where +2 DEPENDENT SUBQUERY t1 eq_ref PRIMARY PRIMARY 4 test.tt.id 1 100.00 Using where; Using index +Warnings: +Note 1276 Field or reference 'test.tt.id' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`tt`.`id` AS `id`,`test`.`tt`.`text` AS `text` from `test`.`t1` `tt` where (not(<expr_cache><`test`.`tt`.`id`>(exists(select `test`.`t1`.`id` from `test`.`t1` where ((`test`.`t1`.`id` < 8) and (`test`.`t1`.`id` = `test`.`tt`.`id`)) having (`test`.`t1`.`id` is not null))))) +insert into t1 (id, text) values (1000, 'text1000'), (1001, 'text1001'); +create table t2 (id int not null, text varchar(20) not null default '', primary key (id)); +insert into t2 (id, text) values (1, 'text1'), (2, 'text2'), (3, 'text3'), (4, 'text4'), (5, 'text5'), (6, 'text6'), (7, 'text7'), (8, 'text8'), (9, 'text9'), (10, 'text10'), (11, 'text1'), (12, 'text2'), (13, 'text3'), (14, 'text4'), (15, 'text5'), (16, 'text6'), (17, 'text7'), (18, 'text8'), (19, 'text9'), (20, 'text10'),(21, 'text1'), (22, 'text2'), (23, 'text3'), (24, 'text4'), (25, 'text5'), (26, 'text6'), (27, 'text7'), (28, 'text8'), (29, 'text9'), (30, 'text10'), (31, 'text1'), (32, 'text2'), (33, 'text3'), (34, 'text4'), (35, 'text5'), (36, 'text6'), (37, 'text7'), (38, 'text8'), (39, 'text9'), (40, 'text10'), (41, 'text1'), (42, 'text2'), (43, 'text3'), (44, 'text4'), (45, 'text5'), (46, 'text6'), (47, 'text7'), (48, 'text8'), (49, 'text9'), (50, 'text10'); +select * from t1 a left join t2 b on (a.id=b.id or b.id is null) join t1 c on (if(isnull(b.id), 1000, b.id)=c.id); +id text id text id text +1 text1 1 text1 1 text1 +2 text2 2 text2 2 text2 +3 text3 3 text3 3 text3 +4 text4 4 text4 4 text4 +5 text5 5 text5 5 text5 +6 text6 6 text6 6 text6 +7 text7 7 text7 7 text7 +8 text8 8 text8 8 text8 +9 text9 9 text9 9 text9 +10 text10 10 text10 10 text10 +11 text11 11 text1 11 text11 +12 text12 12 text2 12 text12 +1000 text1000 NULL NULL 1000 text1000 +1001 text1001 NULL NULL 1000 text1000 +explain extended select * from t1 a left join t2 b on (a.id=b.id or b.id is null) join t1 c on (if(isnull(b.id), 1000, b.id)=c.id); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE a ALL NULL NULL NULL NULL 14 100.00 +1 SIMPLE b eq_ref PRIMARY PRIMARY 4 test.a.id 2 100.00 +1 SIMPLE c eq_ref PRIMARY PRIMARY 4 func 1 100.00 Using index condition +Warnings: +Note 1003 select `test`.`a`.`id` AS `id`,`test`.`a`.`text` AS `text`,`test`.`b`.`id` AS `id`,`test`.`b`.`text` AS `text`,`test`.`c`.`id` AS `id`,`test`.`c`.`text` AS `text` from `test`.`t1` `a` left join `test`.`t2` `b` on(((`test`.`b`.`id` = `test`.`a`.`id`) or isnull(`test`.`b`.`id`))) join `test`.`t1` `c` where (if(isnull(`test`.`b`.`id`),1000,`test`.`b`.`id`) = `test`.`c`.`id`) +drop table t1,t2; +create table t1 (a int); +insert into t1 values (1); +explain select benchmark(1000, (select a from t1 where a=sha(rand()))); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL No tables used +2 UNCACHEABLE SUBQUERY t1 system NULL NULL NULL NULL 1 +drop table t1; +create table t1(id int); +create table t2(id int); +create table t3(flag int); +select (select * from t3 where id not null) from t1, t2; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'null) from t1, t2' at line 1 +drop table t1,t2,t3; +CREATE TABLE t1 (id INT); +CREATE TABLE t2 (id INT); +INSERT INTO t1 VALUES (1), (2); +INSERT INTO t2 VALUES (1); +SELECT t1.id, ( SELECT COUNT(t.id) FROM t2 AS t WHERE t.id = t1.id ) AS c FROM t1 LEFT JOIN t2 USING (id); +id c +1 1 +2 0 +SELECT id, ( SELECT COUNT(t.id) FROM t2 AS t WHERE t.id = t1.id ) AS c FROM t1 LEFT JOIN t2 USING (id); +id c +1 1 +2 0 +SELECT t1.id, ( SELECT COUNT(t.id) FROM t2 AS t WHERE t.id = t1.id ) AS c FROM t1 LEFT JOIN t2 USING (id) ORDER BY t1.id; +id c +1 1 +2 0 +SELECT id, ( SELECT COUNT(t.id) FROM t2 AS t WHERE t.id = t1.id ) AS c FROM t1 LEFT JOIN t2 USING (id) ORDER BY id; +id c +1 1 +2 0 +DROP TABLE t1,t2; +CREATE TABLE t1 ( a int, b int ); +INSERT INTO t1 VALUES (1,1),(2,2),(3,3); +SELECT a FROM t1 WHERE a > ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +3 +SELECT a FROM t1 WHERE a < ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +SELECT a FROM t1 WHERE a = ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +SELECT a FROM t1 WHERE a >= ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +3 +SELECT a FROM t1 WHERE a < ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +SELECT a FROM t1 WHERE a = ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +SELECT a FROM t1 WHERE a >= ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +3 +ALTER TABLE t1 ADD INDEX (a); +SELECT a FROM t1 WHERE a > ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +3 +SELECT a FROM t1 WHERE a < ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +SELECT a FROM t1 WHERE a = ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +SELECT a FROM t1 WHERE a >= ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +3 +SELECT a FROM t1 WHERE a < ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +SELECT a FROM t1 WHERE a = ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +SELECT a FROM t1 WHERE a >= ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL ( SELECT a FROM t1 WHERE b = 2 ); +a +1 +3 +SELECT a FROM t1 WHERE a > ANY (SELECT a FROM t1 HAVING a = 2); +a +3 +SELECT a FROM t1 WHERE a < ANY (SELECT a FROM t1 HAVING a = 2); +a +1 +SELECT a FROM t1 WHERE a = ANY (SELECT a FROM t1 HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE a >= ANY (SELECT a FROM t1 HAVING a = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY (SELECT a FROM t1 HAVING a = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY (SELECT a FROM t1 HAVING a = 2); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL (SELECT a FROM t1 HAVING a = 2); +a +3 +SELECT a FROM t1 WHERE a < ALL (SELECT a FROM t1 HAVING a = 2); +a +1 +SELECT a FROM t1 WHERE a = ALL (SELECT a FROM t1 HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE a >= ALL (SELECT a FROM t1 HAVING a = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL (SELECT a FROM t1 HAVING a = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL (SELECT a FROM t1 HAVING a = 2); +a +1 +3 +SELECT a FROM t1 WHERE a > ANY (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +3 +SELECT a FROM t1 WHERE a < ANY (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +1 +SELECT a FROM t1 WHERE a = ANY (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +2 +SELECT a FROM t1 WHERE a >= ANY (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +3 +SELECT a FROM t1 WHERE a < ALL (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +1 +SELECT a FROM t1 WHERE a = ALL (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +2 +SELECT a FROM t1 WHERE a >= ALL (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL (SELECT a FROM t1 WHERE b = 2 UNION SELECT a FROM t1 WHERE b = 2); +a +1 +3 +SELECT a FROM t1 WHERE a > ANY (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +3 +SELECT a FROM t1 WHERE a < ANY (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +1 +SELECT a FROM t1 WHERE a = ANY (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE a >= ANY (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +3 +SELECT a FROM t1 WHERE a < ALL (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +1 +SELECT a FROM t1 WHERE a = ALL (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE a >= ALL (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL (SELECT a FROM t1 HAVING a = 2 UNION SELECT a FROM t1 HAVING a = 2); +a +1 +3 +SELECT a FROM t1 WHERE (1,2) > ANY (SELECT a FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE a > ANY (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) > ANY (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) > ALL (SELECT a FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE a > ALL (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) > ALL (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) = ALL (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) <> ANY (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) = ANY (SELECT a FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 2 column(s) +SELECT a FROM t1 WHERE a = ANY (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) = ANY (SELECT a,2 FROM t1 WHERE b = 2); +a +SELECT a FROM t1 WHERE (1,2) <> ALL (SELECT a FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 2 column(s) +SELECT a FROM t1 WHERE a <> ALL (SELECT a,2 FROM t1 WHERE b = 2); +ERROR 21000: Operand should contain 1 column(s) +SELECT a FROM t1 WHERE (1,2) <> ALL (SELECT a,2 FROM t1 WHERE b = 2); +a +1 +2 +3 +SELECT a FROM t1 WHERE (a,1) = ANY (SELECT a,1 FROM t1 WHERE b = 2); +a +2 +SELECT a FROM t1 WHERE (a,1) <> ALL (SELECT a,1 FROM t1 WHERE b = 2); +a +1 +3 +SELECT a FROM t1 WHERE (a,1) = ANY (SELECT a,1 FROM t1 HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE (a,1) <> ALL (SELECT a,1 FROM t1 HAVING a = 2); +a +1 +3 +SELECT a FROM t1 WHERE (a,1) = ANY (SELECT a,1 FROM t1 WHERE b = 2 UNION SELECT a,1 FROM t1 WHERE b = 2); +a +2 +SELECT a FROM t1 WHERE (a,1) <> ALL (SELECT a,1 FROM t1 WHERE b = 2 UNION SELECT a,1 FROM t1 WHERE b = 2); +a +1 +3 +SELECT a FROM t1 WHERE (a,1) = ANY (SELECT a,1 FROM t1 HAVING a = 2 UNION SELECT a,1 FROM t1 HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE (a,1) <> ALL (SELECT a,1 FROM t1 HAVING a = 2 UNION SELECT a,1 FROM t1 HAVING a = 2); +a +1 +3 +SELECT a FROM t1 WHERE a > ANY (SELECT a FROM t1 WHERE b = 2 group by a); +a +3 +SELECT a FROM t1 WHERE a < ANY (SELECT a FROM t1 WHERE b = 2 group by a); +a +1 +SELECT a FROM t1 WHERE a = ANY (SELECT a FROM t1 WHERE b = 2 group by a); +a +2 +SELECT a FROM t1 WHERE a >= ANY (SELECT a FROM t1 WHERE b = 2 group by a); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY (SELECT a FROM t1 WHERE b = 2 group by a); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY (SELECT a FROM t1 WHERE b = 2 group by a); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL (SELECT a FROM t1 WHERE b = 2 group by a); +a +3 +SELECT a FROM t1 WHERE a < ALL (SELECT a FROM t1 WHERE b = 2 group by a); +a +1 +SELECT a FROM t1 WHERE a = ALL (SELECT a FROM t1 WHERE b = 2 group by a); +a +2 +SELECT a FROM t1 WHERE a >= ALL (SELECT a FROM t1 WHERE b = 2 group by a); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL (SELECT a FROM t1 WHERE b = 2 group by a); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL (SELECT a FROM t1 WHERE b = 2 group by a); +a +1 +3 +SELECT a FROM t1 WHERE a > ANY (SELECT a FROM t1 group by a HAVING a = 2); +a +3 +SELECT a FROM t1 WHERE a < ANY (SELECT a FROM t1 group by a HAVING a = 2); +a +1 +SELECT a FROM t1 WHERE a = ANY (SELECT a FROM t1 group by a HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE a >= ANY (SELECT a FROM t1 group by a HAVING a = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY (SELECT a FROM t1 group by a HAVING a = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY (SELECT a FROM t1 group by a HAVING a = 2); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL (SELECT a FROM t1 group by a HAVING a = 2); +a +3 +SELECT a FROM t1 WHERE a < ALL (SELECT a FROM t1 group by a HAVING a = 2); +a +1 +SELECT a FROM t1 WHERE a = ALL (SELECT a FROM t1 group by a HAVING a = 2); +a +2 +SELECT a FROM t1 WHERE a >= ALL (SELECT a FROM t1 group by a HAVING a = 2); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL (SELECT a FROM t1 group by a HAVING a = 2); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL (SELECT a FROM t1 group by a HAVING a = 2); +a +1 +3 +SELECT concat(EXISTS(SELECT a FROM t1 WHERE b = 2 and a.a > t1.a), '-') from t1 a; +concat(EXISTS(SELECT a FROM t1 WHERE b = 2 and a.a > t1.a), '-') +0- +0- +1- +SELECT concat(EXISTS(SELECT a FROM t1 WHERE b = 2 and a.a < t1.a), '-') from t1 a; +concat(EXISTS(SELECT a FROM t1 WHERE b = 2 and a.a < t1.a), '-') +1- +0- +0- +SELECT concat(EXISTS(SELECT a FROM t1 WHERE b = 2 and a.a = t1.a), '-') from t1 a; +concat(EXISTS(SELECT a FROM t1 WHERE b = 2 and a.a = t1.a), '-') +0- +1- +0- +DROP TABLE t1; +CREATE TABLE t1 ( a double, b double ); +INSERT INTO t1 VALUES (1,1),(2,2),(3,3); +SELECT a FROM t1 WHERE a > ANY (SELECT a FROM t1 WHERE b = 2e0); +a +3 +SELECT a FROM t1 WHERE a < ANY (SELECT a FROM t1 WHERE b = 2e0); +a +1 +SELECT a FROM t1 WHERE a = ANY (SELECT a FROM t1 WHERE b = 2e0); +a +2 +SELECT a FROM t1 WHERE a >= ANY (SELECT a FROM t1 WHERE b = 2e0); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY (SELECT a FROM t1 WHERE b = 2e0); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY (SELECT a FROM t1 WHERE b = 2e0); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL (SELECT a FROM t1 WHERE b = 2e0); +a +3 +SELECT a FROM t1 WHERE a < ALL (SELECT a FROM t1 WHERE b = 2e0); +a +1 +SELECT a FROM t1 WHERE a = ALL (SELECT a FROM t1 WHERE b = 2e0); +a +2 +SELECT a FROM t1 WHERE a >= ALL (SELECT a FROM t1 WHERE b = 2e0); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL (SELECT a FROM t1 WHERE b = 2e0); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL (SELECT a FROM t1 WHERE b = 2e0); +a +1 +3 +DROP TABLE t1; +CREATE TABLE t1 ( a char(1), b char(1)); +INSERT INTO t1 VALUES ('1','1'),('2','2'),('3','3'); +SELECT a FROM t1 WHERE a > ANY (SELECT a FROM t1 WHERE b = '2'); +a +3 +SELECT a FROM t1 WHERE a < ANY (SELECT a FROM t1 WHERE b = '2'); +a +1 +SELECT a FROM t1 WHERE a = ANY (SELECT a FROM t1 WHERE b = '2'); +a +2 +SELECT a FROM t1 WHERE a >= ANY (SELECT a FROM t1 WHERE b = '2'); +a +2 +3 +SELECT a FROM t1 WHERE a <= ANY (SELECT a FROM t1 WHERE b = '2'); +a +1 +2 +SELECT a FROM t1 WHERE a <> ANY (SELECT a FROM t1 WHERE b = '2'); +a +1 +3 +SELECT a FROM t1 WHERE a > ALL (SELECT a FROM t1 WHERE b = '2'); +a +3 +SELECT a FROM t1 WHERE a < ALL (SELECT a FROM t1 WHERE b = '2'); +a +1 +SELECT a FROM t1 WHERE a = ALL (SELECT a FROM t1 WHERE b = '2'); +a +2 +SELECT a FROM t1 WHERE a >= ALL (SELECT a FROM t1 WHERE b = '2'); +a +2 +3 +SELECT a FROM t1 WHERE a <= ALL (SELECT a FROM t1 WHERE b = '2'); +a +1 +2 +SELECT a FROM t1 WHERE a <> ALL (SELECT a FROM t1 WHERE b = '2'); +a +1 +3 +DROP TABLE t1; +create table t1 (a int, b int); +insert into t1 values (1,2),(3,4); +select * from t1 up where exists (select * from t1 where t1.a=up.a); +a b +1 2 +3 4 +explain extended select * from t1 up where exists (select * from t1 where t1.a=up.a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY up ALL NULL NULL NULL NULL 2 100.00 Using where +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.up.a' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`up`.`a` AS `a`,`test`.`up`.`b` AS `b` from `test`.`t1` `up` where <expr_cache><`test`.`up`.`a`>(exists(select 1 from `test`.`t1` where (`test`.`t1`.`a` = `test`.`up`.`a`))) +drop table t1; +CREATE TABLE t1 (t1_a int); +INSERT INTO t1 VALUES (1); +CREATE TABLE t2 (t2_a int, t2_b int, PRIMARY KEY (t2_a, t2_b)); +INSERT INTO t2 VALUES (1, 1), (1, 2); +SELECT * FROM t1, t2 table2 WHERE t1_a = 1 AND table2.t2_a = 1 +HAVING table2.t2_b = (SELECT MAX(t2_b) FROM t2 WHERE t2_a = table2.t2_a); +t1_a t2_a t2_b +1 1 2 +DROP TABLE t1, t2; +CREATE TABLE t1 (id int(11) default NULL,name varchar(10) default NULL); +INSERT INTO t1 VALUES (1,'Tim'),(2,'Rebecca'),(3,NULL); +CREATE TABLE t2 (id int(11) default NULL, pet varchar(10) default NULL); +INSERT INTO t2 VALUES (1,'Fido'),(2,'Spot'),(3,'Felix'); +SELECT a.*, b.* FROM (SELECT * FROM t1) AS a JOIN t2 as b on a.id=b.id; +id name id pet +1 Tim 1 Fido +2 Rebecca 2 Spot +3 NULL 3 Felix +drop table t1,t2; +CREATE TABLE t1 ( a int, b int ); +CREATE TABLE t2 ( c int, d int ); +INSERT INTO t1 VALUES (1,2), (2,3), (3,4); +SELECT a AS abc, b FROM t1 outr WHERE b = +(SELECT MIN(b) FROM t1 WHERE a=outr.a); +abc b +1 2 +2 3 +3 4 +INSERT INTO t2 SELECT a AS abc, b FROM t1 outr WHERE b = +(SELECT MIN(b) FROM t1 WHERE a=outr.a); +select * from t2; +c d +1 2 +2 3 +3 4 +CREATE TABLE t3 SELECT a AS abc, b FROM t1 outr WHERE b = +(SELECT MIN(b) FROM t1 WHERE a=outr.a); +select * from t3; +abc b +1 2 +2 3 +3 4 +prepare stmt1 from "INSERT INTO t2 SELECT a AS abc, b FROM t1 outr WHERE b = (SELECT MIN(b) FROM t1 WHERE a=outr.a);"; +execute stmt1; +deallocate prepare stmt1; +select * from t2; +c d +1 2 +2 3 +3 4 +1 2 +2 3 +3 4 +drop table t3; +prepare stmt1 from "CREATE TABLE t3 SELECT a AS abc, b FROM t1 outr WHERE b = (SELECT MIN(b) FROM t1 WHERE a=outr.a);"; +execute stmt1; +select * from t3; +abc b +1 2 +2 3 +3 4 +deallocate prepare stmt1; +DROP TABLE t1, t2, t3; +CREATE TABLE `t1` ( `a` int(11) default NULL) ENGINE=MyISAM DEFAULT CHARSET=latin1; +insert into t1 values (1); +CREATE TABLE `t2` ( `b` int(11) default NULL, `a` int(11) default NULL) ENGINE=MyISAM DEFAULT CHARSET=latin1; +insert into t2 values (1,2); +select t000.a, count(*) `C` FROM t1 t000 GROUP BY t000.a HAVING count(*) > ALL (SELECT count(*) FROM t2 t001 WHERE t001.a=1); +a C +1 1 +drop table t1,t2; +create table t1 (a int not null auto_increment primary key, b varchar(40), fulltext(b)); +insert into t1 (b) values ('ball'),('ball games'), ('games'), ('foo'), ('foobar'), ('Serg'), ('Sergei'),('Georg'), ('Patrik'),('Hakan'); +create table t2 (a int); +insert into t2 values (1),(3),(2),(7); +select a,b from t1 where match(b) against ('Ball') > 0; +a b +1 ball +2 ball games +select a from t2 where a in (select a from t1 where match(b) against ('Ball') > 0); +a +1 +2 +drop table t1,t2; +CREATE TABLE t1(`IZAVORGANG_ID` VARCHAR(11) CHARACTER SET latin1 COLLATE latin1_bin,`KUERZEL` VARCHAR(10) CHARACTER SET latin1 COLLATE latin1_bin,`IZAANALYSEART_ID` VARCHAR(11) CHARACTER SET latin1 COLLATE latin1_bin,`IZAPMKZ_ID` VARCHAR(11) CHARACTER SET latin1 COLLATE latin1_bin); +CREATE INDEX AK01IZAVORGANG ON t1(izaAnalyseart_id,Kuerzel); +INSERT INTO t1(`IZAVORGANG_ID`,`KUERZEL`,`IZAANALYSEART_ID`,`IZAPMKZ_ID`)VALUES('D0000000001','601','D0000000001','I0000000001'); +INSERT INTO t1(`IZAVORGANG_ID`,`KUERZEL`,`IZAANALYSEART_ID`,`IZAPMKZ_ID`)VALUES('D0000000002','602','D0000000001','I0000000001'); +INSERT INTO t1(`IZAVORGANG_ID`,`KUERZEL`,`IZAANALYSEART_ID`,`IZAPMKZ_ID`)VALUES('D0000000003','603','D0000000001','I0000000001'); +INSERT INTO t1(`IZAVORGANG_ID`,`KUERZEL`,`IZAANALYSEART_ID`,`IZAPMKZ_ID`)VALUES('D0000000004','101','D0000000001','I0000000001'); +SELECT `IZAVORGANG_ID` FROM t1 WHERE `KUERZEL` IN(SELECT MIN(`KUERZEL`)`Feld1` FROM t1 WHERE `KUERZEL` LIKE'601%'And`IZAANALYSEART_ID`='D0000000001'); +IZAVORGANG_ID +D0000000001 +drop table t1; +CREATE TABLE `t1` ( `aid` int(11) NOT NULL default '0', `bid` int(11) NOT NULL default '0', PRIMARY KEY (`aid`,`bid`)); +CREATE TABLE `t2` ( `aid` int(11) NOT NULL default '0', `bid` int(11) NOT NULL default '0', PRIMARY KEY (`aid`,`bid`)); +insert into t1 values (1,1),(1,2),(2,1),(2,2); +insert into t2 values (1,2),(2,2); +select * from t1 where t1.aid not in (select aid from t2 where bid=t1.bid); +aid bid +1 1 +2 1 +alter table t2 drop primary key; +alter table t2 add key KEY1 (aid, bid); +select * from t1 where t1.aid not in (select aid from t2 where bid=t1.bid); +aid bid +1 1 +2 1 +alter table t2 drop key KEY1; +alter table t2 add primary key (bid, aid); +select * from t1 where t1.aid not in (select aid from t2 where bid=t1.bid); +aid bid +1 1 +2 1 +drop table t1,t2; +CREATE TABLE t1 (howmanyvalues bigint, avalue int); +INSERT INTO t1 VALUES (1, 1),(2, 1),(2, 2),(3, 1),(3, 2),(3, 3),(4, 1),(4, 2),(4, 3),(4, 4); +SELECT howmanyvalues, count(*) from t1 group by howmanyvalues; +howmanyvalues count(*) +1 1 +2 2 +3 3 +4 4 +SELECT a.howmanyvalues, (SELECT count(*) from t1 b where b.howmanyvalues = a.howmanyvalues) as mycount from t1 a group by a.howmanyvalues; +howmanyvalues mycount +1 1 +2 2 +3 3 +4 4 +CREATE INDEX t1_howmanyvalues_idx ON t1 (howmanyvalues); +SELECT a.howmanyvalues, (SELECT count(*) from t1 b where b.howmanyvalues+1 = a.howmanyvalues+1) as mycount from t1 a group by a.howmanyvalues; +howmanyvalues mycount +1 1 +2 2 +3 3 +4 4 +SELECT a.howmanyvalues, (SELECT count(*) from t1 b where b.howmanyvalues = a.howmanyvalues) as mycount from t1 a group by a.howmanyvalues; +howmanyvalues mycount +1 1 +2 2 +3 3 +4 4 +SELECT a.howmanyvalues, (SELECT count(*) from t1 b where b.howmanyvalues = a.avalue) as mycount from t1 a group by a.howmanyvalues; +howmanyvalues mycount +1 1 +2 1 +3 1 +4 1 +drop table t1; +create table t1 (x int); +select (select b.x from t1 as b where b.x=a.x) from t1 as a where a.x=2 group by a.x; +(select b.x from t1 as b where b.x=a.x) +drop table t1; +CREATE TABLE `t1` ( `master` int(10) unsigned NOT NULL default '0', `map` smallint(6) unsigned NOT NULL default '0', `slave` int(10) unsigned NOT NULL default '0', `access` int(10) unsigned NOT NULL default '0', UNIQUE KEY `access_u` (`master`,`map`,`slave`)); +INSERT INTO `t1` VALUES (1,0,0,700),(1,1,1,400),(1,5,5,400),(1,12,12,400),(1,12,32,400),(4,12,32,400); +CREATE TABLE `t2` ( `id` int(10) unsigned NOT NULL default '0', `pid` int(10) unsigned NOT NULL default '0', `map` smallint(6) unsigned NOT NULL default '0', `level` tinyint(4) unsigned NOT NULL default '0', `title` varchar(255) default NULL, PRIMARY KEY (`id`,`pid`,`map`), KEY `level` (`level`), KEY `id` (`id`,`map`)) ; +INSERT INTO `t2` VALUES (6,5,12,7,'a'),(12,0,0,7,'a'),(12,1,0,7,'a'),(12,5,5,7,'a'),(12,5,12,7,'a'); +SELECT b.sc FROM (SELECT (SELECT a.access FROM t1 a WHERE a.map = op.map AND a.slave = op.pid AND a.master = 1) ac FROM t2 op WHERE op.id = 12 AND op.map = 0) b; +ERROR 42S22: Unknown column 'b.sc' in 'field list' +SELECT b.ac FROM (SELECT (SELECT a.access FROM t1 a WHERE a.map = op.map AND a.slave = op.pid AND a.master = 1) ac FROM t2 op WHERE op.id = 12 AND op.map = 0) b; +ac +700 +NULL +drop tables t1,t2; +create table t1 (a int not null, b int not null, c int, primary key (a,b)); +insert into t1 values (1,1,1), (2,2,2), (3,3,3); +set @b:= 0; +explain select sum(a) from t1 where b > @b; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index NULL PRIMARY 8 NULL 3 Using where; Using index +set @a:= (select sum(a) from t1 where b > @b); +explain select a from t1 where c=2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where +do @a:= (select sum(a) from t1 where b > @b); +explain select a from t1 where c=2; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 Using where +drop table t1; +set @got_val= (SELECT 1 FROM (SELECT 'A' as my_col) as T1 ) ; +create table t1 (a int, b int); +create table t2 (a int, b int); +insert into t1 values (1,1),(1,2),(1,3),(2,4),(2,5); +insert into t2 values (1,3),(2,1); +select distinct a,b, (select max(b) from t2 where t1.b=t2.a) from t1 order by t1.b; +a b (select max(b) from t2 where t1.b=t2.a) +1 1 3 +1 2 1 +1 3 NULL +2 4 NULL +2 5 NULL +drop table t1, t2; +create table t1 (id int); +create table t2 (id int, body text, fulltext (body)); +insert into t1 values(1),(2),(3); +insert into t2 values (1,'test'), (2,'mysql'), (3,'test'), (4,'test'); +select count(distinct id) from t1 where id in (select id from t2 where match(body) against ('mysql' in boolean mode)); +count(distinct id) +1 +drop table t2,t1; +create table t1 (s1 int,s2 int); +insert into t1 values (20,15); +select * from t1 where (('a',null) <=> (select 'a',s2 from t1 where s1 = 0)); +s1 s2 +drop table t1; +create table t1 (s1 int); +insert into t1 values (1),(null); +select * from t1 where s1 < all (select s1 from t1); +s1 +select s1, s1 < all (select s1 from t1) from t1; +s1 s1 < all (select s1 from t1) +1 0 +NULL NULL +drop table t1; +CREATE TABLE t1 ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +Continent enum('Asia','Europe','North America','Africa','Oceania','Antarctica','South America') NOT NULL default 'Asia', +Region char(26) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +IndepYear smallint(6) default NULL, +Population int(11) NOT NULL default '0', +LifeExpectancy float(3,1) default NULL, +GNP float(10,2) default NULL, +GNPOld float(10,2) default NULL, +LocalName char(45) NOT NULL default '', +GovernmentForm char(45) NOT NULL default '', +HeadOfState char(60) default NULL, +Capital int(11) default NULL, +Code2 char(2) NOT NULL default '' +) ENGINE=MyISAM; +INSERT INTO t1 VALUES ('XXX','Xxxxx','Oceania','Xxxxxx',26.00,0,0,0,0,0,'Xxxxx','Xxxxx','Xxxxx',NULL,'XX'); +INSERT INTO t1 VALUES ('ASM','American Samoa','Oceania','Polynesia',199.00,0,68000,75.1,334.00,NULL,'Amerika Samoa','US Territory','George W. Bush',54,'AS'); +INSERT INTO t1 VALUES ('ATF','French Southern territories','Antarctica','Antarctica',7780.00,0,0,NULL,0.00,NULL,'Terres australes françaises','Nonmetropolitan Territory of France','Jacques Chirac',NULL,'TF'); +INSERT INTO t1 VALUES ('UMI','United States Minor Outlying Islands','Oceania','Micronesia/Caribbean',16.00,0,0,NULL,0.00,NULL,'United States Minor Outlying Islands','Dependent Territory of the US','George W. Bush',NULL,'UM'); +/*!40000 ALTER TABLE t1 ENABLE KEYS */; +SELECT DISTINCT Continent AS c FROM t1 outr WHERE +Code <> SOME ( SELECT Code FROM t1 WHERE Continent = outr.Continent AND +Population < 200); +c +Oceania +drop table t1; +create table t1 (a1 int); +create table t2 (b1 int); +select * from t1 where a2 > any(select b1 from t2); +ERROR 42S22: Unknown column 'a2' in 'IN/ALL/ANY subquery' +select * from t1 where a1 > any(select b1 from t2); +a1 +drop table t1,t2; +create table t1 (a integer, b integer); +select (select * from t1) = (select 1,2); +(select * from t1) = (select 1,2) +NULL +select (select 1,2) = (select * from t1); +(select 1,2) = (select * from t1) +NULL +select row(1,2) = ANY (select * from t1); +row(1,2) = ANY (select * from t1) +0 +select row(1,2) != ALL (select * from t1); +row(1,2) != ALL (select * from t1) +1 +drop table t1; +create table t1 (a integer, b integer); +select row(1,(2,2)) in (select * from t1 ); +ERROR 21000: Operand should contain 2 column(s) +select row(1,(2,2)) = (select * from t1 ); +ERROR 21000: Operand should contain 2 column(s) +select (select * from t1) = row(1,(2,2)); +ERROR 21000: Operand should contain 1 column(s) +drop table t1; +create table t1 (a integer); +insert into t1 values (1); +select 1 = ALL (select 1 from t1 where 1 = xx ), 1 as xx ; +ERROR 42S22: Reference 'xx' not supported (forward reference in item list) +select 1 = ALL (select 1 from t1 where 1 = xx ), 1 as xx; +ERROR 42S22: Reference 'xx' not supported (forward reference in item list) +select 1 as xx, 1 = ALL ( select 1 from t1 where 1 = xx ); +xx 1 = ALL ( select 1 from t1 where 1 = xx ) +1 1 +select 1 = ALL (select 1 from t1 where 1 = xx ), 1 as xx; +ERROR 42S22: Reference 'xx' not supported (forward reference in item list) +select 1 = ALL (select 1 from t1 where 1 = xx ), 1 as xx from DUAL; +ERROR 42S22: Reference 'xx' not supported (forward reference in item list) +drop table t1; +CREATE TABLE t1 ( +categoryId int(11) NOT NULL, +courseId int(11) NOT NULL, +startDate datetime NOT NULL, +endDate datetime NOT NULL, +createDate datetime NOT NULL, +modifyDate timestamp NOT NULL, +attributes text NOT NULL +); +INSERT INTO t1 VALUES (1,41,'2004-02-09','2010-01-01','2004-02-09','2004-02-09',''), +(1,86,'2004-08-16','2004-08-16','2004-08-16','2004-08-16',''), +(1,87,'2004-08-16','2004-08-16','2004-08-16','2004-08-16',''), +(2,52,'2004-03-15','2004-10-01','2004-03-15','2004-09-17',''), +(2,53,'2004-03-16','2004-10-01','2004-03-16','2004-09-17',''), +(2,88,'2004-08-16','2004-08-16','2004-08-16','2004-08-16',''), +(2,89,'2004-08-16','2004-08-16','2004-08-16','2004-08-16',''), +(3,51,'2004-02-09','2010-01-01','2004-02-09','2004-02-09',''), +(5,12,'2004-02-18','2010-01-01','2004-02-18','2004-02-18',''); +CREATE TABLE t2 ( +userId int(11) NOT NULL, +courseId int(11) NOT NULL, +date datetime NOT NULL +); +INSERT INTO t2 VALUES (5141,71,'2003-11-18'), +(5141,72,'2003-11-25'),(5141,41,'2004-08-06'), +(5141,52,'2004-08-06'),(5141,53,'2004-08-06'), +(5141,12,'2004-08-06'),(5141,86,'2004-10-21'), +(5141,87,'2004-10-21'),(5141,88,'2004-10-21'), +(5141,89,'2004-10-22'),(5141,51,'2004-10-26'); +CREATE TABLE t3 ( +groupId int(11) NOT NULL, +parentId int(11) NOT NULL, +startDate datetime NOT NULL, +endDate datetime NOT NULL, +createDate datetime NOT NULL, +modifyDate timestamp NOT NULL, +ordering int(11) +); +INSERT INTO t3 VALUES (12,9,'1000-01-01','3999-12-31','2004-01-29','2004-01-29',NULL); +CREATE TABLE t4 ( +id int(11) NOT NULL, +groupTypeId int(11) NOT NULL, +groupKey varchar(50) NOT NULL, +name text, +ordering int(11), +description text, +createDate datetime NOT NULL, +modifyDate timestamp NOT NULL +); +INSERT INTO t4 VALUES (9,5,'stationer','stationer',0,'Stationer','2004-01-29','2004-01-29'), +(12,5,'group2','group2',0,'group2','2004-01-29','2004-01-29'); +CREATE TABLE t5 ( +userId int(11) NOT NULL, +groupId int(11) NOT NULL, +createDate datetime NOT NULL, +modifyDate timestamp NOT NULL +); +INSERT INTO t5 VALUES (5141,12,'2004-08-06','2004-08-06'); +select +count(distinct t2.userid) pass, +groupstuff.*, +count(t2.courseid) crse, +t1.categoryid, +t2.courseid, +date_format(date, '%b%y') as colhead +from t2 +join t1 on t2.courseid=t1.courseid +join +( +select +t5.userid, +parentid, +parentgroup, +childid, +groupname, +grouptypeid +from t5 +join +( +select t4.id as parentid, +t4.name as parentgroup, +t4.id as childid, +t4.name as groupname, +t4.grouptypeid +from t4 +) as gin on t5.groupid=gin.childid +) as groupstuff on t2.userid = groupstuff.userid +group by +groupstuff.groupname, colhead , t2.courseid; +pass userid parentid parentgroup childid groupname grouptypeid crse categoryid courseid colhead +1 5141 12 group2 12 group2 5 1 5 12 Aug04 +1 5141 12 group2 12 group2 5 1 1 41 Aug04 +1 5141 12 group2 12 group2 5 1 2 52 Aug04 +1 5141 12 group2 12 group2 5 1 2 53 Aug04 +1 5141 12 group2 12 group2 5 1 3 51 Oct04 +1 5141 12 group2 12 group2 5 1 1 86 Oct04 +1 5141 12 group2 12 group2 5 1 1 87 Oct04 +1 5141 12 group2 12 group2 5 1 2 88 Oct04 +1 5141 12 group2 12 group2 5 1 2 89 Oct04 +drop table t1, t2, t3, t4, t5; +create table t1 (a int); +insert into t1 values (1), (2), (3); +SELECT 1 FROM t1 WHERE (SELECT 1) in (SELECT 1); +1 +1 +1 +1 +drop table t1; +create table t1 (a int); +create table t2 (a int); +insert into t1 values (1),(2); +insert into t2 values (0),(1),(2),(3); +select a from t2 where a in (select a from t1); +a +1 +2 +select a from t2 having a in (select a from t1); +a +1 +2 +prepare stmt1 from "select a from t2 where a in (select a from t1)"; +execute stmt1; +a +1 +2 +execute stmt1; +a +1 +2 +deallocate prepare stmt1; +prepare stmt1 from "select a from t2 having a in (select a from t1)"; +execute stmt1; +a +1 +2 +execute stmt1; +a +1 +2 +deallocate prepare stmt1; +drop table t1, t2; +create table t1 (a int, b int); +insert into t1 values (1,2); +select 1 = (select * from t1); +ERROR 21000: Operand should contain 1 column(s) +select (select * from t1) = 1; +ERROR 21000: Operand should contain 2 column(s) +select (1,2) = (select a from t1); +ERROR 21000: Operand should contain 2 column(s) +select (select a from t1) = (1,2); +ERROR 21000: Operand should contain 1 column(s) +select (1,2,3) = (select * from t1); +ERROR 21000: Operand should contain 3 column(s) +select (select * from t1) = (1,2,3); +ERROR 21000: Operand should contain 2 column(s) +drop table t1; +CREATE TABLE `t1` ( +`itemid` bigint(20) unsigned NOT NULL auto_increment, +`sessionid` bigint(20) unsigned default NULL, +`time` int(10) unsigned NOT NULL default '0', +`type` set('A','D','E','F','G','I','L','N','U') collate latin1_general_ci NOT +NULL default '', +`data` text collate latin1_general_ci NOT NULL, +PRIMARY KEY (`itemid`) +) DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci; +INSERT INTO `t1` VALUES (1, 1, 1, 'D', ''); +CREATE TABLE `t2` ( +`sessionid` bigint(20) unsigned NOT NULL auto_increment, +`pid` int(10) unsigned NOT NULL default '0', +`date` int(10) unsigned NOT NULL default '0', +`ip` varchar(15) collate latin1_general_ci NOT NULL default '', +PRIMARY KEY (`sessionid`) +) DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci; +INSERT INTO `t2` VALUES (1, 1, 1, '10.10.10.1'); +SELECT s.ip, count( e.itemid ) FROM `t1` e JOIN t2 s ON s.sessionid = e.sessionid WHERE e.sessionid = ( SELECT sessionid FROM t2 ORDER BY sessionid DESC LIMIT 1 ) GROUP BY s.ip HAVING count( e.itemid ) >0 LIMIT 0 , 30; +ip count( e.itemid ) +10.10.10.1 1 +drop tables t1,t2; +create table t1 (fld enum('0','1')); +insert into t1 values ('1'); +select * from (select max(fld) from t1) as foo; +max(fld) +1 +drop table t1; +CREATE TABLE t1 (one int, two int, flag char(1)); +CREATE TABLE t2 (one int, two int, flag char(1)); +INSERT INTO t1 VALUES(1,2,'Y'),(2,3,'Y'),(3,4,'Y'),(5,6,'N'),(7,8,'N'); +INSERT INTO t2 VALUES(1,2,'Y'),(2,3,'Y'),(3,4,'Y'),(5,6,'N'),(7,8,'N'); +SELECT * FROM t1 +WHERE ROW(one,two) IN (SELECT DISTINCT one,two FROM t2 WHERE flag = 'N'); +one two flag +5 6 N +7 8 N +SELECT * FROM t1 +WHERE ROW(one,two) IN (SELECT DISTINCT one,two FROM t1 WHERE flag = 'N'); +one two flag +5 6 N +7 8 N +insert into t2 values (null,null,'N'); +insert into t2 values (null,3,'0'); +insert into t2 values (null,5,'0'); +insert into t2 values (10,null,'0'); +insert into t1 values (10,3,'0'); +insert into t1 values (10,5,'0'); +insert into t1 values (10,10,'0'); +SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N') as 'test' from t1; +one two test +1 2 NULL +2 3 NULL +3 4 NULL +5 6 1 +7 8 1 +10 3 NULL +10 5 NULL +10 10 NULL +SELECT one,two from t1 where ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N'); +one two +5 6 +7 8 +SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N' group by one,two) as 'test' from t1; +one two test +1 2 NULL +2 3 NULL +3 4 NULL +5 6 1 +7 8 1 +10 3 NULL +10 5 NULL +10 10 NULL +SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0') as 'test' from t1; +one two test +1 2 0 +2 3 NULL +3 4 0 +5 6 0 +7 8 0 +10 3 NULL +10 5 NULL +10 10 NULL +SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0' group by one,two) as 'test' from t1; +one two test +1 2 0 +2 3 NULL +3 4 0 +5 6 0 +7 8 0 +10 3 NULL +10 5 NULL +10 10 NULL +explain extended SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0') as 'test' from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`one`,`test`.`t1`.`two`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where ((`test`.`t2`.`flag` = '0') and trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`)))) having (trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +explain extended SELECT one,two from t1 where ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = 'N'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 +1 PRIMARY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; FirstMatch(t1) +Warnings: +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`two` = `test`.`t1`.`two`) and (`test`.`t2`.`one` = `test`.`t1`.`one`) and (`test`.`t2`.`flag` = 'N')) +explain extended SELECT one,two,ROW(one,two) IN (SELECT one,two FROM t2 WHERE flag = '0' group by one,two) as 'test' from t1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 8 100.00 +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 9 100.00 Using where; Using temporary +Warnings: +Note 1003 select `test`.`t1`.`one` AS `one`,`test`.`t1`.`two` AS `two`,<expr_cache><`test`.`t1`.`one`,`test`.`t1`.`two`>(<in_optimizer>((`test`.`t1`.`one`,`test`.`t1`.`two`),<exists>(select `test`.`t2`.`one`,`test`.`t2`.`two` from `test`.`t2` where (`test`.`t2`.`flag` = '0') group by `test`.`t2`.`one`,`test`.`t2`.`two` having (trigcond(((<cache>(`test`.`t1`.`one`) = `test`.`t2`.`one`) or isnull(`test`.`t2`.`one`))) and trigcond(((<cache>(`test`.`t1`.`two`) = `test`.`t2`.`two`) or isnull(`test`.`t2`.`two`))) and trigcond(<is_not_null_test>(`test`.`t2`.`one`)) and trigcond(<is_not_null_test>(`test`.`t2`.`two`)))))) AS `test` from `test`.`t1` +DROP TABLE t1,t2; +CREATE TABLE t1 (a char(5), b char(5)); +INSERT INTO t1 VALUES (NULL,'aaa'), ('aaa','aaa'); +SELECT * FROM t1 WHERE (a,b) IN (('aaa','aaa'), ('aaa','bbb')); +a b +aaa aaa +DROP TABLE t1; +CREATE TABLE t1 (a int); +CREATE TABLE t2 (a int, b int); +CREATE TABLE t3 (b int NOT NULL); +INSERT INTO t1 VALUES (1), (2), (3), (4); +INSERT INTO t2 VALUES (1,10), (3,30); +SELECT * FROM t2 LEFT JOIN t3 ON t2.b=t3.b +WHERE t3.b IS NOT NULL OR t2.a > 10; +a b b +SELECT * FROM t1 +WHERE t1.a NOT IN (SELECT a FROM t2 LEFT JOIN t3 ON t2.b=t3.b +WHERE t3.b IS NOT NULL OR t2.a > 10); +a +1 +2 +3 +4 +DROP TABLE t1,t2,t3; +CREATE TABLE t1 (f1 INT); +CREATE TABLE t2 (f2 INT); +INSERT INTO t1 VALUES (1); +SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2); +f1 +1 +SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2 WHERE 1=0); +f1 +1 +INSERT INTO t2 VALUES (1); +INSERT INTO t2 VALUES (2); +SELECT * FROM t1 WHERE f1 > ALL (SELECT f2 FROM t2 WHERE f2=0); +f1 +1 +DROP TABLE t1, t2; +select 1 from dual where 1 < any (select 2); +1 +1 +select 1 from dual where 1 < all (select 2); +1 +1 +select 1 from dual where 2 > any (select 1); +1 +1 +select 1 from dual where 2 > all (select 1); +1 +1 +select 1 from dual where 1 < any (select 2 from dual); +1 +1 +select 1 from dual where 1 < all (select 2 from dual where 1!=1); +1 +1 +create table t1 (s1 char); +insert into t1 values (1),(2); +select * from t1 where (s1 < any (select s1 from t1)); +s1 +1 +select * from t1 where not (s1 < any (select s1 from t1)); +s1 +2 +select * from t1 where (s1 < ALL (select s1+1 from t1)); +s1 +1 +select * from t1 where not(s1 < ALL (select s1+1 from t1)); +s1 +2 +select * from t1 where (s1+1 = ANY (select s1 from t1)); +s1 +1 +select * from t1 where NOT(s1+1 = ANY (select s1 from t1)); +s1 +2 +select * from t1 where (s1 = ALL (select s1/s1 from t1)); +s1 +1 +select * from t1 where NOT(s1 = ALL (select s1/s1 from t1)); +s1 +2 +drop table t1; +create table t1 ( +retailerID varchar(8) NOT NULL, +statusID int(10) unsigned NOT NULL, +changed datetime NOT NULL, +UNIQUE KEY retailerID (retailerID, statusID, changed) +); +INSERT INTO t1 VALUES("0026", "1", "2005-12-06 12:18:56"); +INSERT INTO t1 VALUES("0026", "2", "2006-01-06 12:25:53"); +INSERT INTO t1 VALUES("0037", "1", "2005-12-06 12:18:56"); +INSERT INTO t1 VALUES("0037", "2", "2006-01-06 12:25:53"); +INSERT INTO t1 VALUES("0048", "1", "2006-01-06 12:37:50"); +INSERT INTO t1 VALUES("0059", "1", "2006-01-06 12:37:50"); +select * from t1 r1 +where (r1.retailerID,(r1.changed)) in +(SELECT r2.retailerId,(max(changed)) from t1 r2 +group by r2.retailerId); +retailerID statusID changed +0026 2 2006-01-06 12:25:53 +0037 2 2006-01-06 12:25:53 +0048 1 2006-01-06 12:37:50 +0059 1 2006-01-06 12:37:50 +drop table t1; +create table t1(a int, primary key (a)); +insert into t1 values (10); +create table t2 (a int primary key, b varchar(32), c int, unique key b(c, b)); +insert into t2(a, c, b) values (1,10,'359'), (2,10,'35988'), (3,10,'35989'); +explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r +ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' + ORDER BY t2.c DESC, t2.b DESC LIMIT 1) WHERE t1.a = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where +2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition +SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r +ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' + ORDER BY t2.c DESC, t2.b DESC LIMIT 1) WHERE t1.a = 10; +a a b +10 3 35989 +explain SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r +ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' + ORDER BY t2.c, t2.b LIMIT 1) WHERE t1.a = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system PRIMARY NULL NULL NULL 1 +1 PRIMARY r eq_ref PRIMARY PRIMARY 4 const 1 Using where +2 DEPENDENT SUBQUERY t2 range b b 40 NULL 2 Using index condition +SELECT sql_no_cache t1.a, r.a, r.b FROM t1 LEFT JOIN t2 r +ON r.a = (SELECT t2.a FROM t2 WHERE t2.c = t1.a AND t2.b <= '359899' + ORDER BY t2.c, t2.b LIMIT 1) WHERE t1.a = 10; +a a b +10 1 359 +drop table t1,t2; +CREATE TABLE t1 ( +field1 int NOT NULL, +field2 int NOT NULL, +field3 int NOT NULL, +PRIMARY KEY (field1,field2,field3) +); +CREATE TABLE t2 ( +fieldA int NOT NULL, +fieldB int NOT NULL, +PRIMARY KEY (fieldA,fieldB) +); +INSERT INTO t1 VALUES +(1,1,1), (1,1,2), (1,2,1), (1,2,2), (1,2,3), (1,3,1); +INSERT INTO t2 VALUES (1,1), (1,2), (1,3); +SELECT field1, field2, COUNT(*) +FROM t1 GROUP BY field1, field2; +field1 field2 COUNT(*) +1 1 2 +1 2 3 +1 3 1 +SELECT field1, field2 +FROM t1 +GROUP BY field1, field2 +HAVING COUNT(*) >= ALL (SELECT fieldB +FROM t2 WHERE fieldA = field1); +field1 field2 +1 2 +SELECT field1, field2 +FROM t1 +GROUP BY field1, field2 +HAVING COUNT(*) < ANY (SELECT fieldB +FROM t2 WHERE fieldA = field1); +field1 field2 +1 1 +1 3 +DROP TABLE t1, t2; +CREATE TABLE t1(a int, INDEX (a)); +INSERT INTO t1 VALUES (1), (3), (5), (7); +INSERT INTO t1 VALUES (NULL); +CREATE TABLE t2(a int); +INSERT INTO t2 VALUES (1),(2),(3); +EXPLAIN SELECT a, a IN (SELECT a FROM t1) FROM t2; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 3 +2 DEPENDENT SUBQUERY t1 index_subquery a a 5 func 2 Using index; Full scan on NULL key +SELECT a, a IN (SELECT a FROM t1) FROM t2; +a a IN (SELECT a FROM t1) +1 1 +2 NULL +3 1 +DROP TABLE t1,t2; +CREATE TABLE t1 (a DATETIME); +INSERT INTO t1 VALUES ('1998-09-23'), ('2003-03-25'); +CREATE TABLE t2 AS SELECT +(SELECT a FROM t1 WHERE a < '2000-01-01') AS sub_a +FROM t1 WHERE a > '2000-01-01'; +SHOW CREATE TABLE t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `sub_a` datetime DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +CREATE TABLE t3 AS (SELECT a FROM t1 WHERE a < '2000-01-01') UNION (SELECT a FROM t1 WHERE a > '2000-01-01'); +SHOW CREATE TABLE t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `a` datetime DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +DROP TABLE t1,t2,t3; +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (1), (2); +SELECT a FROM t1 WHERE (SELECT 1 FROM DUAL WHERE 1=0) > 0; +a +SELECT a FROM t1 WHERE (SELECT 1 FROM DUAL WHERE 1=0) IS NULL; +a +1 +2 +EXPLAIN SELECT a FROM t1 WHERE (SELECT 1 FROM DUAL WHERE 1=0) IS NULL; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +DROP TABLE t1; +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (2), (4), (1), (3); +CREATE TABLE t2 (b int, c int); +INSERT INTO t2 VALUES +(2,1), (1,3), (2,1), (4,4), (2,2), (1,4); +SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 2 ); +a +2 +4 +1 +3 +SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 1); +ERROR 21000: Subquery returns more than 1 row +SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 2), a; +a +1 +2 +3 +4 +SELECT a FROM t1 ORDER BY (SELECT c FROM t2 WHERE b > 1), a; +ERROR 21000: Subquery returns more than 1 row +SELECT b, MAX(c) FROM t2 GROUP BY b, (SELECT c FROM t2 WHERE b > 2); +b MAX(c) +1 4 +2 2 +4 4 +SELECT b, MAX(c) FROM t2 GROUP BY b, (SELECT c FROM t2 WHERE b > 1); +ERROR 21000: Subquery returns more than 1 row +SELECT a FROM t1 GROUP BY a +HAVING IFNULL((SELECT b FROM t2 WHERE b > 2), +(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3; +a +1 +2 +3 +4 +SELECT a FROM t1 GROUP BY a +HAVING IFNULL((SELECT b FROM t2 WHERE b > 1), +(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3; +ERROR 21000: Subquery returns more than 1 row +SELECT a FROM t1 GROUP BY a +HAVING IFNULL((SELECT b FROM t2 WHERE b > 4), +(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)) > 3; +a +4 +SELECT a FROM t1 GROUP BY a +HAVING IFNULL((SELECT b FROM t2 WHERE b > 4), +(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)) > 3; +ERROR 21000: Subquery returns more than 1 row +SELECT a FROM t1 +ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 2), +(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); +a +1 +2 +3 +4 +SELECT a FROM t1 +ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 1), +(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)); +ERROR 21000: Subquery returns more than 1 row +SELECT a FROM t1 +ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4), +(SELECT c FROM t2 WHERE c=a AND b > 2 ORDER BY b)); +a +1 +2 +3 +4 +SELECT a FROM t1 +ORDER BY IFNULL((SELECT b FROM t2 WHERE b > 4), +(SELECT c FROM t2 WHERE c=a AND b > 1 ORDER BY b)); +ERROR 21000: Subquery returns more than 1 row +DROP TABLE t1,t2; +create table t1 (df decimal(5,1)); +insert into t1 values(1.1); +insert into t1 values(2.2); +select * from t1 where df <= all (select avg(df) from t1 group by df); +df +1.1 +select * from t1 where df >= all (select avg(df) from t1 group by df); +df +2.2 +drop table t1; +create table t1 (df decimal(5,1)); +insert into t1 values(1.1); +select 1.1 * exists(select * from t1); +1.1 * exists(select * from t1) +1.1 +drop table t1; +CREATE TABLE t1 ( +grp int(11) default NULL, +a decimal(10,2) default NULL); +insert into t1 values (1, 1), (2, 2), (2, 3), (3, 4), (3, 5), (3, 6), (NULL, NULL); +select * from t1; +grp a +1 1.00 +2 2.00 +2 3.00 +3 4.00 +3 5.00 +3 6.00 +NULL NULL +select min(a) from t1 group by grp; +min(a) +NULL +1.00 +2.00 +4.00 +drop table t1; +CREATE table t1 ( c1 integer ); +INSERT INTO t1 VALUES ( 1 ); +INSERT INTO t1 VALUES ( 2 ); +INSERT INTO t1 VALUES ( 3 ); +CREATE TABLE t2 ( c2 integer ); +INSERT INTO t2 VALUES ( 1 ); +INSERT INTO t2 VALUES ( 4 ); +INSERT INTO t2 VALUES ( 5 ); +SELECT * FROM t1 LEFT JOIN t2 ON c1 = c2 WHERE c2 IN (1); +c1 c2 +1 1 +SELECT * FROM t1 LEFT JOIN t2 ON c1 = c2 +WHERE c2 IN ( SELECT c2 FROM t2 WHERE c2 IN ( 1 ) ); +c1 c2 +1 1 +DROP TABLE t1,t2; +CREATE TABLE t1 ( c1 integer ); +INSERT INTO t1 VALUES ( 1 ); +INSERT INTO t1 VALUES ( 2 ); +INSERT INTO t1 VALUES ( 3 ); +INSERT INTO t1 VALUES ( 6 ); +CREATE TABLE t2 ( c2 integer ); +INSERT INTO t2 VALUES ( 1 ); +INSERT INTO t2 VALUES ( 4 ); +INSERT INTO t2 VALUES ( 5 ); +INSERT INTO t2 VALUES ( 6 ); +CREATE TABLE t3 ( c3 integer ); +INSERT INTO t3 VALUES ( 7 ); +INSERT INTO t3 VALUES ( 8 ); +SELECT c1,c2 FROM t1 LEFT JOIN t2 ON c1 = c2 +WHERE EXISTS (SELECT c3 FROM t3 WHERE c2 IS NULL ); +c1 c2 +2 NULL +3 NULL +DROP TABLE t1,t2,t3; +CREATE TABLE `t1` ( +`itemid` bigint(20) unsigned NOT NULL auto_increment, +`sessionid` bigint(20) unsigned default NULL, +`time` int(10) unsigned NOT NULL default '0', +`type` set('A','D','E','F','G','I','L','N','U') collate latin1_general_ci NOT +NULL default '', +`data` text collate latin1_general_ci NOT NULL, +PRIMARY KEY (`itemid`) +) DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci; +INSERT INTO `t1` VALUES (1, 1, 1, 'D', ''); +CREATE TABLE `t2` ( +`sessionid` bigint(20) unsigned NOT NULL auto_increment, +`pid` int(10) unsigned NOT NULL default '0', +`date` int(10) unsigned NOT NULL default '0', +`ip` varchar(15) collate latin1_general_ci NOT NULL default '', +PRIMARY KEY (`sessionid`) +) DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci; +INSERT INTO `t2` VALUES (1, 1, 1, '10.10.10.1'); +SELECT s.ip, count( e.itemid ) FROM `t1` e JOIN t2 s ON s.sessionid = e.sessionid WHERE e.sessionid = ( SELECT sessionid FROM t2 ORDER BY sessionid DESC LIMIT 1 ) GROUP BY s.ip HAVING count( e.itemid ) >0 LIMIT 0 , 30; +ip count( e.itemid ) +10.10.10.1 1 +drop tables t1,t2; +CREATE TABLE t1 (EMPNUM CHAR(3)); +CREATE TABLE t2 (EMPNUM CHAR(3) ); +INSERT INTO t1 VALUES ('E1'),('E2'); +INSERT INTO t2 VALUES ('E1'); +DELETE FROM t1 +WHERE t1.EMPNUM NOT IN +(SELECT t2.EMPNUM +FROM t2 +WHERE t1.EMPNUM = t2.EMPNUM); +select * from t1; +EMPNUM +E1 +DROP TABLE t1,t2; +CREATE TABLE t1(select_id BIGINT, values_id BIGINT); +INSERT INTO t1 VALUES (1, 1); +CREATE TABLE t2 (select_id BIGINT, values_id BIGINT, +PRIMARY KEY(select_id,values_id)); +INSERT INTO t2 VALUES (0, 1), (0, 2), (0, 3), (1, 5); +SELECT values_id FROM t1 +WHERE values_id IN (SELECT values_id FROM t2 +WHERE select_id IN (1, 0)); +values_id +1 +SELECT values_id FROM t1 +WHERE values_id IN (SELECT values_id FROM t2 +WHERE select_id BETWEEN 0 AND 1); +values_id +1 +SELECT values_id FROM t1 +WHERE values_id IN (SELECT values_id FROM t2 +WHERE select_id = 0 OR select_id = 1); +values_id +1 +DROP TABLE t1, t2; +create table t1 (fld enum('0','1')); +insert into t1 values ('1'); +select * from (select max(fld) from t1) as foo; +max(fld) +1 +drop table t1; +CREATE TABLE t1 (a int, b int); +CREATE TABLE t2 (c int, d int); +CREATE TABLE t3 (e int); +INSERT INTO t1 VALUES +(1,10), (2,10), (1,20), (2,20), (3,20), (2,30), (4,40); +INSERT INTO t2 VALUES +(2,10), (2,20), (4,10), (5,10), (3,20), (2,40); +INSERT INTO t3 VALUES (10), (30), (10), (20) ; +SELECT a, MAX(b), MIN(b) FROM t1 GROUP BY a; +a MAX(b) MIN(b) +1 20 10 +2 30 10 +3 20 20 +4 40 40 +SELECT * FROM t2; +c d +2 10 +2 20 +4 10 +5 10 +3 20 +2 40 +SELECT * FROM t3; +e +10 +30 +10 +20 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 WHERE MAX(b)>20); +a +2 +4 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 WHERE MAX(b)<d); +a +2 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 WHERE MAX(b)>d); +a +2 +4 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 +WHERE d >= SOME(SELECT e FROM t3 WHERE MAX(b)=e)); +a +2 +3 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 +WHERE EXISTS(SELECT e FROM t3 WHERE MAX(b)=e AND e <= d)); +a +2 +3 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 +WHERE d > SOME(SELECT e FROM t3 WHERE MAX(b)=e)); +a +2 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 +WHERE EXISTS(SELECT e FROM t3 WHERE MAX(b)=e AND e < d)); +a +2 +SELECT a FROM t1 GROUP BY a +HAVING a IN (SELECT c FROM t2 +WHERE MIN(b) < d AND +EXISTS(SELECT e FROM t3 WHERE MAX(b)=e AND e <= d)); +a +2 +SELECT a, SUM(a) FROM t1 GROUP BY a; +a SUM(a) +1 2 +2 6 +3 3 +4 4 +SELECT a FROM t1 +WHERE EXISTS(SELECT c FROM t2 GROUP BY c HAVING SUM(a) = c) GROUP BY a; +a +3 +4 +SELECT a FROM t1 GROUP BY a +HAVING EXISTS(SELECT c FROM t2 GROUP BY c HAVING SUM(a) = c); +a +1 +3 +4 +SELECT a FROM t1 +WHERE a < 3 AND +EXISTS(SELECT c FROM t2 GROUP BY c HAVING SUM(a) != c) GROUP BY a; +a +1 +2 +SELECT a FROM t1 +WHERE a < 3 AND +EXISTS(SELECT c FROM t2 GROUP BY c HAVING SUM(a) != c); +a +1 +2 +1 +2 +2 +SELECT t1.a FROM t1 GROUP BY t1.a +HAVING t1.a < ALL(SELECT t2.c FROM t2 GROUP BY t2.c +HAVING EXISTS(SELECT t3.e FROM t3 GROUP BY t3.e +HAVING SUM(t1.a+t2.c) < t3.e/4)); +a +1 +2 +SELECT t1.a FROM t1 GROUP BY t1.a +HAVING t1.a > ALL(SELECT t2.c FROM t2 +WHERE EXISTS(SELECT t3.e FROM t3 GROUP BY t3.e +HAVING SUM(t1.a+t2.c) < t3.e/4)); +a +4 +SELECT t1.a FROM t1 GROUP BY t1.a +HAVING t1.a > ALL(SELECT t2.c FROM t2 +WHERE EXISTS(SELECT t3.e FROM t3 +WHERE SUM(t1.a+t2.c) < t3.e/4)); +ERROR HY000: Invalid use of group function +SELECT t1.a from t1 GROUP BY t1.a HAVING AVG(SUM(t1.b)) > 20; +ERROR HY000: Invalid use of group function +SELECT t1.a FROM t1 GROUP BY t1.a +HAVING t1.a IN (SELECT t2.c FROM t2 GROUP BY t2.c +HAVING AVG(t2.c+SUM(t1.b)) > 20); +a +2 +3 +4 +SELECT t1.a FROM t1 GROUP BY t1.a +HAVING t1.a IN (SELECT t2.c FROM t2 GROUP BY t2.c +HAVING AVG(SUM(t1.b)) > 20); +a +2 +4 +SELECT t1.a, SUM(b) AS sum FROM t1 GROUP BY t1.a +HAVING t1.a IN (SELECT t2.c FROM t2 GROUP BY t2.c +HAVING t2.c+sum > 20); +a sum +2 60 +3 20 +4 40 +DROP TABLE t1,t2,t3; +CREATE TABLE t1 (a varchar(5), b varchar(10)); +INSERT INTO t1 VALUES +('AAA', 5), ('BBB', 4), ('BBB', 1), ('CCC', 2), +('CCC', 7), ('AAA', 2), ('AAA', 4), ('BBB', 3), ('AAA', 8); +SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); +a b +BBB 4 +CCC 7 +AAA 8 +EXPLAIN +SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 9 Using temporary +ALTER TABLE t1 ADD INDEX(a); +SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); +a b +BBB 4 +CCC 7 +AAA 8 +EXPLAIN +SELECT * FROM t1 WHERE (a,b) = ANY (SELECT a, max(b) FROM t1 GROUP BY a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 9 Using where +2 DEPENDENT SUBQUERY t1 index NULL a 8 NULL 1 +DROP TABLE t1; +create table t1( f1 int,f2 int); +insert into t1 values (1,1),(2,2); +select tt.t from (select 'crash1' as t, f2 from t1) as tt left join t1 on tt.t = 'crash2' and tt.f2 = t1.f2 where tt.t = 'crash1'; +t +crash1 +crash1 +drop table t1; +create table t1 (c int, key(c)); +insert into t1 values (1142477582), (1142455969); +create table t2 (a int, b int); +insert into t2 values (2, 1), (1, 0); +delete from t1 where c <= 1140006215 and (select b from t2 where a = 2) = 1; +drop table t1, t2; +CREATE TABLE t1 (a INT); +CREATE VIEW v1 AS SELECT * FROM t1 WHERE no_such_column = ANY (SELECT 1); +ERROR 42S22: Unknown column 'no_such_column' in 'where clause' +CREATE VIEW v2 AS SELECT * FROM t1 WHERE no_such_column = (SELECT 1); +ERROR 42S22: Unknown column 'no_such_column' in 'where clause' +SELECT * FROM t1 WHERE no_such_column = ANY (SELECT 1); +ERROR 42S22: Unknown column 'no_such_column' in 'IN/ALL/ANY subquery' +DROP TABLE t1; +create table t1 (i int, j bigint); +insert into t1 values (1, 2), (2, 2), (3, 2); +select * from (select min(i) from t1 where j=(select * from (select min(j) from t1) t2)) t3; +min(i) +1 +drop table t1; +CREATE TABLE t1 (i BIGINT UNSIGNED); +INSERT INTO t1 VALUES (10000000000000000000); +INSERT INTO t1 VALUES (1); +CREATE TABLE t2 (i BIGINT UNSIGNED); +INSERT INTO t2 VALUES (10000000000000000000); +INSERT INTO t2 VALUES (1); +/* simple test */ +SELECT t1.i FROM t1 JOIN t2 ON t1.i = t2.i; +i +10000000000000000000 +1 +/* subquery test */ +SELECT t1.i FROM t1 WHERE t1.i = (SELECT MAX(i) FROM t2); +i +10000000000000000000 +/* subquery test with cast*/ +SELECT t1.i FROM t1 WHERE t1.i = CAST((SELECT MAX(i) FROM t2) AS UNSIGNED); +i +10000000000000000000 +DROP TABLE t1; +DROP TABLE t2; +CREATE TABLE t1 ( +id bigint(20) unsigned NOT NULL auto_increment, +name varchar(255) NOT NULL, +PRIMARY KEY (id) +); +INSERT INTO t1 VALUES +(1, 'Balazs'), (2, 'Joe'), (3, 'Frank'); +CREATE TABLE t2 ( +id bigint(20) unsigned NOT NULL auto_increment, +mid bigint(20) unsigned NOT NULL, +date date NOT NULL, +PRIMARY KEY (id) +); +INSERT INTO t2 VALUES +(1, 1, '2006-03-30'), (2, 2, '2006-04-06'), (3, 3, '2006-04-13'), +(4, 2, '2006-04-20'), (5, 1, '2006-05-01'); +SELECT *, +(SELECT date FROM t2 WHERE mid = t1.id +ORDER BY date DESC LIMIT 0, 1) AS date_last, +(SELECT date FROM t2 WHERE mid = t1.id +ORDER BY date DESC LIMIT 3, 1) AS date_next_to_last +FROM t1; +id name date_last date_next_to_last +1 Balazs 2006-05-01 NULL +2 Joe 2006-04-20 NULL +3 Frank 2006-04-13 NULL +SELECT *, +(SELECT COUNT(*) FROM t2 WHERE mid = t1.id +ORDER BY date DESC LIMIT 1, 1) AS date_count +FROM t1; +id name date_count +1 Balazs NULL +2 Joe NULL +3 Frank NULL +SELECT *, +(SELECT date FROM t2 WHERE mid = t1.id +ORDER BY date DESC LIMIT 0, 1) AS date_last, +(SELECT date FROM t2 WHERE mid = t1.id +ORDER BY date DESC LIMIT 1, 1) AS date_next_to_last +FROM t1; +id name date_last date_next_to_last +1 Balazs 2006-05-01 2006-03-30 +2 Joe 2006-04-20 2006-04-06 +3 Frank 2006-04-13 NULL +DROP TABLE t1,t2; +CREATE TABLE t1 ( +i1 int(11) NOT NULL default '0', +i2 int(11) NOT NULL default '0', +t datetime NOT NULL default '0000-00-00 00:00:00', +PRIMARY KEY (i1,i2,t) +); +INSERT INTO t1 VALUES +(24,1,'2005-03-03 16:31:31'),(24,1,'2005-05-27 12:40:07'), +(24,1,'2005-05-27 12:40:08'),(24,1,'2005-05-27 12:40:10'), +(24,1,'2005-05-27 12:40:25'),(24,1,'2005-05-27 12:40:30'), +(24,2,'2005-03-03 13:43:05'),(24,2,'2005-03-03 16:23:31'), +(24,2,'2005-03-03 16:31:30'),(24,2,'2005-05-27 12:37:02'), +(24,2,'2005-05-27 12:40:06'); +CREATE TABLE t2 ( +i1 int(11) NOT NULL default '0', +i2 int(11) NOT NULL default '0', +t datetime default NULL, +PRIMARY KEY (i1) +); +INSERT INTO t2 VALUES (24,1,'2006-06-20 12:29:40'); +EXPLAIN +SELECT * FROM t1,t2 +WHERE t1.t = (SELECT t1.t FROM t1 +WHERE t1.t < t2.t AND t1.i2=1 AND t2.i1=t1.i1 +ORDER BY t1.t DESC LIMIT 1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 +1 PRIMARY t1 index NULL PRIMARY 16 NULL 11 Using where; Using index +2 DEPENDENT SUBQUERY t1 range PRIMARY PRIMARY 16 NULL 5 Using where; Using index +SELECT * FROM t1,t2 +WHERE t1.t = (SELECT t1.t FROM t1 +WHERE t1.t < t2.t AND t1.i2=1 AND t2.i1=t1.i1 +ORDER BY t1.t DESC LIMIT 1); +i1 i2 t i1 i2 t +24 1 2005-05-27 12:40:30 24 1 2006-06-20 12:29:40 +DROP TABLE t1, t2; +CREATE TABLE t1 (i INT); +(SELECT i FROM t1) UNION (SELECT i FROM t1); +i +SELECT sql_no_cache * FROM t1 WHERE NOT EXISTS +( +(SELECT i FROM t1) UNION +(SELECT i FROM t1) +); +i +SELECT * FROM t1 +WHERE NOT EXISTS (((SELECT i FROM t1) UNION (SELECT i FROM t1))); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION (SELECT i FROM t1)))' at line 2 +explain select ((select t11.i from t1 t11) union (select t12.i from t1 t12)) +from t1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'union (select t12.i from t1 t12)) +from t1' at line 1 +explain select * from t1 where not exists +((select t11.i from t1 t11) union (select t12.i from t1 t12)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 SUBQUERY t11 system NULL NULL NULL NULL 0 const row not found +3 UNION t12 system NULL NULL NULL NULL 0 const row not found +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL +DROP TABLE t1; +CREATE TABLE t1 (a VARCHAR(250), b INT auto_increment, PRIMARY KEY (b)); +insert into t1 (a) values (FLOOR(rand() * 100)); +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +insert into t1 (a) select FLOOR(rand() * 100) from t1; +SELECT a, +(SELECT REPEAT(' ',250) FROM t1 i1 +WHERE i1.b=t1.a ORDER BY RAND() LIMIT 1) AS a +FROM t1 ORDER BY a LIMIT 5; +a a +0 NULL +0 NULL +0 NULL +0 NULL +0 NULL +DROP TABLE t1; +CREATE TABLE t1 (a INT, b INT); +CREATE TABLE t2 (a INT); +INSERT INTO t2 values (1); +INSERT INTO t1 VALUES (1,1),(1,2),(2,3),(3,4); +SELECT (SELECT COUNT(DISTINCT t1.b) from t2) FROM t1 GROUP BY t1.a; +(SELECT COUNT(DISTINCT t1.b) from t2) +2 +1 +1 +SELECT (SELECT COUNT(DISTINCT t1.b) from t2 union select 1 from t2 where 12 < 3) +FROM t1 GROUP BY t1.a; +(SELECT COUNT(DISTINCT t1.b) from t2 union select 1 from t2 where 12 < 3) +2 +1 +1 +SELECT COUNT(DISTINCT t1.b), (SELECT COUNT(DISTINCT t1.b)) FROM t1 GROUP BY t1.a; +COUNT(DISTINCT t1.b) (SELECT COUNT(DISTINCT t1.b)) +2 2 +1 1 +1 1 +SELECT COUNT(DISTINCT t1.b), +(SELECT COUNT(DISTINCT t1.b) union select 1 from DUAL where 12 < 3) +FROM t1 GROUP BY t1.a; +COUNT(DISTINCT t1.b) (SELECT COUNT(DISTINCT t1.b) union select 1 from DUAL where 12 < 3) +2 2 +1 1 +1 1 +SELECT ( +SELECT ( +SELECT COUNT(DISTINCT t1.b) +) +) +FROM t1 GROUP BY t1.a; +( +SELECT ( +SELECT COUNT(DISTINCT t1.b) +) +) +2 +1 +1 +SELECT ( +SELECT ( +SELECT ( +SELECT COUNT(DISTINCT t1.b) +) +) +FROM t1 GROUP BY t1.a LIMIT 1) +FROM t1 t2 +GROUP BY t2.a; +( +SELECT ( +SELECT ( +SELECT COUNT(DISTINCT t1.b) +) +) +FROM t1 GROUP BY t1.a LIMIT 1) +2 +2 +2 +DROP TABLE t1,t2; +CREATE TABLE t1 (a int, b int, PRIMARY KEY (b)); +CREATE TABLE t2 (x int auto_increment, y int, z int, +PRIMARY KEY (x), FOREIGN KEY (y) REFERENCES t1 (b)); +create table t3 (a int); +insert into t3 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +insert into t1 select RAND()*1000, A.a + 10*(B.a+10*(C.a+10*D.a)) +from t3 A, t3 B, t3 C, t3 D where D.a<3; +insert into t2(y,z) select t1.b, RAND()*1000 from t1, t3; +SET SESSION sort_buffer_size = 32 * 1024; +SELECT SQL_NO_CACHE COUNT(*) +FROM (SELECT a, b, (SELECT x FROM t2 WHERE y=b ORDER BY z DESC LIMIT 1) c +FROM t1) t; +COUNT(*) +3000 +SET SESSION sort_buffer_size = 8 * 1024 * 1024; +SELECT SQL_NO_CACHE COUNT(*) +FROM (SELECT a, b, (SELECT x FROM t2 WHERE y=b ORDER BY z DESC LIMIT 1) c +FROM t1) t; +COUNT(*) +3000 +DROP TABLE t1,t2,t3; +CREATE TABLE t1 (id char(4) PRIMARY KEY, c int); +CREATE TABLE t2 (c int); +INSERT INTO t1 VALUES ('aa', 1); +INSERT INTO t2 VALUES (1); +SELECT * FROM t1 +WHERE EXISTS (SELECT c FROM t2 WHERE c=1 +UNION +SELECT c from t2 WHERE c=t1.c); +id c +aa 1 +INSERT INTO t1 VALUES ('bb', 2), ('cc', 3), ('dd',1); +SELECT * FROM t1 +WHERE EXISTS (SELECT c FROM t2 WHERE c=1 +UNION +SELECT c from t2 WHERE c=t1.c); +id c +aa 1 +bb 2 +cc 3 +dd 1 +INSERT INTO t2 VALUES (2); +CREATE TABLE t3 (c int); +INSERT INTO t3 VALUES (1); +SELECT * FROM t1 +WHERE EXISTS (SELECT t2.c FROM t2 JOIN t3 ON t2.c=t3.c WHERE t2.c=1 +UNION +SELECT c from t2 WHERE c=t1.c); +id c +aa 1 +bb 2 +cc 3 +dd 1 +DROP TABLE t1,t2,t3; +CREATE TABLE t1(f1 int); +CREATE TABLE t2(f2 int, f21 int, f3 timestamp); +INSERT INTO t1 VALUES (1),(1),(2),(2); +INSERT INTO t2 VALUES (1,1,"2004-02-29 11:11:11"), (2,2,"2004-02-29 11:11:11"); +SELECT ((SELECT f2 FROM t2 WHERE f21=f1 LIMIT 1) * COUNT(f1)) AS sq FROM t1 GROUP BY f1; +sq +2 +4 +SELECT (SELECT SUM(1) FROM t2 ttt GROUP BY t2.f3 LIMIT 1) AS tt FROM t2; +tt +2 +2 +PREPARE stmt1 FROM 'SELECT ((SELECT f2 FROM t2 WHERE f21=f1 LIMIT 1) * COUNT(f1)) AS sq FROM t1 GROUP BY f1'; +EXECUTE stmt1; +sq +2 +4 +EXECUTE stmt1; +sq +2 +4 +DEALLOCATE PREPARE stmt1; +SELECT f2, AVG(f21), +(SELECT t.f3 FROM t2 AS t WHERE t2.f2=t.f2 AND t.f3=MAX(t2.f3)) AS test +FROM t2 GROUP BY f2; +f2 AVG(f21) test +1 1.0000 2004-02-29 11:11:11 +2 2.0000 2004-02-29 11:11:11 +DROP TABLE t1,t2; +CREATE TABLE t1 (a int, b INT, c CHAR(10) NOT NULL); +INSERT INTO t1 VALUES +(1,1,'a'), (1,2,'b'), (1,3,'c'), (1,4,'d'), (1,5,'e'), +(2,1,'f'), (2,2,'g'), (2,3,'h'), (3,4,'i'), (3,3,'j'), +(3,2,'k'), (3,1,'l'), (1,9,'m'); +SELECT a, MAX(b), +(SELECT t.c FROM t1 AS t WHERE t1.a=t.a AND t.b=MAX(t1.b)) AS test +FROM t1 GROUP BY a; +a MAX(b) test +1 9 m +2 3 h +3 4 i +DROP TABLE t1; +DROP TABLE IF EXISTS t1; +DROP TABLE IF EXISTS t2; +DROP TABLE IF EXISTS t1xt2; +CREATE TABLE t1 ( +id_1 int(5) NOT NULL, +t varchar(4) DEFAULT NULL +); +CREATE TABLE t2 ( +id_2 int(5) NOT NULL, +t varchar(4) DEFAULT NULL +); +CREATE TABLE t1xt2 ( +id_1 int(5) NOT NULL, +id_2 int(5) NOT NULL +); +INSERT INTO t1 VALUES (1, 'a'), (2, 'b'), (3, 'c'), (4, 'd'); +INSERT INTO t2 VALUES (2, 'bb'), (3, 'cc'), (4, 'dd'), (12, 'aa'); +INSERT INTO t1xt2 VALUES (2, 2), (3, 3), (4, 4); +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)); +id_1 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))); +id_1 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)))); +id_1 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)); +id_1 +1 +2 +3 +4 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 where t1.id_1 = t1xt2.id_1))); +id_1 +1 +2 +3 +4 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 where t1.id_1 = t1xt2.id_1)))); +id_1 +1 +2 +3 +4 +insert INTO t1xt2 VALUES (1, 12); +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)); +id_1 +1 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))); +id_1 +1 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)))); +id_1 +1 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)); +id_1 +2 +3 +4 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))); +id_1 +2 +3 +4 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)))); +id_1 +2 +3 +4 +insert INTO t1xt2 VALUES (2, 12); +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)); +id_1 +1 +2 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))); +id_1 +1 +2 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)))); +id_1 +1 +2 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN (SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)); +id_1 +3 +4 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN ((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1))); +id_1 +3 +4 +SELECT DISTINCT t1.id_1 FROM t1 WHERE +(12 NOT IN (((SELECT t1xt2.id_2 FROM t1xt2 WHERE t1.id_1 = t1xt2.id_1)))); +id_1 +3 +4 +DROP TABLE t1; +DROP TABLE t2; +DROP TABLE t1xt2; +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (3), (1), (2); +SELECT 'this is ' 'a test.' AS col1, a AS col2 FROM t1; +col1 col2 +this is a test. 3 +this is a test. 1 +this is a test. 2 +SELECT * FROM (SELECT 'this is ' 'a test.' AS col1, a AS t2 FROM t1) t; +col1 t2 +this is a test. 3 +this is a test. 1 +this is a test. 2 +DROP table t1; +CREATE TABLE t1 (a int, b int); +CREATE TABLE t2 (m int, n int); +INSERT INTO t1 VALUES (2,2), (2,2), (3,3), (3,3), (3,3), (4,4); +INSERT INTO t2 VALUES (1,11), (2,22), (3,32), (4,44), (4,44); +SELECT COUNT(*), a, +(SELECT m FROM t2 WHERE m = count(*) LIMIT 1) +FROM t1 GROUP BY a; +COUNT(*) a (SELECT m FROM t2 WHERE m = count(*) LIMIT 1) +2 2 2 +3 3 3 +1 4 1 +SELECT COUNT(*), a, +(SELECT MIN(m) FROM t2 WHERE m = count(*)) +FROM t1 GROUP BY a; +COUNT(*) a (SELECT MIN(m) FROM t2 WHERE m = count(*)) +2 2 2 +3 3 3 +1 4 1 +SELECT COUNT(*), a +FROM t1 GROUP BY a +HAVING (SELECT MIN(m) FROM t2 WHERE m = count(*)) > 1; +COUNT(*) a +2 2 +3 3 +DROP TABLE t1,t2; +CREATE TABLE t1 (a int, b int); +CREATE TABLE t2 (m int, n int); +INSERT INTO t1 VALUES (2,2), (2,2), (3,3), (3,3), (3,3), (4,4); +INSERT INTO t2 VALUES (1,11), (2,22), (3,32), (4,44), (4,44); +SELECT COUNT(*) c, a, +(SELECT GROUP_CONCAT(COUNT(a)) FROM t2 WHERE m = a) +FROM t1 GROUP BY a; +c a (SELECT GROUP_CONCAT(COUNT(a)) FROM t2 WHERE m = a) +2 2 2 +3 3 3 +1 4 1,1 +SELECT COUNT(*) c, a, +(SELECT GROUP_CONCAT(COUNT(a)+1) FROM t2 WHERE m = a) +FROM t1 GROUP BY a; +c a (SELECT GROUP_CONCAT(COUNT(a)+1) FROM t2 WHERE m = a) +2 2 3 +3 3 4 +1 4 2,2 +DROP table t1,t2; +CREATE TABLE t1 (a int, b INT, d INT, c CHAR(10) NOT NULL, PRIMARY KEY (a, b)); +INSERT INTO t1 VALUES (1,1,0,'a'), (1,2,0,'b'), (1,3,0,'c'), (1,4,0,'d'), +(1,5,0,'e'), (2,1,0,'f'), (2,2,0,'g'), (2,3,0,'h'), (3,4,0,'i'), (3,3,0,'j'), +(3,2,0,'k'), (3,1,0,'l'), (1,9,0,'m'), (1,0,10,'n'), (2,0,5,'o'), (3,0,7,'p'); +SELECT a, MAX(b), +(SELECT t.c FROM t1 AS t WHERE t1.a=t.a AND t.b=MAX(t1.b + 0)) as test +FROM t1 GROUP BY a; +a MAX(b) test +1 9 m +2 3 h +3 4 i +SELECT a x, MAX(b), +(SELECT t.c FROM t1 AS t WHERE x=t.a AND t.b=MAX(t1.b + 0)) as test +FROM t1 GROUP BY a; +x MAX(b) test +1 9 m +2 3 h +3 4 i +SELECT a, AVG(b), +(SELECT t.c FROM t1 AS t WHERE t1.a=t.a AND t.b=AVG(t1.b)) AS test +FROM t1 WHERE t1.d=0 GROUP BY a; +a AVG(b) test +1 4.0000 d +2 2.0000 g +3 2.5000 NULL +SELECT tt.a, +(SELECT (SELECT c FROM t1 as t WHERE t1.a=t.a AND t.d=MAX(t1.b + tt.a) +LIMIT 1) FROM t1 WHERE t1.a=tt.a GROUP BY a LIMIT 1) as test +FROM t1 as tt; +a test +1 n +1 n +1 n +1 n +1 n +1 n +1 n +2 o +2 o +2 o +2 o +3 p +3 p +3 p +3 p +3 p +SELECT tt.a, +(SELECT (SELECT t.c FROM t1 AS t WHERE t1.a=t.a AND t.d=MAX(t1.b + tt.a) +LIMIT 1) +FROM t1 WHERE t1.a=tt.a GROUP BY a LIMIT 1) as test +FROM t1 as tt GROUP BY tt.a; +a test +1 n +2 o +3 p +SELECT tt.a, MAX( +(SELECT (SELECT t.c FROM t1 AS t WHERE t1.a=t.a AND t.d=MAX(t1.b + tt.a) +LIMIT 1) +FROM t1 WHERE t1.a=tt.a GROUP BY a LIMIT 1)) as test +FROM t1 as tt GROUP BY tt.a; +a test +1 n +2 o +3 p +DROP TABLE t1; +CREATE TABLE t1 (a int, b int); +INSERT INTO t1 VALUES (2,22),(1,11),(2,22); +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 0 GROUP BY a; +a +1 +2 +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 1 GROUP BY a; +a +SELECT a FROM t1 t0 +WHERE (SELECT COUNT(t0.b) FROM t1 t WHERE t.b>20) GROUP BY a; +a +1 +2 +SET @@sql_mode='ansi'; +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 0 GROUP BY a; +ERROR HY000: Invalid use of group function +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 1 GROUP BY a; +ERROR HY000: Invalid use of group function +SELECT a FROM t1 t0 +WHERE (SELECT COUNT(t0.b) FROM t1 t WHERE t.b>20) GROUP BY a; +ERROR HY000: Invalid use of group function +SET @@sql_mode=default; +DROP TABLE t1; +CREATE TABLE t1 (a INT); +INSERT INTO t1 values (1),(1),(1),(1); +CREATE TABLE t2 (x INT); +INSERT INTO t1 values (1000),(1001),(1002); +SELECT SUM( (SELECT COUNT(a) FROM t2) ) FROM t1; +ERROR HY000: Invalid use of group function +SELECT SUM( (SELECT SUM(COUNT(a)) FROM t2) ) FROM t1; +ERROR HY000: Invalid use of group function +SELECT COUNT(1) FROM DUAL; +COUNT(1) +1 +SELECT SUM( (SELECT AVG( (SELECT t1.a FROM t2) ) FROM DUAL) ) FROM t1; +ERROR HY000: Invalid use of group function +SELECT +SUM( (SELECT AVG( (SELECT COUNT(*) FROM t1 t HAVING t1.a < 12) ) FROM t2) ) +FROM t1; +ERROR HY000: Invalid use of group function +SELECT t1.a as XXA, +SUM( (SELECT AVG( (SELECT COUNT(*) FROM t1 t HAVING XXA < 12) ) FROM t2) ) +FROM t1; +ERROR HY000: Invalid use of group function +DROP TABLE t1,t2; +CREATE TABLE t1 (a int, b int, KEY (a)); +INSERT INTO t1 VALUES (1,1),(2,1); +EXPLAIN SELECT 1 FROM t1 WHERE a = (SELECT COUNT(*) FROM t1 GROUP BY b); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ref a a 5 const 0 Using where; Using index +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort +DROP TABLE t1; +CREATE TABLE t1 (id int NOT NULL, st CHAR(2), INDEX idx(id)); +INSERT INTO t1 VALUES +(3,'FL'), (2,'GA'), (4,'FL'), (1,'GA'), (5,'NY'), (7,'FL'), (6,'NY'); +CREATE TABLE t2 (id int NOT NULL, INDEX idx(id)); +INSERT INTO t2 VALUES (7), (5), (1), (3); +SELECT id, st FROM t1 +WHERE st IN ('GA','FL') AND EXISTS(SELECT 1 FROM t2 WHERE t2.id=t1.id); +id st +3 FL +1 GA +7 FL +SELECT id, st FROM t1 +WHERE st IN ('GA','FL') AND EXISTS(SELECT 1 FROM t2 WHERE t2.id=t1.id) +GROUP BY id; +id st +1 GA +3 FL +7 FL +SELECT id, st FROM t1 +WHERE st IN ('GA','FL') AND NOT EXISTS(SELECT 1 FROM t2 WHERE t2.id=t1.id); +id st +2 GA +4 FL +SELECT id, st FROM t1 +WHERE st IN ('GA','FL') AND NOT EXISTS(SELECT 1 FROM t2 WHERE t2.id=t1.id) +GROUP BY id; +id st +2 GA +4 FL +DROP TABLE t1,t2; +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (1), (2); +EXPLAIN EXTENDED +SELECT * FROM (SELECT count(*) FROM t1 GROUP BY a) as res; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +Warnings: +Note 1003 select `res`.`count(*)` AS `count(*)` from (select count(0) AS `count(*)` from `test`.`t1` group by `test`.`t1`.`a`) `res` +DROP TABLE t1; +CREATE TABLE t1 ( +a varchar(255) default NULL, +b timestamp NOT NULL default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP, +INDEX idx(a,b) +); +CREATE TABLE t2 ( +a varchar(255) default NULL +); +INSERT INTO t1 VALUES ('abcdefghijk','2007-05-07 06:00:24'); +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO t1 SELECT * FROM t1; +INSERT INTO `t1` VALUES ('asdf','2007-02-08 01:11:26'); +INSERT INTO `t2` VALUES ('abcdefghijk'); +INSERT INTO `t2` VALUES ('asdf'); +SET session sort_buffer_size=8192; +SELECT (SELECT 1 FROM t1 WHERE t1.a=t2.a ORDER BY t1.b LIMIT 1) AS d1 FROM t2; +d1 +1 +1 +DROP TABLE t1,t2; +CREATE TABLE t1 (a INTEGER, b INTEGER); +CREATE TABLE t2 (x INTEGER); +INSERT INTO t1 VALUES (1,11), (2,22), (2,22); +INSERT INTO t2 VALUES (1), (2); +SELECT a, COUNT(b), (SELECT COUNT(b) FROM t2) FROM t1 GROUP BY a; +ERROR 21000: Subquery returns more than 1 row +SELECT a, COUNT(b), (SELECT COUNT(b)+0 FROM t2) FROM t1 GROUP BY a; +ERROR 21000: Subquery returns more than 1 row +SELECT (SELECT SUM(t1.a)/AVG(t2.x) FROM t2) FROM t1; +(SELECT SUM(t1.a)/AVG(t2.x) FROM t2) +3.3333 +DROP TABLE t1,t2; +CREATE TABLE t1 (a INT, b INT); +INSERT INTO t1 VALUES (1, 2), (1,3), (1,4), (2,1), (2,2); +SELECT a1.a, COUNT(*) FROM t1 a1 WHERE a1.a = 1 +AND EXISTS( SELECT a2.a FROM t1 a2 WHERE a2.a = a1.a) +GROUP BY a1.a; +a COUNT(*) +1 3 +DROP TABLE t1; +CREATE TABLE t1 (a INT); +CREATE TABLE t2 (a INT); +INSERT INTO t1 VALUES (1),(2); +INSERT INTO t2 VALUES (1),(2); +SELECT (SELECT SUM(t1.a) FROM t2 WHERE a=0) FROM t1; +(SELECT SUM(t1.a) FROM t2 WHERE a=0) +NULL +SELECT (SELECT SUM(t1.a) FROM t2 WHERE a!=0) FROM t1; +ERROR 21000: Subquery returns more than 1 row +SELECT (SELECT SUM(t1.a) FROM t2 WHERE a=1) FROM t1; +(SELECT SUM(t1.a) FROM t2 WHERE a=1) +3 +DROP TABLE t1,t2; +CREATE TABLE t1 (a1 INT, a2 INT); +CREATE TABLE t2 (b1 INT, b2 INT); +INSERT INTO t1 VALUES (100, 200); +INSERT INTO t1 VALUES (101, 201); +INSERT INTO t2 VALUES (101, 201); +INSERT INTO t2 VALUES (103, 203); +SELECT ((a1,a2) IN (SELECT * FROM t2 WHERE b2 > 0)) IS NULL FROM t1; +((a1,a2) IN (SELECT * FROM t2 WHERE b2 > 0)) IS NULL +0 +0 +DROP TABLE t1, t2; +CREATE TABLE t1 (s1 BINARY(5), s2 VARBINARY(5)); +INSERT INTO t1 VALUES (0x41,0x41), (0x42,0x42), (0x43,0x43); +SELECT s1, s2 FROM t1 WHERE s2 IN (SELECT s1 FROM t1); +s1 s2 +SELECT s1, s2 FROM t1 WHERE (s2, 10) IN (SELECT s1, 10 FROM t1); +s1 s2 +CREATE INDEX I1 ON t1 (s1); +CREATE INDEX I2 ON t1 (s2); +SELECT s1, s2 FROM t1 WHERE s2 IN (SELECT s1 FROM t1); +s1 s2 +SELECT s1, s2 FROM t1 WHERE (s2, 10) IN (SELECT s1, 10 FROM t1); +s1 s2 +TRUNCATE t1; +INSERT INTO t1 VALUES (0x41,0x41); +SELECT * FROM t1 WHERE s1 = (SELECT s2 FROM t1); +s1 s2 +DROP TABLE t1; +CREATE TABLE t1 (a1 VARBINARY(2) NOT NULL DEFAULT '0', PRIMARY KEY (a1)); +CREATE TABLE t2 (a2 BINARY(2) default '0', INDEX (a2)); +CREATE TABLE t3 (a3 BINARY(2) default '0'); +INSERT INTO t1 VALUES (1),(2),(3),(4); +INSERT INTO t2 VALUES (1),(2),(3); +INSERT INTO t3 VALUES (1),(2),(3); +SELECT LEFT(t2.a2, 1) FROM t2,t3 WHERE t3.a3=t2.a2; +LEFT(t2.a2, 1) +1 +2 +3 +SELECT t1.a1, t1.a1 in (SELECT t2.a2 FROM t2,t3 WHERE t3.a3=t2.a2) FROM t1; +a1 t1.a1 in (SELECT t2.a2 FROM t2,t3 WHERE t3.a3=t2.a2) +1 0 +2 0 +3 0 +4 0 +DROP TABLE t1,t2,t3; +CREATE TABLE t1 (a1 BINARY(3) PRIMARY KEY, b1 VARBINARY(3)); +CREATE TABLE t2 (a2 VARBINARY(3) PRIMARY KEY); +CREATE TABLE t3 (a3 VARBINARY(3) PRIMARY KEY); +INSERT INTO t1 VALUES (1,10), (2,20), (3,30), (4,40); +INSERT INTO t2 VALUES (2), (3), (4), (5); +INSERT INTO t3 VALUES (10), (20), (30); +SELECT LEFT(t1.a1,1) FROM t1,t3 WHERE t1.b1=t3.a3; +LEFT(t1.a1,1) +1 +2 +3 +SELECT a2 FROM t2 WHERE t2.a2 IN (SELECT t1.a1 FROM t1,t3 WHERE t1.b1=t3.a3); +a2 +DROP TABLE t1, t2, t3; +CREATE TABLE t1 (a CHAR(1), b VARCHAR(10)); +INSERT INTO t1 VALUES ('a', 'aa'); +INSERT INTO t1 VALUES ('a', 'aaa'); +SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); +a b +CREATE INDEX I1 ON t1 (a); +CREATE INDEX I2 ON t1 (b); +EXPLAIN SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t1 ref I1 I1 2 test.t1.b 2 Using where; Using index; FirstMatch(t1) +SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1); +a b +CREATE TABLE t2 (a VARCHAR(1), b VARCHAR(10)); +INSERT INTO t2 SELECT * FROM t1; +CREATE INDEX I1 ON t2 (a); +CREATE INDEX I2 ON t2 (b); +EXPLAIN SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t2 ref I1 I1 4 test.t2.b 2 Using where; Using index; FirstMatch(t2) +SELECT a,b FROM t2 WHERE b IN (SELECT a FROM t2); +a b +EXPLAIN +SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL I2 NULL NULL NULL 2 Using where +1 PRIMARY t1 ref I1 I1 2 test.t1.b 2 Using where; Using index; FirstMatch(t1) +SELECT a,b FROM t1 WHERE b IN (SELECT a FROM t1 WHERE LENGTH(a)<500); +a b +DROP TABLE t1,t2; +CREATE TABLE t1(a INT, b INT); +INSERT INTO t1 VALUES (1,1), (1,2), (2,3), (2,4); +EXPLAIN +SELECT a AS out_a, MIN(b) FROM t1 +WHERE b > (SELECT MIN(b) FROM t1 WHERE a = out_a) +GROUP BY a; +ERROR 42S22: Unknown column 'out_a' in 'where clause' +SELECT a AS out_a, MIN(b) FROM t1 +WHERE b > (SELECT MIN(b) FROM t1 WHERE a = out_a) +GROUP BY a; +ERROR 42S22: Unknown column 'out_a' in 'where clause' +EXPLAIN +SELECT a AS out_a, MIN(b) FROM t1 t1_outer +WHERE b > (SELECT MIN(b) FROM t1 WHERE a = t1_outer.a) +GROUP BY a; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1_outer ALL NULL NULL NULL NULL 4 Using where; Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 4 Using where +SELECT a AS out_a, MIN(b) FROM t1 t1_outer +WHERE b > (SELECT MIN(b) FROM t1 WHERE a = t1_outer.a) +GROUP BY a; +out_a MIN(b) +1 2 +2 4 +DROP TABLE t1; +CREATE TABLE t1 (a INT); +CREATE TABLE t2 (a INT); +INSERT INTO t1 VALUES (1),(2); +INSERT INTO t2 VALUES (1),(2); +SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a)); +2 +2 +2 +EXPLAIN EXTENDED +SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 +Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists(select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`))) +EXPLAIN EXTENDED +SELECT 2 FROM t1 WHERE EXISTS ((SELECT 1 FROM t2 WHERE t1.a=t2.a) UNION +(SELECT 1 FROM t2 WHERE t1.a = t2.a)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 2 100.00 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 +Note 1276 Field or reference 'test.t1.a' of SELECT #3 was resolved in SELECT #1 +Note 1003 select 2 AS `2` from `test`.`t1` where <expr_cache><`test`.`t1`.`a`>(exists((select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)) union (select 1 from `test`.`t2` where (`test`.`t1`.`a` = `test`.`t2`.`a`)))) +DROP TABLE t1,t2; +create table t0(a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1(f11 int, f12 int); +create table t2(f21 int unsigned not null, f22 int, f23 varchar(10)); +insert into t1 values(1,1),(2,2), (3, 3); +insert into t2 +select -1 , (@a:=(A.a + 10 * (B.a + 10 * (C.a+10*D.a))))/5000 + 1, @a +from t0 A, t0 B, t0 C, t0 D; +set session sort_buffer_size= 33*1024; +select count(*) from t1 where f12 = +(select f22 from t2 where f22 = f12 order by f21 desc, f22, f23 limit 1); +count(*) +3 +drop table t0,t1,t2; +CREATE TABLE t4 ( +f7 varchar(32) collate utf8_bin NOT NULL default '', +f10 varchar(32) collate utf8_bin default NULL, +PRIMARY KEY (f7) +); +INSERT INTO t4 VALUES(1,1), (2,null); +CREATE TABLE t2 ( +f4 varchar(32) collate utf8_bin NOT NULL default '', +f2 varchar(50) collate utf8_bin default NULL, +f3 varchar(10) collate utf8_bin default NULL, +PRIMARY KEY (f4), +UNIQUE KEY uk1 (f2) +); +INSERT INTO t2 VALUES(1,1,null), (2,2,null); +CREATE TABLE t1 ( +f8 varchar(32) collate utf8_bin NOT NULL default '', +f1 varchar(10) collate utf8_bin default NULL, +f9 varchar(32) collate utf8_bin default NULL, +PRIMARY KEY (f8) +); +INSERT INTO t1 VALUES (1,'P',1), (2,'P',1), (3,'R',2); +CREATE TABLE t3 ( +f6 varchar(32) collate utf8_bin NOT NULL default '', +f5 varchar(50) collate utf8_bin default NULL, +PRIMARY KEY (f6) +); +INSERT INTO t3 VALUES (1,null), (2,null); +SELECT +IF(t1.f1 = 'R', a1.f2, t2.f2) AS a4, +IF(t1.f1 = 'R', a1.f3, t2.f3) AS f3, +SUM( +IF( +(SELECT VPC.f2 +FROM t2 VPC, t4 a2, t2 a3 +WHERE +VPC.f4 = a2.f10 AND a3.f2 = a4 +LIMIT 1) IS NULL, +0, +t3.f5 +) +) AS a6 +FROM +t2, t3, t1 JOIN t2 a1 ON t1.f9 = a1.f4 +GROUP BY a4; +a4 f3 a6 +1 NULL NULL +2 NULL NULL +DROP TABLE t1, t2, t3, t4; +create table t1 (a float(5,4) zerofill); +create table t2 (a float(5,4),b float(2,0)); +select t1.a from t1 where +t1.a= (select b from t2 limit 1) and not +t1.a= (select a from t2 limit 1) ; +a +drop table t1, t2; +CREATE TABLE t1 (a INT); +INSERT INTO t1 VALUES (1),(2); +EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 GROUP BY a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using temporary +Warnings: +Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,<exists>(select 1 from `test`.`t1` group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1))))) +EXPLAIN EXTENDED SELECT 1 FROM t1 WHERE 1 IN (SELECT 1 FROM t1 WHERE a > 3 GROUP BY a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 100.00 Using where; Using temporary +Warnings: +Note 1003 select 1 AS `1` from `test`.`t1` where <expr_cache><1>(<in_optimizer>(1,<exists>(select 1 from `test`.`t1` where (`test`.`t1`.`a` > 3) group by `test`.`t1`.`a` having (1 = <ref_null_helper>(1))))) +DROP TABLE t1; +# +# Bug#45061: Incorrectly market field caused wrong result. +# +CREATE TABLE `C` ( +`int_nokey` int(11) NOT NULL, +`int_key` int(11) NOT NULL, +KEY `int_key` (`int_key`) +); +INSERT INTO `C` VALUES (9,9), (0,0), (8,6), (3,6), (7,6), (0,4), +(1,7), (9,4), (0,8), (9,4), (0,7), (5,5), (0,0), (8,5), (8,7), +(5,2), (1,8), (7,0), (0,9), (9,5); +SELECT * FROM C WHERE `int_key` IN (SELECT `int_nokey`); +int_nokey int_key +9 9 +0 0 +5 5 +0 0 +EXPLAIN EXTENDED SELECT * FROM C WHERE `int_key` IN (SELECT `int_nokey`); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY C ALL NULL NULL NULL NULL 20 100.00 Using where +DROP TABLE C; +# End of test for bug#45061. +# +# Bug #46749: Segfault in add_key_fields() with outer subquery level +# field references +# +CREATE TABLE t1 ( +a int, +b int, +UNIQUE (a), KEY (b) +); +INSERT INTO t1 VALUES (1,1), (2,1); +CREATE TABLE st1 like t1; +INSERT INTO st1 VALUES (1,1), (2,1); +CREATE TABLE st2 like t1; +INSERT INTO st2 VALUES (1,1), (2,1); +EXPLAIN +SELECT MAX(b), (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b) +FROM t1 +WHERE a = 230; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +SELECT MAX(b), (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b) +FROM t1 +WHERE a = 230; +MAX(b) (SELECT COUNT(*) FROM st1,st2 WHERE st2.b <= t1.b) +NULL 0 +DROP TABLE t1, st1, st2; +# +# Bug #48709: Assertion failed in sql_select.cc:11782: +# int join_read_key(JOIN_TAB*) +# +CREATE TABLE t1 (pk int PRIMARY KEY, int_key int); +INSERT INTO t1 VALUES (10,1), (14,1); +CREATE TABLE t2 (pk int PRIMARY KEY, int_key int); +INSERT INTO t2 VALUES (3,3), (5,NULL), (7,3); +# should have eq_ref for t1 +EXPLAIN +SELECT * FROM t2 outr +WHERE outr.int_key NOT IN (SELECT t1.pk FROM t1, t2) +ORDER BY outr.pk; +id select_type table type possible_keys key key_len ref rows Extra +x x outr ALL x x x x x x +x x t1 eq_ref x x x x x x +x x t2 index x x x x x x +# should not crash on debug binaries +SELECT * FROM t2 outr +WHERE outr.int_key NOT IN (SELECT t1.pk FROM t1, t2) +ORDER BY outr.pk; +pk int_key +3 3 +7 3 +DROP TABLE t1,t2; +End of 5.0 tests. +create table t_out (subcase char(3), +a1 char(2), b1 char(2), c1 char(2)); +create table t_in (a2 char(2), b2 char(2), c2 char(2)); +insert into t_out values ('A.1','2a', NULL, '2a'); +insert into t_out values ('A.3', '2a', NULL, '2a'); +insert into t_out values ('A.4', '2a', NULL, 'xx'); +insert into t_out values ('B.1', '2a', '2a', '2a'); +insert into t_out values ('B.2', '2a', '2a', '2a'); +insert into t_out values ('B.3', '3a', 'xx', '3a'); +insert into t_out values ('B.4', 'xx', '3a', '3a'); +insert into t_in values ('1a', '1a', '1a'); +insert into t_in values ('2a', '2a', '2a'); +insert into t_in values (NULL, '2a', '2a'); +insert into t_in values ('3a', NULL, '3a'); + +Test general IN semantics (not top-level) + +case A.1 +select subcase, +(a1, b1, c1) IN (select * from t_in where a2 = 'no_match') pred_in, +(a1, b1, c1) NOT IN (select * from t_in where a2 = 'no_match') pred_not_in +from t_out where subcase = 'A.1'; +subcase pred_in pred_not_in +A.1 0 1 +case A.2 - impossible +case A.3 +select subcase, +(a1, b1, c1) IN (select * from t_in) pred_in, +(a1, b1, c1) NOT IN (select * from t_in) pred_not_in +from t_out where subcase = 'A.3'; +subcase pred_in pred_not_in +A.3 NULL NULL +case A.4 +select subcase, +(a1, b1, c1) IN (select * from t_in) pred_in, +(a1, b1, c1) NOT IN (select * from t_in) pred_not_in +from t_out where subcase = 'A.4'; +subcase pred_in pred_not_in +A.4 0 1 +case B.1 +select subcase, +(a1, b1, c1) IN (select * from t_in where a2 = 'no_match') pred_in, +(a1, b1, c1) NOT IN (select * from t_in where a2 = 'no_match') pred_not_in +from t_out where subcase = 'B.1'; +subcase pred_in pred_not_in +B.1 0 1 +case B.2 +select subcase, +(a1, b1, c1) IN (select * from t_in) pred_in, +(a1, b1, c1) NOT IN (select * from t_in) pred_not_in +from t_out where subcase = 'B.2'; +subcase pred_in pred_not_in +B.2 1 0 +case B.3 +select subcase, +(a1, b1, c1) IN (select * from t_in) pred_in, +(a1, b1, c1) NOT IN (select * from t_in) pred_not_in +from t_out where subcase = 'B.3'; +subcase pred_in pred_not_in +B.3 NULL NULL +case B.4 +select subcase, +(a1, b1, c1) IN (select * from t_in) pred_in, +(a1, b1, c1) NOT IN (select * from t_in) pred_not_in +from t_out where subcase = 'B.4'; +subcase pred_in pred_not_in +B.4 0 1 + +Test IN as top-level predicate, and +as non-top level for cases A.3, B.3 (the only cases with NULL result). + +case A.1 +select case when count(*) > 0 then 'T' else 'F' end as pred_in from t_out +where subcase = 'A.1' and +(a1, b1, c1) IN (select * from t_in where a1 = 'no_match'); +pred_in +F +select case when count(*) > 0 then 'T' else 'F' end as pred_not_in from t_out +where subcase = 'A.1' and +(a1, b1, c1) NOT IN (select * from t_in where a1 = 'no_match'); +pred_not_in +T +select case when count(*) > 0 then 'T' else 'F' end as not_pred_in from t_out +where subcase = 'A.1' and +NOT((a1, b1, c1) IN (select * from t_in where a1 = 'no_match')); +not_pred_in +T +case A.3 +select case when count(*) > 0 then 'T' else 'F' end as pred_in from t_out +where subcase = 'A.3' and +(a1, b1, c1) IN (select * from t_in); +pred_in +F +select case when count(*) > 0 then 'T' else 'F' end as pred_not_in from t_out +where subcase = 'A.3' and +(a1, b1, c1) NOT IN (select * from t_in); +pred_not_in +F +select case when count(*) > 0 then 'T' else 'F' end as not_pred_in from t_out +where subcase = 'A.3' and +NOT((a1, b1, c1) IN (select * from t_in)); +not_pred_in +F +select case when count(*) > 0 then 'N' else 'wrong result' end as pred_in from t_out +where subcase = 'A.3' and +((a1, b1, c1) IN (select * from t_in)) is NULL and +((a1, b1, c1) NOT IN (select * from t_in)) is NULL; +pred_in +N +case A.4 +select case when count(*) > 0 then 'T' else 'F' end as pred_in from t_out +where subcase = 'A.4' and +(a1, b1, c1) IN (select * from t_in); +pred_in +F +select case when count(*) > 0 then 'T' else 'F' end as pred_not_in from t_out +where subcase = 'A.4' and +(a1, b1, c1) NOT IN (select * from t_in); +pred_not_in +T +select case when count(*) > 0 then 'T' else 'F' end as not_pred_in from t_out +where subcase = 'A.4' and +NOT((a1, b1, c1) IN (select * from t_in)); +not_pred_in +T +case B.1 +select case when count(*) > 0 then 'T' else 'F' end as pred_in from t_out +where subcase = 'B.1' and +(a1, b1, c1) IN (select * from t_in where a1 = 'no_match'); +pred_in +F +select case when count(*) > 0 then 'T' else 'F' end as pred_not_in from t_out +where subcase = 'B.1' and +(a1, b1, c1) NOT IN (select * from t_in where a1 = 'no_match'); +pred_not_in +T +select case when count(*) > 0 then 'T' else 'F' end as not_pred_in from t_out +where subcase = 'B.1' and +NOT((a1, b1, c1) IN (select * from t_in where a1 = 'no_match')); +not_pred_in +T +case B.2 +select case when count(*) > 0 then 'T' else 'F' end as pred_in from t_out +where subcase = 'B.2' and +(a1, b1, c1) IN (select * from t_in); +pred_in +T +select case when count(*) > 0 then 'T' else 'F' end as pred_not_in from t_out +where subcase = 'B.2' and +(a1, b1, c1) NOT IN (select * from t_in); +pred_not_in +F +select case when count(*) > 0 then 'T' else 'F' end as not_pred_in from t_out +where subcase = 'B.2' and +NOT((a1, b1, c1) IN (select * from t_in)); +not_pred_in +F +case B.3 +select case when count(*) > 0 then 'T' else 'F' end as pred_in from t_out +where subcase = 'B.3' and +(a1, b1, c1) IN (select * from t_in); +pred_in +F +select case when count(*) > 0 then 'T' else 'F' end as pred_not_in from t_out +where subcase = 'B.3' and +(a1, b1, c1) NOT IN (select * from t_in); +pred_not_in +F +select case when count(*) > 0 then 'T' else 'F' end as not_pred_in from t_out +where subcase = 'B.3' and +NOT((a1, b1, c1) IN (select * from t_in)); +not_pred_in +F +select case when count(*) > 0 then 'N' else 'wrong result' end as pred_in from t_out +where subcase = 'B.3' and +((a1, b1, c1) IN (select * from t_in)) is NULL and +((a1, b1, c1) NOT IN (select * from t_in)) is NULL; +pred_in +N +case B.4 +select case when count(*) > 0 then 'T' else 'F' end as pred_in from t_out +where subcase = 'B.4' and +(a1, b1, c1) IN (select * from t_in); +pred_in +F +select case when count(*) > 0 then 'T' else 'F' end as pred_not_in from t_out +where subcase = 'B.4' and +(a1, b1, c1) NOT IN (select * from t_in); +pred_not_in +T +select case when count(*) > 0 then 'T' else 'F' end as not_pred_in from t_out +where subcase = 'B.4' and +NOT((a1, b1, c1) IN (select * from t_in)); +not_pred_in +T +drop table t_out; +drop table t_in; +CREATE TABLE t1 (a INT, b INT); +INSERT INTO t1 VALUES (2,22),(1,11),(2,22); +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 0 GROUP BY a; +a +1 +2 +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 1 GROUP BY a; +a +SELECT a FROM t1 t0 +WHERE (SELECT COUNT(t0.b) FROM t1 t WHERE t.b>20) GROUP BY a; +a +1 +2 +SET @@sql_mode='ansi'; +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 0 GROUP BY a; +ERROR HY000: Invalid use of group function +SELECT a FROM t1 WHERE (SELECT COUNT(b) FROM DUAL) > 1 GROUP BY a; +ERROR HY000: Invalid use of group function +SELECT a FROM t1 t0 +WHERE (SELECT COUNT(t0.b) FROM t1 t WHERE t.b>20) GROUP BY a; +ERROR HY000: Invalid use of group function +SET @@sql_mode=default; +DROP TABLE t1; +CREATE TABLE t1 (s1 CHAR(1)); +INSERT INTO t1 VALUES ('a'); +SELECT * FROM t1 WHERE _utf8'a' = ANY (SELECT s1 FROM t1); +s1 +a +DROP TABLE t1; +CREATE TABLE t1(c INT, KEY(c)); +CREATE TABLE t2(a INT, b INT); +INSERT INTO t2 VALUES (1, 10), (2, NULL); +INSERT INTO t1 VALUES (1), (3); +SELECT * FROM t2 WHERE b NOT IN (SELECT max(t.c) FROM t1, t1 t WHERE t.c>10); +a b +DROP TABLE t1,t2; +CREATE TABLE t1(pk INT PRIMARY KEY, a INT, INDEX idx(a)); +INSERT INTO t1 VALUES (1, 10), (3, 30), (2, 20); +CREATE TABLE t2(pk INT PRIMARY KEY, a INT, b INT, INDEX idxa(a)); +INSERT INTO t2 VALUES (2, 20, 700), (1, 10, 200), (4, 10, 100); +SELECT * FROM t1 +WHERE EXISTS (SELECT DISTINCT a FROM t2 WHERE t1.a < t2.a ORDER BY b); +pk a +1 10 +3 30 +2 20 +DROP TABLE t1,t2; +CREATE TABLE t1 (a INT, b INT, PRIMARY KEY (a), KEY b (b)); +INSERT INTO t1 VALUES (1,NULL), (9,NULL); +CREATE TABLE t2 ( +a INT, +b INT, +c INT, +d INT, +PRIMARY KEY (a), +UNIQUE KEY b (b,c,d), +KEY b_2 (b), +KEY c (c), +KEY d (d) +); +INSERT INTO t2 VALUES +(43, 2, 11 ,30), +(44, 2, 12 ,30), +(45, 1, 1 ,10000), +(46, 1, 2 ,10000), +(556,1, 32 ,10000); +CREATE TABLE t3 ( +a INT, +b INT, +c INT, +PRIMARY KEY (a), +UNIQUE KEY b (b,c), +KEY c (c), +KEY b_2 (b) +); +INSERT INTO t3 VALUES (1,1,1), (2,32,1); +explain +SELECT t1.a, (SELECT 1 FROM t2 WHERE t2.b=t3.c AND t2.c=t1.a ORDER BY t2.d LIMIT 1) AS incorrect FROM t1, t3 WHERE t3.b=t1.a; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 index PRIMARY PRIMARY 4 NULL 2 Using index +1 PRIMARY t3 ref b,b_2 b 5 test.t1.a 1 Using index +2 DEPENDENT SUBQUERY t2 ref b,b_2,c b 10 test.t3.c,test.t1.a 1 Using where; Using index; Using filesort +SELECT t1.a, (SELECT 1 FROM t2 WHERE t2.b=t3.c AND t2.c=t1.a ORDER BY t2.d LIMIT 1) AS incorrect FROM t1, t3 WHERE t3.b=t1.a; +a incorrect +1 1 +DROP TABLE t1,t2,t3; +CREATE TABLE t1 (id int); +CREATE TABLE t2 (id int, c int); +INSERT INTO t1 (id) VALUES (1); +INSERT INTO t2 (id) VALUES (1); +INSERT INTO t1 (id) VALUES (1); +INSERT INTO t2 (id) VALUES (1); +CREATE VIEW v1 AS +SELECT t2.c AS c FROM t1, t2 +WHERE t1.id=t2.id AND 1 IN (SELECT id FROM t1) WITH CHECK OPTION; +UPDATE v1 SET c=1; +CREATE VIEW v2 (a,b) AS +SELECT t2.id, t2.c AS c FROM t1, t2 +WHERE t1.id=t2.id AND 1 IN (SELECT id FROM t1) WITH CHECK OPTION; +INSERT INTO v2(a,b) VALUES (2,2); +ERROR HY000: CHECK OPTION failed 'test.v2' +SELECT * FROM v1; +c +1 +1 +1 +1 +CREATE VIEW v3 AS +SELECT t2.c AS c FROM t2 +WHERE 1 IN (SELECT id FROM t1) WITH CHECK OPTION; +DELETE FROM v3; +DROP VIEW v1,v2,v3; +DROP TABLE t1,t2; +# +# BUG#37822 Correlated subquery with IN and IS UNKNOWN provides wrong result +# +create table t1(id integer primary key, g integer, v integer, s char(1)); +create table t2(id integer primary key, g integer, v integer, s char(1)); +insert into t1 values +(10, 10, 10, 'l'), +(20, 20, 20, 'l'), +(40, 40, 40, 'l'), +(41, 40, null, 'l'), +(50, 50, 50, 'l'), +(51, 50, null, 'l'), +(60, 60, 60, 'l'), +(61, 60, null, 'l'), +(70, 70, 70, 'l'), +(90, 90, null, 'l'); +insert into t2 values +(10, 10, 10, 'r'), +(30, 30, 30, 'r'), +(50, 50, 50, 'r'), +(60, 60, 60, 'r'), +(61, 60, null, 'r'), +(70, 70, 70, 'r'), +(71, 70, null, 'r'), +(80, 80, 80, 'r'), +(81, 80, null, 'r'), +(100,100,null, 'r'); +select * +from t1 +where v in(select v +from t2 +where t1.g=t2.g) is unknown; +id g v s +51 50 NULL l +61 60 NULL l +drop table t1, t2; +# +# Bug#37822 Correlated subquery with IN and IS UNKNOWN provides wrong result +# +create table t1(id integer primary key, g integer, v integer, s char(1)); +create table t2(id integer primary key, g integer, v integer, s char(1)); +insert into t1 values +(10, 10, 10, 'l'), +(20, 20, 20, 'l'), +(40, 40, 40, 'l'), +(41, 40, null, 'l'), +(50, 50, 50, 'l'), +(51, 50, null, 'l'), +(60, 60, 60, 'l'), +(61, 60, null, 'l'), +(70, 70, 70, 'l'), +(90, 90, null, 'l'); +insert into t2 values +(10, 10, 10, 'r'), +(30, 30, 30, 'r'), +(50, 50, 50, 'r'), +(60, 60, 60, 'r'), +(61, 60, null, 'r'), +(70, 70, 70, 'r'), +(71, 70, null, 'r'), +(80, 80, 80, 'r'), +(81, 80, null, 'r'), +(100,100,null, 'r'); +select * +from t1 +where v in(select v +from t2 +where t1.g=t2.g) is unknown; +id g v s +51 50 NULL l +61 60 NULL l +drop table t1, t2; +# +# Bug#33204: INTO is allowed in subselect, causing inconsistent results +# +CREATE TABLE t1( a INT ); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2( a INT, b INT ); +SELECT * +FROM (SELECT a INTO @var FROM t1 WHERE a = 2) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @var FROM t1 WHERE a = 2) t1a' at line 2 +SELECT * +FROM (SELECT a INTO OUTFILE 'file' FROM t1 WHERE a = 2) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' FROM t1 WHERE a = 2) t1a' at line 2 +SELECT * +FROM (SELECT a INTO DUMPFILE 'file' FROM t1 WHERE a = 2) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' FROM t1 WHERE a = 2) t1a' at line 2 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a INTO @var FROM t1 WHERE a = 2 +) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @var FROM t1 WHERE a = 2 +) t1a' at line 4 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a INTO OUTFILE 'file' FROM t1 WHERE a = 2 +) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' FROM t1 WHERE a = 2 +) t1a' at line 4 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a INTO DUMPFILE 'file' FROM t1 WHERE a = 2 +) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' FROM t1 WHERE a = 2 +) t1a' at line 4 +SELECT * FROM (SELECT a FROM t1 WHERE a = 2) t1a; +a +2 +SELECT * FROM ( +SELECT a FROM t1 WHERE a = 2 +UNION +SELECT a FROM t1 WHERE a = 2 +) t1a; +a +2 +SELECT * FROM ( +SELECT 1 a +UNION +SELECT a FROM t1 WHERE a = 2 +UNION +SELECT a FROM t1 WHERE a = 2 +) t1a; +a +1 +2 +SELECT * FROM ((SELECT 1 a) UNION SELECT 1 a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a)) alias; +a +1 +SELECT * FROM (SELECT 1 UNION SELECT 1) t1a; +1 +1 +SELECT * FROM ((SELECT 1 a INTO @a)) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)) t1a' at line 1 +SELECT * FROM ((SELECT 1 a INTO OUTFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )) t1a' at line 1 +SELECT * FROM ((SELECT 1 a INTO DUMPFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO @a)) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO DUMPFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION (SELECT 1 a INTO OUTFILE 'file' )) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO @a))) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a))) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO DUMPFILE 'file' ))) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' ))) t1a' at line 1 +SELECT * FROM (SELECT 1 a UNION ((SELECT 1 a INTO OUTFILE 'file' ))) t1a; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' ))) t1a' at line 1 +SELECT * FROM (SELECT 1 a ORDER BY a) t1a; +a +1 +SELECT * FROM (SELECT 1 a UNION SELECT 1 a ORDER BY a) t1a; +a +1 +SELECT * FROM (SELECT 1 a UNION SELECT 1 a LIMIT 1) t1a; +a +1 +SELECT * FROM (SELECT 1 a UNION SELECT 1 a ORDER BY a LIMIT 1) t1a; +a +1 +SELECT * FROM t1 JOIN (SELECT 1 UNION SELECT 1) alias ON 1; +a 1 +1 1 +2 1 +SELECT * FROM t1 JOIN ((SELECT 1 UNION SELECT 1)) ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ')) ON 1' at line 1 +SELECT * FROM t1 JOIN (t1 t1a UNION SELECT 1) ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ON 1' at line 1 +SELECT * FROM t1 JOIN ((t1 t1a UNION SELECT 1)) ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') ON 1' at line 1 +SELECT * FROM t1 JOIN (t1 t1a) t1a ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 't1a ON 1' at line 1 +SELECT * FROM t1 JOIN ((t1 t1a)) t1a ON 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 't1a ON 1' at line 1 +SELECT * FROM t1 JOIN (t1 t1a) ON 1; +a a +1 1 +2 1 +1 2 +2 2 +SELECT * FROM t1 JOIN ((t1 t1a)) ON 1; +a a +1 1 +2 1 +1 2 +2 2 +SELECT * FROM (t1 t1a); +a +1 +2 +SELECT * FROM ((t1 t1a)); +a +1 +2 +SELECT * FROM t1 JOIN (SELECT 1 t1a) alias ON 1; +a t1a +1 1 +2 1 +SELECT * FROM t1 JOIN ((SELECT 1 t1a)) alias ON 1; +a t1a +1 1 +2 1 +SELECT * FROM t1 JOIN (SELECT 1 a) a ON 1; +a a +1 1 +2 1 +SELECT * FROM t1 JOIN ((SELECT 1 a)) a ON 1; +a a +1 1 +2 1 +SELECT * FROM (t1 JOIN (SELECT 1) t1a1 ON 1) t1a2; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 't1a2' at line 1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 3 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO @a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)' at line 1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO @a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO @a); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @a)' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT ( SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT ( SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT ( SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 INTO OUTFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO OUTFILE 'file' )' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 INTO DUMPFILE 'file' ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO DUMPFILE 'file' )' at line 1 +SELECT ( SELECT a FROM t1 WHERE a = 1 ), a FROM t1; +( SELECT a FROM t1 WHERE a = 1 ) a +1 1 +1 2 +SELECT ( SELECT a FROM t1 WHERE a = 1 UNION SELECT 1 ), a FROM t1; +( SELECT a FROM t1 WHERE a = 1 UNION SELECT 1 ) a +1 1 +1 2 +SELECT * FROM t2 WHERE (a, b) IN (SELECT a, b FROM t2); +a b +SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 )' at line 1 +( SELECT 1 UNION SELECT 1 ) UNION SELECT 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) UNION SELECT 1' at line 1 +SELECT ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1' at line 1 +SELECT ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +( SELECT 1 UNION SELECT 1 UNION SELECT 1 ) +1 +SELECT ((SELECT 1 UNION SELECT 1 UNION SELECT 1)); +((SELECT 1 UNION SELECT 1 UNION SELECT 1)) +1 +SELECT * FROM ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') UNION SELECT 1 )' at line 1 +SELECT * FROM ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ) a; +1 +1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION ( SELECT 1 UNION SELECT 1 ) ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) )' at line 1 +SELECT * FROM t1 WHERE a = ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a = ALL ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a = ANY ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 ) UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a IN ( ( SELECT 1 UNION SELECT 1 ) UNION SELECT 1 ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'UNION SELECT 1 )' at line 1 +SELECT * FROM t1 WHERE a = ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ALL ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a = ANY ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION SELECT 1 UNION SELECT 1 ); +a +1 +SELECT * FROM t1 WHERE EXISTS ( SELECT 1 UNION SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT EXISTS(SELECT 1+1); +EXISTS(SELECT 1+1) +1 +SELECT EXISTS(SELECT 1+1 INTO @test); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @test)' at line 1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 UNION SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT * FROM t1 WHERE EXISTS ( SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +SELECT * FROM t1 WHERE a IN ( SELECT 1 INTO @v ); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'INTO @v )' at line 1 +DROP TABLE t1, t2; +CREATE TABLE t1 (a ENUM('rainbow')); +INSERT INTO t1 VALUES (),(),(),(),(); +SELECT 1 FROM t1 GROUP BY (SELECT 1 FROM t1 ORDER BY AVG(LAST_INSERT_ID())); +1 +1 +DROP TABLE t1; +CREATE TABLE t1 (a LONGBLOB); +INSERT INTO t1 SET a = 'aaaa'; +INSERT INTO t1 SET a = 'aaaa'; +SELECT 1 FROM t1 GROUP BY +(SELECT LAST_INSERT_ID() FROM t1 ORDER BY MIN(a) ASC LIMIT 1); +1 +1 +DROP TABLE t1; +# +# Bug #49512 : subquery with aggregate function crash +# subselect_single_select_engine::exec() +CREATE TABLE t1(a INT); +INSERT INTO t1 VALUES(); +# should not crash +SELECT 1 FROM t1 WHERE a <> SOME +( +SELECT MAX((SELECT a FROM t1 LIMIT 1)) AS d +FROM t1,t1 a +); +1 +DROP TABLE t1; +# +# Bug #45989 take 2 : memory leak after explain encounters an +# error in the query +# +CREATE TABLE t1(a LONGTEXT); +INSERT INTO t1 VALUES (repeat('a',@@global.max_allowed_packet)); +INSERT INTO t1 VALUES (repeat('b',@@global.max_allowed_packet)); +EXPLAIN EXTENDED SELECT DISTINCT 1 FROM t1, +(SELECT DISTINCTROW a AS away FROM t1 GROUP BY a WITH ROLLUP) AS d1 +WHERE t1.a = d1.a; +ERROR 42S22: Unknown column 'd1.a' in 'where clause' +DROP TABLE t1; +End of 5.1 tests. +Set up test tables. +CREATE TABLE t1 ( +t1_id INT UNSIGNED, +PRIMARY KEY(t1_id) +) Engine=MyISAM; +INSERT INTO t1 (t1_id) VALUES (1), (2), (3), (4), (5); +CREATE TABLE t2 SELECT * FROM t1; +CREATE TABLE t3 ( +t3_id INT UNSIGNED AUTO_INCREMENT, +t1_id INT UNSIGNED, +amount DECIMAL(16,2), +PRIMARY KEY(t3_id), +KEY(t1_id) +) Engine=MyISAM; +INSERT INTO t3 (t1_id, t3_id, amount) +VALUES (1, 1, 100.00), (2, 2, 200.00), (4, 4, 400.00); +This is the 'inner query' running by itself. +Produces correct results. +SELECT +t1.t1_id, +IFNULL((SELECT SUM(amount) FROM t3 WHERE t3.t1_id=t1.t1_id), 0) AS total_amount +FROM +t1 +LEFT JOIN t2 ON t2.t1_id=t1.t1_id +GROUP BY +t1.t1_id +; +t1_id total_amount +1 100.00 +2 200.00 +3 0.00 +4 400.00 +5 0.00 +SELECT * FROM (the same inner query) +Produces correct results. +SELECT * FROM ( +SELECT +t1.t1_id, +IFNULL((SELECT SUM(amount) FROM t3 WHERE t3.t1_id=t1.t1_id), 0) AS total_amount +FROM +t1 +LEFT JOIN t2 ON t2.t1_id=t1.t1_id +GROUP BY +t1.t1_id +) AS t; +t1_id total_amount +1 100.00 +2 200.00 +3 0.00 +4 400.00 +5 0.00 +Now make t2.t1_id part of a key. +ALTER TABLE t2 ADD PRIMARY KEY(t1_id); +Same inner query by itself. +Still correct results. +SELECT +t1.t1_id, +IFNULL((SELECT SUM(amount) FROM t3 WHERE t3.t1_id=t1.t1_id), 0) AS total_amount +FROM +t1 +LEFT JOIN t2 ON t2.t1_id=t1.t1_id +GROUP BY +t1.t1_id; +t1_id total_amount +1 100.00 +2 200.00 +3 0.00 +4 400.00 +5 0.00 +SELECT * FROM (the same inner query), now with indexes on the LEFT JOIN +SELECT * FROM ( +SELECT +t1.t1_id, +IFNULL((SELECT SUM(amount) FROM t3 WHERE t3.t1_id=t1.t1_id), 0) AS total_amount +FROM +t1 +LEFT JOIN t2 ON t2.t1_id=t1.t1_id +GROUP BY +t1.t1_id +) AS t; +t1_id total_amount +1 100.00 +2 200.00 +3 0.00 +4 400.00 +5 0.00 +DROP TABLE t3; +DROP TABLE t2; +DROP TABLE t1; +# +# Bug #52711: Segfault when doing EXPLAIN SELECT with +# union...order by (select... where...) +# +CREATE TABLE t1 (a VARCHAR(10), FULLTEXT KEY a (a)); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2 (b INT); +INSERT INTO t2 VALUES (1),(2); +# Should not crash +EXPLAIN +SELECT * FROM t2 UNION SELECT * FROM t2 +ORDER BY (SELECT * FROM t1 WHERE MATCH(a) AGAINST ('+abc' IN BOOLEAN MODE)); +# Should not crash +SELECT * FROM t2 UNION SELECT * FROM t2 +ORDER BY (SELECT * FROM t1 WHERE MATCH(a) AGAINST ('+abc' IN BOOLEAN MODE)); +DROP TABLE t1,t2; +# +# Bug #58818: Incorrect result for IN/ANY subquery +# with HAVING condition +# +CREATE TABLE t1(i INT); +INSERT INTO t1 VALUES (1), (2), (3); +CREATE TABLE t1s(i INT); +INSERT INTO t1s VALUES (10), (20), (30); +CREATE TABLE t2s(i INT); +INSERT INTO t2s VALUES (100), (200), (300); +SELECT * FROM t1 +WHERE t1.i NOT IN +( +SELECT STRAIGHT_JOIN t2s.i +FROM +t1s LEFT OUTER JOIN t2s ON t2s.i = t1s.i +HAVING t2s.i = 999 +); +i +1 +2 +3 +SELECT * FROM t1 +WHERE t1.I IN +( +SELECT STRAIGHT_JOIN t2s.i +FROM +t1s LEFT OUTER JOIN t2s ON t2s.i = t1s.i +HAVING t2s.i = 999 +) IS UNKNOWN; +i +SELECT * FROM t1 +WHERE NOT t1.I = ANY +( +SELECT STRAIGHT_JOIN t2s.i +FROM +t1s LEFT OUTER JOIN t2s ON t2s.i = t1s.i +HAVING t2s.i = 999 +); +i +1 +2 +3 +SELECT * FROM t1 +WHERE t1.i = ANY ( +SELECT STRAIGHT_JOIN t2s.i +FROM +t1s LEFT OUTER JOIN t2s ON t2s.i = t1s.i +HAVING t2s.i = 999 +) IS UNKNOWN; +i +DROP TABLE t1,t1s,t2s; +# LP BUG#675248 - select->prep_where references on freed memory +CREATE TABLE t1 (a int, b int); +insert into t1 values (1,1),(0,0); +CREATE TABLE t2 (c int); +insert into t2 values (1),(2); +prepare stmt1 from "select sum(a),(select sum(c) from t2 where table1.b) as sub +from t1 as table1 group by sub"; +execute stmt1; +sum(a) sub +0 NULL +1 3 +deallocate prepare stmt1; +prepare stmt1 from "select sum(a),(select sum(c) from t2 having table1.b) as sub +from t1 as table1"; +execute stmt1; +sum(a) sub +1 3 +deallocate prepare stmt1; +drop table t1,t2; +# +# Bug LP#693935/#58727: Assertion failure with +# a single row subquery returning more than one row +# +create table t1 (a char(1) charset utf8); +insert into t1 values ('a'), ('b'); +create table t2 (a binary(1)); +insert into t2 values ('x'), ('y'); +select * from t2 where a=(select a from t1) and a='x'; +ERROR 21000: Subquery returns more than 1 row +drop table t1,t2; +End of 5.1 tests +# +# Bug #11765713 58705: +# OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES +# CREATED BY OPT_SUM_QUERY +# +CREATE TABLE t1(a INT NOT NULL, KEY (a)); +INSERT INTO t1 VALUES (0), (1); +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1) +); +ERROR 21000: Subquery returns more than 1 row +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1 where a is null) +); +foo +DROP TABLE t1; +# +# Bug #57704: Cleanup code dies with void TABLE::set_keyread(bool): +# Assertion `file' failed. +# +CREATE TABLE t1 (a INT); +SELECT 1 FROM +(SELECT ROW( +(SELECT 1 FROM t1 RIGHT JOIN +(SELECT 1 FROM t1, t1 t2) AS d ON 1), +1) FROM t1) AS e; +ERROR 21000: Operand should contain 1 column(s) +DROP TABLE t1; +# +# No BUG#, a case brought from 5.2's innodb_mysql_lock.test +# +create table t1 (i int not null primary key); +insert into t1 values (1),(2),(3),(4),(5); +create table t2 (j int not null primary key); +insert into t2 values (1),(2),(3),(4),(5); +create table t3 (k int not null primary key); +insert into t3 values (1),(2),(3); +create view v2 as select t2.j as j from t2 where t2.j in (select t1.i from t1); +select * from t3 where k in (select j from v2); +k +1 +2 +3 +drop table t1,t2,t3; +drop view v2; +# +# Bug#52068: Optimizer generates invalid semijoin materialization plan +# +drop table if exists ot1, ot2, it1, it2; +CREATE TABLE ot1(a INTEGER); +INSERT INTO ot1 VALUES(5), (8); +CREATE TABLE it2(a INTEGER); +INSERT INTO it2 VALUES(9), (5), (1), (8); +CREATE TABLE it3(a INTEGER); +INSERT INTO it3 VALUES(7), (1), (0), (5), (1), (4); +CREATE TABLE ot4(a INTEGER); +INSERT INTO ot4 VALUES(1), (3), (5), (7), (9), (7), (3), (1); +SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +a a +5 1 +8 1 +5 5 +8 5 +5 7 +8 7 +5 7 +8 7 +5 1 +8 1 +explain SELECT * FROM ot1,ot4 +WHERE (ot1.a,ot4.a) IN (SELECT it2.a,it3.a +FROM it2,it3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY ot1 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY it2 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY it3 ALL NULL NULL NULL NULL 6 Using join buffer (flat, BNL join) +1 PRIMARY ot4 ALL NULL NULL NULL NULL 8 Using where; End temporary; Using join buffer (flat, BNL join) +DROP TABLE IF EXISTS ot1, ot4, it2, it3; +# +# Bug#729039: NULL keys used to evaluate subquery +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (NULL), (1), (NULL), (2); +CREATE TABLE t2 (a int, INDEX idx(a)) ; +INSERT INTO t2 VALUES (NULL), (1), (NULL); +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX () WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 USE INDEX() WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 3 Using where +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +a +1 +EXPLAIN +SELECT * FROM t1 +WHERE EXISTS (SELECT a FROM t2 WHERE t2.a = t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where +2 DEPENDENT SUBQUERY t2 ref idx idx 5 test.t1.a 2 Using index +DROP TABLE t1,t2; +# +# BUG#752992: Wrong results for a subquery with 'semijoin=on' +# +CREATE TABLE t1 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t1 VALUES (11,0); +INSERT INTO t1 VALUES (12,5); +INSERT INTO t1 VALUES (15,0); +CREATE TABLE t2 (pk INTEGER PRIMARY KEY, i INTEGER NOT NULL); +INSERT INTO t2 VALUES (11,1); +INSERT INTO t2 VALUES (12,2); +INSERT INTO t2 VALUES (15,4); +EXPLAIN SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 3 Start temporary +1 PRIMARY t2 index NULL PRIMARY 4 NULL 3 Using index; Using join buffer (flat, BNL join) +1 PRIMARY it eq_ref PRIMARY PRIMARY 4 test.t1.pk 1 Using index; End temporary +SELECT * FROM t1 WHERE pk IN (SELECT it.pk FROM t2 JOIN t2 AS it ON 1); +pk i +11 0 +12 5 +15 0 +DROP table t1,t2; +# +# Bug#751350: crash with pushed condition for outer references when +# there should be none of such conditions +# +CREATE TABLE t1 (a int, b int) ; +INSERT INTO t1 VALUES (0,0),(0,0); +EXPLAIN +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using temporary; Using filesort +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using temporary +SELECT b FROM t1 +WHERE ('0') IN ( SELECT a FROM t1 GROUP BY a ) +GROUP BY b; +b +0 +DROP TABLE t1; +# +# Bug #11765713 58705: +# OPTIMIZER LET ENGINE DEPEND ON UNINITIALIZED VALUES +# CREATED BY OPT_SUM_QUERY +# +CREATE TABLE t1(a INT NOT NULL, KEY (a)); +INSERT INTO t1 VALUES (0), (1); +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1) +); +ERROR 21000: Subquery returns more than 1 row +SELECT 1 as foo FROM t1 WHERE a < SOME +(SELECT a FROM t1 WHERE a <=> +(SELECT a FROM t1 where a is null) +); +foo +DROP TABLE t1; +# +# BUG#779885: Crash in eliminate_item_equal with materialization=on in +# maria-5.3 +# +CREATE TABLE t1 ( f1 int ); +INSERT INTO t1 VALUES (19), (20); +CREATE TABLE t2 ( f10 varchar(32) ); +INSERT INTO t2 VALUES ('c'),('d'); +CREATE TABLE t3 ( f10 varchar(32) ); +INSERT INTO t3 VALUES ('a'),('b'); +SELECT * +FROM t1 +WHERE +( 't' ) IN ( +SELECT t3.f10 +FROM t3 +JOIN t2 +ON t2.f10 = t3.f10 +); +f1 +DROP TABLE t1,t2,t3; +# +# Fix of LP BUG#780386 (NULL left part with empty ALL subquery). +# +CREATE TABLE t1 ( f11 int) ; +INSERT IGNORE INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f3 int, f10 int, KEY (f10,f3)) ; +INSERT IGNORE INTO t2 VALUES (NULL,NULL),(5,0); +DROP TABLE IF EXISTS t3; +Warnings: +Note 1051 Unknown table 't3' +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (0),(0); +SELECT a1.f3 AS r FROM t2 AS a1 , t1 WHERE a1.f3 < ALL ( SELECT f3 FROM t3 WHERE f3 = 1 ) ; +r +NULL +5 +NULL +5 +DROP TABLE t1, t2, t3; +End of 5.3 tests +End of 5.5 tests. +# +# Bug#12763207 - ASSERT IN SUBSELECT::SINGLE_VALUE_TRANSFORMER +# +CREATE TABLE t1(a1 int); +INSERT INTO t1 VALUES (1),(2); +CREATE TABLE t2(a1 int); +INSERT INTO t2 VALUES (3); +SELECT @@session.sql_mode INTO @old_sql_mode; +SET SESSION sql_mode='ONLY_FULL_GROUP_BY'; +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 2.0 FROM t2); +1 +1 +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT 'a' FROM t2); +1 +SELECT 1 FROM t1 WHERE 1 < SOME (SELECT a1 FROM t2); +1 +1 +1 +SET SESSION sql_mode=@old_sql_mode; +DROP TABLE t1, t2; +# +# BUG#50257: Missing info in REF column of the EXPLAIN +# lines for subselects +# +CREATE TABLE t1 (a INT, b INT, INDEX (a)); +INSERT INTO t1 VALUES (3, 10), (2, 20), (7, 10), (5, 20); + +EXPLAIN SELECT * FROM (SELECT * FROM t1 WHERE a=7) t; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED t1 ref a a 5 const 1 + +EXPLAIN SELECT * FROM t1 WHERE EXISTS (SELECT * FROM t1 WHERE a=7); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 SUBQUERY t1 ref a a 5 const 1 Using index + +DROP TABLE t1; +# +# Bug 11765699 - 58690: !TABLE || (!TABLE->READ_SET || +# BITMAP_IS_SET(TABLE->READ_SET, FIELD_INDEX +# +CREATE TABLE t1(a INT); +INSERT INTO t1 VALUES (0), (1); +CREATE TABLE t2( +b TEXT, +c INT, +PRIMARY KEY (b(1)) +); +INSERT INTO t2 VALUES ('a', 2), ('b', 3); +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +ORDER BY b +); +1 +SELECT 1 FROM t1 WHERE a = +(SELECT 1 FROM t2 WHERE b = +(SELECT 1 FROM t1 t11 WHERE c = 1 OR t1.a = 1 AND 1 = 2) +GROUP BY b +); +1 +DROP TABLE t1, t2; +# +# BUG#12616253 - WRONG RESULT WITH EXISTS(SUBQUERY) (MISSING ROWS) +# +CREATE TABLE t1 (f1 varchar(1)); +INSERT INTO t1 VALUES ('v'),('s'); +CREATE TABLE t2 (f1_key varchar(1), KEY (f1_key)); +INSERT INTO t2 VALUES ('j'),('v'),('c'),('m'),('d'), +('d'),('y'),('t'),('d'),('s'); +SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +f1 f1_key +v j +s j +v v +s v +v c +s c +v m +s m +v d +s d +v d +s d +v y +s y +v t +s t +v d +s d +v s +s s +explain SELECT table1.f1, table2.f1_key +FROM t1 AS table1, t2 AS table2 +WHERE EXISTS +( +SELECT DISTINCT f1_key +FROM t2 +WHERE f1_key != table2.f1_key AND f1_key >= table1.f1 ); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY table1 ALL NULL NULL NULL NULL 2 +1 PRIMARY table2 index NULL f1_key 4 NULL 10 Using where; Using index; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t2 range f1_key f1_key 4 NULL 6 Range checked for each record (index map: 0x1); Using temporary +DROP TABLE t1,t2; +set optimizer_switch=@subselect_tmp; +set optimizer_switch=default; +select @@optimizer_switch like '%subquery_cache=on%'; +@@optimizer_switch like '%subquery_cache=on%' +0 diff --git a/mysql-test/r/subselect_sj.result b/mysql-test/r/subselect_sj.result index f24b294fa90..c1ed2a03973 100644 --- a/mysql-test/r/subselect_sj.result +++ b/mysql-test/r/subselect_sj.result @@ -1,4 +1,10 @@ drop table if exists t0, t1, t2, t3, t4, t10, t11, t12; +drop view if exists v1, v2, v3, v4; +drop procedure if exists p1; +set @subselect_sj_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @save_optimizer_switch=@@optimizer_switch; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); create table t1(a int, b int); @@ -12,7 +18,7 @@ insert into t12 select * from t10; Flattened because of dependency, t10=func(t1) explain select * from t1 where a in (select pk from t10); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where 1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index select * from t1 where a in (select pk from t10); a b @@ -39,7 +45,7 @@ select * from t1 where a in (select a from t11); a b explain select * from t1 where a in (select pk from t10) and b in (select pk from t10); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where 1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index 1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 Using index select * from t1 where a in (select pk from t10) and b in (select pk from t10); @@ -50,8 +56,8 @@ a b flattening a nested subquery explain select * from t1 where a in (select pk from t10 where t10.a in (select pk from t12)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 -1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where 1 PRIMARY t12 eq_ref PRIMARY PRIMARY 4 test.t10.a 1 Using index select * from t1 where a in (select pk from t10 where t10.a in (select pk from t12)); a b @@ -61,8 +67,8 @@ a b flattening subquery w/ several tables explain extended select * from t1 where a in (select t10.pk from t10, t12 where t12.pk=t10.a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 -1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 Using where 1 PRIMARY t12 eq_ref PRIMARY PRIMARY 4 test.t10.a 1 100.00 Using index Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t10` join `test`.`t12` join `test`.`t1` where ((`test`.`t10`.`pk` = `test`.`t1`.`a`) and (`test`.`t12`.`pk` = `test`.`t10`.`a`)) @@ -100,75 +106,75 @@ t1 m10, t1 m11, t1 m12, t1 m13, t1 m14,t1 m15,t1 m16,t1 m17,t1 m18,t1 m19 ); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY s00 ALL NULL NULL NULL NULL 3 Using where -1 PRIMARY s01 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s02 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s03 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s04 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s05 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s06 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s07 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s08 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s09 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s10 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s11 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s12 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s13 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s14 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s15 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s16 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s17 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s18 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s19 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s20 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s21 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s22 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s23 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s24 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s25 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s26 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s27 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s28 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s29 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s30 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s31 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s32 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s33 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s34 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s35 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s36 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s37 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s38 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s39 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s40 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s41 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s42 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s43 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s44 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s45 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s46 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s47 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s48 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s49 ALL NULL NULL NULL NULL 3 Using join buffer +1 PRIMARY s01 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s02 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s03 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s04 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s05 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s06 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s07 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s08 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s09 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s10 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s11 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s12 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s13 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s14 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s15 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s16 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s17 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s18 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s19 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s20 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s21 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s22 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s23 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s24 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s25 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s26 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s27 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s28 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s29 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s30 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s31 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s32 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s33 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s34 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s35 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s36 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s37 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s38 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s39 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s40 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s41 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s42 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s43 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s44 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s45 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s46 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s47 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s48 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s49 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) 2 DEPENDENT SUBQUERY m00 ALL NULL NULL NULL NULL 3 Using where -2 DEPENDENT SUBQUERY m01 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m02 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m03 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m04 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m05 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m06 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m07 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m08 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m09 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m10 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m11 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m12 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m13 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m14 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m15 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m16 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m17 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m18 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m19 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +2 DEPENDENT SUBQUERY m01 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m02 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m03 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m04 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m05 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m06 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m07 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m08 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m09 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m10 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m11 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m12 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m13 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m14 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m15 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m16 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m17 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m18 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m19 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) select * from t1 left join t2 on (t2.a= t1.a and t2.a in (select pk from t10)) where t1.a < 5; @@ -194,7 +200,7 @@ insert into t1 select (A.a + 10 * B.a),1 from t0 A, t0 B; explain extended select * from t1 where a in (select pk from t10 where pk<3); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t10 range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index -1 PRIMARY t1 ALL NULL NULL NULL NULL 103 100.00 Using where; Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 103 100.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t10` join `test`.`t1` where ((`test`.`t1`.`a` = `test`.`t10`.`pk`) and (`test`.`t10`.`pk` < 3)) drop table t0, t1, t2; @@ -322,7 +328,8 @@ INSERT INTO WORKS VALUES ('E3','P2',20); INSERT INTO WORKS VALUES ('E4','P2',20); INSERT INTO WORKS VALUES ('E4','P4',40); INSERT INTO WORKS VALUES ('E4','P5',80); -set optimizer_switch='default,materialization=off'; +set optimizer_switch=@save_optimizer_switch; +set optimizer_switch='materialization=off'; explain SELECT EMPNUM, EMPNAME FROM STAFF WHERE EMPNUM IN @@ -344,7 +351,7 @@ E1 Alice E2 Betty E3 Carmen E4 Don -set optimizer_switch='default'; +set optimizer_switch=@save_optimizer_switch; drop table STAFF,WORKS,PROJ; # End of bug#45191 # @@ -404,24 +411,6 @@ SELECT t1 .varchar_key from t1 int_key 9 7 -SELECT t0.int_key -FROM t0 -WHERE t0.varchar_nokey IN ( -SELECT t1_1 .varchar_key -FROM t1 AS t1_1 JOIN t1 AS t1_2 ON t1_1 .int_key -); -int_key -9 -7 -SELECT t0.int_key -FROM t0, t2 -WHERE t0.varchar_nokey IN ( -SELECT t1_1 .varchar_key -FROM t1 AS t1_1 JOIN t1 AS t1_2 ON t1_1 .int_key -); -int_key -9 -7 DROP TABLE t0, t1, t2; # End of bug#46550 # @@ -450,7 +439,7 @@ COUNT(*) drop table t1, t2; drop view v1; drop procedure p1; -set SESSION optimizer_switch='default'; +set SESSION optimizer_switch=@save_optimizer_switch; # End of bug#46744 Bug#46797 "Crash in fix_semijoin_strategies_for_picked_join_order @@ -506,7 +495,7 @@ EXPLAIN EXTENDED SELECT vkey FROM t0 WHERE pk IN (SELECT t1.pk FROM t0 t1 JOIN t0 t2 ON t2.vkey = t1.vnokey); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t0 ALL PRIMARY NULL NULL NULL 5 100.00 -1 PRIMARY t1 eq_ref PRIMARY PRIMARY 4 test.t0.pk 1 100.00 +1 PRIMARY t1 eq_ref PRIMARY PRIMARY 4 test.t0.pk 1 100.00 Using where 1 PRIMARY t2 ref vkey vkey 4 test.t1.vnokey 2 100.00 Using index; FirstMatch(t1) Warnings: Note 1003 select `test`.`t0`.`vkey` AS `vkey` from `test`.`t0` `t1` semi join (`test`.`t0` `t2`) join `test`.`t0` where ((`test`.`t2`.`vkey` = `test`.`t1`.`vnokey`) and (`test`.`t1`.`pk` = `test`.`t0`.`pk`)) @@ -601,7 +590,7 @@ v1field DROP TABLE t1,t2; DROP VIEW v1,v2; DROP PROCEDURE p1; -set SESSION optimizer_switch='default'; +set SESSION optimizer_switch=@save_optimizer_switch; # End of BUG#48834 Bug#49097 subquery with view generates wrong result with @@ -715,29 +704,29 @@ FROM it1 LEFT JOIN it2 ON it2.datetime_key); int_key 0 0 -2 0 -3 0 -7 0 +0 +2 +2 +3 +5 +5 7 7 +7 +8 9 -2 9 -5 -0 -8 -5 EXPLAIN SELECT int_key FROM ot1 WHERE int_nokey IN (SELECT it2.int_key FROM it1 LEFT JOIN it2 ON it2.datetime_key); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY it1 index NULL int_key 4 NULL 2 Using index; Start temporary -1 PRIMARY ot1 ALL NULL NULL NULL NULL 20 Using join buffer -1 PRIMARY it2 ALL NULL NULL NULL NULL 20 Using where; End temporary +1 PRIMARY ot1 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) +1 PRIMARY it2 ALL int_key,datetime_key NULL NULL NULL 20 Using where; End temporary; Using join buffer (flat, BNL join) DROP TABLE ot1, it1, it2; # End of BUG#38075 # @@ -768,15 +757,15 @@ select a from t1 where a in (select c from t2 where d >= some(select e from t3 where b=e)); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 6 100.00 Start temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 7 100.00 Using where; End temporary; Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 7 100.00 Using where; End temporary; Using join buffer (flat, BNL join) 3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<expr_cache><`test`.`t2`.`d`,`test`.`t1`.`b`>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select 1 from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`))))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`)))))) show warnings; Level Code Message Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<expr_cache><`test`.`t2`.`d`,`test`.`t1`.`b`>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select 1 from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`))))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`)))))) select a from t1 where a in (select c from t2 where d >= some(select e from t3 where b=e)); a @@ -809,17 +798,16 @@ INSERT INTO t2 VALUES (1,'i','iiii','iiii','iiii','iiii','ffff','ffff','ffff','f EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (a, b) IN (SELECT a, b FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY subselect2 eq_ref unique_key unique_key 13 func 1 1.00 -2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using MRR +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: -Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`pk` > 0)) +Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`a` = `test`.`t1`.`a`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (a, b) IN (SELECT a, b FROM t2 WHERE pk > 0); pk 2 EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, c) IN (SELECT b, c FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`c` = `test`.`t1`.`c`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, c) IN (SELECT b, c FROM t2 WHERE pk > 0); @@ -829,7 +817,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, d) IN (SELECT b, d FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`d` = `test`.`t1`.`d`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, d) IN (SELECT b, d FROM t2 WHERE pk > 0); @@ -838,7 +826,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, e) IN (SELECT b, e FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`e` = `test`.`t1`.`e`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, e) IN (SELECT b, e FROM t2 WHERE pk > 0); @@ -848,7 +836,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, f) IN (SELECT b, f FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`f` = `test`.`t1`.`f`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, f) IN (SELECT b, f FROM t2 WHERE pk > 0); @@ -858,7 +846,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, g) IN (SELECT b, g FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`g` = `test`.`t1`.`g`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, g) IN (SELECT b, g FROM t2 WHERE pk > 0); @@ -868,7 +856,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, h) IN (SELECT b, h FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`h` = `test`.`t1`.`h`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, h) IN (SELECT b, h FROM t2 WHERE pk > 0); @@ -878,7 +866,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, i) IN (SELECT b, i FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`i` = `test`.`t1`.`i`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, i) IN (SELECT b, i FROM t2 WHERE pk > 0); @@ -888,7 +876,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, j) IN (SELECT b, j FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`j` = `test`.`t1`.`j`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, j) IN (SELECT b, j FROM t2 WHERE pk > 0); @@ -898,7 +886,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, k) IN (SELECT b, k FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1) +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`k` = `test`.`t1`.`k`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, k) IN (SELECT b, k FROM t2 WHERE pk > 0); @@ -978,10 +966,9 @@ FROM t1 WHERE `varchar_nokey` < 'n' XOR `pk` ) ; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 18 100.00 -1 PRIMARY subselect2 eq_ref unique_key unique_key 8 func 1 1.00 -2 SUBQUERY t1 ALL varchar_key NULL NULL NULL 15 100.00 Using where +1 PRIMARY t1 ref varchar_key varchar_key 3 test.t2.varchar_nokey 2 100.00 Using where; FirstMatch(t2) Warnings: -Note 1003 select `test`.`t2`.`varchar_nokey` AS `varchar_nokey` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`varchar_nokey` = `test`.`t1`.`varchar_key`) and ((`test`.`t1`.`varchar_nokey` < 'n') xor `test`.`t1`.`pk`)) +Note 1003 select `test`.`t2`.`varchar_nokey` AS `varchar_nokey` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`varchar_key` = `test`.`t2`.`varchar_nokey`) and (`test`.`t1`.`varchar_nokey` = `test`.`t2`.`varchar_nokey`) and ((`test`.`t2`.`varchar_nokey` < 'n') xor `test`.`t1`.`pk`)) SELECT varchar_nokey FROM t2 WHERE ( `varchar_nokey` , `varchar_nokey` ) IN ( @@ -1059,9 +1046,9 @@ WHERE t2.val LIKE 'a%' OR t2.val LIKE 'e%') AND t1.val IN (SELECT t3.val FROM t3 WHERE t3.val LIKE 'a%' OR t3.val LIKE 'e%'); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 5 -1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where; FirstMatch(t1) -1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; FirstMatch(t3) +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Start temporary +1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (flat, BNL join) SELECT * FROM t1 WHERE t1.val IN (SELECT t2.val FROM t2 @@ -1075,3 +1062,681 @@ DROP TABLE t1; DROP TABLE t2; DROP TABLE t3; # End of Bug#48623 +# +# LPBUG#602574: RQG: sql_select.cc:5385: bool greedy_search(JOIN*, table_map, uint, +# uint): Assertion `join->best_read < +# +set @save_optimizer_switch=@@optimizer_switch; +set optimizer_switch='materialization=off'; +CREATE TABLE t1 ( +varchar_key varchar(1) DEFAULT NULL, +KEY varchar_key (varchar_key) +); +CREATE TABLE t2 ( +varchar_key varchar(1) DEFAULT NULL, +KEY varchar_key (varchar_key) +); +INSERT INTO t2 VALUES +(NULL),(NULL),(NULL),(NULL),('a'),('a'),('a'),('b'),('b'),('b'),('b'),('c'), +('c'),('c'),('c'),('c'),('c'),('c'),('d'),('d'),('d'),('d'),('d'),('d'),('e'), +('e'),('e'),('e'),('e'),('e'),('f'),('f'),('f'),('g'),('g'),('h'),('h'),('h'), +('h'),('i'),('j'),('j'),('j'),('k'),('k'),('l'),('l'),('m'),('m'),('m'),('m'), +('n'),('n'),('n'),('o'),('o'),('o'),('p'),('p'),('p'),('q'),('q'),('q'),('r'), +('r'),('r'),('r'),('s'),('s'),('s'),('s'),('t'),('t'),('t'),('t'),('u'),('u'), +('u'),('u'),('v'),('v'),('v'),('v'),('w'),('w'),('w'),('w'),('w'),('w'),('x'), +('x'),('x'),('y'),('y'),('y'),('y'),('z'),('z'),('z'),('z'); +CREATE TABLE t3 ( +varchar_key varchar(1) DEFAULT NULL, +KEY varchar_key (varchar_key) +) ENGINE=MyISAM DEFAULT CHARSET=latin1; +INSERT INTO t3 VALUES +(NULL),('c'),('d'),('e'),('f'),('h'),('j'),('k'),('k'),('m'),('m'),('m'), +('n'),('o'),('r'),('t'),('t'),('u'),('w'),('y'); +SELECT varchar_key FROM t3 +WHERE (SELECT varchar_key FROM t3 +WHERE (varchar_key,varchar_key) +IN (SELECT t1.varchar_key, t2 .varchar_key +FROM t1 RIGHT JOIN t2 ON t1.varchar_key +) +); +varchar_key +set optimizer_switch=@save_optimizer_switch; +DROP TABLE t1, t2, t3; +# +# Bug#46692 "Crash occurring on queries with nested FROM subqueries +# using materialization." +# +CREATE TABLE t1 ( +pk INTEGER PRIMARY KEY, +int_key INTEGER, +KEY int_key(int_key) +); +INSERT INTO t1 VALUES (10,186),(11,NULL),(12,2),(13,3),(14,0),(15,133),(16,1); +CREATE TABLE t2 ( +pk INTEGER PRIMARY KEY, +int_key INTEGER, +KEY int_key(int_key) +); +INSERT INTO t2 VALUES (1,7),(2,2); +SELECT * FROM t1 WHERE (140, 4) IN +(SELECT t2.int_key, t2 .pk FROM t2 STRAIGHT_JOIN t1 ON t2.int_key); +pk int_key +DROP TABLE t1, t2; +# +# Bug#42353 "SELECT ... WHERE oe IN (SELECT w/ LEFT JOIN) query +# causes crash." +# +CREATE TABLE t1 ( +pk INTEGER PRIMARY KEY, +int_nokey INTEGER, +int_key INTEGER, +date_key DATE, +datetime_nokey DATETIME, +varchar_nokey VARCHAR(1) +); +CREATE TABLE t2 ( +date_nokey DATE +); +CREATE TABLE t3 ( +pk INTEGER PRIMARY KEY, +int_nokey INTEGER, +date_key date, +varchar_key VARCHAR(1), +varchar_nokey VARCHAR(1), +KEY date_key (date_key) +); +SELECT date_key FROM t1 +WHERE (int_key, int_nokey) +IN (SELECT t3.int_nokey, t3.pk +FROM t2 LEFT JOIN t3 ON (t2.date_nokey < t3.date_key) +WHERE t3.varchar_key <= t3.varchar_nokey OR t3.int_nokey <= t3.pk +) +AND (varchar_nokey <> 'f' OR NOT int_key < 7); +date_key +# +# Bug#45933 "Crash in optimize_semijoin_nests on JOIN in subquery +# + AND in outer query". +# +INSERT INTO t1 VALUES (10,7,5,'2009-06-16','2002-04-10 14:25:30','w'), +(11,7,0,'0000-00-00','0000-00-00 00:00:00','s'), +(12,4,0,'2003-07-14','2006-09-14 04:01:02','y'), +(13,0,4,'2002-07-25','0000-00-00 00:00:00','c'), +(14,1,8,'2007-07-03','0000-00-00 00:00:00','q'), +(15,6,5,'2001-11-12','0000-00-00 00:00:00',''), +(16,2,9,'0000-00-00','0000-00-00 00:00:00','j'), +(29,9,1,'0000-00-00','2003-08-11 00:00:00','m'); +INSERT INTO t3 VALUES (1,9,'0000-00-00','b','b'), +(2,2,'2002-09-17','h','h'); +SELECT t1.varchar_nokey FROM t1 JOIN t3 ON t1.datetime_nokey +WHERE t1.varchar_nokey +IN (SELECT varchar_nokey FROM t1 +WHERE (pk) +IN (SELECT t3.int_nokey +FROM t3 LEFT JOIN t1 ON t1.varchar_nokey +WHERE t3.date_key BETWEEN '2008-06-07' AND '2006-06-26' + ) +); +varchar_nokey +DROP TABLE t1, t2, t3; +# +# Bug#45219 "Crash on SELECT DISTINCT query containing a +# LEFT JOIN in subquery" +# +CREATE TABLE t1 ( +pk INTEGER NOT NULL, +int_nokey INTEGER NOT NULL, +datetime_key DATETIME NOT NULL, +varchar_key VARCHAR(1) NOT NULL, +PRIMARY KEY (pk), +KEY datetime_key (datetime_key), +KEY varchar_key (varchar_key) +); +INSERT INTO t1 VALUES +(1,9,'0000-00-00 00:00:00','p'),(2,0,'2002-02-09 07:38:13','v'), +(3,8,'2001-05-03 12:08:14','t'),(4,3,'0000-00-00 00:00:00','u'), +(5,7,'2009-07-28 03:43:30','n'),(6,0,'2009-08-04 00:00:00','l'), +(7,1,'0000-00-00 00:00:00','h'),(8,9,'0000-00-00 00:00:00','u'), +(9,0,'2005-08-02 17:16:54','n'),(10,9,'2002-12-21 00:00:00','j'), +(11,0,'2005-08-15 12:37:35','k'),(12,5,'0000-00-00 00:00:00','e'), +(13,0,'2006-03-10 00:00:00','i'),(14,8,'2005-05-16 11:02:36','u'), +(15,8,'2008-11-02 00:00:00','n'),(16,5,'2006-03-15 00:00:00','b'), +(17,1,'0000-00-00 00:00:00','x'),(18,7,'0000-00-00 00:00:00',''), +(19,0,'2008-12-17 20:15:40','q'),(20,9,'0000-00-00 00:00:00','u'); +CREATE TABLE t2 LIKE t1; +INSERT INTO t2 VALUES +(10,0,'2006-07-07 07:26:28','q'),(11,5,'2002-09-23 00:00:00','m'), +(12,7,'0000-00-00 00:00:00','j'),(13,1,'2006-06-07 00:00:00','z'), +(14,8,'2000-09-16 12:15:34','a'),(15,2,'2007-08-05 15:47:52',''), +(16,1,'0000-00-00 00:00:00','e'),(17,8,'2005-12-02 19:34:26','t'), +(18,5,'0000-00-00 00:00:00','q'),(19,4,'0000-00-00 00:00:00','b'), +(20,5,'2007-12-28 00:00:00','w'),(21,3,'2004-08-02 11:48:43','m'), +(22,0,'0000-00-00 00:00:00','x'),(23,8,'2004-04-19 12:18:43',''), +(24,0,'2009-04-27 00:00:00','w'),(25,4,'2006-10-20 14:52:15','x'), +(26,0,'0000-00-00 00:00:00','e'),(27,0,'2002-03-22 11:48:37','e'), +(28,2,'0000-00-00 00:00:00','p'),(29,0,'2001-01-04 03:55:07','x'); +CREATE TABLE t3 LIKE t1; +INSERT INTO t3 VALUES +(10,8,'2007-08-19 08:08:38','i'),(11,0,'2000-05-21 03:51:51',''); +SELECT DISTINCT datetime_key FROM t1 +WHERE (int_nokey, pk) +IN (SELECT t3.pk, t3.pk FROM t2 LEFT JOIN t3 ON t3.varchar_key) +AND pk = 9; +datetime_key +DROP TABLE t1, t2, t3; +# +# BUG#784723: Wrong result with semijoin + nested subqueries in maria-5.3 +# +CREATE TABLE t1 ( t1field integer, primary key (t1field)); +CREATE TABLE t2 ( t2field integer, primary key (t2field)); +INSERT INTO t1 VALUES (1),(2),(3); +INSERT INTO t2 VALUES (2),(3),(4); +explain +SELECT * FROM t1 A +WHERE +A.t1field IN (SELECT A.t1field FROM t2 B) AND +A.t1field IN (SELECT C.t2field FROM t2 C +WHERE C.t2field IN (SELECT D.t2field FROM t2 D)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY A index PRIMARY PRIMARY 4 NULL 3 Using index; Start temporary +1 PRIMARY B index NULL PRIMARY 4 NULL 3 Using index; End temporary; Using join buffer (flat, BNL join) +1 PRIMARY C eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index +1 PRIMARY D eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index +SELECT * FROM t1 A +WHERE +A.t1field IN (SELECT A.t1field FROM t2 B) AND +A.t1field IN (SELECT C.t2field FROM t2 C +WHERE C.t2field IN (SELECT D.t2field FROM t2 D)); +t1field +2 +3 +drop table t1,t2; +# +# BUG#787299: Valgrind complains on a join query with two IN subqueries +# +create table t1 (a int); +insert into t1 values (1), (2), (3); +create table t2 as select * from t1; +select * from t1 A, t1 B +where A.a = B.a and A.a in (select a from t2 C) and B.a in (select a from t2 D); +a a +1 1 +2 2 +3 3 +explain +select * from t1 A, t1 B +where A.a = B.a and A.a in (select a from t2 C) and B.a in (select a from t2 D); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY A ALL NULL NULL NULL NULL 3 Start temporary +1 PRIMARY B ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) +1 PRIMARY C ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) +1 PRIMARY D ALL NULL NULL NULL NULL 3 Using where; End temporary; Using join buffer (flat, BNL join) +drop table t1, t2; +# +# BUG#784441: Abort on semijoin with a view as the inner table +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (1), (1); +CREATE TABLE t2 (a int) ; +INSERT INTO t2 VALUES (1), (1); +CREATE VIEW v1 AS SELECT 1; +EXPLAIN +SELECT * FROM t1 INNER JOIN t2 ON t2.a != 0 AND t2.a IN (SELECT * FROM v1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY <derived3> system NULL NULL NULL NULL 1 +3 DERIVED NULL NULL NULL NULL NULL NULL NULL No tables used +SELECT * FROM t1 INNER JOIN t2 ON t2.a != 0 AND t2.a IN (SELECT * FROM v1); +a a +1 1 +1 1 +1 1 +1 1 +DROP VIEW v1; +DROP TABLE t1,t2; +# +# BUG#751439 Assertion `!table->file || table->file->inited == handler::NONE' failed with subquery +# +CREATE TABLE t1 ( f10 int, f11 int) ; +INSERT IGNORE INTO t1 VALUES (0,0),(0,0); +CREATE TABLE t2 ( f11 int); +INSERT IGNORE INTO t2 VALUES (0),(0); +CREATE TABLE t3 ( f11 int) ; +INSERT IGNORE INTO t3 VALUES (0); +SELECT alias1.f11 AS field2 +FROM ( t3 AS alias2 JOIN t1 AS alias3 ON alias3.f10 = 1) +LEFT JOIN ( t2 AS alias1 ) ON alias3.f11 = 1 +WHERE alias2.f11 IN ( SELECT f11 FROM t2 ) +GROUP BY field2 ; +field2 +drop table t1, t2, t3; +# +# BUG#778406 Crash in hp_movelink with Aria engine and subqueries +# +CREATE TABLE t4 (f10 varchar(32) , KEY (f10)) ENGINE=Aria; +INSERT INTO t4 VALUES ('x'),('m'),('c'); +CREATE TABLE t1 (f11 int) ENGINE=Aria; +INSERT INTO t1 VALUES (0),(0),(0); +CREATE TABLE t2 ( f10 int) ENGINE=Aria; +INSERT INTO t2 VALUES (0),(0),(0); +CREATE TABLE t3 ( f10 int, f11 int) ENGINE=Aria; +SELECT * +FROM t4 +WHERE f10 IN +( SELECT t1.f11 +FROM t1 +LEFT JOIN t2 JOIN t3 ON t3.f10 = t2.f10 ON t3.f11 != 0 ); +f10 +x +m +c +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +drop table t1,t2,t3,t4; +# +# BUG#751484: Valgrind warning / sporadic crash in evaluate_join_record sql_select.cc:14099 with semijoin +# +CREATE TABLE t1 ( f10 int, f11 int, KEY (f10)); +INSERT IGNORE INTO t1 VALUES (0, 0),(0, 0); +CREATE TABLE t3 ( f10 int); +INSERT IGNORE INTO t3 VALUES (0); +set @tmp_751484= @@optimizer_switch; +set optimizer_switch='materialization=on'; +SELECT * FROM t1 +WHERE f11 IN ( +SELECT C_SQ1_alias1.f11 +FROM t1 AS C_SQ1_alias1 +JOIN t3 AS C_SQ1_alias2 +ON C_SQ1_alias2.f10 = C_SQ1_alias1.f10 +); +f10 f11 +0 0 +0 0 +set optimizer_switch='materialization=off'; +SELECT * FROM t1 +WHERE f11 IN ( +SELECT C_SQ1_alias1.f11 +FROM t1 AS C_SQ1_alias1 +JOIN t3 AS C_SQ1_alias2 +ON C_SQ1_alias2.f10 = C_SQ1_alias1.f10 +); +f10 f11 +0 0 +0 0 +set optimizer_switch=@tmp_751484; +drop table t1, t3; +# BUG#795530 Wrong result with subquery semijoin materialization and outer join +# Simplified testcase that uses DuplicateElimination +# +create table t1 (a int); +create table t2 (a int, b char(10)); +insert into t1 values (1),(2); +insert into t2 values (1, 'one'), (3, 'three'); +create table t3 (b char(10)); +insert into t3 values('three'),( 'four'); +insert into t3 values('three'),( 'four'); +insert into t3 values('three'),( 'four'); +insert into t3 values('three'),( 'four'); +explain select * from t3 where t3.b in (select t2.b from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 8 Using where; End temporary; Using join buffer (flat, BNL join) +select * from t3 where t3.b in (select t2.b from t1 left join t2 on t1.a=t2.a); +b +drop table t1, t2, t3; +# +# BUG#600958 RQG: Crash in optimize_semijoin_nests +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_key int(11) DEFAULT NULL, +col_date_key date DEFAULT NULL, +col_varchar_key varchar(1) DEFAULT NULL, +PRIMARY KEY (pk), +KEY col_int_key (col_int_key), +KEY col_date_key (col_date_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO t1 VALUES (10,8,'2002-02-21',NULL); +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_key int(11) DEFAULT NULL, +col_date_key date DEFAULT NULL, +col_varchar_key varchar(1) DEFAULT NULL, +PRIMARY KEY (pk), +KEY col_int_key (col_int_key), +KEY col_date_key (col_date_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +INSERT INTO t2 VALUES (1,7,'1900-01-01','f'); +SELECT col_date_key FROM t1 +WHERE 5 IN ( +SELECT SUBQUERY3_t1 .col_int_key +FROM t2 SUBQUERY3_t1 +LEFT JOIN t1 SUBQUERY3_t2 ON SUBQUERY3_t1 .col_varchar_key +); +col_date_key +drop table t2, t1; +# +# No BUG#: Duplicate weedout check is not done for outer joins +# +create table t1 (a int); +create table t2 (a int); +insert into t1 values (1),(1),(2),(2); +insert into t2 values (1); +create table t0 (a int); +insert into t0 values (1),(2); +set @tmp_20110622= @@optimizer_switch; +set optimizer_switch='firstmatch=off,loosescan=off,materialization=off'; +# Check DuplicateWeedout + join buffer +explain +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +a +1 +2 +# Check DuplicateWeedout without join buffer +set @tmp_jcl_20110622= @@join_cache_level; +set join_cache_level= 0; +explain +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +a +1 +2 +# Check FirstMatch without join buffer: +set optimizer_switch='firstmatch=on'; +explain +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +a +1 +2 +# +# Now, check the same for multiple inner tables: +alter table t2 add b int; +update t2 set b=a; +create table t3 as select * from t2; +set optimizer_switch='firstmatch=off'; +set join_cache_level= 0; +# DuplicateWeedout without join buffer +explain +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary +1 PRIMARY t3 ALL NULL NULL NULL NULL 1 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +a +1 +2 +set @@join_cache_level=@tmp_jcl_20110622; +# DuplicateWeedout + join buffer +explain +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 1 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +a +1 +2 +# Now, let the inner join side have a 'partial' match +select * from t3; +a b +1 1 +insert into t3 values(2,2); +explain +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 +1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where; End temporary +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +a +1 +2 +set @@optimizer_switch=@tmp_20110622; +drop table t0, t1, t2, t3; +# +# BUG#802965: Crash in do_copy_not_null with semijoin=on in maria-5.3 +# +set @save_802965= @@optimizer_switch; +set optimizer_switch='semijoin=on,materialization=off,firstmatch=off,loosescan=off'; +CREATE TABLE t2 ( f1 int NOT NULL , PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t2 VALUES (19),(20); +CREATE TABLE t1 ( f1 int NOT NULL , PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t1 VALUES (21),(22),(23),(24); +SELECT * +FROM t2 , t1 +WHERE t2.f1 IN +( +SELECT SQ1_alias1.f1 +FROM t1 AS SQ1_alias1 LEFT JOIN t2 AS SQ1_alias2 JOIN t2 AS SQ1_alias3 ON SQ1_alias3.f1 ON SQ1_alias3.f1 +) +AND t1.f1 = t2.f1 ; +f1 f1 +DROP TABLE t1, t2; +set optimizer_switch=@save_802965; +# +# BUG#803365: Crash in pull_out_semijoin_tables with outer join + semijoin + derived tables in maria-5.3 with WL#106 +# +CREATE TABLE t1 ( f1 int) ; +INSERT INTO t1 VALUES (1),(1); +CREATE TABLE t2 ( f2 int) ; +INSERT INTO t2 VALUES (1),(1); +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (1),(1); +SELECT * +FROM t1 +WHERE t1.f1 IN ( +SELECT t2.f2 +FROM t2 +LEFT JOIN ( +SELECT * +FROM t3 +) AS alias1 +ON alias1.f3 = t2.f2 +); +f1 +1 +1 +DROP TABLE t1,t2,t3; +# +# BUG#611704: Crash in replace_where_subcondition with nested subquery and semijoin=on +# +CREATE TABLE t1 ( f1 int) ; +CREATE TABLE t2 ( f1 int) ; +CREATE TABLE t3 ( f1 int) ; +SELECT * FROM ( +SELECT t3.* +FROM t2 STRAIGHT_JOIN t3 +ON t3.f1 +AND (t3.f1 ) IN ( +SELECT t1.f1 +FROM t1 +) +) AS alias1; +f1 +DROP TABLE t1,t2,t3; +# BUG#611704: another testcase: +CREATE TABLE t1 ( f1 int(11), f3 varchar(1), f4 varchar(1)) ; +CREATE TABLE t2 ( f2 int(11), KEY (f2)); +CREATE TABLE t3 ( f4 varchar(1)) ; +PREPARE st1 FROM ' +SELECT * +FROM t1 +STRAIGHT_JOIN ( t2 STRAIGHT_JOIN t3 ON t2.f2 ) +ON (t1.f3) IN ( SELECT f4 FROM t1 ) +'; +EXECUTE st1; +f1 f3 f4 f2 f4 +DROP TABLE t1,t2,t3; +# +# BUG#803457: Wrong result with semijoin + view + outer join in maria-5.3-subqueries-mwl90 +# (Original testcase) +# +CREATE TABLE t1 (f1 int, f2 int ); +INSERT INTO t1 VALUES (2,0),(4,0),(0,NULL); +CREATE TABLE t2 (f2 int, f3 int ); +INSERT INTO t2 VALUES (NULL,NULL),(0,0); +CREATE TABLE t3 ( f1 int, f3 int ); +INSERT INTO t3 VALUES (2,0),(4,0),(0,NULL),(4,0),(8,0); +CREATE TABLE t4 ( f2 int, KEY (f2) ); +INSERT INTO t4 VALUES (0),(NULL); +CREATE VIEW v4 AS SELECT DISTINCT f2 FROM t4 ; +# The following must not have outer joins: +explain extended +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE t2.f3 IN (SELECT * FROM t4); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +1 PRIMARY t4 ref f2 f2 5 test.t2.f3 2 100.00 Using index; FirstMatch(t2) +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2`,`test`.`t2`.`f3` AS `f3`,`test`.`t3`.`f3` AS `f3` from `test`.`t1` semi join (`test`.`t4`) join `test`.`t2` join `test`.`t3` where ((`test`.`t1`.`f2` = `test`.`t2`.`f2`) and (`test`.`t3`.`f1` = `test`.`t1`.`f1`) and (`test`.`t4`.`f2` = `test`.`t2`.`f3`)) +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE t2.f3 IN (SELECT * FROM t4); +f1 f2 f3 f3 +2 0 0 0 +4 0 0 0 +4 0 0 0 +drop view v4; +drop table t1, t2, t3, t4; +# +# BUG#803303: Wrong result with semijoin=on, outer join in maria-5.3-subqueries-mwl90 +# +# Testcase#1: +set @tmp803303= @@optimizer_switch; +set optimizer_switch = 'semijoin=on,materialization=off,firstmatch=off,loosescan=off'; +CREATE TABLE t2 ( f1 int) ; +INSERT IGNORE INTO t2 VALUES (6),(8); +CREATE TABLE t1 ( f1 int, f2 int, f3 int) ; +INSERT IGNORE INTO t1 VALUES (8,0,0),(7,0,0),(9,0,0); +SELECT alias2.f1 +FROM t2 AS alias1 +LEFT JOIN ( t1 AS alias2 JOIN t1 AS alias3 ON alias3.f2 = alias2.f3 ) +ON alias3.f2 = alias2.f2 +WHERE alias2.f1 IN ( SELECT f1 FROM t2 AS alias4 ) ; +f1 +8 +8 +8 +8 +8 +8 +drop table t1,t2; +set optimizer_switch= @tmp803303; +# Testcase #2: +CREATE TABLE t1 ( f10 int) ; +INSERT INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f10 int, f11 varchar(1)) ; +INSERT INTO t2 VALUES (0,'a'),(0,'b'); +CREATE TABLE t3 ( f10 int) ; +INSERT INTO t3 VALUES (0),(0),(0),(0),(0); +CREATE TABLE t4 ( f10 varchar(1), f11 int) ; +INSERT INTO t4 VALUES ('a',0),('b',0); +SELECT * FROM t1 +LEFT JOIN ( t2 JOIN t3 ON t3.f10 = t2.f10 ) ON t1.f10 = t2.f10 +WHERE t2.f10 IN ( +SELECT t4.f11 +FROM t4 +WHERE t4.f10 != t2.f11 +); +f10 f10 f11 f10 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +drop table t1,t2,t3,t4; +# +# BUG#803457: Wrong result with semijoin + view + outer join in maria-5.3-subqueries-mwl90 +# +set @tmp803457=@@optimizer_switch; +set optimizer_switch='materialization=off'; +CREATE TABLE t1 (f1 int, f2 int ); +INSERT INTO t1 VALUES (2,0),(4,0),(0,NULL); +CREATE TABLE t2 (f2 int, f3 int ); +INSERT INTO t2 VALUES (NULL,NULL),(0,0); +CREATE TABLE t3 ( f1 int, f3 int ); +INSERT INTO t3 VALUES (2,0),(4,0),(0,NULL),(4,0),(8,0); +CREATE TABLE t4 ( f2 int); +INSERT INTO t4 VALUES (0),(NULL); +# The following uses Duplicate Weedout, and "End temporary" must not be +# in the middle of the inner side of an outer join: +explain +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where +1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where +1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3 ) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4); +f1 f2 f3 f3 +2 0 0 0 +4 0 0 0 +4 0 0 0 +0 NULL NULL NULL +DROP TABLE t1, t2, t3, t4; +set @tmp803457=@@optimizer_switch; +# +# BUG#818280: crash in do_copy_not_null() in maria-5.3 with semijoin +# +CREATE TABLE t1 ( c1 int NOT NULL , c2 int NOT NULL, PRIMARY KEY (c1)) ; +INSERT IGNORE INTO t1 VALUES (2,7),(1,3),(5,6); +CREATE TABLE t3 ( c1 int NOT NULL , c2 int NOT NULL, PRIMARY KEY (c1)) ; +INSERT IGNORE INTO t3 VALUES (2,7),(1,3),(5,6); +CREATE TABLE t2 ( c1 int NOT NULL , c5 int NOT NULL ); +INSERT IGNORE INTO t2 VALUES (2,2),(2,2),(5,6); +SELECT * FROM t1 WHERE c1 IN ( SELECT t3.c1 FROM t3 LEFT JOIN t2 ON t2 .c1 = t3 .c1 WHERE t2.c5 != 0 ); +c1 c2 +2 7 +5 6 +DROP TABLE t1, t2, t3; +set optimizer_switch=@subselect_sj_tmp; diff --git a/mysql-test/r/subselect_sj2.result b/mysql-test/r/subselect_sj2.result index 00c62920fce..ce16f3b95ba 100644 --- a/mysql-test/r/subselect_sj2.result +++ b/mysql-test/r/subselect_sj2.result @@ -1,3 +1,6 @@ +set @subselect_sj2_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; drop table if exists t0, t1, t2, t3; drop view if exists v1; create table t0 (a int); @@ -32,9 +35,8 @@ a b 9 5 explain select * from t2 where b in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 3 -1 PRIMARY t2 ref b b 5 test.t1.a 2 -2 SUBQUERY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Start temporary +1 PRIMARY t2 ref b b 5 test.t1.a 2 End temporary select * from t2 where b in (select a from t1); a b 1 1 @@ -51,8 +53,8 @@ primary key(pk1, pk2, pk3) insert into t3 select a,a, a,a,a from t0; explain select * from t3 where b in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t3 ALL b NULL NULL NULL 10 -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; FirstMatch(t3) +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Start temporary +1 PRIMARY t3 ref b b 5 test.t1.a 1 End temporary select * from t3 where b in (select a from t1); a b pk1 pk2 pk3 1 1 1 1 1 @@ -74,9 +76,8 @@ A.a + 10*B.a, A.a + 10*B.a, A.a + 10*B.a, A.a + 10*B.a from t0 A, t0 B where B.a <5; explain select * from t3 where b in (select a from t0); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref b b 5 test.t0.a 1 -2 SUBQUERY t0 ALL NULL NULL NULL NULL 10 +1 PRIMARY t0 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t3 ref b b 5 test.t0.a 1 End temporary select * from t3 where b in (select A.a+B.a from t0 A, t0 B where B.a<5); a b pk1 pk2 0 0 0 0 @@ -97,9 +98,8 @@ set join_buffer_size= @save_join_buffer_size; set max_heap_table_size= @save_max_heap_table_size; explain select * from t1 where a in (select b from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY t2 index b b 5 NULL 10 Using index +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +1 PRIMARY t2 ref b b 5 test.t1.a 2 Using index; FirstMatch(t1) select * from t1; a b 1 1 @@ -126,9 +126,8 @@ explain select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 22 -1 PRIMARY ot ALL NULL NULL NULL NULL 32 Using where; Using join buffer -2 SUBQUERY it ALL NULL NULL NULL NULL 22 +1 PRIMARY it ALL NULL NULL NULL NULL 22 Start temporary +1 PRIMARY ot ALL NULL NULL NULL NULL 32 Using where; End temporary; Using join buffer (flat, BNL join) select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); @@ -160,8 +159,7 @@ a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY ot ALL NULL NULL NULL NULL 22 -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY it ALL NULL NULL NULL NULL 32 +1 PRIMARY it ALL NULL NULL NULL NULL 32 Using where; FirstMatch(ot) select a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); @@ -194,9 +192,8 @@ explain select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 22 -1 PRIMARY ot ALL NULL NULL NULL NULL 52 Using where; Using join buffer -2 SUBQUERY it ALL NULL NULL NULL NULL 22 +1 PRIMARY it ALL NULL NULL NULL NULL 22 Start temporary +1 PRIMARY ot ALL NULL NULL NULL NULL 52 Using where; End temporary; Using join buffer (flat, BNL join) select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); @@ -228,8 +225,7 @@ a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY ot ALL NULL NULL NULL NULL 22 -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY it ALL NULL NULL NULL NULL 52 +1 PRIMARY it ALL NULL NULL NULL NULL 52 Using where; FirstMatch(ot) select a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); @@ -268,10 +264,10 @@ explain select * from t0 where a in (select t2.a+t3.a from t1 left join (t2 join t3) on t2.a=t1.a and t3.a=t1.a); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 10 Start temporary -1 PRIMARY t1 index NULL a 5 NULL 10 Using index; Using join buffer +1 PRIMARY t0 ALL NULL NULL NULL NULL 10 +1 PRIMARY t1 index a a 5 NULL 10 Using where; Using index 1 PRIMARY t2 ref a a 5 test.t1.a 1 Using index -1 PRIMARY t3 ref a a 5 test.t1.a 1 Using where; Using index; End temporary +1 PRIMARY t3 ref a a 5 test.t1.a 1 Using index; FirstMatch(t0) drop table t0, t1,t2,t3; CREATE TABLE t1 ( ID int(11) NOT NULL auto_increment, @@ -299,6 +295,8 @@ Percentage float(3,1) NOT NULL default '0.0', PRIMARY KEY (Country, Language), INDEX (Percentage) ); +set @bug35674_save_optimizer_switch=@@optimizer_switch; +set optimizer_switch='materialization=off'; EXPLAIN SELECT Name FROM t2 WHERE t2.Code IN (SELECT Country FROM t1 WHERE Population > 5000000) @@ -307,9 +305,10 @@ t2.Code IN (SELECT Country FROM t3 WHERE Language='English' AND Percentage > 10 AND t2.Population > 100000); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Using MRR -1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where -1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t3.Country 1 Using index condition; Using where +1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Rowid-ordered scan; Start temporary +1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where +1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; End temporary +set optimizer_switch=@bug35674_save_optimizer_switch; DROP TABLE t1,t2,t3; CREATE TABLE t1 ( Code char(3) NOT NULL DEFAULT '', @@ -345,8 +344,7 @@ WHERE t1.Code IN ( SELECT t2.CountryCode FROM t2 WHERE Population > 5000000); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 31 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 -2 SUBQUERY t2 ALL CountryCode NULL NULL NULL 545 Using where +1 PRIMARY t2 ref CountryCode CountryCode 3 test.t1.Code 18 Using where; FirstMatch(t1) SELECT Name FROM t1 WHERE t1.Code IN ( SELECT t2.CountryCode FROM t2 WHERE Population > 5000000); @@ -356,6 +354,10 @@ Canada China Czech Republic drop table t1, t2; +drop procedure if exists p1; +drop procedure if exists p2; +drop procedure if exists p3; +drop procedure if exists p4; CREATE TABLE t1(a INT); CREATE TABLE t2(c INT); CREATE PROCEDURE p1(v1 int) @@ -422,7 +424,7 @@ explain extended select * from t0 where t0.a in ( select t1.a from t1,t2 where t2.a=t0.a and t1.b=t2.b); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 5 100.00 +1 PRIMARY t0 ALL NULL NULL NULL NULL 5 100.00 Using where 1 PRIMARY t1 ref a a 5 test.t0.a 1 100.00 Start temporary 1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t0.a 1 100.00 Using where; End temporary Warnings: @@ -688,9 +690,8 @@ alter table t3 add primary key(id), add key(a); The following must use loose index scan over t3, key a: explain select count(a) from t2 where a in ( SELECT a FROM t3); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 index a a 5 NULL 1000 Using index -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY t3 index a a 5 NULL 30000 Using index +1 PRIMARY t2 index a a 5 NULL 1000 Using where; Using index +1 PRIMARY t3 ref a a 5 test.t2.a 30 Using index; FirstMatch(t2) select count(a) from t2 where a in ( SELECT a FROM t3); count(a) 1000 @@ -720,3 +721,27 @@ id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where 1 PRIMARY t3 ALL NULL NULL NULL NULL 2 FirstMatch(t2) drop table t2, t3; +# +# BUG#761598: InnoDB: Error: row_search_for_mysql() is called without ha_innobase::external_lock() in maria-5.3 +# +CREATE TABLE t1 ( f1 int NOT NULL , f10 int) ; +INSERT IGNORE INTO t1 VALUES (25,0),(29,0); +CREATE TABLE t2 ( f10 int) ENGINE=InnoDB; +CREATE TABLE t3 ( f11 int) ; +INSERT IGNORE INTO t3 VALUES (0); +SELECT alias1.f10 AS field2 +FROM t2 AS alias1 +JOIN ( +t3 AS alias2 +JOIN t1 AS alias3 +ON alias3.f10 +) ON alias3.f1 +WHERE alias2.f11 IN ( +SELECT SQ4_alias1.f10 +FROM t1 AS SQ4_alias1 +LEFT JOIN t2 AS SQ4_alias3 ON SQ4_alias3.f10 +) +GROUP BY field2; +field2 +drop table t1, t2, t3; +set optimizer_switch=@subselect_sj2_tmp; diff --git a/mysql-test/r/subselect_sj2_jcl6.result b/mysql-test/r/subselect_sj2_jcl6.result index 8e3ec975b35..4489b0dad25 100644 --- a/mysql-test/r/subselect_sj2_jcl6.result +++ b/mysql-test/r/subselect_sj2_jcl6.result @@ -1,7 +1,15 @@ +set @save_optimizer_switch_jcl6=@@optimizer_switch; +set @@optimizer_switch='optimize_join_buffer_size=on'; +set @@optimizer_switch='semijoin_with_cache=on'; +set @@optimizer_switch='outer_join_with_cache=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set join_cache_level=6; show variables like 'join_cache_level'; Variable_name Value join_cache_level 6 +set @subselect_sj2_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; drop table if exists t0, t1, t2, t3; drop view if exists v1; create table t0 (a int); @@ -36,9 +44,8 @@ a b 9 5 explain select * from t2 where b in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 3 -1 PRIMARY t2 ref b b 5 test.t1.a 2 Using join buffer -2 SUBQUERY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Start temporary +1 PRIMARY t2 ref b b 5 test.t1.a 2 End temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select * from t2 where b in (select a from t1); a b 1 1 @@ -55,8 +62,8 @@ primary key(pk1, pk2, pk3) insert into t3 select a,a, a,a,a from t0; explain select * from t3 where b in (select a from t1); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t3 ALL b NULL NULL NULL 10 -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; FirstMatch(t3); Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Start temporary +1 PRIMARY t3 ref b b 5 test.t1.a 1 End temporary; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan select * from t3 where b in (select a from t1); a b pk1 pk2 pk3 1 1 1 1 1 @@ -78,9 +85,8 @@ A.a + 10*B.a, A.a + 10*B.a, A.a + 10*B.a, A.a + 10*B.a from t0 A, t0 B where B.a <5; explain select * from t3 where b in (select a from t0); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 10 -1 PRIMARY t3 ref b b 5 test.t0.a 1 -2 SUBQUERY t0 ALL NULL NULL NULL NULL 10 +1 PRIMARY t0 ALL NULL NULL NULL NULL 10 Using where; Start temporary +1 PRIMARY t3 ref b b 5 test.t0.a 1 End temporary; (flat, BKA join); Key-ordered Rowid-ordered scan select * from t3 where b in (select A.a+B.a from t0 A, t0 B where B.a<5); a b pk1 pk2 0 0 0 0 @@ -101,9 +107,8 @@ set join_buffer_size= @save_join_buffer_size; set max_heap_table_size= @save_max_heap_table_size; explain select * from t1 where a in (select b from t2); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY t2 index b b 5 NULL 10 Using index +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +1 PRIMARY t2 ref b b 5 test.t1.a 2 Using index; FirstMatch(t1) select * from t1; a b 1 1 @@ -130,9 +135,8 @@ explain select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 22 -1 PRIMARY ot ALL NULL NULL NULL NULL 32 Using where; Using join buffer -2 SUBQUERY it ALL NULL NULL NULL NULL 22 +1 PRIMARY it ALL NULL NULL NULL NULL 22 Using where; Start temporary +1 PRIMARY ot hash_ALL NULL #hash#$hj 5 test.it.a 32 Using where; End temporary; Using join buffer (flat, BNLH join) select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); @@ -164,8 +168,7 @@ a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY ot ALL NULL NULL NULL NULL 22 -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY it ALL NULL NULL NULL NULL 32 +1 PRIMARY it ALL NULL NULL NULL NULL 32 Using where; FirstMatch(ot); Using join buffer (flat, BNL join) select a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); @@ -189,8 +192,8 @@ a mid(filler1, 1,10) length(filler1)=length(filler2) 16 filler1234 1 17 filler1234 1 18 filler1234 1 -19 filler1234 1 3 duplicate 1 +19 filler1234 1 19 duplicate 1 insert into t1 select a+20, 'filler123456', 'filler123456' from t0; insert into t1 select a+20, 'filler123456', 'filler123456' from t0; @@ -198,9 +201,8 @@ explain select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY subselect2 ALL unique_key NULL NULL NULL 22 -1 PRIMARY ot ALL NULL NULL NULL NULL 52 Using where; Using join buffer -2 SUBQUERY it ALL NULL NULL NULL NULL 22 +1 PRIMARY it ALL NULL NULL NULL NULL 22 Using where; Start temporary +1 PRIMARY ot hash_ALL NULL #hash#$hj 5 test.it.a 52 Using where; End temporary; Using join buffer (flat, BNLH join) select a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z from t1 ot where a in (select a from t2 it); @@ -232,8 +234,7 @@ a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY ot ALL NULL NULL NULL NULL 22 -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY it ALL NULL NULL NULL NULL 52 +1 PRIMARY it ALL NULL NULL NULL NULL 52 Using where; FirstMatch(ot); Using join buffer (flat, BNL join) select a, mid(filler1, 1,10), length(filler1)=length(filler2) from t2 ot where a in (select a from t1 it); @@ -257,8 +258,8 @@ a mid(filler1, 1,10) length(filler1)=length(filler2) 16 filler1234 1 17 filler1234 1 18 filler1234 1 -19 filler1234 1 3 duplicate 1 +19 filler1234 1 19 duplicate 1 drop table t1, t2; create table t1 (a int, b int, key(a)); @@ -272,10 +273,10 @@ explain select * from t0 where a in (select t2.a+t3.a from t1 left join (t2 join t3) on t2.a=t1.a and t3.a=t1.a); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 10 Start temporary -1 PRIMARY t1 index NULL a 5 NULL 10 Using index; Using join buffer +1 PRIMARY t0 ALL NULL NULL NULL NULL 10 +1 PRIMARY t1 index a a 5 NULL 10 Using where; Using index 1 PRIMARY t2 ref a a 5 test.t1.a 1 Using index -1 PRIMARY t3 ref a a 5 test.t1.a 1 Using where; Using index; End temporary +1 PRIMARY t3 ref a a 5 test.t1.a 1 Using index; FirstMatch(t0) drop table t0, t1,t2,t3; CREATE TABLE t1 ( ID int(11) NOT NULL auto_increment, @@ -303,6 +304,8 @@ Percentage float(3,1) NOT NULL default '0.0', PRIMARY KEY (Country, Language), INDEX (Percentage) ); +set @bug35674_save_optimizer_switch=@@optimizer_switch; +set optimizer_switch='materialization=off'; EXPLAIN SELECT Name FROM t2 WHERE t2.Code IN (SELECT Country FROM t1 WHERE Population > 5000000) @@ -311,9 +314,10 @@ t2.Code IN (SELECT Country FROM t3 WHERE Language='English' AND Percentage > 10 AND t2.Population > 100000); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Using MRR -1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; Using join buffer -1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t3.Country 1 Using index condition(BKA); Using where; Using join buffer +1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Rowid-ordered scan; Start temporary +1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; End temporary; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan +set optimizer_switch=@bug35674_save_optimizer_switch; DROP TABLE t1,t2,t3; CREATE TABLE t1 ( Code char(3) NOT NULL DEFAULT '', @@ -349,8 +353,7 @@ WHERE t1.Code IN ( SELECT t2.CountryCode FROM t2 WHERE Population > 5000000); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 31 -1 PRIMARY subselect2 eq_ref unique_key unique_key 3 func 1 -2 SUBQUERY t2 ALL CountryCode NULL NULL NULL 545 Using where +1 PRIMARY t2 ref CountryCode CountryCode 3 test.t1.Code 18 Using where; FirstMatch(t1); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan SELECT Name FROM t1 WHERE t1.Code IN ( SELECT t2.CountryCode FROM t2 WHERE Population > 5000000); @@ -360,6 +363,10 @@ Canada China Czech Republic drop table t1, t2; +drop procedure if exists p1; +drop procedure if exists p2; +drop procedure if exists p3; +drop procedure if exists p4; CREATE TABLE t1(a INT); CREATE TABLE t2(c INT); CREATE PROCEDURE p1(v1 int) @@ -426,9 +433,9 @@ explain extended select * from t0 where t0.a in ( select t1.a from t1,t2 where t2.a=t0.a and t1.b=t2.b); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 5 100.00 Start temporary -1 PRIMARY t1 ref a a 5 test.t0.a 1 100.00 Using join buffer -1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t0.a 1 100.00 Using where; End temporary; Using join buffer +1 PRIMARY t0 ALL NULL NULL NULL NULL 5 100.00 Using where; Start temporary +1 PRIMARY t1 ref a a 5 test.t0.a 1 100.00 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t0.a 1 100.00 Using where; End temporary; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan Warnings: Note 1276 Field or reference 'test.t0.a' of SELECT #2 was resolved in SELECT #1 Note 1003 select `test`.`t0`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) join `test`.`t0` where ((`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t1`.`a` = `test`.`t0`.`a`) and (`test`.`t2`.`a` = `test`.`t0`.`a`)) @@ -581,7 +588,7 @@ explain select * from t1 left join t2 on (t2.a= t1.a and t2.a in (select pk from t3)); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 -1 PRIMARY t2 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 PRIMARY t2 hash_ALL NULL #hash#$hj 5 test.t1.a 3 Using where; Using join buffer (flat, BNLH join) 2 DEPENDENT SUBQUERY t3 unique_subquery PRIMARY PRIMARY 4 func 1 Using index drop table t0, t1, t2, t3; create table t1 (a int); @@ -694,9 +701,8 @@ alter table t3 add primary key(id), add key(a); The following must use loose index scan over t3, key a: explain select count(a) from t2 where a in ( SELECT a FROM t3); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t2 index a a 5 NULL 1000 Using index -1 PRIMARY subselect2 eq_ref unique_key unique_key 5 func 1 -2 SUBQUERY t3 index a a 5 NULL 30000 Using index +1 PRIMARY t2 index a a 5 NULL 1000 Using where; Using index +1 PRIMARY t3 ref a a 5 test.t2.a 30 Using index; FirstMatch(t2) select count(a) from t2 where a in ( SELECT a FROM t3); count(a) 1000 @@ -722,11 +728,36 @@ c2 in (select 1 from t3, t2) and c1 in (select convert(c6,char(1)) from t2); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where -1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using join buffer -1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; Using join buffer -1 PRIMARY t3 ALL NULL NULL NULL NULL 2 FirstMatch(t2); Using join buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (incremental, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 2 FirstMatch(t2); Using join buffer (incremental, BNL join) drop table t2, t3; +# +# BUG#761598: InnoDB: Error: row_search_for_mysql() is called without ha_innobase::external_lock() in maria-5.3 +# +CREATE TABLE t1 ( f1 int NOT NULL , f10 int) ; +INSERT IGNORE INTO t1 VALUES (25,0),(29,0); +CREATE TABLE t2 ( f10 int) ENGINE=InnoDB; +CREATE TABLE t3 ( f11 int) ; +INSERT IGNORE INTO t3 VALUES (0); +SELECT alias1.f10 AS field2 +FROM t2 AS alias1 +JOIN ( +t3 AS alias2 +JOIN t1 AS alias3 +ON alias3.f10 +) ON alias3.f1 +WHERE alias2.f11 IN ( +SELECT SQ4_alias1.f10 +FROM t1 AS SQ4_alias1 +LEFT JOIN t2 AS SQ4_alias3 ON SQ4_alias3.f10 +) +GROUP BY field2; +field2 +drop table t1, t2, t3; +set optimizer_switch=@subselect_sj2_tmp; set join_cache_level=default; show variables like 'join_cache_level'; Variable_name Value join_cache_level 1 +set @@optimizer_switch=@save_optimizer_switch_jcl6; diff --git a/mysql-test/r/subselect_sj2_mat.result b/mysql-test/r/subselect_sj2_mat.result new file mode 100644 index 00000000000..5a5d0065d64 --- /dev/null +++ b/mysql-test/r/subselect_sj2_mat.result @@ -0,0 +1,767 @@ +set optimizer_switch='materialization=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @subselect_sj2_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +drop table if exists t0, t1, t2, t3; +drop view if exists v1; +create table t0 (a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1 ( +a int, +b int +); +insert into t1 values (1,1),(1,1),(2,2); +create table t2 ( +a int, +b int, +key(b) +); +insert into t2 select a, a/2 from t0; +select * from t1; +a b +1 1 +1 1 +2 2 +select * from t2; +a b +0 0 +1 1 +2 1 +3 2 +4 2 +5 3 +6 3 +7 4 +8 4 +9 5 +explain select * from t2 where b in (select a from t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 3 +1 PRIMARY t2 ref b b 5 test.t1.a 2 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 3 Using where +select * from t2 where b in (select a from t1); +a b +1 1 +2 1 +3 2 +4 2 +create table t3 ( +a int, +b int, +key(b), +pk1 char(200), pk2 char(200), pk3 char(200), +primary key(pk1, pk2, pk3) +) engine=innodb; +insert into t3 select a,a, a,a,a from t0; +explain select * from t3 where b in (select a from t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t3 ALL b NULL NULL NULL 10 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 3 +select * from t3 where b in (select a from t1); +a b pk1 pk2 pk3 +1 1 1 1 1 +2 2 2 2 2 +set @save_max_heap_table_size= @@max_heap_table_size; +set max_heap_table_size=16384; +set @save_join_buffer_size = @@join_buffer_size; +set join_buffer_size= 8000; +drop table t3; +create table t3 ( +a int, +b int, +key(b), +pk1 char(200), pk2 char(200), +primary key(pk1, pk2) +) engine=innodb; +insert into t3 select +A.a + 10*B.a, A.a + 10*B.a, A.a + 10*B.a, A.a + 10*B.a +from t0 A, t0 B where B.a <5; +explain select * from t3 where b in (select a from t0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 10 +1 PRIMARY t3 ref b b 5 test.t0.a 1 +2 SUBQUERY t0 ALL NULL NULL NULL NULL 10 Using where +set @save_ecp= @@engine_condition_pushdown; +set engine_condition_pushdown=0; +select * from t3 where b in (select A.a+B.a from t0 A, t0 B where B.a<5); +a b pk1 pk2 +0 0 0 0 +1 1 1 1 +2 2 2 2 +3 3 3 3 +4 4 4 4 +5 5 5 5 +6 6 6 6 +7 7 7 7 +8 8 8 8 +9 9 9 9 +10 10 10 10 +11 11 11 11 +12 12 12 12 +13 13 13 13 +set engine_condition_pushdown=@save_ecp; +set join_buffer_size= @save_join_buffer_size; +set max_heap_table_size= @save_max_heap_table_size; +explain select * from t1 where a in (select b from t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY t2 index b b 5 NULL 10 Using index +select * from t1; +a b +1 1 +1 1 +2 2 +select * from t1 where a in (select b from t2); +a b +1 1 +1 1 +2 2 +drop table t1, t2, t3; +set @save_join_buffer_size = @@join_buffer_size; +set join_buffer_size= 8000; +create table t1 (a int, filler1 binary(200), filler2 binary(200)); +insert into t1 select a, 'filler123456', 'filler123456' from t0; +insert into t1 select a+10, 'filler123456', 'filler123456' from t0; +create table t2 as select * from t1; +insert into t1 select a+20, 'filler123456', 'filler123456' from t0; +insert into t1 values (2, 'duplicate ok', 'duplicate ok'); +insert into t1 values (18, 'duplicate ok', 'duplicate ok'); +insert into t2 values (3, 'duplicate ok', 'duplicate ok'); +insert into t2 values (19, 'duplicate ok', 'duplicate ok'); +explain select +a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z +from t1 ot where a in (select a from t2 it); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 22 +1 PRIMARY ot ALL NULL NULL NULL NULL 32 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY it ALL NULL NULL NULL NULL 22 +select +a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z +from t1 ot where a in (select a from t2 it); +a mid(filler1, 1,10) Z +0 filler1234 1 +1 filler1234 1 +2 filler1234 1 +3 filler1234 1 +4 filler1234 1 +5 filler1234 1 +6 filler1234 1 +7 filler1234 1 +8 filler1234 1 +9 filler1234 1 +10 filler1234 1 +11 filler1234 1 +12 filler1234 1 +13 filler1234 1 +14 filler1234 1 +15 filler1234 1 +16 filler1234 1 +17 filler1234 1 +18 filler1234 1 +19 filler1234 1 +2 duplicate 1 +18 duplicate 1 +explain select +a, mid(filler1, 1,10), length(filler1)=length(filler2) +from t2 ot where a in (select a from t1 it); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY ot ALL NULL NULL NULL NULL 22 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY it ALL NULL NULL NULL NULL 32 +select +a, mid(filler1, 1,10), length(filler1)=length(filler2) +from t2 ot where a in (select a from t1 it); +a mid(filler1, 1,10) length(filler1)=length(filler2) +0 filler1234 1 +1 filler1234 1 +2 filler1234 1 +3 filler1234 1 +4 filler1234 1 +5 filler1234 1 +6 filler1234 1 +7 filler1234 1 +8 filler1234 1 +9 filler1234 1 +10 filler1234 1 +11 filler1234 1 +12 filler1234 1 +13 filler1234 1 +14 filler1234 1 +15 filler1234 1 +16 filler1234 1 +17 filler1234 1 +18 filler1234 1 +19 filler1234 1 +3 duplicate 1 +19 duplicate 1 +insert into t1 select a+20, 'filler123456', 'filler123456' from t0; +insert into t1 select a+20, 'filler123456', 'filler123456' from t0; +explain select +a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z +from t1 ot where a in (select a from t2 it); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 22 +1 PRIMARY ot ALL NULL NULL NULL NULL 52 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY it ALL NULL NULL NULL NULL 22 +select +a, mid(filler1, 1,10), length(filler1)=length(filler2) as Z +from t1 ot where a in (select a from t2 it); +a mid(filler1, 1,10) Z +0 filler1234 1 +1 filler1234 1 +2 filler1234 1 +3 filler1234 1 +4 filler1234 1 +5 filler1234 1 +6 filler1234 1 +7 filler1234 1 +8 filler1234 1 +9 filler1234 1 +10 filler1234 1 +11 filler1234 1 +12 filler1234 1 +13 filler1234 1 +14 filler1234 1 +15 filler1234 1 +16 filler1234 1 +17 filler1234 1 +18 filler1234 1 +19 filler1234 1 +2 duplicate 1 +18 duplicate 1 +explain select +a, mid(filler1, 1,10), length(filler1)=length(filler2) +from t2 ot where a in (select a from t1 it); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY ot ALL NULL NULL NULL NULL 22 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY it ALL NULL NULL NULL NULL 52 +select +a, mid(filler1, 1,10), length(filler1)=length(filler2) +from t2 ot where a in (select a from t1 it); +a mid(filler1, 1,10) length(filler1)=length(filler2) +0 filler1234 1 +1 filler1234 1 +2 filler1234 1 +3 filler1234 1 +4 filler1234 1 +5 filler1234 1 +6 filler1234 1 +7 filler1234 1 +8 filler1234 1 +9 filler1234 1 +10 filler1234 1 +11 filler1234 1 +12 filler1234 1 +13 filler1234 1 +14 filler1234 1 +15 filler1234 1 +16 filler1234 1 +17 filler1234 1 +18 filler1234 1 +19 filler1234 1 +3 duplicate 1 +19 duplicate 1 +drop table t1, t2; +create table t1 (a int, b int, key(a)); +create table t2 (a int, b int, key(a)); +create table t3 (a int, b int, key(a)); +insert into t1 select a,a from t0; +insert into t2 select a,a from t0; +insert into t3 select a,a from t0; +t2 and t3 must be use 'ref', not 'ALL': +explain select * +from t0 where a in +(select t2.a+t3.a from t1 left join (t2 join t3) on t2.a=t1.a and t3.a=t1.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 10 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 9 func 1 +2 SUBQUERY t1 index a a 5 NULL 10 Using where; Using index +2 SUBQUERY t2 ref a a 5 test.t1.a 1 Using index +2 SUBQUERY t3 ref a a 5 test.t1.a 1 Using index +drop table t0, t1,t2,t3; +CREATE TABLE t1 ( +ID int(11) NOT NULL auto_increment, +Name char(35) NOT NULL default '', +Country char(3) NOT NULL default '', +Population int(11) NOT NULL default '0', +PRIMARY KEY (ID), +INDEX (Population), +INDEX (Country) +); +CREATE TABLE t2 ( +Code char(3) NOT NULL default '', +Name char(52) NOT NULL default '', +SurfaceArea float(10,2) NOT NULL default '0.00', +Population int(11) NOT NULL default '0', +Capital int(11) default NULL, +PRIMARY KEY (Code), +UNIQUE INDEX (Name), +INDEX (Population) +); +CREATE TABLE t3 ( +Country char(3) NOT NULL default '', +Language char(30) NOT NULL default '', +Percentage float(3,1) NOT NULL default '0.0', +PRIMARY KEY (Country, Language), +INDEX (Percentage) +); +set @bug35674_save_optimizer_switch=@@optimizer_switch; +set optimizer_switch='materialization=off'; +EXPLAIN +SELECT Name FROM t2 +WHERE t2.Code IN (SELECT Country FROM t1 WHERE Population > 5000000) +AND +t2.Code IN (SELECT Country FROM t3 +WHERE Language='English' AND Percentage > 10 AND +t2.Population > 100000); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 range Population,Country Population 4 NULL 1 Using index condition; Rowid-ordered scan; Start temporary +1 PRIMARY t2 eq_ref PRIMARY,Population PRIMARY 3 test.t1.Country 1 Using where +1 PRIMARY t3 eq_ref PRIMARY,Percentage PRIMARY 33 test.t1.Country,const 1 Using index condition; Using where; End temporary +set optimizer_switch=@bug35674_save_optimizer_switch; +DROP TABLE t1,t2,t3; +CREATE TABLE t1 ( +Code char(3) NOT NULL DEFAULT '', +Name char(52) NOT NULL DEFAULT '', +Continent enum('Asia','Europe','North America','Africa','Oceania','Antarctica','South America') NOT NULL DEFAULT 'Asia', +Region char(26) NOT NULL DEFAULT '', +SurfaceArea float(10,2) NOT NULL DEFAULT '0.00', +IndepYear smallint(6) DEFAULT NULL, +Population int(11) NOT NULL DEFAULT '0', +LifeExpectancy float(3,1) DEFAULT NULL, +GNP float(10,2) DEFAULT NULL, +GNPOld float(10,2) DEFAULT NULL, +LocalName char(45) NOT NULL DEFAULT '', +GovernmentForm char(45) NOT NULL DEFAULT '', +HeadOfState char(60) DEFAULT NULL, +Capital int(11) DEFAULT NULL, +Code2 char(2) NOT NULL DEFAULT '', +PRIMARY KEY (Code) +); +CREATE TABLE t2 ( +ID int(11) NOT NULL AUTO_INCREMENT, +Name char(35) NOT NULL DEFAULT '', +CountryCode char(3) NOT NULL DEFAULT '', +District char(20) NOT NULL DEFAULT '', +Population int(11) NOT NULL DEFAULT '0', +PRIMARY KEY (ID), +KEY CountryCode (CountryCode) +); +Fill the table with test data +This must not use LooseScan: +EXPLAIN SELECT Name FROM t1 +WHERE t1.Code IN ( +SELECT t2.CountryCode FROM t2 WHERE Population > 5000000); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL PRIMARY NULL NULL NULL 31 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 +2 SUBQUERY t2 ALL CountryCode NULL NULL NULL 545 Using where +SELECT Name FROM t1 +WHERE t1.Code IN ( +SELECT t2.CountryCode FROM t2 WHERE Population > 5000000); +Name +Austria +Canada +China +Czech Republic +drop table t1, t2; +drop procedure if exists p1; +drop procedure if exists p2; +drop procedure if exists p3; +drop procedure if exists p4; +CREATE TABLE t1(a INT); +CREATE TABLE t2(c INT); +CREATE PROCEDURE p1(v1 int) +BEGIN +SELECT 1 FROM t1 WHERE a = v1 AND a IN (SELECT c FROM t2); +END +// +CREATE PROCEDURE p2(v1 int) +BEGIN +SELECT 1 FROM t1 WHERE a IN (SELECT c FROM t2); +END +// +CREATE PROCEDURE p3(v1 int) +BEGIN +SELECT 1 +FROM +t1 t01,t1 t02,t1 t03,t1 t04,t1 t05,t1 t06,t1 t07,t1 t08, +t1 t09,t1 t10,t1 t11,t1 t12,t1 t13,t1 t14,t1 t15,t1 t16, +t1 t17,t1 t18,t1 t19,t1 t20,t1 t21,t1 t22,t1 t23,t1 t24, +t1 t25,t1 t26,t1 t27,t1 t28,t1 t29,t1 t30,t1 t31,t1 t32, +t1 t33,t1 t34,t1 t35,t1 t36,t1 t37,t1 t38,t1 t39,t1 t40, +t1 t41,t1 t42,t1 t43,t1 t44,t1 t45,t1 t46,t1 t47,t1 t48, +t1 t49,t1 t50,t1 t51,t1 t52,t1 t53,t1 t54,t1 t55,t1 t56, +t1 t57,t1 t58,t1 t59,t1 t60 +WHERE t01.a IN (SELECT c FROM t2); +END +// +CREATE PROCEDURE p4(v1 int) +BEGIN +SELECT 1 +FROM +t1 t01,t1 t02,t1 t03,t1 t04,t1 t05,t1 t06,t1 t07,t1 t08, +t1 t09,t1 t10,t1 t11,t1 t12,t1 t13,t1 t14,t1 t15,t1 t16, +t1 t17,t1 t18,t1 t19,t1 t20,t1 t21,t1 t22,t1 t23,t1 t24, +t1 t25,t1 t26,t1 t27,t1 t28,t1 t29,t1 t30,t1 t31,t1 t32, +t1 t33,t1 t34,t1 t35,t1 t36,t1 t37,t1 t38,t1 t39,t1 t40, +t1 t41,t1 t42,t1 t43,t1 t44,t1 t45,t1 t46,t1 t47,t1 t48, +t1 t49,t1 t50,t1 t51,t1 t52,t1 t53,t1 t54,t1 t55,t1 t56, +t1 t57,t1 t58,t1 t59,t1 t60 +WHERE t01.a = v1 AND t01.a IN (SELECT c FROM t2); +END +// +CALL p1(1); +1 +CALL p2(1); +1 +CALL p3(1); +1 +CALL p4(1); +1 +DROP TABLE t1, t2; +DROP PROCEDURE p1; +DROP PROCEDURE p2; +DROP PROCEDURE p3; +DROP PROCEDURE p4; +create table t0 (a int); +insert into t0 values (0),(1),(2),(3),(4); +create table t1 (a int, b int, key(a)); +insert into t1 select a,a from t0; +create table t2 (a int, b int, primary key(a)); +insert into t2 select * from t1; +Table t2, unlike table t1, should be displayed as pulled out +explain extended select * from t0 +where t0.a in ( select t1.a from t1,t2 where t2.a=t0.a and +t1.b=t2.b); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 5 100.00 Using where +1 PRIMARY t1 ref a a 5 test.t0.a 1 100.00 Start temporary +1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t0.a 1 100.00 Using where; End temporary +Warnings: +Note 1276 Field or reference 'test.t0.a' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`t0`.`a` AS `a` from `test`.`t2` semi join (`test`.`t1`) join `test`.`t0` where ((`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t1`.`a` = `test`.`t0`.`a`) and (`test`.`t2`.`a` = `test`.`t0`.`a`)) +update t1 set a=3, b=11 where a=4; +update t2 set b=11 where a=3; +select * from t0 where t0.a in +(select t1.a from t1, t2 where t2.a=t0.a and t1.b=t2.b); +a +0 +1 +2 +3 +drop table t0, t1, t2; +CREATE TABLE t1 ( +id int(11) NOT NULL, +PRIMARY KEY (id)); +CREATE TABLE t2 ( +id int(11) NOT NULL, +fid int(11) NOT NULL, +PRIMARY KEY (id)); +insert into t1 values(1); +insert into t2 values(1,7503),(2,1); +explain select count(*) +from t1 +where fid IN (select fid from t2 where (id between 7502 and 8420) order by fid ); +ERROR 42S22: Unknown column 'fid' in 'IN/ALL/ANY subquery' +drop table t1, t2; +create table t1 (a int, b int, key (a), key (b)); +insert into t1 values (2,4),(2,4),(2,4); +select t1.a from t1 +where +t1.a in (select 1 from t1 where t1.a in (select 1 from t1) group by t1.a); +a +drop table t1; +create table t1(a int,b int,key(a),key(b)); +insert into t1 values (1,1),(2,2),(3,3); +select 1 from t1 +where t1.a not in (select 1 from t1 +where t1.a in (select 1 from t1) +group by t1.b); +1 +1 +1 +drop table t1; +CREATE TABLE t1 +(EMPNUM CHAR(3) NOT NULL, +EMPNAME CHAR(20), +GRADE DECIMAL(4), +CITY CHAR(15)); +CREATE TABLE t2 +(PNUM CHAR(3) NOT NULL, +PNAME CHAR(20), +PTYPE CHAR(6), +BUDGET DECIMAL(9), +CITY CHAR(15)); +CREATE TABLE t3 +(EMPNUM CHAR(3) NOT NULL, +PNUM CHAR(3) NOT NULL, +HOURS DECIMAL(5)); +INSERT INTO t1 VALUES ('E1','Alice',12,'Deale'); +INSERT INTO t1 VALUES ('E2','Betty',10,'Vienna'); +INSERT INTO t1 VALUES ('E3','Carmen',13,'Vienna'); +INSERT INTO t1 VALUES ('E4','Don',12,'Deale'); +INSERT INTO t1 VALUES ('E5','Ed',13,'Akron'); +INSERT INTO t2 VALUES ('P1','MXSS','Design',10000,'Deale'); +INSERT INTO t2 VALUES ('P2','CALM','Code',30000,'Vienna'); +INSERT INTO t2 VALUES ('P3','SDP','Test',30000,'Tampa'); +INSERT INTO t2 VALUES ('P4','SDP','Design',20000,'Deale'); +INSERT INTO t2 VALUES ('P5','IRM','Test',10000,'Vienna'); +INSERT INTO t2 VALUES ('P6','PAYR','Design',50000,'Deale'); +INSERT INTO t3 VALUES ('E1','P1',40); +INSERT INTO t3 VALUES ('E1','P2',20); +INSERT INTO t3 VALUES ('E1','P3',80); +INSERT INTO t3 VALUES ('E1','P4',20); +INSERT INTO t3 VALUES ('E1','P5',12); +INSERT INTO t3 VALUES ('E1','P6',12); +INSERT INTO t3 VALUES ('E2','P1',40); +INSERT INTO t3 VALUES ('E2','P2',80); +INSERT INTO t3 VALUES ('E3','P2',20); +INSERT INTO t3 VALUES ('E4','P2',20); +INSERT INTO t3 VALUES ('E4','P4',40); +INSERT INTO t3 VALUES ('E4','P5',80); +SELECT * FROM t1; +EMPNUM EMPNAME GRADE CITY +E1 Alice 12 Deale +E2 Betty 10 Vienna +E3 Carmen 13 Vienna +E4 Don 12 Deale +E5 Ed 13 Akron +CREATE UNIQUE INDEX t1_IDX ON t1(EMPNUM); +SELECT EMPNAME +FROM t1 +WHERE EMPNUM IN +(SELECT EMPNUM +FROM t3 +WHERE PNUM IN +(SELECT PNUM +FROM t2 +WHERE PTYPE = 'Design')); +EMPNAME +Alice +Betty +Don +DROP INDEX t1_IDX ON t1; +CREATE INDEX t1_IDX ON t1(EMPNUM); +SELECT EMPNAME +FROM t1 +WHERE EMPNUM IN +(SELECT EMPNUM +FROM t3 +WHERE PNUM IN +(SELECT PNUM +FROM t2 +WHERE PTYPE = 'Design')); +EMPNAME +Alice +Betty +Don +DROP INDEX t1_IDX ON t1; +SELECT EMPNAME +FROM t1 +WHERE EMPNUM IN +(SELECT EMPNUM +FROM t3 +WHERE PNUM IN +(SELECT PNUM +FROM t2 +WHERE PTYPE = 'Design')); +EMPNAME +Alice +Betty +Don +DROP TABLE t1, t2, t3; +CREATE TABLE t1 (f1 INT NOT NULL); +CREATE VIEW v1 (a) AS SELECT f1 IN (SELECT f1 FROM t1) FROM t1; +SELECT * FROM v1; +a +drop view v1; +drop table t1; +create table t0 (a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1(a int, b int); +insert into t1 values (0,0),(1,1),(2,2); +create table t2 as select * from t1; +create table t3 (pk int, a int, primary key(pk)); +insert into t3 select a,a from t0; +explain +select * from t1 left join t2 on (t2.a= t1.a and t2.a in (select pk from t3)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY t2 ALL NULL NULL NULL NULL 3 Using where +2 DEPENDENT SUBQUERY t3 unique_subquery PRIMARY PRIMARY 4 func 1 Using index +drop table t0, t1, t2, t3; +create table t1 (a int); +insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t2 (a char(200), b char(200), c char(200), primary key (a,b,c)) engine=innodb; +insert into t2 select concat(a, repeat('X',198)),repeat('B',200),repeat('B',200) from t1; +insert into t2 select concat(a, repeat('Y',198)),repeat('B',200),repeat('B',200) from t1; +alter table t2 add filler1 int; +insert into t1 select A.a + 10*(B.a + 10*C.a) from t1 A, t1 B, t1 C; +set @save_join_buffer_size=@@join_buffer_size; +set join_buffer_size=1; +select * from t2 where filler1 in ( select a from t1); +a b c filler1 +set join_buffer_size=default; +drop table t1, t2; +create table t1 (a int not null); +drop procedure if exists p1; +CREATE PROCEDURE p1() +BEGIN +DECLARE EXIT HANDLER FOR SQLEXCEPTION select a from t1; +prepare s1 from ' + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( + select a from t1 where a in ( select a from t1) + )))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))'; +execute s1; +END; +| +call p1(); +a +drop procedure p1; +drop table t1; +create table t0 (a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1 (a int) as select A.a + 10 *(B.a + 10*C.a) as a from t0 A, t0 B, t0 C; +create table t2 (id int, a int, primary key(id), key(a)) as select a as id, a as a from t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `id` int(11) NOT NULL DEFAULT '0', + `a` int(11) DEFAULT NULL, + PRIMARY KEY (`id`), + KEY `a` (`a`) +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +set @a=0; +create table t3 as select * from t2 limit 0; +insert into t3 select @a:=@a+1, t2.a from t2, t0; +insert into t3 select @a:=@a+1, t2.a from t2, t0; +insert into t3 select @a:=@a+1, t2.a from t2, t0; +alter table t3 add primary key(id), add key(a); +The following must use loose index scan over t3, key a: +explain select count(a) from t2 where a in ( SELECT a FROM t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 index a a 5 NULL 1000 Using index +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY t3 index a a 5 NULL 30000 Using index +select count(a) from t2 where a in ( SELECT a FROM t3); +count(a) +1000 +drop table t0,t1,t2,t3; + +BUG#42740: crash in optimize_semijoin_nests + +create table t1 (c6 timestamp,key (c6)) engine=innodb; +create table t2 (c2 double) engine=innodb; +explain select 1 from t2 where c2 = any (select log10(null) from t1 where c6 <null) ; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +drop table t1, t2; +# +# BUG#42742: crash in setup_sj_materialization, Copy_field::set +# +create table t3 ( c1 year) engine=innodb; +insert into t3 values (2135),(2142); +create table t2 (c1 tinytext,c2 text,c6 timestamp) engine=innodb; +# The following must not crash, EXPLAIN should show one SJ strategy, not a mix: +explain select 1 from t2 where +c2 in (select 1 from t3, t2) and +c1 in (select convert(c6,char(1)) from t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where +1 PRIMARY t3 ALL NULL NULL NULL NULL 2 FirstMatch(t2) +drop table t2, t3; +# +# BUG#761598: InnoDB: Error: row_search_for_mysql() is called without ha_innobase::external_lock() in maria-5.3 +# +CREATE TABLE t1 ( f1 int NOT NULL , f10 int) ; +INSERT IGNORE INTO t1 VALUES (25,0),(29,0); +CREATE TABLE t2 ( f10 int) ENGINE=InnoDB; +CREATE TABLE t3 ( f11 int) ; +INSERT IGNORE INTO t3 VALUES (0); +SELECT alias1.f10 AS field2 +FROM t2 AS alias1 +JOIN ( +t3 AS alias2 +JOIN t1 AS alias3 +ON alias3.f10 +) ON alias3.f1 +WHERE alias2.f11 IN ( +SELECT SQ4_alias1.f10 +FROM t1 AS SQ4_alias1 +LEFT JOIN t2 AS SQ4_alias3 ON SQ4_alias3.f10 +) +GROUP BY field2; +field2 +drop table t1, t2, t3; +set optimizer_switch=@subselect_sj2_tmp; +set optimizer_switch=default; +select @@optimizer_switch like '%materialization=on%'; +@@optimizer_switch like '%materialization=on%' +0 diff --git a/mysql-test/r/subselect_sj_jcl6.result b/mysql-test/r/subselect_sj_jcl6.result index 40687d301d3..10a1cb47cf1 100644 --- a/mysql-test/r/subselect_sj_jcl6.result +++ b/mysql-test/r/subselect_sj_jcl6.result @@ -1,8 +1,21 @@ +set @save_optimizer_switch_jcl6=@@optimizer_switch; +set @@optimizer_switch='optimize_join_buffer_size=on'; +set @@optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set @@optimizer_switch='semijoin_with_cache=on'; +set @@optimizer_switch='outer_join_with_cache=on'; +set @@optimizer_switch='join_cache_hashed=off'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; set join_cache_level=6; show variables like 'join_cache_level'; Variable_name Value join_cache_level 6 drop table if exists t0, t1, t2, t3, t4, t10, t11, t12; +drop view if exists v1, v2, v3, v4; +drop procedure if exists p1; +set @subselect_sj_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @save_optimizer_switch=@@optimizer_switch; create table t0 (a int); insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); create table t1(a int, b int); @@ -16,7 +29,7 @@ insert into t12 select * from t10; Flattened because of dependency, t10=func(t1) explain select * from t1 where a in (select pk from t10); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where 1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index select * from t1 where a in (select pk from t10); a b @@ -43,7 +56,7 @@ select * from t1 where a in (select a from t11); a b explain select * from t1 where a in (select pk from t10) and b in (select pk from t10); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where 1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index 1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.b 1 Using index select * from t1 where a in (select pk from t10) and b in (select pk from t10); @@ -54,8 +67,8 @@ a b flattening a nested subquery explain select * from t1 where a in (select pk from t10 where t10.a in (select pk from t12)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 -1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan 1 PRIMARY t12 eq_ref PRIMARY PRIMARY 4 test.t10.a 1 Using index select * from t1 where a in (select pk from t10 where t10.a in (select pk from t12)); a b @@ -65,8 +78,8 @@ a b flattening subquery w/ several tables explain extended select * from t1 where a in (select t10.pk from t10, t12 where t12.pk=t10.a); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 -1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY t10 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan 1 PRIMARY t12 eq_ref PRIMARY PRIMARY 4 test.t10.a 1 100.00 Using index Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t10` join `test`.`t12` join `test`.`t1` where ((`test`.`t10`.`pk` = `test`.`t1`.`a`) and (`test`.`t12`.`pk` = `test`.`t10`.`a`)) @@ -75,8 +88,8 @@ explAin extended select * from t1 left join (t2 A, t2 B) on ( A.A= t1.A And B.A in (select pk from t10)); id select_type tABle type possiBle_keys key key_len ref rows filtered ExtrA 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 -1 PRIMARY A ALL NULL NULL NULL NULL 3 100.00 Using where; Using join Buffer -1 PRIMARY B ALL NULL NULL NULL NULL 3 100.00 Using where; Using join Buffer +1 PRIMARY A ALL NULL NULL NULL NULL 3 100.00 Using where; Using join Buffer (flAt, BNL join) +1 PRIMARY B ALL NULL NULL NULL NULL 3 100.00 Using where; Using join Buffer (incrementAl, BNL join) 2 DEPENDENT SUBQUERY t10 unique_suBquery PRIMARY PRIMARY 4 func 1 100.00 Using index Warnings: Note 1003 select `test`.`t1`.`A` AS `A`,`test`.`t1`.`B` AS `B`,`test`.`A`.`A` AS `A`,`test`.`A`.`B` AS `B`,`test`.`B`.`A` AS `A`,`test`.`B`.`B` AS `B` from `test`.`t1` left join (`test`.`t2` `A` join `test`.`t2` `B`) on((<in_optimizer>(`test`.`B`.`A`,<exists>(<primAry_index_lookup>(<cAche>(`test`.`B`.`A`) in t10 on PRIMARY))) And (`test`.`A`.`A` = `test`.`t1`.`A`))) where 1 @@ -85,7 +98,7 @@ explAin extended select * from t1 left join t2 on (t2.A= t1.A And t2.A in (select pk from t10)); id select_type tABle type possiBle_keys key key_len ref rows filtered ExtrA 1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 -1 PRIMARY t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join Buffer +1 PRIMARY t2 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join Buffer (flAt, BNL join) 2 DEPENDENT SUBQUERY t10 unique_suBquery PRIMARY PRIMARY 4 func 1 100.00 Using index Warnings: Note 1003 select `test`.`t1`.`A` AS `A`,`test`.`t1`.`B` AS `B`,`test`.`t2`.`A` AS `A`,`test`.`t2`.`B` AS `B` from `test`.`t1` left join `test`.`t2` on((<in_optimizer>(`test`.`t2`.`A`,<exists>(<primAry_index_lookup>(<cAche>(`test`.`t2`.`A`) in t10 on PRIMARY))) And (`test`.`t2`.`A` = `test`.`t1`.`A`))) where 1 @@ -104,75 +117,75 @@ t1 m10, t1 m11, t1 m12, t1 m13, t1 m14,t1 m15,t1 m16,t1 m17,t1 m18,t1 m19 ); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY s00 ALL NULL NULL NULL NULL 3 Using where -1 PRIMARY s01 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s02 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s03 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s04 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s05 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s06 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s07 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s08 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s09 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s10 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s11 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s12 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s13 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s14 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s15 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s16 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s17 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s18 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s19 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s20 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s21 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s22 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s23 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s24 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s25 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s26 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s27 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s28 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s29 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s30 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s31 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s32 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s33 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s34 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s35 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s36 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s37 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s38 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s39 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s40 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s41 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s42 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s43 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s44 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s45 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s46 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s47 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s48 ALL NULL NULL NULL NULL 3 Using join buffer -1 PRIMARY s49 ALL NULL NULL NULL NULL 3 Using join buffer +1 PRIMARY s01 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +1 PRIMARY s02 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s03 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s04 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s05 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s06 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s07 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s08 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s09 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s10 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s11 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s12 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s13 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s14 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s15 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s16 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s17 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s18 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s19 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s20 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s21 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s22 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s23 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s24 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s25 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s26 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s27 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s28 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s29 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s30 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s31 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s32 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s33 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s34 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s35 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s36 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s37 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s38 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s39 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s40 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s41 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s42 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s43 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s44 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s45 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s46 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s47 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s48 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +1 PRIMARY s49 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) 2 DEPENDENT SUBQUERY m00 ALL NULL NULL NULL NULL 3 Using where -2 DEPENDENT SUBQUERY m01 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m02 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m03 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m04 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m05 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m06 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m07 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m08 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m09 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m10 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m11 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m12 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m13 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m14 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m15 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m16 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m17 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m18 ALL NULL NULL NULL NULL 3 Using join buffer -2 DEPENDENT SUBQUERY m19 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +2 DEPENDENT SUBQUERY m01 ALL NULL NULL NULL NULL 3 Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY m02 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m03 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m04 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m05 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m06 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m07 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m08 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m09 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m10 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m11 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m12 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m13 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m14 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m15 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m16 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m17 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m18 ALL NULL NULL NULL NULL 3 Using join buffer (incremental, BNL join) +2 DEPENDENT SUBQUERY m19 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join) select * from t1 left join t2 on (t2.a= t1.a and t2.a in (select pk from t10)) where t1.a < 5; @@ -198,7 +211,7 @@ insert into t1 select (A.a + 10 * B.a),1 from t0 A, t0 B; explain extended select * from t1 where a in (select pk from t10 where pk<3); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t10 range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index -1 PRIMARY t1 ALL NULL NULL NULL NULL 103 100.00 Using where; Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 103 100.00 Using where; Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t10` join `test`.`t1` where ((`test`.`t1`.`a` = `test`.`t10`.`pk`) and (`test`.`t10`.`pk` < 3)) drop table t0, t1, t2; @@ -326,7 +339,8 @@ INSERT INTO WORKS VALUES ('E3','P2',20); INSERT INTO WORKS VALUES ('E4','P2',20); INSERT INTO WORKS VALUES ('E4','P4',40); INSERT INTO WORKS VALUES ('E4','P5',80); -set optimizer_switch='default,materialization=off'; +set optimizer_switch=@save_optimizer_switch; +set optimizer_switch='materialization=off'; explain SELECT EMPNUM, EMPNAME FROM STAFF WHERE EMPNUM IN @@ -335,8 +349,8 @@ WHERE PNUM IN (SELECT PNUM FROM PROJ)); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY STAFF ALL NULL NULL NULL NULL 5 -1 PRIMARY PROJ ALL NULL NULL NULL NULL 6 Using join buffer -1 PRIMARY WORKS ALL NULL NULL NULL NULL 12 Using where; FirstMatch(STAFF); Using join buffer +1 PRIMARY PROJ ALL NULL NULL NULL NULL 6 Using join buffer (flat, BNL join) +1 PRIMARY WORKS ALL NULL NULL NULL NULL 12 Using where; FirstMatch(STAFF); Using join buffer (incremental, BNL join) SELECT EMPNUM, EMPNAME FROM STAFF WHERE EMPNUM IN @@ -348,7 +362,7 @@ E1 Alice E2 Betty E3 Carmen E4 Don -set optimizer_switch='default'; +set optimizer_switch=@save_optimizer_switch; drop table STAFF,WORKS,PROJ; # End of bug#45191 # @@ -408,24 +422,6 @@ SELECT t1 .varchar_key from t1 int_key 9 7 -SELECT t0.int_key -FROM t0 -WHERE t0.varchar_nokey IN ( -SELECT t1_1 .varchar_key -FROM t1 AS t1_1 JOIN t1 AS t1_2 ON t1_1 .int_key -); -int_key -9 -7 -SELECT t0.int_key -FROM t0, t2 -WHERE t0.varchar_nokey IN ( -SELECT t1_1 .varchar_key -FROM t1 AS t1_1 JOIN t1 AS t1_2 ON t1_1 .int_key -); -int_key -9 -7 DROP TABLE t0, t1, t2; # End of bug#46550 # @@ -454,7 +450,7 @@ COUNT(*) drop table t1, t2; drop view v1; drop procedure p1; -set SESSION optimizer_switch='default'; +set SESSION optimizer_switch=@save_optimizer_switch; # End of bug#46744 Bug#46797 "Crash in fix_semijoin_strategies_for_picked_join_order @@ -510,7 +506,7 @@ EXPLAIN EXTENDED SELECT vkey FROM t0 WHERE pk IN (SELECT t1.pk FROM t0 t1 JOIN t0 t2 ON t2.vkey = t1.vnokey); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t0 ALL PRIMARY NULL NULL NULL 5 100.00 -1 PRIMARY t1 eq_ref PRIMARY PRIMARY 4 test.t0.pk 1 100.00 Using join buffer +1 PRIMARY t1 eq_ref PRIMARY PRIMARY 4 test.t0.pk 1 100.00 Using where; Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan 1 PRIMARY t2 ref vkey vkey 4 test.t1.vnokey 2 100.00 Using index; FirstMatch(t1) Warnings: Note 1003 select `test`.`t0`.`vkey` AS `vkey` from `test`.`t0` `t1` semi join (`test`.`t0` `t2`) join `test`.`t0` where ((`test`.`t2`.`vkey` = `test`.`t1`.`vnokey`) and (`test`.`t1`.`pk` = `test`.`t0`.`pk`)) @@ -605,7 +601,7 @@ v1field DROP TABLE t1,t2; DROP VIEW v1,v2; DROP PROCEDURE p1; -set SESSION optimizer_switch='default'; +set SESSION optimizer_switch=@save_optimizer_switch; # End of BUG#48834 Bug#49097 subquery with view generates wrong result with @@ -718,30 +714,30 @@ WHERE int_nokey IN (SELECT it2.int_key FROM it1 LEFT JOIN it2 ON it2.datetime_key); int_key 0 -8 -2 0 -7 -9 -9 -5 -2 0 0 0 0 +2 +2 3 +5 +5 7 7 -5 +7 +8 +9 +9 EXPLAIN SELECT int_key FROM ot1 WHERE int_nokey IN (SELECT it2.int_key FROM it1 LEFT JOIN it2 ON it2.datetime_key); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY it1 index NULL int_key 4 NULL 2 Using index; Start temporary -1 PRIMARY ot1 ALL NULL NULL NULL NULL 20 Using join buffer -1 PRIMARY it2 ALL NULL NULL NULL NULL 20 Using where; End temporary; Using join buffer +1 PRIMARY ot1 ALL NULL NULL NULL NULL 20 Using join buffer (flat, BNL join) +1 PRIMARY it2 ALL int_key,datetime_key NULL NULL NULL 20 Using where; End temporary; Using join buffer (incremental, BNL join) DROP TABLE ot1, it1, it2; # End of BUG#38075 # @@ -772,15 +768,15 @@ select a from t1 where a in (select c from t2 where d >= some(select e from t3 where b=e)); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 6 100.00 Start temporary -1 PRIMARY t1 ALL NULL NULL NULL NULL 7 100.00 Using where; End temporary; Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 7 100.00 Using where; End temporary; Using join buffer (flat, BNL join) 3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<expr_cache><`test`.`t2`.`d`,`test`.`t1`.`b`>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select 1 from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`))))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`)))))) show warnings; Level Code Message Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<expr_cache><`test`.`t2`.`d`,`test`.`t1`.`b`>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select 1 from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`))))))) +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`)))))) select a from t1 where a in (select c from t2 where d >= some(select e from t3 where b=e)); a @@ -813,17 +809,16 @@ INSERT INTO t2 VALUES (1,'i','iiii','iiii','iiii','iiii','ffff','ffff','ffff','f EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (a, b) IN (SELECT a, b FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY subselect2 eq_ref unique_key unique_key 13 func 1 1.00 -2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using MRR +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: -Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`pk` > 0)) +Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`a` = `test`.`t1`.`a`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (a, b) IN (SELECT a, b FROM t2 WHERE pk > 0); pk 2 EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, c) IN (SELECT b, c FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`c` = `test`.`t1`.`c`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, c) IN (SELECT b, c FROM t2 WHERE pk > 0); @@ -833,7 +828,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, d) IN (SELECT b, d FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`d` = `test`.`t1`.`d`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, d) IN (SELECT b, d FROM t2 WHERE pk > 0); @@ -842,7 +837,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, e) IN (SELECT b, e FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`e` = `test`.`t1`.`e`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, e) IN (SELECT b, e FROM t2 WHERE pk > 0); @@ -852,7 +847,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, f) IN (SELECT b, f FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`f` = `test`.`t1`.`f`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, f) IN (SELECT b, f FROM t2 WHERE pk > 0); @@ -862,7 +857,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, g) IN (SELECT b, g FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`g` = `test`.`t1`.`g`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, g) IN (SELECT b, g FROM t2 WHERE pk > 0); @@ -872,7 +867,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, h) IN (SELECT b, h FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`h` = `test`.`t1`.`h`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, h) IN (SELECT b, h FROM t2 WHERE pk > 0); @@ -882,7 +877,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, i) IN (SELECT b, i FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`i` = `test`.`t1`.`i`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, i) IN (SELECT b, i FROM t2 WHERE pk > 0); @@ -892,7 +887,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, j) IN (SELECT b, j FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`j` = `test`.`t1`.`j`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, j) IN (SELECT b, j FROM t2 WHERE pk > 0); @@ -902,7 +897,7 @@ pk EXPLAIN EXTENDED SELECT pk FROM t1 WHERE (b, k) IN (SELECT b, k FROM t2 WHERE pk > 0); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 -1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Using MRR; FirstMatch(t1); Using join buffer +1 PRIMARY t2 range PRIMARY PRIMARY 4 NULL 2 100.00 Using index condition; Using where; Rowid-ordered scan; FirstMatch(t1); Using join buffer (flat, BNL join) Warnings: Note 1003 select `test`.`t1`.`pk` AS `pk` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`k` = `test`.`t1`.`k`) and (`test`.`t2`.`b` = `test`.`t1`.`b`) and (`test`.`t2`.`pk` > 0)) SELECT pk FROM t1 WHERE (b, k) IN (SELECT b, k FROM t2 WHERE pk > 0); @@ -982,10 +977,9 @@ FROM t1 WHERE `varchar_nokey` < 'n' XOR `pk` ) ; id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 18 100.00 -1 PRIMARY subselect2 eq_ref unique_key unique_key 8 func 1 1.00 -2 SUBQUERY t1 ALL varchar_key NULL NULL NULL 15 100.00 Using where +1 PRIMARY t1 ref varchar_key varchar_key 3 test.t2.varchar_nokey 2 100.00 Using where; FirstMatch(t2); Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan Warnings: -Note 1003 select `test`.`t2`.`varchar_nokey` AS `varchar_nokey` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`varchar_nokey` = `test`.`t1`.`varchar_key`) and ((`test`.`t1`.`varchar_nokey` < 'n') xor `test`.`t1`.`pk`)) +Note 1003 select `test`.`t2`.`varchar_nokey` AS `varchar_nokey` from `test`.`t2` semi join (`test`.`t1`) where ((`test`.`t1`.`varchar_key` = `test`.`t2`.`varchar_nokey`) and (`test`.`t1`.`varchar_nokey` = `test`.`t2`.`varchar_nokey`) and ((`test`.`t2`.`varchar_nokey` < 'n') xor `test`.`t1`.`pk`)) SELECT varchar_nokey FROM t2 WHERE ( `varchar_nokey` , `varchar_nokey` ) IN ( @@ -1063,9 +1057,9 @@ WHERE t2.val LIKE 'a%' OR t2.val LIKE 'e%') AND t1.val IN (SELECT t3.val FROM t3 WHERE t3.val LIKE 'a%' OR t3.val LIKE 'e%'); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t1 ALL NULL NULL NULL NULL 5 -1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where; FirstMatch(t1); Using join buffer -1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; FirstMatch(t3); Using join buffer +1 PRIMARY t1 ALL NULL NULL NULL NULL 5 Start temporary +1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 6 Using where; End temporary; Using join buffer (incremental, BNL join) SELECT * FROM t1 WHERE t1.val IN (SELECT t2.val FROM t2 @@ -1079,6 +1073,684 @@ DROP TABLE t1; DROP TABLE t2; DROP TABLE t3; # End of Bug#48623 +# +# LPBUG#602574: RQG: sql_select.cc:5385: bool greedy_search(JOIN*, table_map, uint, +# uint): Assertion `join->best_read < +# +set @save_optimizer_switch=@@optimizer_switch; +set optimizer_switch='materialization=off'; +CREATE TABLE t1 ( +varchar_key varchar(1) DEFAULT NULL, +KEY varchar_key (varchar_key) +); +CREATE TABLE t2 ( +varchar_key varchar(1) DEFAULT NULL, +KEY varchar_key (varchar_key) +); +INSERT INTO t2 VALUES +(NULL),(NULL),(NULL),(NULL),('a'),('a'),('a'),('b'),('b'),('b'),('b'),('c'), +('c'),('c'),('c'),('c'),('c'),('c'),('d'),('d'),('d'),('d'),('d'),('d'),('e'), +('e'),('e'),('e'),('e'),('e'),('f'),('f'),('f'),('g'),('g'),('h'),('h'),('h'), +('h'),('i'),('j'),('j'),('j'),('k'),('k'),('l'),('l'),('m'),('m'),('m'),('m'), +('n'),('n'),('n'),('o'),('o'),('o'),('p'),('p'),('p'),('q'),('q'),('q'),('r'), +('r'),('r'),('r'),('s'),('s'),('s'),('s'),('t'),('t'),('t'),('t'),('u'),('u'), +('u'),('u'),('v'),('v'),('v'),('v'),('w'),('w'),('w'),('w'),('w'),('w'),('x'), +('x'),('x'),('y'),('y'),('y'),('y'),('z'),('z'),('z'),('z'); +CREATE TABLE t3 ( +varchar_key varchar(1) DEFAULT NULL, +KEY varchar_key (varchar_key) +) ENGINE=MyISAM DEFAULT CHARSET=latin1; +INSERT INTO t3 VALUES +(NULL),('c'),('d'),('e'),('f'),('h'),('j'),('k'),('k'),('m'),('m'),('m'), +('n'),('o'),('r'),('t'),('t'),('u'),('w'),('y'); +SELECT varchar_key FROM t3 +WHERE (SELECT varchar_key FROM t3 +WHERE (varchar_key,varchar_key) +IN (SELECT t1.varchar_key, t2 .varchar_key +FROM t1 RIGHT JOIN t2 ON t1.varchar_key +) +); +varchar_key +set optimizer_switch=@save_optimizer_switch; +DROP TABLE t1, t2, t3; +# +# Bug#46692 "Crash occurring on queries with nested FROM subqueries +# using materialization." +# +CREATE TABLE t1 ( +pk INTEGER PRIMARY KEY, +int_key INTEGER, +KEY int_key(int_key) +); +INSERT INTO t1 VALUES (10,186),(11,NULL),(12,2),(13,3),(14,0),(15,133),(16,1); +CREATE TABLE t2 ( +pk INTEGER PRIMARY KEY, +int_key INTEGER, +KEY int_key(int_key) +); +INSERT INTO t2 VALUES (1,7),(2,2); +SELECT * FROM t1 WHERE (140, 4) IN +(SELECT t2.int_key, t2 .pk FROM t2 STRAIGHT_JOIN t1 ON t2.int_key); +pk int_key +DROP TABLE t1, t2; +# +# Bug#42353 "SELECT ... WHERE oe IN (SELECT w/ LEFT JOIN) query +# causes crash." +# +CREATE TABLE t1 ( +pk INTEGER PRIMARY KEY, +int_nokey INTEGER, +int_key INTEGER, +date_key DATE, +datetime_nokey DATETIME, +varchar_nokey VARCHAR(1) +); +CREATE TABLE t2 ( +date_nokey DATE +); +CREATE TABLE t3 ( +pk INTEGER PRIMARY KEY, +int_nokey INTEGER, +date_key date, +varchar_key VARCHAR(1), +varchar_nokey VARCHAR(1), +KEY date_key (date_key) +); +SELECT date_key FROM t1 +WHERE (int_key, int_nokey) +IN (SELECT t3.int_nokey, t3.pk +FROM t2 LEFT JOIN t3 ON (t2.date_nokey < t3.date_key) +WHERE t3.varchar_key <= t3.varchar_nokey OR t3.int_nokey <= t3.pk +) +AND (varchar_nokey <> 'f' OR NOT int_key < 7); +date_key +# +# Bug#45933 "Crash in optimize_semijoin_nests on JOIN in subquery +# + AND in outer query". +# +INSERT INTO t1 VALUES (10,7,5,'2009-06-16','2002-04-10 14:25:30','w'), +(11,7,0,'0000-00-00','0000-00-00 00:00:00','s'), +(12,4,0,'2003-07-14','2006-09-14 04:01:02','y'), +(13,0,4,'2002-07-25','0000-00-00 00:00:00','c'), +(14,1,8,'2007-07-03','0000-00-00 00:00:00','q'), +(15,6,5,'2001-11-12','0000-00-00 00:00:00',''), +(16,2,9,'0000-00-00','0000-00-00 00:00:00','j'), +(29,9,1,'0000-00-00','2003-08-11 00:00:00','m'); +INSERT INTO t3 VALUES (1,9,'0000-00-00','b','b'), +(2,2,'2002-09-17','h','h'); +SELECT t1.varchar_nokey FROM t1 JOIN t3 ON t1.datetime_nokey +WHERE t1.varchar_nokey +IN (SELECT varchar_nokey FROM t1 +WHERE (pk) +IN (SELECT t3.int_nokey +FROM t3 LEFT JOIN t1 ON t1.varchar_nokey +WHERE t3.date_key BETWEEN '2008-06-07' AND '2006-06-26' + ) +); +varchar_nokey +DROP TABLE t1, t2, t3; +# +# Bug#45219 "Crash on SELECT DISTINCT query containing a +# LEFT JOIN in subquery" +# +CREATE TABLE t1 ( +pk INTEGER NOT NULL, +int_nokey INTEGER NOT NULL, +datetime_key DATETIME NOT NULL, +varchar_key VARCHAR(1) NOT NULL, +PRIMARY KEY (pk), +KEY datetime_key (datetime_key), +KEY varchar_key (varchar_key) +); +INSERT INTO t1 VALUES +(1,9,'0000-00-00 00:00:00','p'),(2,0,'2002-02-09 07:38:13','v'), +(3,8,'2001-05-03 12:08:14','t'),(4,3,'0000-00-00 00:00:00','u'), +(5,7,'2009-07-28 03:43:30','n'),(6,0,'2009-08-04 00:00:00','l'), +(7,1,'0000-00-00 00:00:00','h'),(8,9,'0000-00-00 00:00:00','u'), +(9,0,'2005-08-02 17:16:54','n'),(10,9,'2002-12-21 00:00:00','j'), +(11,0,'2005-08-15 12:37:35','k'),(12,5,'0000-00-00 00:00:00','e'), +(13,0,'2006-03-10 00:00:00','i'),(14,8,'2005-05-16 11:02:36','u'), +(15,8,'2008-11-02 00:00:00','n'),(16,5,'2006-03-15 00:00:00','b'), +(17,1,'0000-00-00 00:00:00','x'),(18,7,'0000-00-00 00:00:00',''), +(19,0,'2008-12-17 20:15:40','q'),(20,9,'0000-00-00 00:00:00','u'); +CREATE TABLE t2 LIKE t1; +INSERT INTO t2 VALUES +(10,0,'2006-07-07 07:26:28','q'),(11,5,'2002-09-23 00:00:00','m'), +(12,7,'0000-00-00 00:00:00','j'),(13,1,'2006-06-07 00:00:00','z'), +(14,8,'2000-09-16 12:15:34','a'),(15,2,'2007-08-05 15:47:52',''), +(16,1,'0000-00-00 00:00:00','e'),(17,8,'2005-12-02 19:34:26','t'), +(18,5,'0000-00-00 00:00:00','q'),(19,4,'0000-00-00 00:00:00','b'), +(20,5,'2007-12-28 00:00:00','w'),(21,3,'2004-08-02 11:48:43','m'), +(22,0,'0000-00-00 00:00:00','x'),(23,8,'2004-04-19 12:18:43',''), +(24,0,'2009-04-27 00:00:00','w'),(25,4,'2006-10-20 14:52:15','x'), +(26,0,'0000-00-00 00:00:00','e'),(27,0,'2002-03-22 11:48:37','e'), +(28,2,'0000-00-00 00:00:00','p'),(29,0,'2001-01-04 03:55:07','x'); +CREATE TABLE t3 LIKE t1; +INSERT INTO t3 VALUES +(10,8,'2007-08-19 08:08:38','i'),(11,0,'2000-05-21 03:51:51',''); +SELECT DISTINCT datetime_key FROM t1 +WHERE (int_nokey, pk) +IN (SELECT t3.pk, t3.pk FROM t2 LEFT JOIN t3 ON t3.varchar_key) +AND pk = 9; +datetime_key +DROP TABLE t1, t2, t3; +# +# BUG#784723: Wrong result with semijoin + nested subqueries in maria-5.3 +# +CREATE TABLE t1 ( t1field integer, primary key (t1field)); +CREATE TABLE t2 ( t2field integer, primary key (t2field)); +INSERT INTO t1 VALUES (1),(2),(3); +INSERT INTO t2 VALUES (2),(3),(4); +explain +SELECT * FROM t1 A +WHERE +A.t1field IN (SELECT A.t1field FROM t2 B) AND +A.t1field IN (SELECT C.t2field FROM t2 C +WHERE C.t2field IN (SELECT D.t2field FROM t2 D)); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY A index PRIMARY PRIMARY 4 NULL 3 Using index; Start temporary +1 PRIMARY B index NULL PRIMARY 4 NULL 3 Using index; End temporary; Using join buffer (flat, BNL join) +1 PRIMARY C eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index +1 PRIMARY D eq_ref PRIMARY PRIMARY 4 test.A.t1field 1 Using index +SELECT * FROM t1 A +WHERE +A.t1field IN (SELECT A.t1field FROM t2 B) AND +A.t1field IN (SELECT C.t2field FROM t2 C +WHERE C.t2field IN (SELECT D.t2field FROM t2 D)); +t1field +2 +3 +drop table t1,t2; +# +# BUG#787299: Valgrind complains on a join query with two IN subqueries +# +create table t1 (a int); +insert into t1 values (1), (2), (3); +create table t2 as select * from t1; +select * from t1 A, t1 B +where A.a = B.a and A.a in (select a from t2 C) and B.a in (select a from t2 D); +a a +1 1 +2 2 +3 3 +explain +select * from t1 A, t1 B +where A.a = B.a and A.a in (select a from t2 C) and B.a in (select a from t2 D); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY A ALL NULL NULL NULL NULL 3 Start temporary +1 PRIMARY B ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) +1 PRIMARY C ALL NULL NULL NULL NULL 3 Using where; Using join buffer (incremental, BNL join) +1 PRIMARY D ALL NULL NULL NULL NULL 3 Using where; End temporary; Using join buffer (incremental, BNL join) +drop table t1, t2; +# +# BUG#784441: Abort on semijoin with a view as the inner table +# +CREATE TABLE t1 (a int) ; +INSERT INTO t1 VALUES (1), (1); +CREATE TABLE t2 (a int) ; +INSERT INTO t2 VALUES (1), (1); +CREATE VIEW v1 AS SELECT 1; +EXPLAIN +SELECT * FROM t1 INNER JOIN t2 ON t2.a != 0 AND t2.a IN (SELECT * FROM v1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY <derived3> system NULL NULL NULL NULL 1 +3 DERIVED NULL NULL NULL NULL NULL NULL NULL No tables used +SELECT * FROM t1 INNER JOIN t2 ON t2.a != 0 AND t2.a IN (SELECT * FROM v1); +a a +1 1 +1 1 +1 1 +1 1 +DROP VIEW v1; +DROP TABLE t1,t2; +# +# BUG#751439 Assertion `!table->file || table->file->inited == handler::NONE' failed with subquery +# +CREATE TABLE t1 ( f10 int, f11 int) ; +INSERT IGNORE INTO t1 VALUES (0,0),(0,0); +CREATE TABLE t2 ( f11 int); +INSERT IGNORE INTO t2 VALUES (0),(0); +CREATE TABLE t3 ( f11 int) ; +INSERT IGNORE INTO t3 VALUES (0); +SELECT alias1.f11 AS field2 +FROM ( t3 AS alias2 JOIN t1 AS alias3 ON alias3.f10 = 1) +LEFT JOIN ( t2 AS alias1 ) ON alias3.f11 = 1 +WHERE alias2.f11 IN ( SELECT f11 FROM t2 ) +GROUP BY field2 ; +field2 +drop table t1, t2, t3; +# +# BUG#778406 Crash in hp_movelink with Aria engine and subqueries +# +CREATE TABLE t4 (f10 varchar(32) , KEY (f10)) ENGINE=Aria; +INSERT INTO t4 VALUES ('x'),('m'),('c'); +CREATE TABLE t1 (f11 int) ENGINE=Aria; +INSERT INTO t1 VALUES (0),(0),(0); +CREATE TABLE t2 ( f10 int) ENGINE=Aria; +INSERT INTO t2 VALUES (0),(0),(0); +CREATE TABLE t3 ( f10 int, f11 int) ENGINE=Aria; +SELECT * +FROM t4 +WHERE f10 IN +( SELECT t1.f11 +FROM t1 +LEFT JOIN t2 JOIN t3 ON t3.f10 = t2.f10 ON t3.f11 != 0 ); +f10 +x +m +c +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'x' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +drop table t1,t2,t3,t4; +# +# BUG#751484: Valgrind warning / sporadic crash in evaluate_join_record sql_select.cc:14099 with semijoin +# +CREATE TABLE t1 ( f10 int, f11 int, KEY (f10)); +INSERT IGNORE INTO t1 VALUES (0, 0),(0, 0); +CREATE TABLE t3 ( f10 int); +INSERT IGNORE INTO t3 VALUES (0); +set @tmp_751484= @@optimizer_switch; +set optimizer_switch='materialization=on'; +SELECT * FROM t1 +WHERE f11 IN ( +SELECT C_SQ1_alias1.f11 +FROM t1 AS C_SQ1_alias1 +JOIN t3 AS C_SQ1_alias2 +ON C_SQ1_alias2.f10 = C_SQ1_alias1.f10 +); +f10 f11 +0 0 +0 0 +set optimizer_switch='materialization=off'; +SELECT * FROM t1 +WHERE f11 IN ( +SELECT C_SQ1_alias1.f11 +FROM t1 AS C_SQ1_alias1 +JOIN t3 AS C_SQ1_alias2 +ON C_SQ1_alias2.f10 = C_SQ1_alias1.f10 +); +f10 f11 +0 0 +0 0 +set optimizer_switch=@tmp_751484; +drop table t1, t3; +# BUG#795530 Wrong result with subquery semijoin materialization and outer join +# Simplified testcase that uses DuplicateElimination +# +create table t1 (a int); +create table t2 (a int, b char(10)); +insert into t1 values (1),(2); +insert into t2 values (1, 'one'), (3, 'three'); +create table t3 (b char(10)); +insert into t3 values('three'),( 'four'); +insert into t3 values('three'),( 'four'); +insert into t3 values('three'),( 'four'); +insert into t3 values('three'),( 'four'); +explain select * from t3 where t3.b in (select t2.b from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 8 Using where; End temporary; Using join buffer (incremental, BNL join) +select * from t3 where t3.b in (select t2.b from t1 left join t2 on t1.a=t2.a); +b +drop table t1, t2, t3; +# +# BUG#600958 RQG: Crash in optimize_semijoin_nests +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_key int(11) DEFAULT NULL, +col_date_key date DEFAULT NULL, +col_varchar_key varchar(1) DEFAULT NULL, +PRIMARY KEY (pk), +KEY col_int_key (col_int_key), +KEY col_date_key (col_date_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=MyISAM AUTO_INCREMENT=11 DEFAULT CHARSET=latin1; +INSERT INTO t1 VALUES (10,8,'2002-02-21',NULL); +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_key int(11) DEFAULT NULL, +col_date_key date DEFAULT NULL, +col_varchar_key varchar(1) DEFAULT NULL, +PRIMARY KEY (pk), +KEY col_int_key (col_int_key), +KEY col_date_key (col_date_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=MyISAM AUTO_INCREMENT=2 DEFAULT CHARSET=latin1; +INSERT INTO t2 VALUES (1,7,'1900-01-01','f'); +SELECT col_date_key FROM t1 +WHERE 5 IN ( +SELECT SUBQUERY3_t1 .col_int_key +FROM t2 SUBQUERY3_t1 +LEFT JOIN t1 SUBQUERY3_t2 ON SUBQUERY3_t1 .col_varchar_key +); +col_date_key +drop table t2, t1; +# +# No BUG#: Duplicate weedout check is not done for outer joins +# +create table t1 (a int); +create table t2 (a int); +insert into t1 values (1),(1),(2),(2); +insert into t2 values (1); +create table t0 (a int); +insert into t0 values (1),(2); +set @tmp_20110622= @@optimizer_switch; +set optimizer_switch='firstmatch=off,loosescan=off,materialization=off'; +# Check DuplicateWeedout + join buffer +explain +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary; Using join buffer (incremental, BNL join) +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +a +1 +2 +# Check DuplicateWeedout without join buffer +set @tmp_jcl_20110622= @@join_cache_level; +set join_cache_level= 0; +explain +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +a +1 +2 +# Check FirstMatch without join buffer: +set optimizer_switch='firstmatch=on'; +explain +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 where a in (select t1.a from t1 left join t2 on t1.a=t2.a); +a +1 +2 +# +# Now, check the same for multiple inner tables: +alter table t2 add b int; +update t2 set b=a; +create table t3 as select * from t2; +set optimizer_switch='firstmatch=off'; +set join_cache_level= 0; +# DuplicateWeedout without join buffer +explain +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Start temporary +1 PRIMARY t3 ALL NULL NULL NULL NULL 1 Using where +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +a +1 +2 +set @@join_cache_level=@tmp_jcl_20110622; +# DuplicateWeedout + join buffer +explain +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 1 Using where; Using join buffer (incremental, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using where; End temporary; Using join buffer (incremental, BNL join) +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +a +1 +2 +# Now, let the inner join side have a 'partial' match +select * from t3; +a b +1 1 +insert into t3 values(2,2); +explain +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 2 Start temporary +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 1 Using join buffer (incremental, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (incremental, BNL join) +select * from t0 +where a in (select t1.a from t1 left join (t3 join t2 on t3.b=t2.b) on t1.a=t3.a); +a +1 +2 +set @@optimizer_switch=@tmp_20110622; +drop table t0, t1, t2, t3; +# +# BUG#802965: Crash in do_copy_not_null with semijoin=on in maria-5.3 +# +set @save_802965= @@optimizer_switch; +set optimizer_switch='semijoin=on,materialization=off,firstmatch=off,loosescan=off'; +CREATE TABLE t2 ( f1 int NOT NULL , PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t2 VALUES (19),(20); +CREATE TABLE t1 ( f1 int NOT NULL , PRIMARY KEY (f1)) ; +INSERT IGNORE INTO t1 VALUES (21),(22),(23),(24); +SELECT * +FROM t2 , t1 +WHERE t2.f1 IN +( +SELECT SQ1_alias1.f1 +FROM t1 AS SQ1_alias1 LEFT JOIN t2 AS SQ1_alias2 JOIN t2 AS SQ1_alias3 ON SQ1_alias3.f1 ON SQ1_alias3.f1 +) +AND t1.f1 = t2.f1 ; +f1 f1 +DROP TABLE t1, t2; +set optimizer_switch=@save_802965; +# +# BUG#803365: Crash in pull_out_semijoin_tables with outer join + semijoin + derived tables in maria-5.3 with WL#106 +# +CREATE TABLE t1 ( f1 int) ; +INSERT INTO t1 VALUES (1),(1); +CREATE TABLE t2 ( f2 int) ; +INSERT INTO t2 VALUES (1),(1); +CREATE TABLE t3 ( f3 int) ; +INSERT INTO t3 VALUES (1),(1); +SELECT * +FROM t1 +WHERE t1.f1 IN ( +SELECT t2.f2 +FROM t2 +LEFT JOIN ( +SELECT * +FROM t3 +) AS alias1 +ON alias1.f3 = t2.f2 +); +f1 +1 +1 +DROP TABLE t1,t2,t3; +# +# BUG#611704: Crash in replace_where_subcondition with nested subquery and semijoin=on +# +CREATE TABLE t1 ( f1 int) ; +CREATE TABLE t2 ( f1 int) ; +CREATE TABLE t3 ( f1 int) ; +SELECT * FROM ( +SELECT t3.* +FROM t2 STRAIGHT_JOIN t3 +ON t3.f1 +AND (t3.f1 ) IN ( +SELECT t1.f1 +FROM t1 +) +) AS alias1; +f1 +DROP TABLE t1,t2,t3; +# BUG#611704: another testcase: +CREATE TABLE t1 ( f1 int(11), f3 varchar(1), f4 varchar(1)) ; +CREATE TABLE t2 ( f2 int(11), KEY (f2)); +CREATE TABLE t3 ( f4 varchar(1)) ; +PREPARE st1 FROM ' +SELECT * +FROM t1 +STRAIGHT_JOIN ( t2 STRAIGHT_JOIN t3 ON t2.f2 ) +ON (t1.f3) IN ( SELECT f4 FROM t1 ) +'; +EXECUTE st1; +f1 f3 f4 f2 f4 +DROP TABLE t1,t2,t3; +# +# BUG#803457: Wrong result with semijoin + view + outer join in maria-5.3-subqueries-mwl90 +# (Original testcase) +# +CREATE TABLE t1 (f1 int, f2 int ); +INSERT INTO t1 VALUES (2,0),(4,0),(0,NULL); +CREATE TABLE t2 (f2 int, f3 int ); +INSERT INTO t2 VALUES (NULL,NULL),(0,0); +CREATE TABLE t3 ( f1 int, f3 int ); +INSERT INTO t3 VALUES (2,0),(4,0),(0,NULL),(4,0),(8,0); +CREATE TABLE t4 ( f2 int, KEY (f2) ); +INSERT INTO t4 VALUES (0),(NULL); +CREATE VIEW v4 AS SELECT DISTINCT f2 FROM t4 ; +# The following must not have outer joins: +explain extended +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE t2.f3 IN (SELECT * FROM t4); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where +1 PRIMARY t4 ref f2 f2 5 test.t2.f3 2 100.00 Using index; FirstMatch(t2) +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (incremental, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2`,`test`.`t2`.`f3` AS `f3`,`test`.`t3`.`f3` AS `f3` from `test`.`t1` semi join (`test`.`t4`) join `test`.`t2` join `test`.`t3` where ((`test`.`t1`.`f2` = `test`.`t2`.`f2`) and (`test`.`t3`.`f1` = `test`.`t1`.`f1`) and (`test`.`t4`.`f2` = `test`.`t2`.`f3`)) +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE t2.f3 IN (SELECT * FROM t4); +f1 f2 f3 f3 +2 0 0 0 +4 0 0 0 +4 0 0 0 +drop view v4; +drop table t1, t2, t3, t4; +# +# BUG#803303: Wrong result with semijoin=on, outer join in maria-5.3-subqueries-mwl90 +# +# Testcase#1: +set @tmp803303= @@optimizer_switch; +set optimizer_switch = 'semijoin=on,materialization=off,firstmatch=off,loosescan=off'; +CREATE TABLE t2 ( f1 int) ; +INSERT IGNORE INTO t2 VALUES (6),(8); +CREATE TABLE t1 ( f1 int, f2 int, f3 int) ; +INSERT IGNORE INTO t1 VALUES (8,0,0),(7,0,0),(9,0,0); +SELECT alias2.f1 +FROM t2 AS alias1 +LEFT JOIN ( t1 AS alias2 JOIN t1 AS alias3 ON alias3.f2 = alias2.f3 ) +ON alias3.f2 = alias2.f2 +WHERE alias2.f1 IN ( SELECT f1 FROM t2 AS alias4 ) ; +f1 +8 +8 +8 +8 +8 +8 +drop table t1,t2; +set optimizer_switch= @tmp803303; +# Testcase #2: +CREATE TABLE t1 ( f10 int) ; +INSERT INTO t1 VALUES (0),(0); +CREATE TABLE t2 ( f10 int, f11 varchar(1)) ; +INSERT INTO t2 VALUES (0,'a'),(0,'b'); +CREATE TABLE t3 ( f10 int) ; +INSERT INTO t3 VALUES (0),(0),(0),(0),(0); +CREATE TABLE t4 ( f10 varchar(1), f11 int) ; +INSERT INTO t4 VALUES ('a',0),('b',0); +SELECT * FROM t1 +LEFT JOIN ( t2 JOIN t3 ON t3.f10 = t2.f10 ) ON t1.f10 = t2.f10 +WHERE t2.f10 IN ( +SELECT t4.f11 +FROM t4 +WHERE t4.f10 != t2.f11 +); +f10 f10 f11 f10 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +0 0 b 0 +0 0 b 0 +0 0 a 0 +0 0 a 0 +drop table t1,t2,t3,t4; +# +# BUG#803457: Wrong result with semijoin + view + outer join in maria-5.3-subqueries-mwl90 +# +set @tmp803457=@@optimizer_switch; +set optimizer_switch='materialization=off'; +CREATE TABLE t1 (f1 int, f2 int ); +INSERT INTO t1 VALUES (2,0),(4,0),(0,NULL); +CREATE TABLE t2 (f2 int, f3 int ); +INSERT INTO t2 VALUES (NULL,NULL),(0,0); +CREATE TABLE t3 ( f1 int, f3 int ); +INSERT INTO t3 VALUES (2,0),(4,0),(0,NULL),(4,0),(8,0); +CREATE TABLE t4 ( f2 int); +INSERT INTO t4 VALUES (0),(NULL); +# The following uses Duplicate Weedout, and "End temporary" must not be +# in the middle of the inner side of an outer join: +explain +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 5 Using where; Using join buffer (incremental, BNL join) +1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (incremental, BNL join) +SELECT * FROM t1 NATURAL LEFT JOIN (t2, t3 ) WHERE IFNULL(t2.f3,'foo') IN (SELECT * FROM t4); +f1 f2 f3 f3 +2 0 0 0 +4 0 0 0 +4 0 0 0 +0 NULL NULL NULL +DROP TABLE t1, t2, t3, t4; +set @tmp803457=@@optimizer_switch; +# +# BUG#818280: crash in do_copy_not_null() in maria-5.3 with semijoin +# +CREATE TABLE t1 ( c1 int NOT NULL , c2 int NOT NULL, PRIMARY KEY (c1)) ; +INSERT IGNORE INTO t1 VALUES (2,7),(1,3),(5,6); +CREATE TABLE t3 ( c1 int NOT NULL , c2 int NOT NULL, PRIMARY KEY (c1)) ; +INSERT IGNORE INTO t3 VALUES (2,7),(1,3),(5,6); +CREATE TABLE t2 ( c1 int NOT NULL , c5 int NOT NULL ); +INSERT IGNORE INTO t2 VALUES (2,2),(2,2),(5,6); +SELECT * FROM t1 WHERE c1 IN ( SELECT t3.c1 FROM t3 LEFT JOIN t2 ON t2 .c1 = t3 .c1 WHERE t2.c5 != 0 ); +c1 c2 +2 7 +5 6 +DROP TABLE t1, t2, t3; +set optimizer_switch=@subselect_sj_tmp; # # BUG#49129: Wrong result with IN-subquery with join_cache_level=6 and firstmatch=off # @@ -1097,9 +1769,9 @@ explain SELECT * FROM t0 WHERE t0.a IN (SELECT t1.a FROM t1, t2 WHERE t2.a=t0.a AND t1.b=t2.b); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY t0 ALL NULL NULL NULL NULL 5 Start temporary -1 PRIMARY t1 ref a a 5 test.t0.a 1 Using join buffer -1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t0.a 1 Using where; End temporary; Using join buffer +1 PRIMARY t0 ALL NULL NULL NULL NULL 5 Using where; Start temporary +1 PRIMARY t1 ref a a 5 test.t0.a 1 Using join buffer (flat, BKA join); Key-ordered Rowid-ordered scan +1 PRIMARY t2 eq_ref PRIMARY PRIMARY 4 test.t0.a 1 Using where; End temporary; Using join buffer (incremental, BKA join); Key-ordered Rowid-ordered scan SELECT * FROM t0 WHERE t0.a IN (SELECT t1.a FROM t1, t2 WHERE t2.a=t0.a AND t1.b=t2.b); a @@ -1114,3 +1786,4 @@ set join_cache_level=default; show variables like 'join_cache_level'; Variable_name Value join_cache_level 1 +set @@optimizer_switch=@save_optimizer_switch_jcl6; diff --git a/mysql-test/r/subselect_sj_mat.result b/mysql-test/r/subselect_sj_mat.result new file mode 100644 index 00000000000..d058e4e592a --- /dev/null +++ b/mysql-test/r/subselect_sj_mat.result @@ -0,0 +1,1603 @@ +set @subselect_sj_mat_tmp= @@optimizer_switch; +set optimizer_switch=ifnull(@subselect_mat_test_optimizer_switch_value, 'semijoin=on,firstmatch=on,loosescan=on'); +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +set @optimizer_switch_local_default= @@optimizer_switch; +drop table if exists t1, t2, t3, t1i, t2i, t3i; +drop table if exists columns; +drop table if exists t1_16, t2_16, t3_16; +drop view if exists v1, v2, v1m, v2m; +create table t1 (a1 char(8), a2 char(8)); +create table t2 (b1 char(8), b2 char(8)); +create table t3 (c1 char(8), c2 char(8)); +insert into t1 values ('1 - 00', '2 - 00'); +insert into t1 values ('1 - 01', '2 - 01'); +insert into t1 values ('1 - 02', '2 - 02'); +insert into t2 values ('1 - 01', '2 - 01'); +insert into t2 values ('1 - 01', '2 - 01'); +insert into t2 values ('1 - 02', '2 - 02'); +insert into t2 values ('1 - 02', '2 - 02'); +insert into t2 values ('1 - 03', '2 - 03'); +insert into t3 values ('1 - 01', '2 - 01'); +insert into t3 values ('1 - 02', '2 - 02'); +insert into t3 values ('1 - 03', '2 - 03'); +insert into t3 values ('1 - 04', '2 - 04'); +create table t1i (a1 char(8), a2 char(8)); +create table t2i (b1 char(8), b2 char(8)); +create table t3i (c1 char(8), c2 char(8)); +create index it1i1 on t1i (a1); +create index it1i2 on t1i (a2); +create index it1i3 on t1i (a1, a2); +create index it2i1 on t2i (b1); +create index it2i2 on t2i (b2); +create index it2i3 on t2i (b1, b2); +create index it3i1 on t3i (c1); +create index it3i2 on t3i (c2); +create index it3i3 on t3i (c1, c2); +insert into t1i select * from t1; +insert into t2i select * from t2; +insert into t3i select * from t3; +set @@optimizer_switch='materialization=on,in_to_exists=off,firstmatch=off'; +/****************************************************************************** +* Simple tests. +******************************************************************************/ +# non-indexed nullable fields +explain extended +select * from t1 where a1 in (select b1 from t2 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 9 func 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`b1` > '0')) +select * from t1 where a1 in (select b1 from t2 where b1 > '0'); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1 where a1 in (select b1 from t2 where b1 > '0' group by b1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 9 test.t1.a1 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from <materialize> (select `test`.`t2`.`b1` from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1`) join `test`.`t1` where (`<subquery2>`.`b1` = `test`.`t1`.`a1`) +select * from t1 where a1 in (select b1 from t2 where b1 > '0' group by b1); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1 where (a1, a2) in (select b1, b2 from t2 where b1 > '0' group by b1, b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1.a1,test.t1.a2 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1`,`test`.`t2`.`b2`) join `test`.`t1` where ((`<subquery2>`.`b2` = `test`.`t1`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1`.`a1`)) +select * from t1 where (a1, a2) in (select b1, b2 from t2 where b1 > '0' group by b1, b2); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1.a1,test.t1.a2 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using temporary +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from <materialize> (select `test`.`t2`.`b1`,min(`test`.`t2`.`b2`) from `test`.`t2` where (`test`.`t2`.`b1` > '0') group by `test`.`t2`.`b1`) join `test`.`t1` where ((`<subquery2>`.`min(b2)` = `test`.`t1`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1`.`a1`)) +select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1i where a1 in (select b1 from t2i where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2i index it2i1,it2i3 it2i1 # NULL 5 40.00 Using where; Using index; LooseScan +1 PRIMARY t1i ref _it1_idx _it1_idx # _ref_ 1 100.00 +Warnings: +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` semi join (`test`.`t2i`) where ((`test`.`t1i`.`a1` = `test`.`t2i`.`b1`) and (`test`.`t2i`.`b1` > '0')) +select * from t1i where a1 in (select b1 from t2i where b1 > '0'); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1i where a1 in (select b1 from t2i where b1 > '0' group by b1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <subquery2> ALL distinct_key # NULL # 3 100.00 # +1 PRIMARY t1i ref it1i1,it1i3 # 9 # 1 100.00 # +2 SUBQUERY t2i range it2i1,it2i3 # 9 # 3 100.00 # +Warnings: +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from <materialize> (select `test`.`t2i`.`b1` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1`) join `test`.`t1i` where (`test`.`t1i`.`a1` = `<subquery2>`.`b1`) +select * from t1i where a1 in (select b1 from t2i where b1 > '0' group by b1); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2i index it2i1,it2i2,it2i3 it2i3 # NULL 5 40.00 Using where; Using index; LooseScan +1 PRIMARY t1i ref _it1_idx _it1_idx # _ref_ 1 100.00 +Warnings: +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` semi join (`test`.`t2i`) where ((`test`.`t1i`.`a2` = `test`.`t2i`.`b2`) and (`test`.`t1i`.`a1` = `test`.`t2i`.`b1`) and (`test`.`t2i`.`b1` > '0')) +select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0'); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0' group by b1, b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1i index it1i1,it1i2,it1i3 # # # 3 100.00 # +1 PRIMARY <subquery2> eq_ref distinct_key # # # 1 100.00 # +2 SUBQUERY t2i range it2i1,it2i3 # # # 3 100.00 # +Warnings: +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1`,`test`.`t2i`.`b2`) join `test`.`t1i` where ((`<subquery2>`.`b2` = `test`.`t1i`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1i`.`a1`)) +select * from t1i where (a1, a2) in (select b1, b2 from t2i where b1 > '0' group by b1, b2); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1i where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1i index it1i1,it1i2,it1i3 # # # 3 100.00 # +1 PRIMARY <subquery2> eq_ref distinct_key # # # 1 100.00 # +2 SUBQUERY t2i range it2i1,it2i3 # # # 3 100.00 # +Warnings: +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from <materialize> (select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1`) join `test`.`t1i` where ((`<subquery2>`.`min(b2)` = `test`.`t1i`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1i`.`a1`)) +select * from t1i where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1 where (a1, a2) in (select b1, max(b2) from t2i group by b1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1.a1,test.t1.a2 1 100.00 +2 SUBQUERY t2i range NULL it2i3 9 NULL 3 100.00 Using index for group-by +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from <materialize> (select `test`.`t2i`.`b1`,max(`test`.`t2i`.`b2`) from `test`.`t2i` group by `test`.`t2i`.`b1`) join `test`.`t1` where ((`<subquery2>`.`max(b2)` = `test`.`t1`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1`.`a1`)) +select * from t1 where (a1, a2) in (select b1, max(b2) from t2i group by b1); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +prepare st1 from "explain select * from t1 where (a1, a2) in (select b1, max(b2) from t2i group by b1)"; +execute st1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1.a1,test.t1.a2 1 +2 SUBQUERY t2i range NULL it2i3 9 NULL 3 Using index for group-by +execute st1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1.a1,test.t1.a2 1 +2 SUBQUERY t2i range NULL it2i3 9 NULL 3 Using index for group-by +prepare st2 from "select * from t1 where (a1, a2) in (select b1, max(b2) from t2i group by b1)"; +execute st2; +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +execute st2; +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1 where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1.a1,test.t1.a2 1 100.00 +2 SUBQUERY t2i range it2i1,it2i3 it2i3 18 NULL 3 100.00 Using where; Using index for group-by +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from <materialize> (select `test`.`t2i`.`b1`,min(`test`.`t2i`.`b2`) from `test`.`t2i` where (`test`.`t2i`.`b1` > '0') group by `test`.`t2i`.`b1`) join `test`.`t1` where ((`<subquery2>`.`min(b2)` = `test`.`t1`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1`.`a1`)) +select * from t1 where (a1, a2) in (select b1, min(b2) from t2i where b1 > '0' group by b1); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +select * from t1 where (a1, a2) in (select b1, min(b2) from t2i limit 1,1); +ERROR 42000: This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery' +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; +prepare st1 from +"select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1)"; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; +execute st1; +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; +execute st1; +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; +prepare st1 from +"select * from t1 where (a1, a2) in (select b1, min(b2) from t2 where b1 > '0' group by b1)"; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; +execute st1; +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; +execute st1; +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +set @@optimizer_switch=@save_optimizer_switch; +explain extended +select * from t1 where (a1, a2) in (select b1, b2 from t2 order by b1, b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1.a1,test.t1.a2 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` order by `test`.`t2`.`b1`,`test`.`t2`.`b2`) join `test`.`t1` where ((`<subquery2>`.`b2` = `test`.`t1`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1`.`a1`)) +select * from t1 where (a1, a2) in (select b1, b2 from t2 order by b1, b2); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1i where (a1, a2) in (select b1, b2 from t2i order by b1, b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1i index it1i1,it1i2,it1i3 it1i3 18 NULL 3 100.00 Using where; Using index +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 test.t1i.a1,test.t1i.a2 1 100.00 +2 SUBQUERY t2i index NULL it2i3 18 NULL 5 100.00 Using index +Warnings: +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from <materialize> (select `test`.`t2i`.`b1`,`test`.`t2i`.`b2` from `test`.`t2i` order by `test`.`t2i`.`b1`,`test`.`t2i`.`b2`) join `test`.`t1i` where ((`<subquery2>`.`b2` = `test`.`t1i`.`a2`) and (`<subquery2>`.`b1` = `test`.`t1i`.`a1`)) +select * from t1i where (a1, a2) in (select b1, b2 from t2i order by b1, b2); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +/****************************************************************************** +* Views, UNIONs, several levels of nesting. +******************************************************************************/ +# materialize the result of subquery over temp-table view +create algorithm=merge view v1 as +select b1, c2 from t2, t3 where b2 > c2; +create algorithm=merge view v2 as +select b1, c2 from t2, t3 group by b2, c2; +Warnings: +Warning 1354 View merge algorithm can't be used here for now (assumed undefined algorithm) +create algorithm=temptable view v1m as +select b1, c2 from t2, t3 where b2 > c2; +create algorithm=temptable view v2m as +select b1, c2 from t2, t3 group by b2, c2; +select * from v1 where (c2, b1) in (select c2, b1 from v2 where b1 is not null); +b1 c2 +1 - 02 2 - 01 +1 - 02 2 - 01 +1 - 03 2 - 01 +1 - 03 2 - 02 +select * from v1 where (c2, b1) in (select distinct c2, b1 from v2 where b1 is not null); +b1 c2 +1 - 02 2 - 01 +1 - 02 2 - 01 +1 - 03 2 - 01 +1 - 03 2 - 02 +select * from v1m where (c2, b1) in (select c2, b1 from v2m where b1 is not null); +b1 c2 +1 - 02 2 - 01 +1 - 02 2 - 01 +1 - 03 2 - 01 +1 - 03 2 - 02 +select * from v1m where (c2, b1) in (select distinct c2, b1 from v2m where b1 is not null); +b1 c2 +1 - 02 2 - 01 +1 - 02 2 - 01 +1 - 03 2 - 01 +1 - 03 2 - 02 +drop view v1, v2, v1m, v2m; +explain extended +select * from t1 +where (a1, a2) in (select b1, b2 from t2 where b1 > '0') and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 func,func 1 100.00 +1 PRIMARY <subquery3> eq_ref distinct_key distinct_key 18 func,func 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where +3 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +3 SUBQUERY t2i index it2i1,it2i2,it2i3 it2i3 18 NULL 5 80.00 Using where; Using index; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` semi join (`test`.`t2`) semi join (`test`.`t2i` join `test`.`t3`) where ((`test`.`t2i`.`b2` = `test`.`t3`.`c2`) and (`test`.`t2i`.`b1` = `test`.`t3`.`c1`) and (`test`.`t2`.`b1` > '0') and (`test`.`t3`.`c2` > '0')) +select * from t1 +where (a1, a2) in (select b1, b2 from t2 where b1 > '0') and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1i +where (a1, a2) in (select b1, b2 from t2i where b1 > '0') and +(a1, a2) in (select c1, c2 from t3i +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1i index it1i1,it1i2,it1i3 # # # 3 100.00 # +1 PRIMARY <subquery2> eq_ref distinct_key # # # 1 100.00 # +1 PRIMARY <subquery3> eq_ref distinct_key # # # 1 100.00 # +2 SUBQUERY t2i index it2i1,it2i2,it2i3 # # # 5 100.00 # +3 SUBQUERY t2i index it2i1,it2i2,it2i3 # # # 5 100.00 # +3 SUBQUERY t3i index it3i1,it3i2,it3i3 # # # 4 75.00 # +Warnings: +Note 1003 select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` semi join (`test`.`t2i`) semi join (`test`.`t2i` join `test`.`t3i`) where ((`test`.`t3i`.`c2` = `test`.`t2i`.`b2`) and (`test`.`t3i`.`c1` = `test`.`t2i`.`b1`) and (`test`.`t2i`.`b1` > '0') and (`test`.`t2i`.`b2` > '0')) +select * from t1i +where (a1, a2) in (select b1, b2 from t2i where b1 > '0') and +(a1, a2) in (select c1, c2 from t3i +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1 +where (a1, a2) in (select b1, b2 from t2 +where b2 in (select c2 from t3 where c2 LIKE '%02') or +b2 in (select c2 from t3 where c2 LIKE '%03')) and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 18 func,func 1 100.00 +1 PRIMARY <subquery5> eq_ref distinct_key distinct_key 18 func,func 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 100.00 Using where +5 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +5 SUBQUERY t2i index it2i1,it2i2,it2i3 it2i3 18 NULL 5 80.00 Using where; Using index; Using join buffer (flat, BNL join) +4 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +3 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` semi join (`test`.`t2`) semi join (`test`.`t2i` join `test`.`t3`) where ((`test`.`t2i`.`b2` = `test`.`t3`.`c2`) and (`test`.`t2i`.`b1` = `test`.`t3`.`c1`) and (<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%02') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery3>`.`c2`))))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`)))))) and (`test`.`t3`.`c2` > '0')) +select * from t1 +where (a1, a2) in (select b1, b2 from t2 +where b2 in (select c2 from t3 where c2 LIKE '%02') or +b2 in (select c2 from t3 where c2 LIKE '%03')) and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +a1 a2 +1 - 02 2 - 02 +explain extended +select * from t1 +where (a1, a2) in (select b1, b2 from t2 +where b2 in (select c2 from t3 t3a where c1 = a1) or +b2 in (select c2 from t3 t3b where c2 LIKE '%03')) and +(a1, a2) in (select c1, c2 from t3 t3c +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +1 PRIMARY <subquery5> eq_ref distinct_key distinct_key 18 func,func 1 100.00 +5 SUBQUERY t3c ALL NULL NULL NULL NULL 4 100.00 Using where +5 SUBQUERY t2i index it2i1,it2i2,it2i3 it2i3 18 NULL 5 80.00 Using where; Using index; Using join buffer (flat, BNL join) +4 SUBQUERY t3b ALL NULL NULL NULL NULL 4 100.00 Using where +3 DEPENDENT SUBQUERY t3a ALL NULL NULL NULL NULL 4 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t1.a1' of SELECT #3 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` semi join (`test`.`t2`) semi join (`test`.`t2i` join `test`.`t3` `t3c`) where ((`test`.`t2`.`b2` = `test`.`t1`.`a2`) and (`test`.`t2i`.`b2` = `test`.`t3c`.`c2`) and (`test`.`t2`.`b1` = `test`.`t1`.`a1`) and (`test`.`t2i`.`b1` = `test`.`t3c`.`c1`) and (<in_optimizer>(`test`.`t2`.`b2`,<exists>(select `test`.`t3a`.`c2` from `test`.`t3` `t3a` where ((`test`.`t3a`.`c1` = `test`.`t1`.`a1`) and (<cache>(`test`.`t2`.`b2`) = `test`.`t3a`.`c2`)))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3b`.`c2` from `test`.`t3` `t3b` where (`test`.`t3b`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`)))))) and (`test`.`t3c`.`c2` > '0')) +select * from t1 +where (a1, a2) in (select b1, b2 from t2 +where b2 in (select c2 from t3 t3a where c1 = a1) or +b2 in (select c2 from t3 t3b where c2 LIKE '%03')) and +(a1, a2) in (select c1, c2 from t3 t3c +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +(select * from t1 +where (a1, a2) in (select b1, b2 from t2 +where b2 in (select c2 from t3 where c2 LIKE '%02') or +b2 in (select c2 from t3 where c2 LIKE '%03') +group by b1, b2) and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0'))) +UNION +(select * from t1i +where (a1, a2) in (select b1, b2 from t2i where b1 > '0') and +(a1, a2) in (select c1, c2 from t3i +where (c1, c2) in (select b1, b2 from t2i where b2 > '0'))); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <subquery2> ALL distinct_key # # # 5 0.00 # +1 PRIMARY t3 ALL NULL # # # 4 100.00 # +1 PRIMARY t1 ALL NULL # # # 3 100.00 # +1 PRIMARY t2i ref it2i1,it2i2,it2i3 # # # 2 100.00 # +2 SUBQUERY t2 ALL NULL # # # 5 100.00 # +4 SUBQUERY t3 ALL NULL # # # 4 100.00 # +3 SUBQUERY t3 ALL NULL # # # 4 100.00 # +7 UNION t1i index it1i1,it1i2,it1i3 # # # 3 100.00 # +7 UNION <subquery8> eq_ref distinct_key # # # 1 100.00 # +7 UNION <subquery9> eq_ref distinct_key # # # 1 100.00 # +8 SUBQUERY t2i index it2i1,it2i2,it2i3 # # # 5 100.00 # +9 SUBQUERY t2i index it2i1,it2i2,it2i3 # # # 5 100.00 # +9 SUBQUERY t3i index it3i1,it3i2,it3i3 # # # 4 75.00 # +NULL UNION RESULT <union1,7> ALL NULL # # # NULL NULL # +Warnings: +Note 1003 (select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from <materialize> (select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where (<in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%02') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery3>`.`c2`))))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3`.`c2` from `test`.`t3` where (`test`.`t3`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`)))))) group by `test`.`t2`.`b1`,`test`.`t2`.`b2`) semi join (`test`.`t2i` join `test`.`t3`) join `test`.`t1` where ((`test`.`t3`.`c2` = `<subquery2>`.`b2`) and (`test`.`t1`.`a2` = `<subquery2>`.`b2`) and (`test`.`t2i`.`b2` = `<subquery2>`.`b2`) and (`test`.`t3`.`c1` = `<subquery2>`.`b1`) and (`test`.`t1`.`a1` = `<subquery2>`.`b1`) and (`test`.`t2i`.`b1` = `<subquery2>`.`b1`) and (`<subquery2>`.`b2` > '0'))) union (select `test`.`t1i`.`a1` AS `a1`,`test`.`t1i`.`a2` AS `a2` from `test`.`t1i` semi join (`test`.`t2i`) semi join (`test`.`t2i` join `test`.`t3i`) where ((`test`.`t3i`.`c2` = `test`.`t2i`.`b2`) and (`test`.`t3i`.`c1` = `test`.`t2i`.`b1`) and (`test`.`t2i`.`b1` > '0') and (`test`.`t2i`.`b2` > '0'))) +(select * from t1 +where (a1, a2) in (select b1, b2 from t2 +where b2 in (select c2 from t3 where c2 LIKE '%02') or +b2 in (select c2 from t3 where c2 LIKE '%03') +group by b1, b2) and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0'))) +UNION +(select * from t1i +where (a1, a2) in (select b1, b2 from t2i where b1 > '0') and +(a1, a2) in (select c1, c2 from t3i +where (c1, c2) in (select b1, b2 from t2i where b2 > '0'))); +a1 a2 +1 - 02 2 - 02 +1 - 01 2 - 01 +explain extended +select * from t1 +where (a1, a2) in (select * from t1 where a1 > '0' UNION select * from t2 where b1 < '9') and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery4> eq_ref distinct_key distinct_key 18 func,func 1 100.00 +4 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +4 SUBQUERY t2i index it2i1,it2i2,it2i3 it2i3 18 NULL 5 80.00 Using where; Using index; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 5 100.00 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` semi join (`test`.`t2i` join `test`.`t3`) where ((`test`.`t2i`.`b2` = `test`.`t3`.`c2`) and (`test`.`t2i`.`b1` = `test`.`t3`.`c1`) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t1`.`a1`,`test`.`t1`.`a2` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t1`.`a1`) = `test`.`t1`.`a1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t1`.`a2`)) union select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`)))) and (`test`.`t3`.`c2` > '0')) +select * from t1 +where (a1, a2) in (select * from t1 where a1 > '0' UNION select * from t2 where b1 < '9') and +(a1, a2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')); +a1 a2 +1 - 01 2 - 01 +1 - 02 2 - 02 +explain extended +select * from t1, t3 +where (a1, a2) in (select * from t1 where a1 > '0' UNION select * from t2 where b1 < '9') and +(c1, c2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')) and +a1 = c1; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY t3 ALL NULL NULL NULL NULL 4 100.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY <subquery4> eq_ref distinct_key distinct_key 18 func,func 1 100.00 +4 SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +4 SUBQUERY t2i index it2i1,it2i2,it2i3 it2i3 18 NULL 5 80.00 Using where; Using index; Using join buffer (flat, BNL join) +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 5 100.00 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2`,`test`.`t3`.`c1` AS `c1`,`test`.`t3`.`c2` AS `c2` from `test`.`t1` semi join (`test`.`t2i` join `test`.`t3`) join `test`.`t3` where ((`test`.`t2i`.`b2` = `test`.`t3`.`c2`) and (`test`.`t3`.`c1` = `test`.`t1`.`a1`) and (`test`.`t2i`.`b1` = `test`.`t3`.`c1`) and <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select `test`.`t1`.`a1`,`test`.`t1`.`a2` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t1`.`a1`) = `test`.`t1`.`a1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t1`.`a2`)) union select `test`.`t2`.`b1`,`test`.`t2`.`b2` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t1`.`a1`) = `test`.`t2`.`b1`) and (<cache>(`test`.`t1`.`a2`) = `test`.`t2`.`b2`)))) and (`test`.`t3`.`c2` > '0')) +select * from t1, t3 +where (a1, a2) in (select * from t1 where a1 > '0' UNION select * from t2 where b1 < '9') and +(c1, c2) in (select c1, c2 from t3 +where (c1, c2) in (select b1, b2 from t2i where b2 > '0')) and +a1 = c1; +a1 a2 c1 c2 +1 - 01 2 - 01 1 - 01 2 - 01 +1 - 02 2 - 02 1 - 02 2 - 02 +/****************************************************************************** +* Negative tests, where materialization should not be applied. +******************************************************************************/ +# UNION in a subquery +explain extended +select * from t3 +where c1 in (select a1 from t1 where a1 > '0' UNION select b1 from t2 where b1 < '9'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +2 DEPENDENT SUBQUERY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +3 DEPENDENT UNION t2 ALL NULL NULL NULL NULL 5 100.00 Using where +NULL UNION RESULT <union2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 select `test`.`t3`.`c1` AS `c1`,`test`.`t3`.`c2` AS `c2` from `test`.`t3` where <in_optimizer>(`test`.`t3`.`c1`,<exists>(select `test`.`t1`.`a1` from `test`.`t1` where ((`test`.`t1`.`a1` > '0') and (<cache>(`test`.`t3`.`c1`) = `test`.`t1`.`a1`)) union select `test`.`t2`.`b1` from `test`.`t2` where ((`test`.`t2`.`b1` < '9') and (<cache>(`test`.`t3`.`c1`) = `test`.`t2`.`b1`)))) +select * from t3 +where c1 in (select a1 from t1 where a1 > '0' UNION select b1 from t2 where b1 < '9'); +c1 c2 +1 - 01 2 - 01 +1 - 02 2 - 02 +1 - 03 2 - 03 +explain extended +select * from t1 +where (a1, a2) in (select b1, b2 from t2 +where b2 in (select c2 from t3 t3a where c1 = a1) or +b2 in (select c2 from t3 t3b where c2 LIKE '%03')) and +(a1, a2) in (select c1, c2 from t3 t3c +where (c1, c2) in (select b1, b2 from t2i where b2 > '0' or b2 = a2)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2i ref it2i1,it2i2,it2i3 it2i3 18 test.t1.a1,test.t1.a2 2 100.00 Using index +1 PRIMARY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3c ALL NULL NULL NULL NULL 4 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +4 SUBQUERY t3b ALL NULL NULL NULL NULL 4 100.00 Using where +3 DEPENDENT SUBQUERY t3a ALL NULL NULL NULL NULL 4 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t1.a1' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.t1.a2' of SELECT #6 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` semi join (`test`.`t2`) semi join (`test`.`t2i` join `test`.`t3` `t3c`) where ((`test`.`t2i`.`b2` = `test`.`t1`.`a2`) and (`test`.`t2`.`b2` = `test`.`t1`.`a2`) and (`test`.`t3c`.`c2` = `test`.`t1`.`a2`) and (`test`.`t2i`.`b1` = `test`.`t1`.`a1`) and (`test`.`t2`.`b1` = `test`.`t1`.`a1`) and (`test`.`t3c`.`c1` = `test`.`t1`.`a1`) and (<in_optimizer>(`test`.`t2`.`b2`,<exists>(select `test`.`t3a`.`c2` from `test`.`t3` `t3a` where ((`test`.`t3a`.`c1` = `test`.`t1`.`a1`) and (<cache>(`test`.`t2`.`b2`) = `test`.`t3a`.`c2`)))) or <in_optimizer>(`test`.`t2`.`b2`,`test`.`t2`.`b2` in ( <materialize> (select `test`.`t3b`.`c2` from `test`.`t3` `t3b` where (`test`.`t3b`.`c2` like '%03') ), <primary_index_lookup>(`test`.`t2`.`b2` in <temporary table> on distinct_key where ((`test`.`t2`.`b2` = `<subquery4>`.`c2`))))))) +explain extended +select * from t1 where (a1, a2) in (select '1 - 01', '2 - 01'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select '1 - 01','2 - 01' having (((<cache>(`test`.`t1`.`a1`) = '1 - 01') or isnull('1 - 01')) and ((<cache>(`test`.`t1`.`a2`) = '2 - 01') or isnull('2 - 01')) and <is_not_null_test>('1 - 01') and <is_not_null_test>('2 - 01')))) +select * from t1 where (a1, a2) in (select '1 - 01', '2 - 01'); +a1 a2 +1 - 01 2 - 01 +explain extended +select * from t1 where (a1, a2) in (select '1 - 01', '2 - 01' from dual); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using where +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` where <in_optimizer>((`test`.`t1`.`a1`,`test`.`t1`.`a2`),<exists>(select '1 - 01','2 - 01' having (((<cache>(`test`.`t1`.`a1`) = '1 - 01') or isnull('1 - 01')) and ((<cache>(`test`.`t1`.`a2`) = '2 - 01') or isnull('2 - 01')) and <is_not_null_test>('1 - 01') and <is_not_null_test>('2 - 01')))) +select * from t1 where (a1, a2) in (select '1 - 01', '2 - 01' from dual); +a1 a2 +1 - 01 2 - 01 +/****************************************************************************** +* Subqueries in other uncovered clauses. +******************************************************************************/ +/* SELECT clause */ +select ((a1,a2) IN (select * from t2 where b2 > '0')) IS NULL from t1; +((a1,a2) IN (select * from t2 where b2 > '0')) IS NULL +0 +0 +0 +/* GROUP BY clause */ +create table columns (col int key); +insert into columns values (1), (2); +explain extended +select * from t1 group by (select col from columns limit 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 +2 SUBQUERY columns index NULL PRIMARY 4 NULL 2 100.00 Using index +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` group by (select `test`.`columns`.`col` from `test`.`columns` limit 1) +select * from t1 group by (select col from columns limit 1); +a1 a2 +1 - 00 2 - 00 +explain extended +select * from t1 group by (a1 in (select col from columns)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Using temporary; Using filesort +2 DEPENDENT SUBQUERY columns unique_subquery PRIMARY PRIMARY 4 func 1 100.00 Using index; Using where; Full scan on NULL key +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` group by <in_optimizer>(`test`.`t1`.`a1`,<exists>(<primary_index_lookup>(<cache>(`test`.`t1`.`a1`) in columns on PRIMARY where trigcond((<cache>(`test`.`t1`.`a1`) = `test`.`columns`.`col`))))) +select * from t1 group by (a1 in (select col from columns)); +a1 a2 +1 - 00 2 - 00 +/* ORDER BY clause */ +explain extended +select * from t1 order by (select col from columns limit 1); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 +2 SUBQUERY columns index NULL PRIMARY 4 NULL 2 100.00 Using index +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` order by (select `test`.`columns`.`col` from `test`.`columns` limit 1) +select * from t1 order by (select col from columns limit 1); +a1 a2 +1 - 00 2 - 00 +1 - 01 2 - 01 +1 - 02 2 - 02 +/****************************************************************************** +* Column types/sizes that affect materialization. +******************************************************************************/ +/* +Test that BLOBs are not materialized (except when arguments of some functions). +*/ +# force materialization to be always considered +set @prefix_len = 6; +set @blob_len = 16; +set @suffix_len = @blob_len - @prefix_len; +create table t1_16 (a1 blob(16), a2 blob(16)); +create table t2_16 (b1 blob(16), b2 blob(16)); +create table t3_16 (c1 blob(16), c2 blob(16)); +insert into t1_16 values +(concat('1 - 00', repeat('x', @suffix_len)), concat('2 - 00', repeat('x', @suffix_len))); +insert into t1_16 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t1_16 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_16 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t2_16 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_16 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_16 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t3_16 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t3_16 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_16 values +(concat('1 - 04', repeat('x', @suffix_len)), concat('2 - 04', repeat('x', @suffix_len))); +explain extended select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select b1 from t2_16 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` semi join (`test`.`t2_16`) where ((`test`.`t2_16`.`b1` = `test`.`t1_16`.`a1`) and (`test`.`t1_16`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select b1 from t2_16 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_16 +where (a1,a2) in (select b1, b2 from t2_16 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` semi join (`test`.`t2_16`) where ((`test`.`t2_16`.`b2` = `test`.`t1_16`.`a2`) and (`test`.`t2_16`.`b1` = `test`.`t1_16`.`a1`) and (`test`.`t1_16`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_16 +where (a1,a2) in (select b1, b2 from t2_16 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select substring(b1,1,16) from t2_16 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 20 func 1 100.00 +2 SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where +Warnings: +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` semi join (`test`.`t2_16`) where ((`test`.`t2_16`.`b1` > '0') and (`test`.`t1_16`.`a1` = substr(`test`.`t2_16`.`b1`,1,16))) +select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select substring(b1,1,16) from t2_16 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select group_concat(b1) from t2_16 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where +2 DEPENDENT SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from `test`.`t1_16` where <in_optimizer>(`test`.`t1_16`.`a1`,<exists>(select group_concat(`test`.`t2_16`.`b1` separator ',') from `test`.`t2_16` group by `test`.`t2_16`.`b2` having (<cache>(`test`.`t1_16`.`a1`) = <ref_null_helper>(group_concat(`test`.`t2_16`.`b1` separator ','))))) +select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select group_concat(b1) from t2_16 group by b2); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +set @@group_concat_max_len = 256; +explain extended select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select group_concat(b1) from t2_16 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 261 test.t1_16.a1 1 100.00 Using where +2 SUBQUERY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_16`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_16`.`a2`,7) AS `left(a2,7)` from <materialize> (select group_concat(`test`.`t2_16`.`b1` separator ',') from `test`.`t2_16` group by `test`.`t2_16`.`b2`) join `test`.`t1_16` where (`test`.`t1_16`.`a1` = `<subquery2>`.`group_concat(b1)`) +select left(a1,7), left(a2,7) +from t1_16 +where a1 in (select group_concat(b1) from t2_16 group by b2); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended +select * from t1 +where concat(a1,'x') IN +(select left(a1,8) from t1_16 +where (a1, a2) IN +(select t2_16.b1, t2_16.b2 from t2_16, t2 +where t2.b2 = substring(t2_16.b2,1,6) and +t2.b1 IN (select c1 from t3 where c2 > '0'))); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 100.00 Start temporary +1 PRIMARY t1_16 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2_16 ALL NULL NULL NULL NULL 3 100.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t3 ALL NULL NULL NULL NULL 4 100.00 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t2 ALL NULL NULL NULL NULL 5 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`a1` AS `a1`,`test`.`t1`.`a2` AS `a2` from `test`.`t1` semi join (`test`.`t3` join `test`.`t2_16` join `test`.`t2` join `test`.`t1_16`) where ((`test`.`t2_16`.`b2` = `test`.`t1_16`.`a2`) and (`test`.`t2_16`.`b1` = `test`.`t1_16`.`a1`) and (`test`.`t2`.`b1` = `test`.`t3`.`c1`) and (`test`.`t2`.`b2` = substr(`test`.`t1_16`.`a2`,1,6)) and (`test`.`t3`.`c2` > '0') and (concat(`test`.`t1`.`a1`,'x') = left(`test`.`t1_16`.`a1`,8))) +drop table t1_16, t2_16, t3_16; +set @blob_len = 512; +set @suffix_len = @blob_len - @prefix_len; +create table t1_512 (a1 blob(512), a2 blob(512)); +create table t2_512 (b1 blob(512), b2 blob(512)); +create table t3_512 (c1 blob(512), c2 blob(512)); +insert into t1_512 values +(concat('1 - 00', repeat('x', @suffix_len)), concat('2 - 00', repeat('x', @suffix_len))); +insert into t1_512 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t1_512 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_512 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t2_512 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_512 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_512 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t3_512 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t3_512 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_512 values +(concat('1 - 04', repeat('x', @suffix_len)), concat('2 - 04', repeat('x', @suffix_len))); +explain extended select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select b1 from t2_512 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` semi join (`test`.`t2_512`) where ((`test`.`t2_512`.`b1` = `test`.`t1_512`.`a1`) and (`test`.`t1_512`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select b1 from t2_512 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_512 +where (a1,a2) in (select b1, b2 from t2_512 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` semi join (`test`.`t2_512`) where ((`test`.`t2_512`.`b2` = `test`.`t1_512`.`a2`) and (`test`.`t2_512`.`b1` = `test`.`t1_512`.`a1`) and (`test`.`t1_512`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_512 +where (a1,a2) in (select b1, b2 from t2_512 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select substring(b1,1,512) from t2_512 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 517 func 1 100.00 +2 SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using where +Warnings: +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from `test`.`t1_512` semi join (`test`.`t2_512`) where ((`test`.`t2_512`.`b1` > '0') and (`test`.`t1_512`.`a1` = substr(`test`.`t2_512`.`b1`,1,512))) +select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select substring(b1,1,512) from t2_512 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select group_concat(b1) from t2_512 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 261 test.t1_512.a1 1 100.00 Using where +2 SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from <materialize> (select group_concat(`test`.`t2_512`.`b1` separator ',') from `test`.`t2_512` group by `test`.`t2_512`.`b2`) join `test`.`t1_512` where (`test`.`t1_512`.`a1` = `<subquery2>`.`group_concat(b1)`) +select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select group_concat(b1) from t2_512 group by b2); +left(a1,7) left(a2,7) +set @@group_concat_max_len = 256; +explain extended select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select group_concat(b1) from t2_512 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_512 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 261 test.t1_512.a1 1 100.00 Using where +2 SUBQUERY t2_512 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_512`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_512`.`a2`,7) AS `left(a2,7)` from <materialize> (select group_concat(`test`.`t2_512`.`b1` separator ',') from `test`.`t2_512` group by `test`.`t2_512`.`b2`) join `test`.`t1_512` where (`test`.`t1_512`.`a1` = `<subquery2>`.`group_concat(b1)`) +select left(a1,7), left(a2,7) +from t1_512 +where a1 in (select group_concat(b1) from t2_512 group by b2); +left(a1,7) left(a2,7) +drop table t1_512, t2_512, t3_512; +set @blob_len = 1024; +set @suffix_len = @blob_len - @prefix_len; +create table t1_1024 (a1 blob(1024), a2 blob(1024)); +create table t2_1024 (b1 blob(1024), b2 blob(1024)); +create table t3_1024 (c1 blob(1024), c2 blob(1024)); +insert into t1_1024 values +(concat('1 - 00', repeat('x', @suffix_len)), concat('2 - 00', repeat('x', @suffix_len))); +insert into t1_1024 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t1_1024 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_1024 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t3_1024 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t3_1024 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_1024 values +(concat('1 - 04', repeat('x', @suffix_len)), concat('2 - 04', repeat('x', @suffix_len))); +explain extended select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select b1 from t2_1024 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` semi join (`test`.`t2_1024`) where ((`test`.`t2_1024`.`b1` = `test`.`t1_1024`.`a1`) and (`test`.`t1_1024`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select b1 from t2_1024 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_1024 +where (a1,a2) in (select b1, b2 from t2_1024 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` semi join (`test`.`t2_1024`) where ((`test`.`t2_1024`.`b2` = `test`.`t1_1024`.`a2`) and (`test`.`t2_1024`.`b1` = `test`.`t1_1024`.`a1`) and (`test`.`t1_1024`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_1024 +where (a1,a2) in (select b1, b2 from t2_1024 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select substring(b1,1,1024) from t2_1024 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref NULL distinct_key 15 func,func 1 100.00 +2 SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using where +Warnings: +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1024` semi join (`test`.`t2_1024`) where ((`test`.`t2_1024`.`b1` > '0') and (`test`.`t1_1024`.`a1` = substr(`test`.`t2_1024`.`b1`,1,1024))) +select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select substring(b1,1,1024) from t2_1024 where b1 > '0'); +left(a1,7) left(a2,7) +explain extended select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select group_concat(b1) from t2_1024 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 261 test.t1_1024.a1 1 100.00 Using where +2 SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from <materialize> (select group_concat(`test`.`t2_1024`.`b1` separator ',') from `test`.`t2_1024` group by `test`.`t2_1024`.`b2`) join `test`.`t1_1024` where (`test`.`t1_1024`.`a1` = `<subquery2>`.`group_concat(b1)`) +select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select group_concat(b1) from t2_1024 group by b2); +left(a1,7) left(a2,7) +set @@group_concat_max_len = 256; +explain extended select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select group_concat(b1) from t2_1024 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 261 test.t1_1024.a1 1 100.00 Using where +2 SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_1024`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1024`.`a2`,7) AS `left(a2,7)` from <materialize> (select group_concat(`test`.`t2_1024`.`b1` separator ',') from `test`.`t2_1024` group by `test`.`t2_1024`.`b2`) join `test`.`t1_1024` where (`test`.`t1_1024`.`a1` = `<subquery2>`.`group_concat(b1)`) +select left(a1,7), left(a2,7) +from t1_1024 +where a1 in (select group_concat(b1) from t2_1024 group by b2); +left(a1,7) left(a2,7) +drop table t1_1024, t2_1024, t3_1024; +set @blob_len = 1025; +set @suffix_len = @blob_len - @prefix_len; +create table t1_1025 (a1 blob(1025), a2 blob(1025)); +create table t2_1025 (b1 blob(1025), b2 blob(1025)); +create table t3_1025 (c1 blob(1025), c2 blob(1025)); +insert into t1_1025 values +(concat('1 - 00', repeat('x', @suffix_len)), concat('2 - 00', repeat('x', @suffix_len))); +insert into t1_1025 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t1_1025 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1025 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t2_1025 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1025 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_1025 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t3_1025 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t3_1025 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +insert into t3_1025 values +(concat('1 - 04', repeat('x', @suffix_len)), concat('2 - 04', repeat('x', @suffix_len))); +explain extended select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select b1 from t2_1025 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` semi join (`test`.`t2_1025`) where ((`test`.`t2_1025`.`b1` = `test`.`t1_1025`.`a1`) and (`test`.`t1_1025`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select b1 from t2_1025 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_1025 +where (a1,a2) in (select b1, b2 from t2_1025 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where; Start temporary +1 PRIMARY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` semi join (`test`.`t2_1025`) where ((`test`.`t2_1025`.`b2` = `test`.`t1_1025`.`a2`) and (`test`.`t2_1025`.`b1` = `test`.`t1_1025`.`a1`) and (`test`.`t1_1025`.`a1` > '0')) +select left(a1,7), left(a2,7) +from t1_1025 +where (a1,a2) in (select b1, b2 from t2_1025 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +1 - 02x 2 - 02x +explain extended select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select substring(b1,1,1025) from t2_1025 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref NULL distinct_key 15 func,func 1 100.00 +2 SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using where +Warnings: +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from `test`.`t1_1025` semi join (`test`.`t2_1025`) where ((`test`.`t2_1025`.`b1` > '0') and (`test`.`t1_1025`.`a1` = substr(`test`.`t2_1025`.`b1`,1,1025))) +select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select substring(b1,1,1025) from t2_1025 where b1 > '0'); +left(a1,7) left(a2,7) +explain extended select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select group_concat(b1) from t2_1025 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 261 test.t1_1025.a1 1 100.00 Using where +2 SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from <materialize> (select group_concat(`test`.`t2_1025`.`b1` separator ',') from `test`.`t2_1025` group by `test`.`t2_1025`.`b2`) join `test`.`t1_1025` where (`test`.`t1_1025`.`a1` = `<subquery2>`.`group_concat(b1)`) +select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select group_concat(b1) from t2_1025 group by b2); +left(a1,7) left(a2,7) +set @@group_concat_max_len = 256; +explain extended select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select group_concat(b1) from t2_1025 group by b2); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1_1025 ALL NULL NULL NULL NULL 3 100.00 Using where +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 261 test.t1_1025.a1 1 100.00 Using where +2 SUBQUERY t2_1025 ALL NULL NULL NULL NULL 3 100.00 Using filesort +Warnings: +Note 1003 select left(`test`.`t1_1025`.`a1`,7) AS `left(a1,7)`,left(`test`.`t1_1025`.`a2`,7) AS `left(a2,7)` from <materialize> (select group_concat(`test`.`t2_1025`.`b1` separator ',') from `test`.`t2_1025` group by `test`.`t2_1025`.`b2`) join `test`.`t1_1025` where (`test`.`t1_1025`.`a1` = `<subquery2>`.`group_concat(b1)`) +select left(a1,7), left(a2,7) +from t1_1025 +where a1 in (select group_concat(b1) from t2_1025 group by b2); +left(a1,7) left(a2,7) +drop table t1_1025, t2_1025, t3_1025; +create table t1bit (a1 bit(3), a2 bit(3)); +create table t2bit (b1 bit(3), b2 bit(3)); +insert into t1bit values (b'000', b'100'); +insert into t1bit values (b'001', b'101'); +insert into t1bit values (b'010', b'110'); +insert into t2bit values (b'001', b'101'); +insert into t2bit values (b'010', b'110'); +insert into t2bit values (b'110', b'111'); +explain extended select bin(a1), bin(a2) +from t1bit +where (a1, a2) in (select b1, b2 from t2bit); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1bit ALL NULL NULL NULL NULL 3 100.00 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 10 func,func 1 100.00 +2 SUBQUERY t2bit ALL NULL NULL NULL NULL 3 100.00 +Warnings: +Note 1003 select conv(`test`.`t1bit`.`a1`,10,2) AS `bin(a1)`,conv(`test`.`t1bit`.`a2`,10,2) AS `bin(a2)` from `test`.`t1bit` semi join (`test`.`t2bit`) where 1 +select bin(a1), bin(a2) +from t1bit +where (a1, a2) in (select b1, b2 from t2bit); +bin(a1) bin(a2) +1 101 +10 110 +drop table t1bit, t2bit; +create table t1bb (a1 bit(3), a2 blob(3)); +create table t2bb (b1 bit(3), b2 blob(3)); +insert into t1bb values (b'000', '100'); +insert into t1bb values (b'001', '101'); +insert into t1bb values (b'010', '110'); +insert into t2bb values (b'001', '101'); +insert into t2bb values (b'010', '110'); +insert into t2bb values (b'110', '111'); +explain extended select bin(a1), a2 +from t1bb +where (a1, a2) in (select b1, b2 from t2bb); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1bb ALL NULL NULL NULL NULL 3 100.00 Start temporary +1 PRIMARY t2bb ALL NULL NULL NULL NULL 3 100.00 Using where; End temporary; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select conv(`test`.`t1bb`.`a1`,10,2) AS `bin(a1)`,`test`.`t1bb`.`a2` AS `a2` from `test`.`t1bb` semi join (`test`.`t2bb`) where ((`test`.`t2bb`.`b2` = `test`.`t1bb`.`a2`) and (`test`.`t2bb`.`b1` = `test`.`t1bb`.`a1`)) +select bin(a1), a2 +from t1bb +where (a1, a2) in (select b1, b2 from t2bb); +bin(a1) a2 +1 101 +10 110 +drop table t1bb, t2bb; +drop table t1, t2, t3, t1i, t2i, t3i, columns; +/****************************************************************************** +* Test the cache of the left operand of IN. +******************************************************************************/ +# Test that default values of Cached_item are not used for comparison +create table t1 (s1 int); +create table t2 (s2 int); +insert into t1 values (5),(1),(0); +insert into t2 values (0), (1); +select s2 from t2 where s2 in (select s1 from t1); +s2 +0 +1 +drop table t1, t2; +create table t1 (a int not null, b int not null); +create table t2 (c int not null, d int not null); +create table t3 (e int not null); +insert into t1 values (1,10); +insert into t1 values (1,20); +insert into t1 values (2,10); +insert into t1 values (2,20); +insert into t1 values (2,30); +insert into t1 values (3,20); +insert into t1 values (4,40); +insert into t2 values (2,10); +insert into t2 values (2,20); +insert into t2 values (2,40); +insert into t2 values (3,20); +insert into t2 values (4,10); +insert into t2 values (5,10); +insert into t3 values (10); +insert into t3 values (10); +insert into t3 values (20); +insert into t3 values (30); +explain extended +select a from t1 where a in (select c from t2 where d >= 20); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 6 100.00 +1 PRIMARY t1 ALL NULL NULL NULL NULL 7 100.00 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and (`test`.`t2`.`d` >= 20)) +select a from t1 where a in (select c from t2 where d >= 20); +a +2 +2 +2 +3 +create index it1a on t1(a); +explain extended +select a from t1 where a in (select c from t2 where d >= 20); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 6 100.00 +1 PRIMARY t1 ref it1a it1a 4 test.t2.c 2 100.00 Using index +2 SUBQUERY t2 ALL NULL NULL NULL NULL 6 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and (`test`.`t2`.`d` >= 20)) +select a from t1 where a in (select c from t2 where d >= 20); +a +2 +2 +2 +3 +insert into t2 values (1,10); +explain extended +select a from t1 where a in (select c from t2 where d >= 20); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index it1a it1a 4 NULL 7 100.00 Using index +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 4 func 1 100.00 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 7 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t2`.`d` >= 20)) +select a from t1 where a in (select c from t2 where d >= 20); +a +2 +2 +2 +3 +explain extended +select a from t1 group by a having a in (select c from t2 where d >= 20); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL it1a 4 NULL 7 100.00 Using index +2 SUBQUERY t2 ALL NULL NULL NULL NULL 7 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `<subquery2>`.`c`))))) +select a from t1 group by a having a in (select c from t2 where d >= 20); +a +2 +3 +create index iab on t1(a, b); +explain extended +select a from t1 group by a having a in (select c from t2 where d >= 20); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL it1a 4 NULL 7 100.00 Using index +2 SUBQUERY t2 ALL NULL NULL NULL NULL 7 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <in_optimizer>(`test`.`t1`.`a`,`test`.`t1`.`a` in ( <materialize> (select `test`.`t2`.`c` from `test`.`t2` where (`test`.`t2`.`d` >= 20) ), <primary_index_lookup>(`test`.`t1`.`a` in <temporary table> on distinct_key where ((`test`.`t1`.`a` = `<subquery2>`.`c`))))) +select a from t1 group by a having a in (select c from t2 where d >= 20); +a +2 +3 +explain extended +select a from t1 group by a +having a in (select c from t2 where d >= some(select e from t3 where max(b)=e)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 index NULL iab 8 NULL 7 100.00 Using index +2 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 7 100.00 Using where +3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` group by `test`.`t1`.`a` having <in_optimizer>(`test`.`t1`.`a`,<exists>(select `test`.`t2`.`c` from `test`.`t2` where (<nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where (max(`test`.`t1`.`b`) = `test`.`t3`.`e`) having (<cache>(`test`.`t2`.`d`) >= <ref_null_helper>(`test`.`t3`.`e`))))) and (<cache>(`test`.`t1`.`a`) = `test`.`t2`.`c`)))) +select a from t1 group by a +having a in (select c from t2 where d >= some(select e from t3 where max(b)=e)); +a +2 +3 +explain extended +select a from t1 +where a in (select c from t2 where d >= some(select e from t3 where b=e)); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 ALL NULL NULL NULL NULL 7 100.00 Start temporary +1 PRIMARY t1 ref it1a,iab iab 4 test.t2.c 1 100.00 Using where; Using index; End temporary +3 DEPENDENT SUBQUERY t3 ALL NULL NULL NULL NULL 4 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t1.b' of SELECT #3 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` semi join (`test`.`t2`) where ((`test`.`t1`.`a` = `test`.`t2`.`c`) and <nop>(<in_optimizer>(`test`.`t2`.`d`,<exists>(select `test`.`t3`.`e` from `test`.`t3` where ((`test`.`t1`.`b` = `test`.`t3`.`e`) and (<cache>(`test`.`t2`.`d`) >= `test`.`t3`.`e`)))))) +select a from t1 +where a in (select c from t2 where d >= some(select e from t3 where b=e)); +a +2 +2 +2 +3 +1 +drop table t1, t2, t3; +create table t2 (a int, b int, key(a), key(b)); +insert into t2 values (3,3),(3,3),(3,3); +select 1 from t2 where +t2.a > 1 +or +t2.a = 3 and not t2.a not in (select t2.b from t2); +1 +1 +1 +1 +drop table t2; +create table t1 (a1 int key); +create table t2 (b1 int); +insert into t1 values (5); +explain select min(a1) from t1 where 7 in (select b1 from t2 group by b1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY <subquery2> const distinct_key distinct_key 5 const 1 +2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +select min(a1) from t1 where 7 in (select b1 from t2 group by b1); +min(a1) +NULL +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; +explain select min(a1) from t1 where 7 in (select b1 from t2 group by b1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY t2 system NULL NULL NULL NULL 0 const row not found +select min(a1) from t1 where 7 in (select b1 from t2 group by b1); +min(a1) +NULL +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='semijoin=off'; +explain select min(a1) from t1 where 7 in (select b1 from t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +select min(a1) from t1 where 7 in (select b1 from t2); +min(a1) +NULL +set @@optimizer_switch=@optimizer_switch_local_default; +set @@optimizer_switch='materialization=off,in_to_exists=on'; +# with MariaDB and MWL#90, this particular case is solved: +explain select min(a1) from t1 where 7 in (select b1 from t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +select min(a1) from t1 where 7 in (select b1 from t2); +min(a1) +NULL +# but when we go around MWL#90 code, the problem still shows up: +explain select min(a1) from t1 where 7 in (select b1 from t2) or 2> 4; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +select min(a1) from t1 where 7 in (select b1 from t2) or 2> 4; +min(a1) +NULL +set @@optimizer_switch= @save_optimizer_switch; +drop table t1,t2; +create table t1 (a char(2), b varchar(10)); +insert into t1 values ('a', 'aaa'); +insert into t1 values ('aa', 'aaaa'); +explain select a,b from t1 where b in (select a from t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 3 func 1 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 +select a,b from t1 where b in (select a from t1); +a b +prepare st1 from "select a,b from t1 where b in (select a from t1)"; +execute st1; +a b +execute st1; +a b +drop table t1; +# +# BUG#49630: Segfault in select_describe() with double +# nested subquery and materialization +# +CREATE TABLE t1 (t1i int); +CREATE TABLE t2 (t2i int); +CREATE TABLE t3 (t3i int); +CREATE TABLE t4 (t4i int); +INSERT INTO t1 VALUES (1); +INSERT INTO t2 VALUES (1),(2); +INSERT INTO t3 VALUES (1),(2); +INSERT INTO t4 VALUES (1),(2); + +EXPLAIN +SELECT t1i +FROM t1 JOIN t4 ON t1i=t4i +WHERE (t1i) IN ( +SELECT t2i +FROM t2 +WHERE (t2i) IN ( +SELECT t3i +FROM t3 +GROUP BY t3i +) +); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY <subquery3> eq_ref distinct_key distinct_key 5 const 1 Start temporary +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) +1 PRIMARY t4 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +3 SUBQUERY t3 ALL NULL NULL NULL NULL 2 Using temporary +DROP TABLE t1,t2,t3,t4; +CREATE TABLE t1 ( +pk INTEGER AUTO_INCREMENT, +col_int_nokey INTEGER, +col_int_key INTEGER, +col_varchar_key VARCHAR(1), +PRIMARY KEY (pk), +KEY (col_int_key), +KEY (col_varchar_key, col_int_key) +) +; +INSERT INTO t1 ( +col_int_key, col_int_nokey, col_varchar_key +) +VALUES +(2, NULL, 'w'), +(9, 7, 'm'), +(3, 9, 'm'), +(9, 7, 'k'), +(NULL, 4, 'r'), +(9, 2, 't'), +(3, 6, 'j'), +(8, 8, 'u'), +(8, NULL, 'h'), +(53, 5, 'o'), +(0, NULL, NULL), +(5, 6, 'k'), +(166, 188, 'e'), +(3, 2, 'n'), +(0, 1, 't'), +(1, 1, 'c'), +(9, 0, 'm'), +(5, 9, 'y'), +(6, NULL, 'f'), +(2, 4, 'd') +; +SELECT table2.col_varchar_key AS field1, +table2.col_int_nokey AS field2 +FROM ( t1 AS table1 LEFT OUTER JOIN t1 AS table2 +ON (table2.col_varchar_key = table1.col_varchar_key ) ) +WHERE table1.pk = 6 +HAVING ( field2 ) IN +( SELECT SUBQUERY2_t2.col_int_nokey AS SUBQUERY2_field2 +FROM ( t1 AS SUBQUERY2_t1 JOIN t1 AS SUBQUERY2_t2 +ON (SUBQUERY2_t2.col_varchar_key = SUBQUERY2_t1.col_varchar_key ) ) ) +ORDER BY field2 +; +field1 field2 +t 1 +t 2 +drop table t1; +# +# BUG#53103: MTR test ps crashes in optimize_cond() +# when running with --debug +# +CREATE TABLE t1(track varchar(15)); +INSERT INTO t1 VALUES ('CAD'), ('CAD'); +PREPARE STMT FROM +"SELECT 1 FROM t1 + WHERE + track IN (SELECT track FROM t1 + GROUP BY track + HAVING track>='CAD')"; +EXECUTE STMT ; +1 +1 +1 +EXECUTE STMT ; +1 +1 +1 +DEALLOCATE PREPARE STMT; +DROP TABLE t1; +# End of BUG#53103 +# +# BUG#54511 - Assertion failed: cache != 0L in file +# sql_select.cc::sub_select_cache on HAVING +# +CREATE TABLE t1 (i int(11)); +CREATE TABLE t2 (c char(1)); +CREATE TABLE t3 (c char(1)); +INSERT INTO t1 VALUES (1), (2); +INSERT INTO t2 VALUES ('a'), ('b'); +INSERT INTO t3 VALUES ('x'), ('y'); +SELECT COUNT( i ),i +FROM t1 +HAVING ('c') +IN (SELECT t2.c FROM (t2 JOIN t3)); +COUNT( i ) i +DROP TABLE t1,t2,t3; +# End BUG#54511 +# +# BUG#56367 - Assertion exec_method != EXEC_MATERIALIZATION... +# on subquery in FROM +# +CREATE TABLE t1 (a INTEGER); +CREATE TABLE t2 (b INTEGER); +INSERT INTO t2 VALUES (1); +explain SELECT a FROM ( +SELECT t1.* FROM t1 LEFT JOIN t2 ON t1.a > 3 OR t2.b IN (SELECT a FROM t1) +) table1; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +2 DERIVED NULL NULL NULL NULL NULL NULL NULL no matching row in const table +3 SUBQUERY NULL NULL NULL NULL NULL NULL NULL no matching row in const table +SELECT a FROM ( +SELECT t1.* FROM t1 LEFT JOIN t2 ON t1.a > 3 OR t2.b IN (SELECT a FROM t1) +) table1; +a +DROP TABLE t1, t2; +# End BUG#56367 +# +# Bug#59833 - materialization=on/off leads to different result set +# when using IN +# +CREATE TABLE t1 ( +pk int NOT NULL, +f1 int DEFAULT NULL, +PRIMARY KEY (pk) +) ENGINE=MyISAM; +CREATE TABLE t2 ( +pk int NOT NULL, +f1 int DEFAULT NULL, +PRIMARY KEY (pk) +) ENGINE=MyISAM; +INSERT INTO t1 VALUES (10,0); +INSERT INTO t2 VALUES (10,0),(11,0); +explain SELECT * FROM t1 JOIN t2 USING (f1) +WHERE t1.f1 IN (SELECT t1.pk FROM t1 ORDER BY t1.f1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 system NULL NULL NULL NULL 1 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 4 const 1 +1 PRIMARY t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t1 system NULL NULL NULL NULL 1 +SELECT * FROM t1 JOIN t2 USING (f1) +WHERE t1.f1 IN (SELECT t1.pk FROM t1 ORDER BY t1.f1); +f1 pk pk +DROP TABLE t1, t2; +# End Bug#59833 +# +# Bug#11852644 - CRASH IN ITEM_REF::SAVE_IN_FIELD ON SELECT DISTINCT +# +CREATE TABLE t1 ( +col_varchar_key varchar(1) DEFAULT NULL, +col_varchar_nokey varchar(1) DEFAULT NULL, +KEY col_varchar_key (col_varchar_key)) +; +INSERT INTO t1 VALUES +('v','v'),('r','r'); +CREATE TABLE t2 ( +col_varchar_key varchar(1) DEFAULT NULL, +col_varchar_nokey varchar(1) DEFAULT NULL, +KEY col_varchar_key(col_varchar_key)) +; +INSERT INTO t2 VALUES +('r','r'),('c','c'); +CREATE VIEW v3 AS SELECT * FROM t2; +SELECT DISTINCT alias2.col_varchar_key +FROM t1 AS alias1 JOIN v3 AS alias2 +ON alias2.col_varchar_key = alias1.col_varchar_key +HAVING col_varchar_key IN (SELECT col_varchar_nokey FROM t2) +; +col_varchar_key +r +DROP TABLE t1, t2; +DROP VIEW v3; +# End Bug#11852644 + +# Bug#12668294 - GROUP BY ON EMPTY RESULT GIVES EMPTY ROW +# INSTEAD OF NULL WHEN MATERIALIZATION ON + +CREATE TABLE t1 (col_int_nokey INT) ENGINE=MEMORY; +CREATE TABLE t2 (col_int_nokey INT) ENGINE=MEMORY; +INSERT INTO t2 VALUES (8),(7); +CREATE TABLE t3 (col_int_nokey INT) ENGINE=MEMORY; +INSERT INTO t3 VALUES (7); +SELECT MIN(t3.col_int_nokey),t1.col_int_nokey AS field3 +FROM t3 +LEFT JOIN t1 +ON t1.col_int_nokey +WHERE (194, 200) IN ( +SELECT SQ4_alias1.col_int_nokey, +SQ4_alias2.col_int_nokey +FROM t2 AS SQ4_alias1 +JOIN +t2 AS SQ4_alias2 +ON SQ4_alias2.col_int_nokey = 5 +) +GROUP BY field3 ; +MIN(t3.col_int_nokey) field3 +DROP TABLE t1; +DROP TABLE t2; +DROP TABLE t3; +CREATE TABLE t1 (f1 INT, f2 DECIMAL(5,3)) ENGINE=MyISAM; +INSERT INTO t1 (f1, f2) VALUES (1, 1.789); +INSERT INTO t1 (f1, f2) VALUES (13, 1.454); +INSERT INTO t1 (f1, f2) VALUES (10, 1.668); +CREATE TABLE t2 LIKE t1; +INSERT INTO t2 VALUES (1, 1.789); +INSERT INTO t2 VALUES (13, 1.454); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +SET @@optimizer_switch='semijoin=on,materialization=on'; +EXPLAIN SELECT COUNT(*) FROM t1 WHERE (f1,f2) IN (SELECT f1,f2 FROM t2); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 2 +1 PRIMARY t1 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t2 ALL NULL NULL NULL NULL 2 +SELECT COUNT(*) FROM t1 WHERE (f1,f2) IN (SELECT f1,f2 FROM t2); +COUNT(*) +2 +set @@optimizer_switch= @save_optimizer_switch; +DROP TABLE t1, t2; +CREATE TABLE t1 ( +pk int, +a varchar(1), +b varchar(4), +c varchar(4), +d varchar(4), +PRIMARY KEY (pk) +); +INSERT INTO t1 VALUES (1,'o','ffff','ffff','ffoo'),(2,'f','ffff','ffff','ffff'); +CREATE TABLE t2 LIKE t1; +INSERT INTO t2 VALUES (1,'i','iiii','iiii','iiii'),(2,'f','ffff','ffff','ffff'); +set @save_optimizer_switch=@@optimizer_switch; +set @@optimizer_switch=@optimizer_switch_local_default; +SET @@optimizer_switch='semijoin=on,materialization=on'; +EXPLAIN SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 func 1 +2 SUBQUERY t2 range PRIMARY PRIMARY 4 NULL 2 Using index condition; Rowid-ordered scan +SELECT pk FROM t1 WHERE (a) IN (SELECT a FROM t2 WHERE pk > 0); +pk +2 +SELECT pk FROM t1 WHERE (b,c,d) IN (SELECT b,c,d FROM t2 WHERE pk > 0); +pk +2 +DROP TABLE t1, t2; +set optimizer_switch=@save_optimizer_switch; +# +# BUG#50019: Wrong result for IN-subquery with materialization +# +create table t1(i int); +insert into t1 values (1), (2), (3), (4), (5), (6), (7), (8), (9), (10); +create table t2(i int); +insert into t2 values (1), (2), (3), (4), (5), (6), (7), (8), (9), (10); +create table t3(i int); +insert into t3 values (1), (2), (3), (4), (5), (6), (7), (8), (9), (10); +select * from t1 where t1.i in (select t2.i from t2 join t3 where t2.i + t3.i = 5); +i +1 +2 +3 +4 +set @save_optimizer_switch=@@optimizer_switch; +set session optimizer_switch='materialization=off,in_to_exists=on'; +select * from t1 where t1.i in (select t2.i from t2 join t3 where t2.i + t3.i = 5); +i +4 +3 +2 +1 +set session optimizer_switch=@save_optimizer_switch; +drop table t1, t2, t3; +create table t0 (a int); +insert into t0 values (0),(1),(2); +create table t1 (a int); +insert into t1 values (0),(1),(2); +explain select a, a in (select a from t1) from t0; +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 3 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 3 +select a, a in (select a from t1) from t0; +a a in (select a from t1) +0 1 +1 1 +2 1 +prepare s from 'select a, a in (select a from t1) from t0'; +execute s; +a a in (select a from t1) +0 1 +1 1 +2 1 +update t1 set a=123; +execute s; +a a in (select a from t1) +0 0 +1 0 +2 0 +drop table t0, t1; +set optimizer_switch='firstmatch=on'; +# +# MWL#90, review feedback: check what happens when the subquery +# looks like candidate for MWL#90 checking at the first glance +# but then subselect_hash_sj_engine::init_permanent() discovers +# that it's not possible to perform duplicate removal for the +# selected datatypes, and so materialization isn't applicable after +# all. +# +set @blob_len = 1024; +set @suffix_len = @blob_len - @prefix_len; +create table t1_1024 (a1 blob(1024), a2 blob(1024)); +create table t2_1024 (b1 blob(1024), b2 blob(1024)); +insert into t1_1024 values +(concat('1 - 00', repeat('x', @suffix_len)), concat('2 - 00', repeat('x', @suffix_len))); +insert into t1_1024 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t1_1024 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 01', repeat('x', @suffix_len)), concat('2 - 01', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 02', repeat('x', @suffix_len)), concat('2 - 02', repeat('x', @suffix_len))); +insert into t2_1024 values +(concat('1 - 03', repeat('x', @suffix_len)), concat('2 - 03', repeat('x', @suffix_len))); +explain select left(a1,7), left(a2,7) from t1_1024 where (a1,3) in (select substring(b1,1,1024), count(*) from t2_1024 where b1 > '0'); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1_1024 ALL NULL NULL NULL NULL 3 Using where +2 DEPENDENT SUBQUERY t2_1024 ALL NULL NULL NULL NULL 3 Using where +select left(a1,7), left(a2,7) from t1_1024 where (a1,3) in (select substring(b1,1,1024), count(*) from t2_1024 where b1 > '0'); +left(a1,7) left(a2,7) +1 - 01x 2 - 01x +drop table t1_1024, t2_1024; +set optimizer_switch=@subselect_sj_mat_tmp; diff --git a/mysql-test/r/subselect_sj_nonmerged.result b/mysql-test/r/subselect_sj_nonmerged.result new file mode 100644 index 00000000000..192c0812236 --- /dev/null +++ b/mysql-test/r/subselect_sj_nonmerged.result @@ -0,0 +1,119 @@ +drop table if exists t0, t1, t2, t3, t4; +set @save_optimizer_switch=@@optimizer_switch; +set optimizer_switch='semijoin=on,materialization=on'; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +create table t0 (a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1 as select * from t0; +# The following should use full scan on <subquery2> and it must scan 1 row: +explain select * from t0 where a in (select max(a) from t1); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 1 +1 PRIMARY t0 ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t1 ALL NULL NULL NULL NULL 10 +select * from t0 where a in (select max(a) from t1); +a +9 +insert into t1 values (11); +select * from t0 where a in (select max(a) from t1); +a +delete from t1 where a=11; +insert into t0 values (NULL); +select * from t0 where a in (select max(a) from t1); +a +9 +delete from t0 where a is NULL; +delete from t1; +select * from t0 where a in (select max(a) from t1); +a +insert into t0 values (NULL); +select * from t0 where a in (select max(a) from t1); +a +delete from t0 where a is NULL; +drop table t1; +create table t1 (a int, b int); +insert into t1 select a,a from t0; +create table t2 as select * from t1 where a<5; +create table t3 as select (A.a + 10*B.a) as a from t0 A, t0 B; +alter table t3 add primary key(a); +# The following should have do a full scan on <subquery2> and scan 5 rows +# (despite that subquery's join output estimate is 50 rows) +explain select * from t3 where a in (select max(t2.a) from t1, t2 group by t2.b); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 5 Using where +1 PRIMARY t3 eq_ref PRIMARY PRIMARY 8 <subquery2>.max(t2.a) 1 Using where; Using index +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 Using temporary +2 SUBQUERY t1 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +# Compare to this which really will have 50 record combinations: +explain select * from t3 where a in (select max(t2.a) from t1, t2 group by t2.b, t1.b); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 50 Using where +1 PRIMARY t3 eq_ref PRIMARY PRIMARY 8 <subquery2>.max(t2.a) 1 Using where; Using index +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 Using temporary +2 SUBQUERY t1 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +# Outer joins also work: +explain select * from t3 +where a in (select max(t2.a) from t1 left join t2 on t1.a=t2.a group by t2.b, t1.b); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 50 Using where +1 PRIMARY t3 eq_ref PRIMARY PRIMARY 8 <subquery2>.max(t2.a) 1 Using where; Using index +2 SUBQUERY t1 ALL NULL NULL NULL NULL 10 Using temporary +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 Using where +create table t4 (a int, b int, filler char(20), unique key(a,b)); +insert into t4 select A.a + 10*B.a, A.a + 10*B.a, 'filler' from t0 A, t0 B; +explain select * from t0, t4 where +t4.b=t0.a and t4.a in (select max(t2.a) from t1, t2 group by t2.b); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t0 ALL NULL NULL NULL NULL 10 +1 PRIMARY t4 ALL a NULL NULL NULL 100 Using where; Using join buffer (flat, BNL join) +1 PRIMARY <subquery2> eq_ref distinct_key distinct_key 5 test.t4.a 1 +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 Using temporary +2 SUBQUERY t1 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +insert into t4 select 100 + (B.a *100 + A.a), 100 + (B.a*100 + A.a), 'filler' from t4 A, t0 B; +explain select * from t4 where +t4.a in (select max(t2.a) from t1, t2 group by t2.b) and +t4.b in (select max(t2.a) from t1, t2 group by t2.b); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 5 Using where +1 PRIMARY <subquery3> ALL distinct_key NULL NULL NULL 5 Using where; Using join buffer (flat, BNL join) +1 PRIMARY t4 ref a a 10 <subquery2>.max(t2.a),<subquery3>.max(t2.a) 12 +3 SUBQUERY t2 ALL NULL NULL NULL NULL 5 Using temporary +3 SUBQUERY t1 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +2 SUBQUERY t2 ALL NULL NULL NULL NULL 5 Using temporary +2 SUBQUERY t1 ALL NULL NULL NULL NULL 10 Using join buffer (flat, BNL join) +drop table t1,t2,t3,t4; +drop table t0; +# +# BUG#780359: Crash with get_fanout_with_deps in maria-5.3-mwl90 +# +CREATE TABLE t1 (f1 int); +INSERT INTO t1 VALUES (2),(2); +CREATE TABLE t2 (f3 int); +INSERT INTO t2 VALUES (2),(2); +SELECT * +FROM t1 +WHERE ( f1 ) IN ( +SELECT t2.f3 +FROM t2 +WHERE t2.f3 = 97 +AND t2.f3 = 50 +GROUP BY 1 +); +f1 +DROP TABLE t1, t2; +# +# BUG#727183: WL#90 does not trigger with non-comma joins +# +create table t0 (a int); +insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); +create table t1(a int, key(a)); +insert into t1 select A.a + 10*B.a + 100*C.a from t0 A, t0 B, t0 C; +# The following must use non-merged SJ-Materialization: +explain select * from t1 X join t0 Y on X.a < Y.a where X.a in (select max(a) from t0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY <subquery2> ALL distinct_key NULL NULL NULL 1 Using where +1 PRIMARY X ref a a 5 <subquery2>.max(a) 1 Using index +1 PRIMARY Y ALL NULL NULL NULL NULL 10 Using where; Using join buffer (flat, BNL join) +2 SUBQUERY t0 ALL NULL NULL NULL NULL 10 +drop table t0, t1; +set optimizer_switch=@save_optimizer_switch; diff --git a/mysql-test/r/sysdate_is_now.result b/mysql-test/r/sysdate_is_now.result index 1ebbb8c1588..82861436ff6 100644 --- a/mysql-test/r/sysdate_is_now.result +++ b/mysql-test/r/sysdate_is_now.result @@ -1,4 +1,4 @@ set timestamp=1; SELECT sleep(1),NOW()-SYSDATE() as zero; sleep(1) zero -0 0.000000 +0 0 diff --git a/mysql-test/r/system_mysql_db.result b/mysql-test/r/system_mysql_db.result index 10b14daf299..033659ba5d7 100644 --- a/mysql-test/r/system_mysql_db.result +++ b/mysql-test/r/system_mysql_db.result @@ -242,7 +242,7 @@ event CREATE TABLE `event` ( show create table general_log; Table Create Table general_log CREATE TABLE `general_log` ( - `event_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `event_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, `thread_id` int(11) NOT NULL, `server_id` int(10) unsigned NOT NULL, @@ -252,10 +252,10 @@ general_log CREATE TABLE `general_log` ( show create table slow_log; Table Create Table slow_log CREATE TABLE `slow_log` ( - `start_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + `start_time` timestamp(6) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, `user_host` mediumtext NOT NULL, - `query_time` time NOT NULL, - `lock_time` time NOT NULL, + `query_time` time(6) NOT NULL, + `lock_time` time(6) NOT NULL, `rows_sent` int(11) NOT NULL, `rows_examined` int(11) NOT NULL, `db` varchar(512) NOT NULL, diff --git a/mysql-test/r/table_elim.result b/mysql-test/r/table_elim.result index 6da1e716efa..3ad02914ca8 100644 --- a/mysql-test/r/table_elim.result +++ b/mysql-test/r/table_elim.result @@ -26,17 +26,17 @@ a explain select * from t1 left join t2 on t2.a=t1.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where # This will not be eliminated as t2.b is in in order list: explain select t1.a from t1 left join t2 on t2.a=t1.a order by t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using temporary; Using filesort -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where # This will not be eliminated as t2.b is in group list: explain select t1.a from t1 left join t2 on t2.a=t1.a group by t2.b; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using temporary; Using filesort -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where # This will not be eliminated as t2.b is in the WHERE explain select t1.a from t1 left join t2 on t2.a=t1.a where t2.b < 3 or t2.b is null; id select_type table type possible_keys key key_len ref rows Extra @@ -75,7 +75,7 @@ This must not use elimination: explain select count(1) from t1 left join t2 on t2.a=t1.a group by t2.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 Using temporary; Using filesort -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using index drop table t0, t1, t2, t3; create table t0 ( id integer, primary key (id)); create table t1 ( @@ -117,58 +117,58 @@ t2 where id=f.id); This should use one table: explain select id from v1 where id=2; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY f const PRIMARY PRIMARY 4 const 1 Using index +1 SIMPLE f const PRIMARY PRIMARY 4 const 1 Using index This should use one table: explain extended select id from v1 where id in (1,2,3,4); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index +1 SIMPLE f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index Warnings: -Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` where (`f`.`id` in (1,2,3,4)) This should use facts and a1 tables: explain extended select id from v1 where attr1 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Using MRR -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index +1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using where +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index Warnings: -Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t1` `a1` where ((`f`.`id` = `a1`.`id`) and (`a1`.`attr1` between 12 and 14)) This should use facts, a2 and its subquery: explain extended select id from v1 where attr2 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Using where; Using MRR -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using index +1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using where +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using index 3 DEPENDENT SUBQUERY t2 ref PRIMARY PRIMARY 4 test.a2.id 2 100.00 Using index Warnings: -Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.a2.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t2` `a2` where ((`f`.`id` = `a2`.`id`) and (`a2`.`attr2` between 12 and 14) and (`a2`.`fromdate` = (select max(`test`.`t2`.`fromdate`) from `test`.`t2` where (`test`.`t2`.`id` = `a2`.`id`)))) This should use one table: explain select id from v2 where id=2; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY f const PRIMARY PRIMARY 4 const 1 Using index +1 SIMPLE f const PRIMARY PRIMARY 4 const 1 Using index This should use one table: explain extended select id from v2 where id in (1,2,3,4); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index +1 SIMPLE f range PRIMARY PRIMARY 4 NULL 4 100.00 Using where; Using index Warnings: -Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` where (`f`.`id` in (1,2,3,4)) This should use facts and a1 tables: explain extended select id from v2 where attr1 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using index condition; Using MRR -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index +1 SIMPLE a1 range PRIMARY,attr1 attr1 5 NULL 2 100.00 Using where +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a1.id 1 100.00 Using index Warnings: -Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t1` `a1` where ((`f`.`id` = `a1`.`id`) and (`a1`.`attr1` between 12 and 14)) This should use facts, a2 and its subquery: explain extended select id from v2 where attr2 between 12 and 14; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using index condition; Using MRR -1 PRIMARY f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using where; Using index +1 SIMPLE a2 range PRIMARY,attr2 attr2 5 NULL 5 100.00 Using where +1 SIMPLE f eq_ref PRIMARY PRIMARY 4 test.a2.id 1 100.00 Using where; Using index 3 DEPENDENT SUBQUERY t2 ref PRIMARY PRIMARY 4 test.f.id 2 100.00 Using index Warnings: -Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #1 +Note 1276 Field or reference 'test.f.id' of SELECT #3 was resolved in SELECT #2 Note 1003 select `f`.`id` AS `id` from `test`.`t0` `f` join `test`.`t2` `a2` where ((`f`.`id` = `a2`.`id`) and (`a2`.`attr2` between 12 and 14) and (`a2`.`fromdate` = (select max(`test`.`t2`.`fromdate`) from `test`.`t2` where (`test`.`t2`.`id` = `f`.`id`)))) drop view v1, v2; drop table t0, t1, t2; @@ -217,7 +217,7 @@ explain select t1.*, t2.* from t1 left join (t2 left join t3 on t3.pk=t2.col) on t2.pk=t1.col; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.col 1 +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.col 1 Using where explain select t1.* from t1 left join ( t2 left join t3 on t3.pk=t2.col or t3.pk=t2.col) @@ -232,7 +232,7 @@ t1 left join on t2.pk=t1.col or t2.pk=t1.col; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 2 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.col 1 +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.col 1 Using where drop table t1, t2, t3; # # Check things that look like functional dependencies but really are not @@ -416,7 +416,7 @@ select t1.* from t1 left join t2 on (t2.pk=3 and t2.b=3) or (t2.pk= 4 and t2.b=3); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 -1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using where; Using MRR +1 SIMPLE t2 range PRIMARY PRIMARY 4 NULL 2 Using where drop table t1, t2; # # LPBUG#523593: Running RQG optimizer_no_subquery crashes MariaDB @@ -535,3 +535,34 @@ HAVING field4 != 6; field1 field2 field3 field4 field5 field6 drop table t0,t1,t2,t3,t4,t5,t6; +# +# BUG#675118: Elimination of a table results in an invalid execution plan +# +CREATE TABLE t1 (f1 int(11), PRIMARY KEY (f1)) ; +CREATE TABLE t2 (f4 varchar(1024), KEY (f4)) ; +Warnings: +Warning 1071 Specified key was too long; max key length is 1000 bytes +INSERT IGNORE INTO t2 VALUES ('xcddwntkbxyorzdv'), +('cnxxcddwntkbxyor'),('r'),('r'), ('did'),('I'),('when'), +('hczkfqjeggivdvac'),('e'),('okay'),('up'); +CREATE TABLE t3 (f4 varchar(1024), f1 int(11), f2 int(11)) ; +INSERT IGNORE INTO t3 VALUES ('f','4','0'),('n','5','-996540416'); +CREATE TABLE t4 (f1 int(11), f3 varchar(10)) ; +INSERT IGNORE INTO t4 VALUES ('8','n'),('9','nwzcerzsgx'),('10','c'); +CREATE TABLE t5 (f5 int(11), KEY (f5)) ; +EXPLAIN +SELECT t3.f2 +FROM t2 +LEFT JOIN t3 +LEFT JOIN t4 +LEFT JOIN t1 ON t4.f1 = t1.f1 +JOIN t5 ON t4.f3 ON t3.f1 = t5.f5 ON t2.f4 = t3.f4 +WHERE t3.f2 ; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t3 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t5 ref f5 f5 5 test.t3.f1 2 Using where; Using index +1 SIMPLE t4 ALL NULL NULL NULL NULL 3 Using where +1 SIMPLE t2 ALL f4 NULL NULL NULL 11 Using where; Using join buffer (flat, BNL join) +# ^^ The above must not produce a QEP of t3,t5,t2,t4 +# as that violates the "no interleaving of outer join nests" rule. +DROP TABLE t1,t2,t3,t4,t5; diff --git a/mysql-test/r/table_elim_debug.result b/mysql-test/r/table_elim_debug.result index b059baffa89..ae49b1433fd 100644 --- a/mysql-test/r/table_elim_debug.result +++ b/mysql-test/r/table_elim_debug.result @@ -10,7 +10,7 @@ set optimizer_switch='table_elimination=off'; explain select t1.a from t1 left join t2 on t2.a=t1.a; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 4 -1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using index +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 Using where; Using index set optimizer_switch='table_elimination=on'; explain select t1.a from t1 left join t2 on t2.a=t1.a; id select_type table type possible_keys key key_len ref rows Extra diff --git a/mysql-test/r/table_options.result b/mysql-test/r/table_options.result index 2d192193e84..164fe4e30d0 100644 --- a/mysql-test/r/table_options.result +++ b/mysql-test/r/table_options.result @@ -3,9 +3,9 @@ SET @OLD_SQL_MODE=@@SQL_MODE; SET SQL_MODE='IGNORE_BAD_TABLE_OPTIONS'; create table t1 (a int fkey=vvv, key akey (a) dff=vvv) tkey1='1v1'; Warnings: -Warning 1722 Unknown option 'fkey' -Warning 1722 Unknown option 'dff' -Warning 1722 Unknown option 'tkey1' +Warning 1911 Unknown option 'fkey' +Warning 1911 Unknown option 'dff' +Warning 1911 Unknown option 'tkey1' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -16,10 +16,10 @@ drop table t1; #reassiginig options in the same line create table t1 (a int fkey=vvv, key akey (a) dff=vvv) tkey1=1v1 TKEY1=DEFAULT tkey1=1v2 tkey2=2v1; Warnings: -Warning 1722 Unknown option 'fkey' -Warning 1722 Unknown option 'dff' -Warning 1722 Unknown option 'tkey1' -Warning 1722 Unknown option 'tkey2' +Warning 1911 Unknown option 'fkey' +Warning 1911 Unknown option 'dff' +Warning 1911 Unknown option 'tkey1' +Warning 1911 Unknown option 'tkey2' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -29,7 +29,7 @@ t1 CREATE TABLE `t1` ( #add option alter table t1 tkey4=4v1; Warnings: -Warning 1722 Unknown option 'tkey4' +Warning 1911 Unknown option 'tkey4' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -39,8 +39,8 @@ t1 CREATE TABLE `t1` ( #remove options alter table t1 tkey3=DEFAULT tkey4=DEFAULT; Warnings: -Warning 1722 Unknown option 'tkey3' -Warning 1722 Unknown option 'tkey4' +Warning 1911 Unknown option 'tkey3' +Warning 1911 Unknown option 'tkey4' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -50,11 +50,11 @@ t1 CREATE TABLE `t1` ( drop table t1; create table t1 (a int fkey1=v1, key akey (a) kkey1=v1) tkey1=1v1 tkey1=1v2 TKEY1=DEFAULT tkey2=2v1 tkey3=3v1; Warnings: -Warning 1722 Unknown option 'fkey1' -Warning 1722 Unknown option 'kkey1' -Warning 1722 Unknown option 'TKEY1' -Warning 1722 Unknown option 'tkey2' -Warning 1722 Unknown option 'tkey3' +Warning 1911 Unknown option 'fkey1' +Warning 1911 Unknown option 'kkey1' +Warning 1911 Unknown option 'TKEY1' +Warning 1911 Unknown option 'tkey2' +Warning 1911 Unknown option 'tkey3' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -64,7 +64,7 @@ t1 CREATE TABLE `t1` ( #change field with option with the same value alter table t1 change a a int `FKEY1`='v1'; Warnings: -Warning 1722 Unknown option 'FKEY1' +Warning 1911 Unknown option 'FKEY1' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -74,7 +74,7 @@ t1 CREATE TABLE `t1` ( #change field with option with a different value alter table t1 change a a int fkey1=v2; Warnings: -Warning 1722 Unknown option 'fkey1' +Warning 1911 Unknown option 'fkey1' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -93,7 +93,7 @@ t1 CREATE TABLE `t1` ( #new key with options alter table t1 add key bkey (b) kkey2=v1; Warnings: -Warning 1722 Unknown option 'kkey2' +Warning 1911 Unknown option 'kkey2' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -105,8 +105,8 @@ t1 CREATE TABLE `t1` ( #new column with options alter table t1 add column c int fkey1=v1 fkey2=v2; Warnings: -Warning 1722 Unknown option 'fkey1' -Warning 1722 Unknown option 'fkey2' +Warning 1911 Unknown option 'fkey1' +Warning 1911 Unknown option 'fkey2' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -141,7 +141,7 @@ t1 CREATE TABLE `t1` ( #add column with options after delete alter table t1 add column b int fkey2=v1; Warnings: -Warning 1722 Unknown option 'fkey2' +Warning 1911 Unknown option 'fkey2' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -154,7 +154,7 @@ t1 CREATE TABLE `t1` ( #add key alter table t1 add key bkey (b) kkey2=v2; Warnings: -Warning 1722 Unknown option 'kkey2' +Warning 1911 Unknown option 'kkey2' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( @@ -168,7 +168,7 @@ t1 CREATE TABLE `t1` ( drop table t1; create table t1 (a int) tkey1=100; Warnings: -Warning 1722 Unknown option 'tkey1' +Warning 1911 Unknown option 'tkey1' show create table t1; Table Create Table t1 CREATE TABLE `t1` ( diff --git a/mysql-test/r/timezone.result b/mysql-test/r/timezone.result index 1223fff36c6..5ae7e6f8117 100644 --- a/mysql-test/r/timezone.result +++ b/mysql-test/r/timezone.result @@ -7,7 +7,7 @@ select @a:=FROM_UNIXTIME(1); 1970-01-01 01:00:01 select unix_timestamp(@a); unix_timestamp(@a) -1 +1.000000 CREATE TABLE t1 (ts int); INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 01:00')); INSERT INTO t1 (ts) VALUES (Unix_timestamp('2002-10-27 02:00')); @@ -44,4 +44,7 @@ unix_timestamp('1970-01-01 01:00:01'), unix_timestamp('2038-01-19 04:14:07'), unix_timestamp('2038-01-19 04:14:08'); unix_timestamp('1970-01-01 01:00:00') unix_timestamp('1970-01-01 01:00:01') unix_timestamp('2038-01-19 04:14:07') unix_timestamp('2038-01-19 04:14:08') -0 1 2147483647 0 +0.000000 1.000000 2147483647.000000 NULL +select unix_timestamp('1969-12-31 23:59:59'), unix_timestamp('1970-01-01 00:00:00'), unix_timestamp('1970-01-01 00:59:59'); +unix_timestamp('1969-12-31 23:59:59') unix_timestamp('1970-01-01 00:00:00') unix_timestamp('1970-01-01 00:59:59') +NULL NULL NULL diff --git a/mysql-test/r/timezone4.result b/mysql-test/r/timezone4.result index 28028bea657..ad0672890a2 100644 --- a/mysql-test/r/timezone4.result +++ b/mysql-test/r/timezone4.result @@ -3,4 +3,4 @@ from_unixtime(0) 1969-12-31 14:00:00 select unix_timestamp('1969-12-31 14:00:01'); unix_timestamp('1969-12-31 14:00:01') -1 +1.000000 diff --git a/mysql-test/r/type_bit.result b/mysql-test/r/type_bit.result index f2f21b90e06..e6f4db26c23 100644 --- a/mysql-test/r/type_bit.result +++ b/mysql-test/r/type_bit.result @@ -36,7 +36,7 @@ select 0 + b'1000000000000001'; 32769 drop table if exists t1,t2; create table t1 (a bit(65)); -ERROR 42000: Display width out of range for column 'a' (max = 64) +ERROR 42000: Display width out of range for 'a' (max = 64) create table t1 (a bit(0)); show create table t1; Table Create Table diff --git a/mysql-test/r/type_bit_innodb.result b/mysql-test/r/type_bit_innodb.result index 909db576b27..a6507ca8351 100644 --- a/mysql-test/r/type_bit_innodb.result +++ b/mysql-test/r/type_bit_innodb.result @@ -36,7 +36,7 @@ select 0 + b'1000000000000001'; 32769 drop table if exists t1; create table t1 (a bit(65)) engine=innodb; -ERROR 42000: Display width out of range for column 'a' (max = 64) +ERROR 42000: Display width out of range for 'a' (max = 64) create table t1 (a bit(0)) engine=innodb; show create table t1; Table Create Table diff --git a/mysql-test/r/type_blob.result b/mysql-test/r/type_blob.result index e3363fcabf9..eb2d69ec0df 100644 --- a/mysql-test/r/type_blob.result +++ b/mysql-test/r/type_blob.result @@ -833,7 +833,7 @@ drop table b15776; create table b15776 (data blob(4294967295)); drop table b15776; create table b15776 (data blob(4294967296)); -ERROR 42000: Display width out of range for column 'data' (max = 4294967295) +ERROR 42000: Display width out of range for 'data' (max = 4294967295) CREATE TABLE b15776 (a blob(2147483647), b blob(2147483648), c blob(4294967295), a1 text(2147483647), b1 text(2147483648), c1 text(4294967295) ); show columns from b15776; Field Type Null Key Default Extra @@ -845,13 +845,13 @@ b1 longtext YES NULL c1 longtext YES NULL drop table b15776; CREATE TABLE b15776 (a blob(4294967296)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a text(4294967296)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a blob(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a text(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a int(0)); INSERT INTO b15776 values (NULL), (1), (42), (654); SELECT * from b15776 ORDER BY a; @@ -866,7 +866,7 @@ ERROR 42000: You have an error in your SQL syntax; check the manual that corresp CREATE TABLE b15776 (a int(255)); DROP TABLE b15776; CREATE TABLE b15776 (a int(256)); -ERROR 42000: Display width out of range for column 'a' (max = 255) +ERROR 42000: Display width out of range for 'a' (max = 255) CREATE TABLE b15776 (data blob(-1)); ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1))' at line 1 CREATE TABLE b15776 (a char(2147483647)); @@ -876,7 +876,7 @@ ERROR 42000: Column length too big for column 'a' (max = 255); use BLOB or TEXT CREATE TABLE b15776 (a char(4294967295)); ERROR 42000: Column length too big for column 'a' (max = 255); use BLOB or TEXT instead CREATE TABLE b15776 (a char(4294967296)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a year(4294967295)); INSERT INTO b15776 VALUES (42); SELECT * FROM b15776; @@ -884,17 +884,27 @@ a 2042 DROP TABLE b15776; CREATE TABLE b15776 (a year(4294967296)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a year(0)); DROP TABLE b15776; CREATE TABLE b15776 (a year(-2)); ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-2))' at line 1 +CREATE TABLE b15776 (a timestamp(4294967294)); +ERROR 42000: Too big precision 4294967294 specified for 'a'. Maximum is 6. +CREATE TABLE b15776 (a timestamp(4294967295)); +ERROR 42000: Too big precision 4294967295 specified for 'a'. Maximum is 6. +CREATE TABLE b15776 (a timestamp(4294967296)); +ERROR 42000: Display width out of range for 'a' (max = 4294967295) +CREATE TABLE b15776 (a timestamp(-1)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1))' at line 1 +CREATE TABLE b15776 (a timestamp(-2)); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-2))' at line 1 CREATE TABLE b15776 (a int(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a char(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 (a year(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'a' (max = 4294967295) +ERROR 42000: Display width out of range for 'a' (max = 4294967295) CREATE TABLE b15776 select cast(null as char(4294967295)); show columns from b15776; Field Type Null Key Default Extra @@ -920,11 +930,11 @@ explain select cast(1 as binary(4294967295)); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL No tables used explain select cast(1 as char(4294967296)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select cast(1 as nchar(4294967296)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select cast(1 as binary(4294967296)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select cast(1 as decimal(-1)); ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1))' at line 1 explain select cast(1 as decimal(64, 30)); @@ -940,23 +950,23 @@ explain select convert(1, char(4294967295)); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL No tables used explain select convert(1, char(4294967296)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select convert(1, char(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select convert(1, nchar(4294967295)); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL No tables used explain select convert(1, nchar(4294967296)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select convert(1, nchar(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select convert(1, binary(4294967295)); id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE NULL NULL NULL NULL NULL NULL NULL No tables used explain select convert(1, binary(4294967296)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) explain select convert(1, binary(999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)); -ERROR 42000: Display width out of range for column 'cast as char' (max = 4294967295) +ERROR 42000: Display width out of range for '1' (max = 4294967295) End of 5.0 tests CREATE TABLE t1(id INT NOT NULL); CREATE TABLE t2(id INT NOT NULL, c TEXT NOT NULL); @@ -986,3 +996,9 @@ COUNT(*) DROP FUNCTION f1; DROP TABLE t1; End of 5.1 tests +CREATE TABLE t1 ( f1 blob, f2 blob ); +INSERT INTO t1 VALUES ('',''); +SELECT f1,f2,"found row" FROM t1 WHERE f1 = f2 ; +f1 f2 found row + found row +DROP TABLE t1; diff --git a/mysql-test/r/type_date.result b/mysql-test/r/type_date.result index 4f679e4f28d..8d069477f3e 100644 --- a/mysql-test/r/type_date.result +++ b/mysql-test/r/type_date.result @@ -139,8 +139,8 @@ Warning 1292 Incorrect datetime value: '1311' create table t1 (d date , dt datetime , ts timestamp); insert into t1 values (9912101,9912101,9912101); Warnings: -Warning 1264 Out of range value for column 'd' at row 1 -Warning 1264 Out of range value for column 'dt' at row 1 +Warning 1265 Data truncated for column 'd' at row 1 +Warning 1265 Data truncated for column 'dt' at row 1 Warning 1265 Data truncated for column 'ts' at row 1 insert into t1 values (11111,11111,11111); select * from t1; @@ -205,24 +205,17 @@ EXPLAIN SELECT * FROM t1 WHERE a = '0000-00-00'; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref i i 4 const 1 Using where; Using index Warnings: -Warning 1292 Incorrect date value: '0000-00-00' for column 'a' at row 1 -Warning 1292 Incorrect date value: '0000-00-00' for column 'a' at row 1 -Warning 1265 Data truncated for column 'a' at row 1 +Warning 1264 Out of range value for column 'a' at row 1 SELECT * FROM t1 WHERE a = '0000-00-00'; a 0000-00-00 0000-00-00 Warnings: -Warning 1292 Incorrect date value: '0000-00-00' for column 'a' at row 1 -Warning 1292 Incorrect date value: '0000-00-00' for column 'a' at row 1 -Warning 1265 Data truncated for column 'a' at row 1 +Warning 1264 Out of range value for column 'a' at row 1 SELECT * FROM t2 WHERE a = '0000-00-00'; a 0000-00-00 0000-00-00 -Warnings: -Warning 1292 Incorrect date value: '0000-00-00' for column 'a' at row 1 -Warning 1292 Incorrect date value: '0000-00-00' for column 'a' at row 1 INSERT INTO t1 VALUES ('0000-00-00'); ERROR 22007: Incorrect date value: '0000-00-00' for column 'a' at row 1 SET SQL_MODE=DEFAULT; @@ -245,24 +238,17 @@ EXPLAIN SELECT * FROM t1 WHERE a = '1000-00-00'; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref i i 4 const 1 Using where; Using index Warnings: -Warning 1292 Incorrect date value: '1000-00-00' for column 'a' at row 1 -Warning 1292 Incorrect date value: '1000-00-00' for column 'a' at row 1 Warning 1265 Data truncated for column 'a' at row 1 SELECT * FROM t1 WHERE a = '1000-00-00'; a 1000-00-00 1000-00-00 Warnings: -Warning 1292 Incorrect date value: '1000-00-00' for column 'a' at row 1 -Warning 1292 Incorrect date value: '1000-00-00' for column 'a' at row 1 Warning 1265 Data truncated for column 'a' at row 1 SELECT * FROM t2 WHERE a = '1000-00-00'; a 1000-00-00 1000-00-00 -Warnings: -Warning 1292 Incorrect date value: '1000-00-00' for column 'a' at row 1 -Warning 1292 Incorrect date value: '1000-00-00' for column 'a' at row 1 INSERT INTO t1 VALUES ('1000-00-00'); ERROR 22007: Incorrect date value: '1000-00-00' for column 'a' at row 1 SET SQL_MODE=DEFAULT; @@ -307,12 +293,17 @@ CREATE TABLE t1(a DATE, b YEAR, KEY(a)); INSERT INTO t1 VALUES ('2011-01-01',2011); SELECT b = (SELECT CONVERT(a, DATE) FROM t1 GROUP BY a) FROM t1; b = (SELECT CONVERT(a, DATE) FROM t1 GROUP BY a) -1 +0 SELECT b = CONVERT((SELECT CONVERT(a, DATE) FROM t1 GROUP BY a), DATE) FROM t1; b = CONVERT((SELECT CONVERT(a, DATE) FROM t1 GROUP BY a), DATE) -1 +0 DROP TABLE t1; End of 5.1 tests +create table t1 (f1 date, key (f1)); +insert t1 values ('2010-10-10 15:foobar'); +Warnings: +Warning 1265 Data truncated for column 'f1' at row 1 +drop table t1; # # Bug #33629: last_day function can return null, but has 'not null' # flag set for result @@ -342,4 +333,3 @@ select @a; @a 0111-01-01 # -End of 6.0 tests diff --git a/mysql-test/r/type_datetime.result b/mysql-test/r/type_datetime.result index a1e461f3f88..e04cd76d2ba 100644 --- a/mysql-test/r/type_datetime.result +++ b/mysql-test/r/type_datetime.result @@ -52,7 +52,7 @@ t truncate table t1; insert into t1 values("2003-0303 12:13:14"); Warnings: -Warning 1264 Out of range value for column 't' at row 1 +Warning 1265 Data truncated for column 't' at row 1 select * from t1; t 0000-00-00 00:00:00 @@ -115,12 +115,12 @@ create table t1 (t datetime); insert into t1 values (20030102030460),(20030102036301),(20030102240401), (20030132030401),(20031302030401),(100001202030401); Warnings: -Warning 1264 Out of range value for column 't' at row 1 -Warning 1264 Out of range value for column 't' at row 2 -Warning 1264 Out of range value for column 't' at row 3 -Warning 1264 Out of range value for column 't' at row 4 -Warning 1264 Out of range value for column 't' at row 5 -Warning 1264 Out of range value for column 't' at row 6 +Warning 1265 Data truncated for column 't' at row 1 +Warning 1265 Data truncated for column 't' at row 2 +Warning 1265 Data truncated for column 't' at row 3 +Warning 1265 Data truncated for column 't' at row 4 +Warning 1265 Data truncated for column 't' at row 5 +Warning 1265 Data truncated for column 't' at row 6 select * from t1; t 0000-00-00 00:00:00 @@ -134,12 +134,12 @@ insert into t1 values ("2003-01-02 03:04:60"),("2003-01-02 03:63:01"),("2003-01-02 24:04:01"), ("2003-01-32 03:04:01"),("2003-13-02 03:04:01"), ("10000-12-02 03:04:00"); Warnings: -Warning 1264 Out of range value for column 't' at row 1 -Warning 1264 Out of range value for column 't' at row 2 -Warning 1264 Out of range value for column 't' at row 3 -Warning 1264 Out of range value for column 't' at row 4 -Warning 1264 Out of range value for column 't' at row 5 -Warning 1264 Out of range value for column 't' at row 6 +Warning 1265 Data truncated for column 't' at row 1 +Warning 1265 Data truncated for column 't' at row 2 +Warning 1265 Data truncated for column 't' at row 3 +Warning 1265 Data truncated for column 't' at row 4 +Warning 1265 Data truncated for column 't' at row 5 +Warning 1265 Data truncated for column 't' at row 6 select * from t1; t 0000-00-00 00:00:00 @@ -151,8 +151,8 @@ t delete from t1; insert into t1 values ("0000-00-00 00:00:00 some trailer"),("2003-01-01 00:00:00 some trailer"); Warnings: -Warning 1264 Out of range value for column 't' at row 1 -Warning 1264 Out of range value for column 't' at row 2 +Warning 1265 Data truncated for column 't' at row 1 +Warning 1265 Data truncated for column 't' at row 2 select * from t1 order by t; t 0000-00-00 00:00:00 @@ -170,7 +170,7 @@ dt drop table t1; select cast('2006-12-05 22:10:10' as datetime) + 0; cast('2006-12-05 22:10:10' as datetime) + 0 -20061205221010.000000 +20061205221010 CREATE TABLE t1(a DATETIME NOT NULL); INSERT INTO t1 VALUES ('20060606155555'); SELECT a FROM t1 WHERE a=(SELECT MAX(a) FROM t1) AND (a="20060606155555"); @@ -185,14 +185,14 @@ DROP TABLE t1; SELECT CAST(CAST('2006-08-10' AS DATE) AS DECIMAL(20,6)); CAST(CAST('2006-08-10' AS DATE) AS DECIMAL(20,6)) 20060810.000000 -SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6)); -CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6)) +SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME(6)) AS DECIMAL(20,6)); +CAST(CAST('2006-08-10 10:11:12' AS DATETIME(6)) AS DECIMAL(20,6)) 20060810101112.000000 -SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6)); -CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6)) +SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME(6)) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6)); +CAST(CAST('2006-08-10 10:11:12' AS DATETIME(6)) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6)) 20060810101112.000014 -SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6)); -CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6)) +SELECT CAST(CAST('10:11:12.098700' AS TIME(6)) AS DECIMAL(20,6)); +CAST(CAST('10:11:12.098700' AS TIME(6)) AS DECIMAL(20,6)) 101112.098700 set @org_mode=@@sql_mode; create table t1 (da date default '1962-03-03 23:33:34', dt datetime default '1962-03-03'); @@ -352,7 +352,7 @@ least(cast('01-01-01' as date), '01-01-02') 2001-01-01 select greatest(cast('01-01-01' as date), '01-01-02'); greatest(cast('01-01-01' as date), '01-01-02') -01-01-02 +2001-01-02 select least(cast('01-01-01' as date), '01-01-02') + 0; least(cast('01-01-01' as date), '01-01-02') + 0 20010101 @@ -361,7 +361,7 @@ greatest(cast('01-01-01' as date), '01-01-02') + 0 20010102 select least(cast('01-01-01' as datetime), '01-01-02') + 0; least(cast('01-01-01' as datetime), '01-01-02') + 0 -20010101000000 +20010101000000.000000 select cast(least(cast('01-01-01' as datetime), '01-01-02') as signed); cast(least(cast('01-01-01' as datetime), '01-01-02') as signed) 20010101000000 @@ -399,7 +399,7 @@ if(@bug28261 = f1, '', @bug28261:= f1) 2001-01-01 2002-02-02 Warnings: -Warning 1292 Incorrect date value: '' for column 'f1' at row 1 +Warning 1292 Incorrect datetime value: '' select if(@bug28261 = f1, '', @bug28261:= f1) from t1; if(@bug28261 = f1, '', @bug28261:= f1) 2001-01-01 @@ -423,11 +423,11 @@ f1 2001-01-01 00:00:00 2002-02-02 00:00:00 Warnings: -Warning 1292 Incorrect datetime value: '2002010' for column 'f1' at row 1 +Warning 1292 Incorrect datetime value: '2002010' select * from t1 where f1 between 20020101 and 2007010100000; f1 Warnings: -Warning 1292 Incorrect datetime value: '2007010100000' for column 'f1' at row 1 +Warning 1292 Incorrect datetime value: '2007010100000' drop table t1; # # Bug#27216: functions with parameters of different date types may @@ -495,9 +495,10 @@ insert into t1 set f1 = '45:44:44'; insert into t1 set f1 = '15:44:44'; select * from t1 where (convert(f1,datetime)) != 1; f1 +45:44:44 15:44:44 Warnings: -Warning 1292 Incorrect datetime value: '0000-00-00 45:44:44' +Warning 1292 Incorrect datetime value: '1' drop table t1; create table t1 (a tinyint); insert into t1 values (), (), (); @@ -513,10 +514,11 @@ explain extended select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +1 PRIMARY t1 system NULL NULL NULL NULL 1 100.00 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE Warnings: Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1 -Note 1003 select '1' AS `id`,'2007-04-25 18:30:22' AS `cur_date` from (dual) where (('2007-04-25 18:30:22' = 0)) +Note 1003 select 1 AS `id`,'2007-04-25 18:30:22' AS `cur_date` from dual where <in_optimizer>(1,<exists>(select `test`.`x1`.`id` from `test`.`t1` `x1` where 0)) select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); id cur_date @@ -524,10 +526,11 @@ explain extended select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00 +2 DEPENDENT SUBQUERY NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE Warnings: Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1 -Note 1003 select '1' AS `id`,'2007-04-25' AS `cur_date` from (dual) where (('2007-04-25' = 0)) +Note 1003 select 1 AS `id`,'2007-04-25' AS `cur_date` from dual where <in_optimizer>(1,<exists>(select `test`.`x1`.`id` from `test`.`t2` `x1` where 0)) select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); id cur_date @@ -538,10 +541,10 @@ select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where -1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; FirstMatch(t1) +2 DEPENDENT SUBQUERY x1 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.t1.cur_date' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`cur_date` AS `cur_date` from `test`.`t1` semi join (`test`.`t1` `x1`) where ((`test`.`x1`.`id` = `test`.`t1`.`id`) and (`test`.`t1`.`cur_date` = 0)) +Note 1003 select `test`.`t1`.`id` AS `id`,`test`.`t1`.`cur_date` AS `cur_date` from `test`.`t1` where <in_optimizer>(`test`.`t1`.`id`,<exists>(select `test`.`x1`.`id` from `test`.`t1` `x1` where ((`test`.`t1`.`cur_date` = 0) and (<cache>(`test`.`t1`.`id`) = `test`.`x1`.`id`)))) select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); id cur_date @@ -550,10 +553,10 @@ select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t2 ALL NULL NULL NULL NULL 2 100.00 Using where -1 PRIMARY x1 ALL NULL NULL NULL NULL 2 100.00 Using where; FirstMatch(t2) +2 DEPENDENT SUBQUERY x1 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: Note 1276 Field or reference 'test.t2.cur_date' of SELECT #2 was resolved in SELECT #1 -Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` from `test`.`t2` semi join (`test`.`t2` `x1`) where ((`test`.`x1`.`id` = `test`.`t2`.`id`) and (`test`.`t2`.`cur_date` = 0)) +Note 1003 select `test`.`t2`.`id` AS `id`,`test`.`t2`.`cur_date` AS `cur_date` from `test`.`t2` where <in_optimizer>(`test`.`t2`.`id`,<exists>(select `test`.`x1`.`id` from `test`.`t2` `x1` where ((`test`.`t2`.`cur_date` = 0) and (<cache>(`test`.`t2`.`id`) = `test`.`x1`.`id`)))) select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); id cur_date @@ -617,21 +620,21 @@ ERROR 42000: Invalid default value for 'da' create table t1 (t time default '916:00:00 a'); ERROR 42000: Invalid default value for 't' set @@sql_mode= @org_mode; -SELECT CAST(CAST('2006-08-10 10:11:12.0123450' AS DATETIME) AS DECIMAL(30,7)); -CAST(CAST('2006-08-10 10:11:12.0123450' AS DATETIME) AS DECIMAL(30,7)) +SELECT CAST(CAST('2006-08-10 10:11:12.0123450' AS DATETIME(6)) AS DECIMAL(30,7)); +CAST(CAST('2006-08-10 10:11:12.0123450' AS DATETIME(6)) AS DECIMAL(30,7)) 20060810101112.0123450 Warnings: Warning 1292 Truncated incorrect datetime value: '2006-08-10 10:11:12.0123450' -SELECT CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.0123450' AS DATETIME) AS DECIMAL(30,7)); -CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.0123450' AS DATETIME) AS DECIMAL(30,7)) +SELECT CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.0123450' AS DATETIME(6)) AS DECIMAL(30,7)); +CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.0123450' AS DATETIME(6)) AS DECIMAL(30,7)) 20060810101112.0123450 Warnings: Warning 1292 Truncated incorrect datetime value: '00000002006-000008-0000010 000010:0000011:00000012.0123450' -SELECT CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.012345' AS DATETIME) AS DECIMAL(30,7)); -CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.012345' AS DATETIME) AS DECIMAL(30,7)) +SELECT CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.012345' AS DATETIME(6)) AS DECIMAL(30,7)); +CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.012345' AS DATETIME(6)) AS DECIMAL(30,7)) 20060810101112.0123450 -SELECT CAST(CAST('2008-07-29T10:42:51.1234567' AS DateTime) AS DECIMAL(30,7)); -CAST(CAST('2008-07-29T10:42:51.1234567' AS DateTime) AS DECIMAL(30,7)) +SELECT CAST(CAST('2008-07-29T10:42:51.1234567' AS DateTime(6)) AS DECIMAL(30,7)); +CAST(CAST('2008-07-29T10:42:51.1234567' AS DateTime(6)) AS DECIMAL(30,7)) 20080729104251.1234560 Warnings: Warning 1292 Truncated incorrect datetime value: '2008-07-29T10:42:51.1234567' diff --git a/mysql-test/r/type_datetime_hires.result b/mysql-test/r/type_datetime_hires.result new file mode 100644 index 00000000000..ffbd5c42546 --- /dev/null +++ b/mysql-test/r/type_datetime_hires.result @@ -0,0 +1,340 @@ +drop table if exists t1, t2, t3; +create table t1 (a datetime(7)); +ERROR 42000: Too big precision 7 specified for 'a'. Maximum is 6. +create table t1 (a datetime(3), key(a)); +insert t1 values ('2010-12-11 00:20:03.1234'); +insert t1 values ('2010-12-11 15:47:11.1234'); +insert t1 values (20101211010203.45678); +insert t1 values (20101211030405.789e0); +insert t1 values (99991231235959e1); +Warnings: +Warning 1265 Data truncated for column 'a' at row 1 +select * from t1; +a +0000-00-00 00:00:00.000 +2010-12-11 00:20:03.123 +2010-12-11 01:02:03.456 +2010-12-11 03:04:05.789 +2010-12-11 15:47:11.123 +select truncate(a, 6) from t1; +truncate(a, 6) +0.000000 +20101211002003.120000 +20101211010203.457031 +20101211030405.790000 +20101211154711.120000 +select a DIV 1 from t1; +a DIV 1 +0 +20101211002003 +20101211010203 +20101211030406 +20101211154711 +select group_concat(distinct a) from t1; +group_concat(distinct a) +0000-00-00 00:00:00.000,2010-12-11 00:20:03.123,2010-12-11 01:02:03.456,2010-12-11 03:04:05.789,2010-12-11 15:47:11.123 +alter table t1 engine=innodb; +select * from t1 order by a; +a +0000-00-00 00:00:00.000 +2010-12-11 00:20:03.123 +2010-12-11 01:02:03.456 +2010-12-11 03:04:05.789 +2010-12-11 15:47:11.123 +select * from t1 order by a+0; +a +0000-00-00 00:00:00.000 +2010-12-11 00:20:03.123 +2010-12-11 01:02:03.456 +2010-12-11 03:04:05.789 +2010-12-11 15:47:11.123 +drop table t1; +create table t1 (a datetime(4)) engine=innodb; +insert t1 values ('2010-12-11 01:02:03.456789'); +select * from t1; +a +2010-12-11 01:02:03.4567 +select extract(microsecond from a + interval 100 microsecond) from t1 where a>'2010-11-12 01:02:03.456'; +extract(microsecond from a + interval 100 microsecond) +456800 +select a from t1 where a>'2010-11-12 01:02:03.456' group by a; +a +2010-12-11 01:02:03.4567 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` datetime(4) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +show columns from t1; +Field Type Null Key Default Extra +a datetime(4) YES NULL +select table_name, column_name, column_default, is_nullable, data_type, character_maximum_length, character_octet_length, numeric_precision, numeric_scale, datetime_precision, character_set_name, collation_name, column_type, column_key, extra from information_schema.columns where table_name='t1'; +table_name t1 +column_name a +column_default NULL +is_nullable YES +data_type datetime +character_maximum_length NULL +character_octet_length NULL +numeric_precision NULL +numeric_scale NULL +datetime_precision 4 +character_set_name NULL +collation_name NULL +column_type datetime(4) +column_key +extra +select a, a+interval 9876543 microsecond from t1; +a a+interval 9876543 microsecond +2010-12-11 01:02:03.4567 2010-12-11 01:02:13.333243 +update t1 set a=a+interval 9876543 microsecond; +select * from t1; +a +2010-12-11 01:02:13.3332 +select a, a + interval 2 year from t1; +a a + interval 2 year +2010-12-11 01:02:13.3332 2012-12-11 01:02:13.3332 +insert t1 select a + interval 2 year from t1; +select * from t1; +a +2010-12-11 01:02:13.3332 +2012-12-11 01:02:13.3332 +delete from t1 where a < 20110101; +select * from t1; +a +2012-12-11 01:02:13.3332 +create table t2 select * from t1; +create table t3 like t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` datetime(4) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +show create table t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `a` datetime(4) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t2, t3; +insert t1 values ('2010-12-13 14:15:16.222222'); +select a, a+0, a-1, a*1, a/2 from t1; +a a+0 a-1 a*1 a/2 +2012-12-11 01:02:13.3332 20121211010213.3332 20121211010212.3332 20121211010213.3332 10060605505106.66660000 +2010-12-13 14:15:16.2222 20101213141516.2222 20101213141515.2222 20101213141516.2222 10050606570758.11110000 +select max(a), min(a), sum(a), avg(a) from t1; +max(a) min(a) sum(a) avg(a) +2012-12-11 01:02:13.3332 2010-12-13 14:15:16.2222 40222424151729.5554 20111212075864.77770000 +create table t2 select a, a+0, a-1, a*1, a/2 from t1; +create table t3 select max(a), min(a), sum(a), avg(a) from t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` datetime(4) DEFAULT NULL, + `a+0` decimal(25,4) DEFAULT NULL, + `a-1` decimal(25,4) DEFAULT NULL, + `a*1` decimal(25,4) DEFAULT NULL, + `a/2` decimal(28,8) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +show create table t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `max(a)` datetime(4) DEFAULT NULL, + `min(a)` datetime(4) DEFAULT NULL, + `sum(a)` decimal(46,4) DEFAULT NULL, + `avg(a)` decimal(28,8) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1, t2, t3; +create table t1 (f0_datetime datetime(0), f1_datetime datetime(1), f2_datetime datetime(2), f3_datetime datetime(3), f4_datetime datetime(4), f5_datetime datetime(5), f6_datetime datetime(6)); +insert t1 values ( '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432'); +select * from t1; +f0_datetime 2010-11-12 11:14:17 +f1_datetime 2010-11-12 11:14:17.7 +f2_datetime 2010-11-12 11:14:17.76 +f3_datetime 2010-11-12 11:14:17.765 +f4_datetime 2010-11-12 11:14:17.7654 +f5_datetime 2010-11-12 11:14:17.76543 +f6_datetime 2010-11-12 11:14:17.765432 +select cast(f0_datetime as time(4)) time4_f0_datetime, cast(f1_datetime as datetime(3)) datetime3_f1_datetime, cast(f2_datetime as date) date_f2_datetime, cast(f4_datetime as double) double_f3_datetime, cast(f4_datetime as decimal(40,5)) decimal5_f4_datetime, cast(f5_datetime as signed) bigint_f5_datetime, cast(f6_datetime as char(255)) varchar_f6_datetime from t1; +time4_f0_datetime 11:14:17.0000 +datetime3_f1_datetime 2010-11-12 11:14:17.700 +date_f2_datetime 2010-11-12 +double_f3_datetime 20101112111417.766 +decimal5_f4_datetime 20101112111417.76540 +bigint_f5_datetime 20101112111417 +varchar_f6_datetime 2010-11-12 11:14:17.765432 +create table t2 (time4_f0_datetime time(4), datetime3_f1_datetime datetime(3), date_f2_datetime date, double_f3_datetime double, decimal5_f4_datetime decimal(40,5), bigint_f5_datetime bigint, varchar_f6_datetime varchar(255)); +insert t2 select * from t1; +Warnings: +Level Note +Code 1265 +Message Data truncated for column 'time4_f0_datetime' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'date_f2_datetime' at row 1 +select * from t2; +time4_f0_datetime 11:14:17.0000 +datetime3_f1_datetime 2010-11-12 11:14:17.700 +date_f2_datetime 2010-11-12 +double_f3_datetime 20101112111417.766 +decimal5_f4_datetime 20101112111417.76540 +bigint_f5_datetime 20101112111417 +varchar_f6_datetime 2010-11-12 11:14:17.765432 +alter table t1 change f0_datetime time4_f0_datetime time(4), change f1_datetime datetime3_f1_datetime datetime(3), change f2_datetime date_f2_datetime date, change f3_datetime double_f3_datetime double, change f4_datetime decimal5_f4_datetime decimal(40,5), change f5_datetime bigint_f5_datetime bigint, change f6_datetime varchar_f6_datetime varchar(255); +Warnings: +Level Note +Code 1265 +Message Data truncated for column 'time4_f0_datetime' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'date_f2_datetime' at row 1 +select * from t1; +time4_f0_datetime 11:14:17.0000 +datetime3_f1_datetime 2010-11-12 11:14:17.700 +date_f2_datetime 2010-11-12 +double_f3_datetime 20101112111417.766 +decimal5_f4_datetime 20101112111417.76540 +bigint_f5_datetime 20101112111417 +varchar_f6_datetime 2010-11-12 11:14:17.765432 +alter table t1 modify time4_f0_datetime datetime(0), modify datetime3_f1_datetime datetime(1), modify date_f2_datetime datetime(2), modify double_f3_datetime datetime(3), modify decimal5_f4_datetime datetime(4), modify bigint_f5_datetime datetime(5), modify varchar_f6_datetime datetime(6); +select * from t1; +time4_f0_datetime 0000-00-00 11:14:17 +datetime3_f1_datetime 2010-11-12 11:14:17.7 +date_f2_datetime 2010-11-12 00:00:00.00 +double_f3_datetime 2010-11-12 11:14:17.766 +decimal5_f4_datetime 2010-11-12 11:14:17.7654 +bigint_f5_datetime 2010-11-12 11:14:17.00000 +varchar_f6_datetime 2010-11-12 11:14:17.765432 +delete from t1; +insert t1 select * from t2; +select * from t1; +time4_f0_datetime 0000-00-00 11:14:17 +datetime3_f1_datetime 2010-11-12 11:14:17.7 +date_f2_datetime 2010-11-12 00:00:00.00 +double_f3_datetime 2010-11-12 11:14:17.765 +decimal5_f4_datetime 2010-11-12 11:14:17.7654 +bigint_f5_datetime 2010-11-12 11:14:17.00000 +varchar_f6_datetime 2010-11-12 11:14:17.765432 +drop table t1, t2; +create table t1 (a datetime(6), b datetime(6)); +create procedure foo(x datetime, y datetime(4)) insert into t1 values (x, y); +call foo('2010-02-03 4:5:6.789123', '2010-02-03 4:5:6.789123'); +select * from t1; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +create procedure bar(a int, c datetime(5)) +begin +declare b datetime(4); +set b = c + interval a microsecond; +insert t1 values (b, c + interval a microsecond); +end| +call bar(1111111, '2011-01-02 3:4:5.123456'); +select * from t1; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +2011-01-02 03:04:06.234500 2011-01-02 03:04:06.234561 +drop procedure foo; +drop procedure bar; +create function xyz(s char(20)) returns datetime(4) +return addtime('2010-10-10 10:10:10.101010', s); +select xyz('1:1:1.010101'); +xyz('1:1:1.010101') +2010-10-10 11:11:11.1111 +drop function xyz; +create view v1 as select * from t1 group by a,b; +select * from v1; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +2011-01-02 03:04:06.234500 2011-01-02 03:04:06.234561 +show columns from v1; +Field Type Null Key Default Extra +a datetime(6) YES NULL +b datetime(6) YES NULL +create table t2 select * from v1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` datetime(6) DEFAULT NULL, + `b` datetime(6) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select * from t2; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +2011-01-02 03:04:06.234500 2011-01-02 03:04:06.234561 +drop view v1; +drop table t1, t2; +CREATE TABLE t1 ( +taken datetime(5) NOT NULL DEFAULT '0000-00-00 00:00:00', +id int(11) NOT NULL DEFAULT '0', +PRIMARY KEY (id,taken), +KEY taken (taken) +) +PARTITION BY RANGE (to_days(taken)) +( +PARTITION p01 VALUES LESS THAN (732920), +PARTITION p02 VALUES LESS THAN (732950), +PARTITION p03 VALUES LESS THAN MAXVALUE); +INSERT INTO t1 VALUES +('2006-09-27 21:50:01.123456',0), +('2006-09-27 21:50:01.123456',1), +('2006-09-27 21:50:01.123456',2), +('2006-09-28 21:50:01.123456',3), +('2006-09-29 21:50:01.123456',4), +('2006-09-29 21:50:01.123456',5), +('2006-09-30 21:50:01.123456',6), +('2006-10-01 21:50:01.123456',7), +('2006-10-02 21:50:01.123456',8), +('2006-10-02 21:50:01.123456',9); +SELECT id,to_days(taken) FROM t1 order by 2; +id to_days(taken) +0 732946 +1 732946 +2 732946 +3 732947 +5 732948 +4 732948 +6 732949 +7 732950 +8 732951 +9 732951 +CREATE TABLE t2 ( +taken datetime(5) NOT NULL DEFAULT '0000-00-00 00:00:00', +id int(11) NOT NULL DEFAULT '0', +PRIMARY KEY (id,taken), +KEY taken (taken) +) +PARTITION BY RANGE (extract(microsecond from taken)) +( +PARTITION p01 VALUES LESS THAN (123000), +PARTITION p02 VALUES LESS THAN (500000), +PARTITION p03 VALUES LESS THAN MAXVALUE); +INSERT INTO t2 VALUES +('2006-09-27 21:50:01',0), +('2006-09-27 21:50:01.1',1), +('2006-09-27 21:50:01.12',2), +('2006-09-28 21:50:01.123',3), +('2006-09-29 21:50:01.1234',4), +('2006-09-29 21:50:01.12345',5), +('2006-09-30 21:50:01.123456',6), +('2006-10-01 21:50:01.56',7), +('2006-10-02 21:50:01.567',8), +('2006-10-02 21:50:01.5678',9); +select table_name,partition_name,partition_method,partition_expression,partition_description,table_rows from information_schema.partitions where table_name in ('t1', 't2'); +table_name partition_name partition_method partition_expression partition_description table_rows +t1 p01 RANGE to_days(taken) 732920 0 +t1 p02 RANGE to_days(taken) 732950 7 +t1 p03 RANGE to_days(taken) MAXVALUE 3 +t2 p01 RANGE extract(microsecond from taken) 123000 3 +t2 p02 RANGE extract(microsecond from taken) 500000 4 +t2 p03 RANGE extract(microsecond from taken) MAXVALUE 3 +drop table t1, t2; +create table t1 (a datetime, b datetime(6)); +insert t1 values ('2010-01-02 03:04:05.678912', '2010-01-02 03:04:05.678912'); +update t1 set b=a; +select * from t1; +a b +2010-01-02 03:04:05 2010-01-02 03:04:05.000000 +alter table t1 modify b datetime, modify a datetime(6); +select * from t1; +a b +2010-01-02 03:04:05.000000 2010-01-02 03:04:05 +drop table t1; diff --git a/mysql-test/r/type_decimal.result b/mysql-test/r/type_decimal.result index d08f86909ba..8a72afa9b8c 100644 --- a/mysql-test/r/type_decimal.result +++ b/mysql-test/r/type_decimal.result @@ -721,7 +721,7 @@ t1 CREATE TABLE `t1` ( ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; create table t1 (d decimal(66,0)); -ERROR 42000: Too big precision 66 specified for column 'd'. Maximum is 65. +ERROR 42000: Too big precision 66 specified for 'd'. Maximum is 65. CREATE TABLE t1 (i INT, d1 DECIMAL(9,2), d2 DECIMAL(9,2)); INSERT INTO t1 VALUES (1, 101.40, 21.40), (1, -80.00, 0.00), (2, 0.00, 0.00), (2, -13.20, 0.00), (2, 59.60, 46.40), diff --git a/mysql-test/r/type_float.result b/mysql-test/r/type_float.result index 546e281ee67..79fd21ebe20 100644 --- a/mysql-test/r/type_float.result +++ b/mysql-test/r/type_float.result @@ -133,7 +133,7 @@ min(a) -0.010 drop table t1; create table t1 (a float(200,100), b double(200,100)); -ERROR 42000: Too big scale 100 specified for column 'a'. Maximum is 30. +ERROR 42000: Too big scale 100 specified for 'a'. Maximum is 30. create table t1 (c20 char); insert into t1 values (5000.0); Warnings: diff --git a/mysql-test/r/type_newdecimal.result b/mysql-test/r/type_newdecimal.result index c9db73c5f85..38ce18e3dd6 100644 --- a/mysql-test/r/type_newdecimal.result +++ b/mysql-test/r/type_newdecimal.result @@ -825,7 +825,7 @@ Warning 1365 Division by 0 Warning 1365 Division by 0 Warning 1365 Division by 0 INSERT INTO Sow6_2f VALUES ('a59b'); -ERROR HY000: Incorrect decimal value: 'a59b' for column 'col1' at row 1 +ERROR 22007: Incorrect decimal value: 'a59b' for column 'col1' at row 1 drop table Sow6_2f; select 10.3330000000000/12.34500000; 10.3330000000000/12.34500000 @@ -838,12 +838,12 @@ select 9999999999999999999999999999999999999999999999999999999999999999999999999 x 99999999999999999999999999999999999999999999999999999999999999999 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '' to DECIMAL. Value truncated. select 9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 + 1 as x; x 100000000000000000000000000000000000000000000000000000000000000000 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '' to DECIMAL. Value truncated. select 0.190287977636363637 + 0.040372670 * 0 - 0; 0.190287977636363637 + 0.040372670 * 0 - 0 0.190287977636363637 @@ -923,11 +923,11 @@ ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column select cast(ln(14000) as decimal(2,3)) c1; ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column ''). create table t1 (sl decimal(70,30)); -ERROR 42000: Too big precision 70 specified for column 'sl'. Maximum is 65. +ERROR 42000: Too big precision 70 specified for 'sl'. Maximum is 65. create table t1 (sl decimal(32,31)); -ERROR 42000: Too big scale 31 specified for column 'sl'. Maximum is 30. +ERROR 42000: Too big scale 31 specified for 'sl'. Maximum is 30. create table t1 (sl decimal(0,38)); -ERROR 42000: Too big scale 38 specified for column 'sl'. Maximum is 30. +ERROR 42000: Too big scale 38 specified for 'sl'. Maximum is 30. create table t1 (sl decimal(0,30)); ERROR 42000: For float(M,D), double(M,D) or decimal(M,D), M must be >= D (column 'sl'). create table t1 (sl decimal(5, 5)); @@ -1380,7 +1380,7 @@ create table t1 (c1 decimal(64)); insert into t1 values( 89000000000000000000000000000000000000000000000000000000000000000000000000000000000000000); Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '' to DECIMAL. Value truncated. Warning 1264 Out of range value for column 'c1' at row 1 insert into t1 values( 99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 * @@ -1427,7 +1427,7 @@ select cast(19999999999999999999 as unsigned); cast(19999999999999999999 as unsigned) 18446744073709551615 Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '19999999999999999999' to UNSIGNED INT. Value truncated. create table t1(a decimal(18)); insert into t1 values(123456789012345678); alter table t1 modify column a decimal(19); @@ -1480,12 +1480,12 @@ SELECT CAST(1 AS decimal(65,10)); CAST(1 AS decimal(65,10)) 1.0000000000 SELECT CAST(1 AS decimal(66,10)); -ERROR 42000: Too big precision 66 specified for column '1'. Maximum is 65. +ERROR 42000: Too big precision 66 specified for '1'. Maximum is 65. SELECT CAST(1 AS decimal(65,30)); CAST(1 AS decimal(65,30)) 1.000000000000000000000000000000 SELECT CAST(1 AS decimal(65,31)); -ERROR 42000: Too big scale 31 specified for column '1'. Maximum is 30. +ERROR 42000: Too big scale 31 specified for '1'. Maximum is 30. CREATE TABLE t1 (a int DEFAULT NULL, b int DEFAULT NULL); INSERT INTO t1 VALUES (3,30), (1,10), (2,10); SELECT a+CAST(1 AS decimal(65,30)) AS aa, SUM(b) FROM t1 GROUP BY aa; @@ -1494,7 +1494,7 @@ aa SUM(b) 3.000000000000000000000000000000 10 4.000000000000000000000000000000 30 SELECT a+CAST(1 AS decimal(65,31)) AS aa, SUM(b) FROM t1 GROUP BY aa; -ERROR 42000: Too big scale 31 specified for column '1'. Maximum is 30. +ERROR 42000: Too big scale 31 specified for '1'. Maximum is 30. DROP TABLE t1; CREATE TABLE t1 (a int DEFAULT NULL, b int DEFAULT NULL); INSERT INTO t1 VALUES (3,30), (1,10), (2,10); @@ -1669,7 +1669,7 @@ CREATE TABLE t1 SELECT /* 82 */ 1000000000000000000000000000000000000000000000000000000000000000000000000000000001 AS c1; Warnings: -Warning 1292 Truncated incorrect DECIMAL value: '' +Warning 1916 Got overflow when converting '' to DECIMAL. Value truncated. DESC t1; Field Type Null Key Default Extra c1 decimal(65,0) NO 0 diff --git a/mysql-test/r/type_time.result b/mysql-test/r/type_time.result index f090eab97c8..7bc0327178b 100644 --- a/mysql-test/r/type_time.result +++ b/mysql-test/r/type_time.result @@ -1,6 +1,8 @@ drop table if exists t1; create table t1 (t time); insert into t1 values("10:22:33"),("12:34:56.78"),(10),(1234),(123456.78),(1234559.99),("1"),("1:23"),("1:23:45"), ("10.22"), ("-10 1:22:33.45"),("20 10:22:33"),("1999-02-03 20:33:34"); +Warnings: +Note 1265 Data truncated for column 't' at row 13 insert t1 values (30),(1230),("1230"),("12:30"),("12:30:35"),("1 12:30:31.32"); select * from t1; t @@ -26,9 +28,9 @@ t insert into t1 values("10.22.22"),(1234567),(123456789),(123456789.10),("10 22:22"),("12.45a"); Warnings: Warning 1265 Data truncated for column 't' at row 1 -Warning 1264 Out of range value for column 't' at row 2 -Warning 1264 Out of range value for column 't' at row 3 -Warning 1264 Out of range value for column 't' at row 4 +Warning 1265 Data truncated for column 't' at row 2 +Warning 1265 Data truncated for column 't' at row 3 +Warning 1265 Data truncated for column 't' at row 4 Warning 1265 Data truncated for column 't' at row 6 select * from t1; t @@ -53,8 +55,8 @@ t 36:30:31 00:00:10 00:00:00 -838:59:59 -838:59:59 +00:00:00 +00:00:00 262:22:00 00:00:12 drop table t1; @@ -149,6 +151,29 @@ TIMESTAMP(f1,'1') NULL DROP TABLE t1; End of 5.1 tests +create table t1 (a time); +insert t1 values (-131415); +select * from t1; +a +-13:14:15 +drop table t1; +create table t1 (f1 time , f2 varchar(5), key(f1)); +insert into t1 values ('00:20:01','a'),('00:20:03','b'); +select * from t1 force key (f1) where f1 < curdate(); +f1 f2 +00:20:01 a +00:20:03 b +select * from t1 ignore key (f1) where f1 < curdate(); +f1 f2 +00:20:01 a +00:20:03 b +drop table t1; +create table t1(f1 time); +insert into t1 values ('23:38:57'); +select f1, f1 = '2010-10-11 23:38:57' from t1; +f1 f1 = '2010-10-11 23:38:57' +23:38:57 0 +drop table t1; CREATE TABLE t1 (f1 TIME); INSERT INTO t1 VALUES ('24:00:00'); SELECT '24:00:00' = (SELECT f1 FROM t1); @@ -172,4 +197,3 @@ SELECT '-24:00:00' = (SELECT f1 FROM t1); '-24:00:00' = (SELECT f1 FROM t1) 1 DROP TABLE t1; -End of 6.0 tests diff --git a/mysql-test/r/type_time_hires.result b/mysql-test/r/type_time_hires.result new file mode 100644 index 00000000000..d54aebbd555 --- /dev/null +++ b/mysql-test/r/type_time_hires.result @@ -0,0 +1,340 @@ +drop table if exists t1, t2, t3; +create table t1 (a time(7)); +ERROR 42000: Too big precision 7 specified for 'a'. Maximum is 6. +create table t1 (a time(3), key(a)); +insert t1 values ('2010-12-11 00:20:03.1234'); +Warnings: +Note 1265 Data truncated for column 'a' at row 1 +insert t1 values ('2010-12-11 15:47:11.1234'); +Warnings: +Note 1265 Data truncated for column 'a' at row 1 +insert t1 values (20101211010203.45678); +Warnings: +Warning 1265 Data truncated for column 'a' at row 1 +insert t1 values (20101211030405.789e0); +Warnings: +Warning 1265 Data truncated for column 'a' at row 1 +insert t1 values (99991231235959e1); +Warnings: +Warning 1265 Data truncated for column 'a' at row 1 +select * from t1; +a +00:00:00.000 +00:20:03.123 +01:02:03.456 +03:04:05.789 +15:47:11.123 +select truncate(a, 6) from t1; +truncate(a, 6) +0.000000 +2003.123000 +10203.456000 +30405.789062 +154711.123000 +select a DIV 1 from t1; +a DIV 1 +0 +2003 +10203 +30406 +154711 +select group_concat(distinct a) from t1; +group_concat(distinct a) +00:00:00.000,00:20:03.123,01:02:03.456,03:04:05.789,15:47:11.123 +alter table t1 engine=innodb; +select * from t1 order by a; +a +00:00:00.000 +00:20:03.123 +01:02:03.456 +03:04:05.789 +15:47:11.123 +select * from t1 order by a+0; +a +00:00:00.000 +00:20:03.123 +01:02:03.456 +03:04:05.789 +15:47:11.123 +drop table t1; +create table t1 (a time(4)) engine=innodb; +insert t1 values ('2010-12-11 01:02:03.456789'); +Warnings: +Note 1265 Data truncated for column 'a' at row 1 +select * from t1; +a +01:02:03.4567 +select extract(microsecond from a + interval 100 microsecond) from t1 where a>'2010-11-12 01:02:03.456'; +extract(microsecond from a + interval 100 microsecond) +select a from t1 where a>'2010-11-12 01:02:03.456' group by a; +a +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` time(4) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +show columns from t1; +Field Type Null Key Default Extra +a time(4) YES NULL +select table_name, column_name, column_default, is_nullable, data_type, character_maximum_length, character_octet_length, numeric_precision, numeric_scale, datetime_precision, character_set_name, collation_name, column_type, column_key, extra from information_schema.columns where table_name='t1'; +table_name t1 +column_name a +column_default NULL +is_nullable YES +data_type time +character_maximum_length NULL +character_octet_length NULL +numeric_precision NULL +numeric_scale NULL +datetime_precision 4 +character_set_name NULL +collation_name NULL +column_type time(4) +column_key +extra +select a, a+interval 9876543 microsecond from t1; +a a+interval 9876543 microsecond +01:02:03.4567 01:02:13.333243 +update t1 set a=a+interval 9876543 microsecond; +select * from t1; +a +01:02:13.3332 +select a, a + interval 2 year from t1; +a a + interval 2 year +01:02:13.3332 NULL +Warnings: +Warning 1441 Datetime function: time field overflow +insert t1 select a + interval 2 year from t1; +Warnings: +Warning 1441 Datetime function: time field overflow +select * from t1; +a +01:02:13.3332 +NULL +delete from t1 where a < 20110101; +select * from t1; +a +01:02:13.3332 +NULL +create table t2 select * from t1; +create table t3 like t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` time(4) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +show create table t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `a` time(4) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t2, t3; +insert t1 values ('2010-12-13 14:15:16.222222'); +Warnings: +Note 1265 Data truncated for column 'a' at row 1 +select a, a+0, a-1, a*1, a/2 from t1; +a a+0 a-1 a*1 a/2 +01:02:13.3332 10213.3332 10212.3332 10213.3332 5106.66660000 +NULL NULL NULL NULL NULL +14:15:16.2222 141516.2222 141515.2222 141516.2222 70758.11110000 +select max(a), min(a), sum(a), avg(a) from t1; +max(a) min(a) sum(a) avg(a) +14:15:16.2222 01:02:13.3332 151729.5554 75864.77770000 +create table t2 select a, a+0, a-1, a*1, a/2 from t1; +create table t3 select max(a), min(a), sum(a), avg(a) from t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` time(4) DEFAULT NULL, + `a+0` decimal(16,4) DEFAULT NULL, + `a-1` decimal(16,4) DEFAULT NULL, + `a*1` decimal(16,4) DEFAULT NULL, + `a/2` decimal(19,8) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +show create table t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `max(a)` time(4) DEFAULT NULL, + `min(a)` time(4) DEFAULT NULL, + `sum(a)` decimal(37,4) DEFAULT NULL, + `avg(a)` decimal(19,8) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1, t2, t3; +create table t1 (f0_time time(0), f1_time time(1), f2_time time(2), f3_time time(3), f4_time time(4), f5_time time(5), f6_time time(6)); +insert t1 values ( '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432'); +Warnings: +Level Note +Code 1265 +Message Data truncated for column 'f0_time' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'f1_time' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'f2_time' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'f3_time' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'f4_time' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'f5_time' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'f6_time' at row 1 +select * from t1; +f0_time 11:14:17 +f1_time 11:14:17.7 +f2_time 11:14:17.76 +f3_time 11:14:17.765 +f4_time 11:14:17.7654 +f5_time 11:14:17.76543 +f6_time 11:14:17.765432 +select cast(f0_time as time(4)) time4_f0_time, cast(f1_time as datetime(3)) datetime3_f1_time, cast(f2_time as date) date_f2_time, cast(f4_time as double) double_f3_time, cast(f4_time as decimal(40,5)) decimal5_f4_time, cast(f5_time as signed) bigint_f5_time, cast(f6_time as char(255)) varchar_f6_time from t1; +time4_f0_time 11:14:17.0000 +datetime3_f1_time 0000-00-00 11:14:17.700 +date_f2_time 0000-00-00 +double_f3_time 111417.7654 +decimal5_f4_time 111417.76540 +bigint_f5_time 111417 +varchar_f6_time 11:14:17.765432 +create table t2 (time4_f0_time time(4), datetime3_f1_time datetime(3), date_f2_time date, double_f3_time double, decimal5_f4_time decimal(40,5), bigint_f5_time bigint, varchar_f6_time varchar(255)); +insert t2 select * from t1; +Warnings: +Level Note +Code 1265 +Message Data truncated for column 'date_f2_time' at row 1 +select * from t2; +time4_f0_time 11:14:17.0000 +datetime3_f1_time 0000-00-00 11:14:17.700 +date_f2_time 0000-00-00 +double_f3_time 111417.765 +decimal5_f4_time 111417.76540 +bigint_f5_time 111417 +varchar_f6_time 11:14:17.765432 +alter table t1 change f0_time time4_f0_time time(4), change f1_time datetime3_f1_time datetime(3), change f2_time date_f2_time date, change f3_time double_f3_time double, change f4_time decimal5_f4_time decimal(40,5), change f5_time bigint_f5_time bigint, change f6_time varchar_f6_time varchar(255); +Warnings: +Level Note +Code 1265 +Message Data truncated for column 'date_f2_time' at row 1 +select * from t1; +time4_f0_time 11:14:17.0000 +datetime3_f1_time 0000-00-00 11:14:17.700 +date_f2_time 0000-00-00 +double_f3_time 111417.765 +decimal5_f4_time 111417.76540 +bigint_f5_time 111417 +varchar_f6_time 11:14:17.765432 +alter table t1 modify time4_f0_time time(0), modify datetime3_f1_time time(1), modify date_f2_time time(2), modify double_f3_time time(3), modify decimal5_f4_time time(4), modify bigint_f5_time time(5), modify varchar_f6_time time(6); +select * from t1; +time4_f0_time 11:14:17 +datetime3_f1_time 11:14:17.7 +date_f2_time 00:00:00.00 +double_f3_time 11:14:17.765 +decimal5_f4_time 11:14:17.7654 +bigint_f5_time 11:14:17.00000 +varchar_f6_time 11:14:17.765432 +delete from t1; +insert t1 select * from t2; +select * from t1; +time4_f0_time 11:14:17 +datetime3_f1_time 11:14:17.7 +date_f2_time 00:00:00.00 +double_f3_time 11:14:17.764 +decimal5_f4_time 11:14:17.7654 +bigint_f5_time 11:14:17.00000 +varchar_f6_time 11:14:17.765432 +drop table t1, t2; +create table t1 (a time(6), b time(6)); +create procedure foo(x time, y time(4)) insert into t1 values (x, y); +call foo('2010-02-03 4:5:6.789123', '2010-02-03 4:5:6.789123'); +Warnings: +Note 1265 Data truncated for column 'x' at row 1 +Note 1265 Data truncated for column 'y' at row 1 +select * from t1; +a b +04:05:06.000000 04:05:06.789100 +create procedure bar(a int, c time(5)) +begin +declare b time(4); +set b = c + interval a microsecond; +insert t1 values (b, c + interval a microsecond); +end| +call bar(1111111, '2011-01-02 3:4:5.123456'); +Warnings: +Note 1265 Data truncated for column 'c' at row 1 +select * from t1; +a b +04:05:06.000000 04:05:06.789100 +03:04:06.234500 03:04:06.234561 +drop procedure foo; +drop procedure bar; +create function xyz(s char(20)) returns time(4) +return addtime('2010-10-10 10:10:10.101010', s); +select xyz('1:1:1.010101'); +xyz('1:1:1.010101') +11:11:11.1111 +Warnings: +Note 1265 Data truncated for column 'xyz('1:1:1.010101')' at row 1 +drop function xyz; +create view v1 as select * from t1 group by a,b; +select * from v1; +a b +03:04:06.234500 03:04:06.234561 +04:05:06.000000 04:05:06.789100 +show columns from v1; +Field Type Null Key Default Extra +a time(6) YES NULL +b time(6) YES NULL +create table t2 select * from v1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` time(6) DEFAULT NULL, + `b` time(6) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select * from t2; +a b +03:04:06.234500 03:04:06.234561 +04:05:06.000000 04:05:06.789100 +drop view v1; +drop table t1, t2; +create table t1 (a time(4) not null, key(a)); +insert into t1 values ('1:2:3.001'),('1:2:3'), ('-00:00:00.6'),('-00:00:00.7'),('-00:00:00.8'),('-00:00:00.9'),('-00:00:01.0'),('-00:00:01.1'),('-00:00:01.000000'),('-00:00:01.100001'),('-00:00:01.000002'),('-00:00:01.090000'); +select * from t1 order by a; +a +-00:00:01.1000 +-00:00:01.1000 +-00:00:01.0900 +-00:00:01.0000 +-00:00:01.0000 +-00:00:01.0000 +-00:00:00.9000 +-00:00:00.8000 +-00:00:00.7000 +-00:00:00.6000 +01:02:03.0000 +01:02:03.0010 +select * from t1 order by a desc; +a +01:02:03.0010 +01:02:03.0000 +-00:00:00.6000 +-00:00:00.7000 +-00:00:00.8000 +-00:00:00.9000 +-00:00:01.0000 +-00:00:01.0000 +-00:00:01.0000 +-00:00:01.0900 +-00:00:01.1000 +-00:00:01.1000 +select min(a - interval 1 hour), max(a - interval 1 hour) from t1 where a < 0; +min(a - interval 1 hour) max(a - interval 1 hour) +-01:00:01.1000 -01:00:00.6000 +drop table t1; +select cast(1e-6 as time(6)); +cast(1e-6 as time(6)) +00:00:00.000001 diff --git a/mysql-test/r/type_timestamp.result b/mysql-test/r/type_timestamp.result index 55f8b0753a8..317b97839ed 100644 --- a/mysql-test/r/type_timestamp.result +++ b/mysql-test/r/type_timestamp.result @@ -412,12 +412,12 @@ max(t) 2004-02-01 00:00:00 drop table t1; set sql_mode='maxdb'; -create table t1 (a timestamp, b timestamp); +create table t1 (a timestamp, b timestamp(5)); show create table t1; Table Create Table t1 CREATE TABLE "t1" ( "a" datetime DEFAULT NULL, - "b" datetime DEFAULT NULL + "b" datetime(5) DEFAULT NULL ) set sql_mode=''; drop table t1; diff --git a/mysql-test/r/type_timestamp_hires.result b/mysql-test/r/type_timestamp_hires.result new file mode 100644 index 00000000000..f5009cd2342 --- /dev/null +++ b/mysql-test/r/type_timestamp_hires.result @@ -0,0 +1,280 @@ +drop table if exists t1, t2, t3; +create table t1 (a timestamp(7)); +ERROR 42000: Too big precision 7 specified for 'a'. Maximum is 6. +create table t1 (a timestamp(3), key(a)); +insert t1 values ('2010-12-11 00:20:03.1234'); +insert t1 values ('2010-12-11 15:47:11.1234'); +insert t1 values (20101211010203.45678); +insert t1 values (20101211030405.789e0); +insert t1 values (99991231235959e1); +Warnings: +Warning 1265 Data truncated for column 'a' at row 1 +select * from t1; +a +0000-00-00 00:00:00.000 +2010-12-11 00:20:03.123 +2010-12-11 01:02:03.456 +2010-12-11 03:04:05.789 +2010-12-11 15:47:11.123 +select truncate(a, 6) from t1; +truncate(a, 6) +0.000000 +20101211002003.120000 +20101211010203.457031 +20101211030405.790000 +20101211154711.120000 +select a DIV 1 from t1; +a DIV 1 +0 +20101211002003 +20101211010203 +20101211030406 +20101211154711 +select group_concat(distinct a) from t1; +group_concat(distinct a) +0000-00-00 00:00:00.000,2010-12-11 00:20:03.123,2010-12-11 01:02:03.456,2010-12-11 03:04:05.789,2010-12-11 15:47:11.123 +alter table t1 engine=innodb; +select * from t1 order by a; +a +0000-00-00 00:00:00.000 +2010-12-11 00:20:03.123 +2010-12-11 01:02:03.456 +2010-12-11 03:04:05.789 +2010-12-11 15:47:11.123 +select * from t1 order by a+0; +a +0000-00-00 00:00:00.000 +2010-12-11 00:20:03.123 +2010-12-11 01:02:03.456 +2010-12-11 03:04:05.789 +2010-12-11 15:47:11.123 +drop table t1; +create table t1 (a timestamp(4)) engine=innodb; +insert t1 values ('2010-12-11 01:02:03.456789'); +select * from t1; +a +2010-12-11 01:02:03.4567 +select extract(microsecond from a + interval 100 microsecond) from t1 where a>'2010-11-12 01:02:03.456'; +extract(microsecond from a + interval 100 microsecond) +456800 +select a from t1 where a>'2010-11-12 01:02:03.456' group by a; +a +2010-12-11 01:02:03.4567 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` timestamp(4) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +show columns from t1; +Field Type Null Key Default Extra +a timestamp(4) NO CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP +select table_name, column_name, column_default, is_nullable, data_type, character_maximum_length, character_octet_length, numeric_precision, numeric_scale, datetime_precision, character_set_name, collation_name, column_type, column_key, extra from information_schema.columns where table_name='t1'; +table_name t1 +column_name a +column_default CURRENT_TIMESTAMP +is_nullable NO +data_type timestamp +character_maximum_length NULL +character_octet_length NULL +numeric_precision NULL +numeric_scale NULL +datetime_precision 4 +character_set_name NULL +collation_name NULL +column_type timestamp(4) +column_key +extra on update CURRENT_TIMESTAMP +select a, a+interval 9876543 microsecond from t1; +a a+interval 9876543 microsecond +2010-12-11 01:02:03.4567 2010-12-11 01:02:13.333243 +update t1 set a=a+interval 9876543 microsecond; +select * from t1; +a +2010-12-11 01:02:13.3332 +select a, a + interval 2 year from t1; +a a + interval 2 year +2010-12-11 01:02:13.3332 2012-12-11 01:02:13.3332 +insert t1 select a + interval 2 year from t1; +select * from t1; +a +2010-12-11 01:02:13.3332 +2012-12-11 01:02:13.3332 +delete from t1 where a < 20110101; +select * from t1; +a +2012-12-11 01:02:13.3332 +create table t2 select * from t1; +create table t3 like t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` timestamp(4) NOT NULL DEFAULT '0000-00-00 00:00:00.0000' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +show create table t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `a` timestamp(4) NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t2, t3; +insert t1 values ('2010-12-13 14:15:16.222222'); +select a, a+0, a-1, a*1, a/2 from t1; +a a+0 a-1 a*1 a/2 +2012-12-11 01:02:13.3332 20121211010213.3332 20121211010212.3332 20121211010213.3332 10060605505106.66660000 +2010-12-13 14:15:16.2222 20101213141516.2222 20101213141515.2222 20101213141516.2222 10050606570758.11110000 +select max(a), min(a), sum(a), avg(a) from t1; +max(a) min(a) sum(a) avg(a) +2012-12-11 01:02:13.3332 2010-12-13 14:15:16.2222 40222424151729.5554 20111212075864.77770000 +create table t2 select a, a+0, a-1, a*1, a/2 from t1; +create table t3 select max(a), min(a), sum(a), avg(a) from t1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` timestamp(4) NOT NULL DEFAULT '0000-00-00 00:00:00.0000', + `a+0` decimal(25,4) NOT NULL DEFAULT '0.0000', + `a-1` decimal(25,4) NOT NULL DEFAULT '0.0000', + `a*1` decimal(25,4) NOT NULL DEFAULT '0.0000', + `a/2` decimal(28,8) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +show create table t3; +Table Create Table +t3 CREATE TABLE `t3` ( + `max(a)` timestamp(4) NULL DEFAULT NULL, + `min(a)` timestamp(4) NULL DEFAULT NULL, + `sum(a)` decimal(46,4) DEFAULT NULL, + `avg(a)` decimal(28,8) DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop table t1, t2, t3; +create table t1 (f0_timestamp timestamp(0), f1_timestamp timestamp(1), f2_timestamp timestamp(2), f3_timestamp timestamp(3), f4_timestamp timestamp(4), f5_timestamp timestamp(5), f6_timestamp timestamp(6)); +insert t1 values ( '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432', '2010-11-12 11:14:17.765432'); +select * from t1; +f0_timestamp 2010-11-12 11:14:17 +f1_timestamp 2010-11-12 11:14:17.7 +f2_timestamp 2010-11-12 11:14:17.76 +f3_timestamp 2010-11-12 11:14:17.765 +f4_timestamp 2010-11-12 11:14:17.7654 +f5_timestamp 2010-11-12 11:14:17.76543 +f6_timestamp 2010-11-12 11:14:17.765432 +select cast(f0_timestamp as time(4)) time4_f0_timestamp, cast(f1_timestamp as datetime(3)) datetime3_f1_timestamp, cast(f2_timestamp as date) date_f2_timestamp, cast(f4_timestamp as double) double_f3_timestamp, cast(f4_timestamp as decimal(40,5)) decimal5_f4_timestamp, cast(f5_timestamp as signed) bigint_f5_timestamp, cast(f6_timestamp as char(255)) varchar_f6_timestamp from t1; +time4_f0_timestamp 11:14:17.0000 +datetime3_f1_timestamp 2010-11-12 11:14:17.700 +date_f2_timestamp 2010-11-12 +double_f3_timestamp 20101112111417.766 +decimal5_f4_timestamp 20101112111417.76540 +bigint_f5_timestamp 20101112111417 +varchar_f6_timestamp 2010-11-12 11:14:17.765432 +create table t2 (time4_f0_timestamp time(4), datetime3_f1_timestamp datetime(3), date_f2_timestamp date, double_f3_timestamp double, decimal5_f4_timestamp decimal(40,5), bigint_f5_timestamp bigint, varchar_f6_timestamp varchar(255)); +insert t2 select * from t1; +Warnings: +Level Note +Code 1265 +Message Data truncated for column 'time4_f0_timestamp' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'date_f2_timestamp' at row 1 +select * from t2; +time4_f0_timestamp 11:14:17.0000 +datetime3_f1_timestamp 2010-11-12 11:14:17.700 +date_f2_timestamp 2010-11-12 +double_f3_timestamp 20101112111417.766 +decimal5_f4_timestamp 20101112111417.76540 +bigint_f5_timestamp 20101112111417 +varchar_f6_timestamp 2010-11-12 11:14:17.765432 +alter table t1 change f0_timestamp time4_f0_timestamp time(4), change f1_timestamp datetime3_f1_timestamp datetime(3), change f2_timestamp date_f2_timestamp date, change f3_timestamp double_f3_timestamp double, change f4_timestamp decimal5_f4_timestamp decimal(40,5), change f5_timestamp bigint_f5_timestamp bigint, change f6_timestamp varchar_f6_timestamp varchar(255); +Warnings: +Level Note +Code 1265 +Message Data truncated for column 'time4_f0_timestamp' at row 1 +Level Note +Code 1265 +Message Data truncated for column 'date_f2_timestamp' at row 1 +select * from t1; +time4_f0_timestamp 11:14:17.0000 +datetime3_f1_timestamp 2010-11-12 11:14:17.700 +date_f2_timestamp 2010-11-12 +double_f3_timestamp 20101112111417.766 +decimal5_f4_timestamp 20101112111417.76540 +bigint_f5_timestamp 20101112111417 +varchar_f6_timestamp 2010-11-12 11:14:17.765432 +alter table t1 modify time4_f0_timestamp timestamp(0), modify datetime3_f1_timestamp timestamp(1), modify date_f2_timestamp timestamp(2), modify double_f3_timestamp timestamp(3), modify decimal5_f4_timestamp timestamp(4), modify bigint_f5_timestamp timestamp(5), modify varchar_f6_timestamp timestamp(6); +Warnings: +Level Warning +Code 1265 +Message Data truncated for column 'time4_f0_timestamp' at row 1 +select * from t1; +time4_f0_timestamp 0000-00-00 00:00:00 +datetime3_f1_timestamp 2010-11-12 11:14:17.7 +date_f2_timestamp 2010-11-12 00:00:00.00 +double_f3_timestamp 2010-11-12 11:14:17.766 +decimal5_f4_timestamp 2010-11-12 11:14:17.7654 +bigint_f5_timestamp 2010-11-12 11:14:17.00000 +varchar_f6_timestamp 2010-11-12 11:14:17.765432 +delete from t1; +insert t1 select * from t2; +Warnings: +Level Warning +Code 1265 +Message Data truncated for column 'time4_f0_timestamp' at row 1 +select * from t1; +time4_f0_timestamp 0000-00-00 00:00:00 +datetime3_f1_timestamp 2010-11-12 11:14:17.7 +date_f2_timestamp 2010-11-12 00:00:00.00 +double_f3_timestamp 2010-11-12 11:14:17.765 +decimal5_f4_timestamp 2010-11-12 11:14:17.7654 +bigint_f5_timestamp 2010-11-12 11:14:17.00000 +varchar_f6_timestamp 2010-11-12 11:14:17.765432 +drop table t1, t2; +create table t1 (a timestamp(6), b timestamp(6)); +create procedure foo(x timestamp, y timestamp(4)) insert into t1 values (x, y); +call foo('2010-02-03 4:5:6.789123', '2010-02-03 4:5:6.789123'); +select * from t1; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +create procedure bar(a int, c timestamp(5)) +begin +declare b timestamp(4); +set b = c + interval a microsecond; +insert t1 values (b, c + interval a microsecond); +end| +call bar(1111111, '2011-01-02 3:4:5.123456'); +select * from t1; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +2011-01-02 03:04:06.234500 2011-01-02 03:04:06.234561 +drop procedure foo; +drop procedure bar; +create function xyz(s char(20)) returns timestamp(4) +return addtime('2010-10-10 10:10:10.101010', s); +select xyz('1:1:1.010101'); +xyz('1:1:1.010101') +2010-10-10 11:11:11.1111 +drop function xyz; +create view v1 as select * from t1 group by a,b; +select * from v1; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +2011-01-02 03:04:06.234500 2011-01-02 03:04:06.234561 +show columns from v1; +Field Type Null Key Default Extra +a timestamp(6) NO 0000-00-00 00:00:00.000000 +b timestamp(6) NO 0000-00-00 00:00:00.000000 +create table t2 select * from v1; +show create table t2; +Table Create Table +t2 CREATE TABLE `t2` ( + `a` timestamp(6) NOT NULL DEFAULT '0000-00-00 00:00:00.000000', + `b` timestamp(6) NOT NULL DEFAULT '0000-00-00 00:00:00.000000' +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +select * from t2; +a b +2010-02-03 04:05:06.000000 2010-02-03 04:05:06.789100 +2011-01-02 03:04:06.234500 2011-01-02 03:04:06.234561 +drop view v1; +drop table t1, t2; +set time_zone='+03:00'; +set timestamp=unix_timestamp('2011-01-01 01:01:01') + 0.123456; +create table t1 (a timestamp(5)); +insert t1 values (); +select * from t1; +a +2011-01-01 01:01:01.12345 +drop table t1; diff --git a/mysql-test/r/type_varchar.result b/mysql-test/r/type_varchar.result index 80eb4e45a91..38ed8a47339 100644 --- a/mysql-test/r/type_varchar.result +++ b/mysql-test/r/type_varchar.result @@ -476,7 +476,7 @@ a (a DIV 2) t 0 Warnings: Warning 1292 Truncated incorrect DECIMAL value: '1a' -Warning 1366 Incorrect decimal value: '' for column '' at row 0 +Warning 1918 Encountered illegal value '' when converting to DECIMAL Warning 1292 Truncated incorrect DECIMAL value: 't ' SELECT a,CAST(a AS SIGNED) FROM t1 ORDER BY a; a CAST(a AS SIGNED) diff --git a/mysql-test/r/type_year.result b/mysql-test/r/type_year.result index 2dc491c6166..5a484f3ce3c 100644 --- a/mysql-test/r/type_year.result +++ b/mysql-test/r/type_year.result @@ -353,6 +353,9 @@ c1 SELECT COUNT(*) AS total_rows, MIN(c1) AS min_value, MAX(c1) FROM t1; total_rows min_value MAX(c1) 3 0 2155 +SELECT COUNT(*) AS total_rows, MIN(c1+0) AS min_value, MAX(c1+0) FROM t1; +total_rows min_value MAX(c1+0) +3 0 2155 DROP TABLE t1; # End of 5.1 tests diff --git a/mysql-test/r/union.result b/mysql-test/r/union.result index bcf4df8e12c..ddb706c2c7d 100644 --- a/mysql-test/r/union.result +++ b/mysql-test/r/union.result @@ -372,7 +372,7 @@ a 5 select found_rows(); found_rows() -6 +5 SELECT SQL_CALC_FOUND_ROWS * FROM t1 LIMIT 100 UNION SELECT * FROM t2; a 1 @@ -405,7 +405,7 @@ a 4 select found_rows(); found_rows() -6 +5 SELECT SQL_CALC_FOUND_ROWS * FROM t1 limit 2,2 UNION SELECT * FROM t2; a 3 @@ -480,7 +480,7 @@ id select_type table type possible_keys key key_len ref rows filtered Extra 2 UNION t2 const PRIMARY PRIMARY 4 const 1 100.00 NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL NULL Warnings: -Note 1003 (select '1' AS `a`,'1' AS `b` from `test`.`t1` where 1) union (select '1' AS `a`,'10' AS `b` from `test`.`t2` where 1) +Note 1003 (select 1 AS `a`,1 AS `b` from `test`.`t1` where 1) union (select 1 AS `a`,10 AS `b` from `test`.`t2` where 1) (select * from t1 where a=5) union (select * from t2 where a=1); a b 1 10 @@ -500,7 +500,7 @@ explain (select * from t1 where a=1 and b=10) union (select straight_join t1.a,t id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables 2 UNION t1 index PRIMARY PRIMARY 4 NULL 4 Using index -2 UNION t2 index PRIMARY PRIMARY 4 NULL 4 Using where; Using index; Using join buffer +2 UNION t2 index PRIMARY PRIMARY 4 NULL 4 Using where; Using index; Using join buffer (flat, BNL join) NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL explain (select * from t1 where a=1) union (select * from t1 where b=1); id select_type table type possible_keys key key_len ref rows Extra @@ -1166,9 +1166,12 @@ a b select * from ((select * from t1 limit 1) union (select * from t1 limit 1)) a; a b 1 a +2 b select * from ((select * from t1 limit 1) union (select * from t1 limit 1) union (select * from t1 limit 1)) a; a b 1 a +2 b +3 c select * from ((((select * from t1))) union (select * from t1) union (select * from t1)) a; a b 1 a @@ -1628,11 +1631,11 @@ ORDER BY (SELECT a FROM t2 WHERE b = 12); id select_type table type possible_keys key key_len ref rows filtered Extra 1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 2 UNION t1 ALL NULL NULL NULL NULL 2 100.00 -3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where NULL UNION RESULT <union1,2> ALL NULL NULL NULL NULL NULL NULL Using filesort +3 DEPENDENT SUBQUERY t2 ALL NULL NULL NULL NULL 2 100.00 Using where Warnings: -Note 1276 Field or reference 'test.t1.a' of SELECT #3 was resolved in SELECT #2 -Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` union select `test`.`t1`.`a` AS `a` from `test`.`t1` order by (select `test`.`t1`.`a` from `test`.`t2` where (`test`.`t2`.`b` = 12)) +Note 1276 Field or reference 'a' of SELECT #3 was resolved in SELECT #-1 +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` union select `test`.`t1`.`a` AS `a` from `test`.`t1` order by (select `a` from `test`.`t2` where (`test`.`t2`.`b` = 12)) # Should not crash SELECT * FROM t1 UNION SELECT * FROM t1 ORDER BY (SELECT a FROM t2 WHERE b = 12); @@ -1643,6 +1646,19 @@ b 1 2 DROP TABLE t1,t2; +create table t1 (a int); +insert into t1 values (10),(10),(10),(2),(3),(4),(5),(6),(7),(8),(9),(1),(10); +select a from t1 where false UNION select a from t1 limit 8; +a +10 +2 +3 +4 +5 +6 +7 +8 +drop table t1; End of 5.1 tests # # Bug#57986 ORDER BY clause is not used after a UNION, diff --git a/mysql-test/r/upgrade.result b/mysql-test/r/upgrade.result index f2c8886c915..ec63cc0d98c 100644 --- a/mysql-test/r/upgrade.result +++ b/mysql-test/r/upgrade.result @@ -48,14 +48,10 @@ insert into `txu#p#p1` values (1); select * from `txu@0023p@0023p1`; ERROR 42S02: Table 'test.txu@0023p@0023p1' doesn't exist create table `txu@0023p@0023p1` (s1 int); -insert into `txu@0023p@0023p1` values (2); -select * from `txu@0023p@0023p1`; -s1 -2 +ERROR 42S01: Table '#mysql50#txu@0023p@0023p1' already exists select * from `txu#p#p1`; s1 1 -drop table `txu@0023p@0023p1`; drop table `txu#p#p1`; # # Bug#37631 Incorrect key file for table after upgrading from 5.0 to 5.1 diff --git a/mysql-test/r/varbinary.result b/mysql-test/r/varbinary.result index b623ea1d86e..545044fc520 100644 --- a/mysql-test/r/varbinary.result +++ b/mysql-test/r/varbinary.result @@ -15,7 +15,7 @@ explain extended select * from t1 where UNIQ=0x38afba1d73e6a18a; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 const UNIQ UNIQ 8 const 1 100.00 Warnings: -Note 1003 select '00000001' AS `ID`,'004084688022709641610' AS `UNIQ` from `test`.`t1` where 1 +Note 1003 select 00000001 AS `ID`,004084688022709641610 AS `UNIQ` from `test`.`t1` where 1 drop table t1; select x'hello'; ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'x'hello'' at line 1 diff --git a/mysql-test/r/variables-big.result b/mysql-test/r/variables-big.result index 02908502c8b..e845400b397 100644 --- a/mysql-test/r/variables-big.result +++ b/mysql-test/r/variables-big.result @@ -1,22 +1,21 @@ SET @def_var= @@session.transaction_prealloc_size; SET SESSION transaction_prealloc_size=1024*1024*1024*1; SHOW PROCESSLIST; -Id User Host db Command Time State Info -<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST +Id User Host db Command Time State Info Progress +<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000 SET SESSION transaction_prealloc_size=1024*1024*1024*2; SHOW PROCESSLIST; -Id User Host db Command Time State Info -<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST +Id User Host db Command Time State Info Progress +<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000 SET SESSION transaction_prealloc_size=1024*1024*1024*3; SHOW PROCESSLIST; -Id User Host db Command Time State Info -<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST +Id User Host db Command Time State Info Progress +<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000 SET SESSION transaction_prealloc_size=1024*1024*1024*4; SHOW PROCESSLIST; -Id User Host db Command Time State Info -<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST +Id User Host db Command Time State Info Progress +<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000 SET SESSION transaction_prealloc_size=1024*1024*1024*5; SHOW PROCESSLIST; -Id User Host db Command Time State Info -<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST -SET @@session.transaction_prealloc_size= @def_var; +Id User Host db Command Time State Info Progress +<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000 diff --git a/mysql-test/r/variables-notembedded.result b/mysql-test/r/variables-notembedded.result index ceac676589f..59c25f3e8b3 100644 --- a/mysql-test/r/variables-notembedded.result +++ b/mysql-test/r/variables-notembedded.result @@ -33,12 +33,12 @@ ERROR HY000: Variable 'log_slave_updates' is a read only variable # SHOW VARIABLES like 'relay_log'; Variable_name Value -relay_log +relay_log mysqld-relay-bin SELECT @@session.relay_log; ERROR HY000: Variable 'relay_log' is a GLOBAL variable SELECT @@global.relay_log; @@global.relay_log -NULL +mysqld-relay-bin SET @@session.relay_log= 'x'; ERROR HY000: Variable 'relay_log' is a read only variable SET @@global.relay_log= 'x'; @@ -46,12 +46,12 @@ ERROR HY000: Variable 'relay_log' is a read only variable # SHOW VARIABLES like 'relay_log_index'; Variable_name Value -relay_log_index +relay_log_index mysqld-relay-bin.index SELECT @@session.relay_log_index; ERROR HY000: Variable 'relay_log_index' is a GLOBAL variable SELECT @@global.relay_log_index; @@global.relay_log_index -NULL +mysqld-relay-bin.index SET @@session.relay_log_index= 'x'; ERROR HY000: Variable 'relay_log_index' is a read only variable SET @@global.relay_log_index= 'x'; diff --git a/mysql-test/r/variables.result b/mysql-test/r/variables.result index becd74093da..68b0e04d89c 100644 --- a/mysql-test/r/variables.result +++ b/mysql-test/r/variables.result @@ -970,6 +970,7 @@ tmpdir # select * from information_schema.session_variables where variable_name like 'tmpdir'; VARIABLE_NAME VARIABLE_VALUE TMPDIR # +set sort_buffer_size=1024*8; select @@ssl_ca, @@ssl_capath, @@ssl_cert, @@ssl_cipher, @@ssl_key; @@ssl_ca @@ssl_capath @@ssl_cert @@ssl_cipher @@ssl_key # # # # # @@ -1020,6 +1021,8 @@ ERROR HY000: Variable 'myisam_mmap_size' is a read only variable # Bug #52315: utc_date() crashes when system time > year 2037 # SET TIMESTAMP=2*1024*1024*1024; +Warnings: +Warning 1292 Truncated incorrect timestamp value: '2147483648' #Should not crash SELECT UTC_DATE(); SET TIMESTAMP=DEFAULT; @@ -1531,19 +1534,51 @@ ERROR HY000: Cannot drop default keycache SET @@global.key_cache_block_size=0; Warnings: Warning 1292 Truncated incorrect key_cache_block_size value: '0' +SET @@global.max_binlog_cache_size=DEFAULT; +SET @@global.max_join_size=DEFAULT; +SET @@global.key_buffer_size=@kbs; +SET @@global.key_cache_block_size=@kcbs; select @@max_long_data_size; @@max_long_data_size 1048576 # -# Bug#11766424 59527: DECIMAL_BIN_SIZE: ASSERTION `SCALE >= 0 && PRECISION > 0 && SCALE <= PRE +# Bug#11766424 59527: +# Assert in DECIMAL_BIN_SIZE: +# `SCALE >= 0 && PRECISION > 0 && SCALE <= PRE +# This test also exposed a bug with sql_buffer_result # CREATE TABLE t1(f1 DECIMAL(1,1) UNSIGNED); INSERT INTO t1 VALUES (0.2),(0.1); -SELECT 1 FROM t1 GROUP BY @a:= (SELECT ROUND(f1) FROM t1 WHERE @a=f1); +set @a=NULL; +set sql_buffer_result=0; +SELECT 1 as 'one' FROM t1 GROUP BY @a:= ROUND(f1); +one +1 +explain SELECT 1 as 'one' FROM t1 GROUP BY @a:= (SELECT ROUND(f1) FROM t1 WHERE f1 = 0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +SELECT 1 as 'one' FROM t1 GROUP BY @a:= (SELECT ROUND(f1) FROM t1 WHERE f1 = 0); +one +1 +SELECT 1 as 'one' FROM t1 GROUP BY @a:= (SELECT ROUND(f1) FROM t1 WHERE @a=f1); +one +1 +set sql_buffer_result=1; +explain SELECT 1 as 'one' FROM t1 GROUP BY @a:= (SELECT ROUND(f1) FROM t1 WHERE f1 = 0); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 Using temporary +2 SUBQUERY t1 ALL NULL NULL NULL NULL 2 Using where +SELECT 1 as 'one' FROM t1 GROUP BY @a:= (SELECT ROUND(f1) FROM t1 WHERE f1 = 0); +one 1 1 +SELECT 1 as 'one' FROM t1 GROUP BY @a:= (SELECT ROUND(f1) FROM t1 WHERE @a=f1); +one +1 1 DROP TABLE t1; +set sql_buffer_result=0; CREATE TABLE t1 AS SELECT @a:= CAST(1 AS UNSIGNED) AS a; SHOW CREATE TABLE t1; Table Create Table @@ -1551,10 +1586,6 @@ t1 CREATE TABLE `t1` ( `a` int(1) unsigned NOT NULL DEFAULT '0' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 DROP TABLE t1; -SET @@global.max_binlog_cache_size=DEFAULT; -SET @@global.max_join_size=DEFAULT; -SET @@global.key_buffer_size=@kbs; -SET @@global.key_cache_block_size=@kcbs; End of 5.1 tests # diff --git a/mysql-test/r/view.result b/mysql-test/r/view.result index fff10b73469..e057a3d2630 100644 --- a/mysql-test/r/view.result +++ b/mysql-test/r/view.result @@ -117,7 +117,7 @@ c 12 explain extended select c from v5; id select_type table type possible_keys key key_len ref rows filtered Extra -1 PRIMARY <derived3> ALL NULL NULL NULL NULL 5 100.00 +1 SIMPLE <derived3> ALL NULL NULL NULL NULL 5 100.00 3 DERIVED t1 ALL NULL NULL NULL NULL 5 100.00 Warnings: Note 1003 select (`v2`.`c` + 1) AS `c` from `test`.`v2` @@ -237,7 +237,7 @@ a 3 explain select * from v1; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 3 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 6 2 DERIVED t1 ALL NULL NULL NULL NULL 6 Using temporary select * from t1; a @@ -302,7 +302,7 @@ a+1 4 explain select * from v1; id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY <derived2> ALL NULL NULL NULL NULL 2 +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 2 DERIVED t1 ALL NULL NULL NULL NULL 4 Using filesort drop view v1; drop table t1; @@ -2135,12 +2135,12 @@ INSERT INTO t1 VALUES (2, 'foo2'); INSERT INTO t1 VALUES (1, 'foo1'); SELECT * FROM v1; id f -2 foo2 1 foo1 +2 foo2 SELECT * FROM v1; id f -2 foo2 1 foo1 +2 foo2 DROP VIEW v1; DROP TABLE t1; CREATE TABLE t1 (pk int PRIMARY KEY, b int); @@ -2344,16 +2344,16 @@ CREATE VIEW v1 AS SELECT t1.* FROM t1,t2 WHERE t1.a=t2.a AND t1.b=t2.b; CREATE VIEW v2 AS SELECT t3.* FROM t1,t3 WHERE t1.a=t3.a; EXPLAIN SELECT t1.* FROM t1 JOIN t2 WHERE t1.a=t2.a AND t1.b=t2.b AND t1.a=1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref a a 5 const 1 Using index +1 SIMPLE t1 ref a a 5 const 1 Using where; Using index 1 SIMPLE t2 ref a a 10 const,test.t1.b 1 Using index EXPLAIN SELECT * FROM v1 WHERE a=1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 ref a a 5 const 1 Using index +1 SIMPLE t1 ref a a 5 const 1 Using where; Using index 1 SIMPLE t2 ref a a 10 const,test.t1.b 1 Using index EXPLAIN SELECT * FROM v2 WHERE a=1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref a a 5 const 1 Using index -1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using join buffer +1 SIMPLE t3 ALL NULL NULL NULL NULL 3 Using where; Using join buffer (flat, BNL join) DROP VIEW v1,v2; DROP TABLE t1,t2,t3; create table t1 (f1 int); @@ -3136,17 +3136,18 @@ Warnings: Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f2` select * from v1 order by f1; f1 f2 -1 1 1 2 1 3 +1 1 +2 3 2 1 2 2 -2 3 explain extended select * from v1 order by f1; id select_type table type possible_keys key key_len ref rows filtered Extra 1 SIMPLE t1 ALL NULL NULL NULL NULL 6 100.00 Using filesort Warnings: -Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f1`,`test`.`t1`.`f2` +Note 1926 View 'test'.'v1' ORDER BY clause ignored because there is other ORDER BY clause already. +Note 1003 select `test`.`t1`.`f1` AS `f1`,`test`.`t1`.`f2` AS `f2` from `test`.`t1` order by `test`.`t1`.`f1` drop view v1; drop table t1; CREATE TABLE t1 ( @@ -3823,7 +3824,7 @@ CREATE TABLE t1 (c INT); CREATE VIEW v1 (view_column) AS SELECT c AS alias FROM t1 HAVING alias; SHOW CREATE VIEW v1; View Create View character_set_client collation_connection -v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`c` AS `view_column` from `t1` having `view_column` latin1 latin1_swedish_ci +v1 CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select `t1`.`c` AS `view_column` from `t1` having (`view_column` <> 0) latin1 latin1_swedish_ci SELECT * FROM v1; view_column @@ -4021,9 +4022,453 @@ SELECT * FROM v1; a DROP VIEW v1; DROP TABLE t1; +# +# LP BUG#777809 (a retrograded condition for view ON) +# +CREATE TABLE t1 ( f1 int NOT NULL , f6 int NOT NULL ) ; +INSERT IGNORE INTO t1 VALUES (20, 2); +CREATE TABLE t2 ( f3 int NOT NULL ) ; +INSERT IGNORE INTO t2 VALUES (7); +CREATE OR REPLACE VIEW v2 AS SELECT * FROM t2; +PREPARE prep_stmt FROM 'SELECT t1.f6 FROM t1 RIGHT JOIN v2 ON v2.f3 WHERE t1.f1 != 0'; +EXECUTE prep_stmt; +f6 +2 +EXECUTE prep_stmt; +f6 +2 +drop view v2; +drop table t1,t2; # ----------------------------------------------------------------- # -- End of 5.1 tests. # ----------------------------------------------------------------- +# +# Bug #59696 Optimizer does not use equalities for conditions over view +# +CREATE TABLE t1 (a int NOT NULL); +INSERT INTO t1 VALUES +(9), (2), (8), (1), (3), (4), (2), (5), +(9), (2), (8), (1), (3), (4), (2), (5); +CREATE TABLE t2 (pk int PRIMARY KEY, c int NOT NULL); +INSERT INTO t2 VALUES +(9,90), (16, 160), (11,110), (1,10), (18,180), (2,20), +(14,140), (15, 150), (12,120), (3,30), (17,170), (19,190); +EXPLAIN EXTENDED +SELECT t1.a,t2.c FROM t1,t2 WHERE t2.pk = t1.a AND t2.pk > 8; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 16 100.00 Using where +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`c` AS `c` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 8)) +FLUSH STATUS; +SELECT t1.a,t2.c FROM t1,t2 WHERE t2.pk = t1.a AND t2.pk > 8; +a c +9 90 +9 90 +SHOW STATUS LIKE 'Handler_read_%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 1 +Handler_read_last 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 17 +CREATE VIEW v AS SELECT * FROM t2; +EXPLAIN EXTENDED +SELECT t1.a,v.c FROM t1,v WHERE v.pk = t1.a AND v.pk > 8; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 16 100.00 Using where +1 SIMPLE t2 eq_ref PRIMARY PRIMARY 4 test.t1.a 1 100.00 +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t2`.`c` AS `c` from `test`.`t1` join `test`.`t2` where ((`test`.`t2`.`pk` = `test`.`t1`.`a`) and (`test`.`t1`.`a` > 8)) +FLUSH STATUS; +SELECT t1.a,v.c FROM t1,v WHERE v.pk = t1.a AND v.pk > 8; +a c +9 90 +9 90 +SHOW STATUS LIKE 'Handler_read_%'; +Variable_name Value +Handler_read_first 0 +Handler_read_key 1 +Handler_read_last 0 +Handler_read_next 0 +Handler_read_prev 0 +Handler_read_rnd 0 +Handler_read_rnd_next 17 +DROP VIEW v; +DROP TABLE t1, t2; +# +# Bug#702403: crash with multiple equalities and a view +# +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (10); +CREATE TABLE t2 (pk int PRIMARY KEY, b int, INDEX idx (b)); +INSERT INTO t2 VALUES (1,2), (3,4); +CREATE TABLE t3 (pk int PRIMARY KEY, b int, INDEX idx (b)); +INSERT INTO t3 VALUES (1,2), (3,4); +CREATE VIEW v1 AS SELECT * FROM t1; +EXPLAIN +SELECT * FROM v1, t2, t3 +WHERE t3.pk = v1.a AND t2.b = 1 AND t2.b = t3.pk AND v1.a BETWEEN 2 AND 5; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +SELECT * FROM v1, t2, t3 +WHERE t3.pk = v1.a AND t2.b = 1 AND t2.b = t3.pk AND v1.a BETWEEN 2 AND 5; +a pk b pk b +DROP VIEW v1; +DROP TABLE t1, t2, t3; +# +# Bug#717577: substitution for best field in a query over a view and +# with OR in the WHERE condition +# +create table t1 (a int, b int); +insert into t1 values (2,4), (1,3); +create table t2 (c int); +insert into t2 values (6), (4), (1), (3), (8), (3), (4), (2); +select * from t1,t2 where t2.c=t1.a and t2.c < 3 or t2.c=t1.b and t2.c >=4; +a b c +2 4 4 +1 3 1 +2 4 4 +2 4 2 +explain extended +select * from t1,t2 where t2.c=t1.a and t2.c < 3 or t2.c=t1.b and t2.c >=4; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 8 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t1` join `test`.`t2` where (((`test`.`t2`.`c` = `test`.`t1`.`a`) and (`test`.`t1`.`a` < 3)) or ((`test`.`t2`.`c` = `test`.`t1`.`b`) and (`test`.`t1`.`b` >= 4))) +create view v1 as select * from t2; +select * from t1,v1 where v1.c=t1.a and v1.c < 3 or v1.c=t1.b and v1.c >=4; +a b c +2 4 4 +1 3 1 +2 4 4 +2 4 2 +explain extended +select * from t1,v1 where v1.c=t1.a and v1.c < 3 or v1.c=t1.b and v1.c >=4; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 8 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t1` join `test`.`t2` where (((`test`.`t2`.`c` = `test`.`t1`.`a`) and (`test`.`t1`.`a` < 3)) or ((`test`.`t2`.`c` = `test`.`t1`.`b`) and (`test`.`t1`.`b` >= 4))) +create view v2 as select * from v1; +select * from t1,v2 where v2.c=t1.a and v2.c < 3 or v2.c=t1.b and v2.c >=4; +a b c +2 4 4 +1 3 1 +2 4 4 +2 4 2 +explain extended +select * from t1,v2 where v2.c=t1.a and v2.c < 3 or v2.c=t1.b and v2.c >=4; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 8 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t1` join `test`.`t2` where (((`test`.`t2`.`c` = `test`.`t1`.`a`) and (`test`.`t1`.`a` < 3)) or ((`test`.`t2`.`c` = `test`.`t1`.`b`) and (`test`.`t1`.`b` >= 4))) +create view v3 as select * from t1; +select * from v3,v2 where v2.c=v3.a and v2.c < 3 or v2.c=v3.b and v2.c >=4; +a b c +2 4 4 +1 3 1 +2 4 4 +2 4 2 +explain extended +select * from v3,v2 where v2.c=v3.a and v2.c < 3 or v2.c=v3.b and v2.c >=4; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 8 100.00 Using where; Using join buffer (flat, BNL join) +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`c` AS `c` from `test`.`t1` join `test`.`t2` where (((`test`.`t2`.`c` = `test`.`t1`.`a`) and (`test`.`t1`.`a` < 3)) or ((`test`.`t2`.`c` = `test`.`t1`.`b`) and (`test`.`t1`.`b` >= 4))) +drop view v1,v2,v3; +drop table t1,t2; +# +# Bug#724942: substitution of the constant into a view field +# +CREATE TABLE t1 (a int); +INSERT INTO t1 VALUES (2), (9), (9), (6), (5), (4), (7); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM v1 WHERE a > -1 OR a > 6 AND a = 3; +a +2 +9 +9 +6 +5 +4 +7 +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > -1 OR a > 6 AND a = 3; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > <cache>(-(1))) +SELECT * FROM v1 WHERE a > -1 OR a AND a = 0; +a +2 +9 +9 +6 +5 +4 +7 +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > -1 OR a AND a = 0; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > <cache>(-(1))) +CREATE VIEW v2 AS SELECT * FROM v1; +SELECT * FROM v2 WHERE a > -1 OR a AND a = 0; +a +2 +9 +9 +6 +5 +4 +7 +EXPLAIN EXTENDED +SELECT * FROM v2 WHERE a > -1 OR a AND a = 0; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 7 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > <cache>(-(1))) +DROP VIEW v1,v2; +DROP TABLE t1; +CREATE TABLE t1 (a varchar(10), KEY (a)) ; +INSERT INTO t1 VALUES +('DD'), ('ZZ'), ('ZZ'), ('KK'), ('FF'), ('HH'),('MM'); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT * FROM v1 WHERE a > 'JJ' OR a <> 0 AND a = 'VV'; +a +KK +MM +ZZ +ZZ +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'VV' +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > 'JJ' OR a <> 0 AND a = 'VV'; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 range a a 13 NULL 4 100.00 Using where; Using index +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'VV' +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > 'JJ') +SELECT * FROM v1 WHERE a > 'JJ' OR a AND a = 'VV'; +a +KK +MM +ZZ +ZZ +Warnings: +Warning 1292 Truncated incorrect INTEGER value: 'VV' +EXPLAIN EXTENDED +SELECT * FROM v1 WHERE a > 'JJ' OR a AND a = 'VV'; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 range a a 13 NULL 4 100.00 Using where; Using index +Warnings: +Warning 1292 Truncated incorrect INTEGER value: 'VV' +Note 1003 select `test`.`t1`.`a` AS `a` from `test`.`t1` where (`test`.`t1`.`a` > 'JJ') +DROP VIEW v1; +DROP TABLE t1; +# +# Bug#777745: crash with equality propagation +# over view fields +# +CREATE TABLE t1 (a int NOT NULL ) ; +INSERT INTO t1 VALUES (2), (1); +CREATE TABLE t2 (a int NOT NULL , b int NOT NULL) ; +INSERT INTO t2 VALUES (2,20),(2,30); +CREATE VIEW v2 AS SELECT * FROM t2; +EXPLAIN +SELECT * FROM t1,v2 +WHERE v2.a = t1.a AND v2.a = 2 AND v2.a IS NULL AND t1.a != 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Impossible WHERE +SELECT * FROM t1,v2 +WHERE v2.a = t1.a AND v2.a = 2 AND v2.a IS NULL AND t1.a != 0; +a a b +EXPLAIN +SELECT * FROM t1,v2 +WHERE v2.a = t1.a AND v2.a = 2 AND v2.a+1 > 2 AND t1.a != 0; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 2 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 Using where; Using join buffer (flat, BNL join) +SELECT * FROM t1,v2 +WHERE v2.a = t1.a AND v2.a = 2 AND v2.a+1 > 2 AND t1.a != 0; +a a b +2 2 20 +2 2 30 +DROP VIEW v2; +DROP TABLE t1,t2; +# +# Bug#794038: crash with INSERT/UPDATE/DELETE +# over a non-updatable view +# +CREATE TABLE t1 (a int); +CREATE ALGORITHM = TEMPTABLE VIEW v1 AS SELECT * FROM t1; +CREATE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM v1; +CREATE ALGORITHM = TEMPTABLE VIEW v3 AS SELECT * FROM v2; +INSERT INTO v3 VALUES (1); +ERROR HY000: The target table v3 of the INSERT is not insertable-into +UPDATE v3 SET a=0; +ERROR HY000: The target table v3 of the UPDATE is not updatable +DELETE FROM v3; +ERROR HY000: The target table v3 of the DELETE is not updatable +DROP VIEW v1,v2,v3; +DROP TABLE t1; +# +# Bug#798621: crash with a view string field equal +# to a constant +# +CREATE TABLE t1 (a varchar(32), b int) ; +INSERT INTO t1 VALUES ('j', NULL), ('c', 8), ('c', 1); +CREATE VIEW v1 AS SELECT * FROM t1; +CREATE TABLE t2 (a varchar(32)) ; +INSERT INTO t2 VALUES ('j'), ('c'); +SELECT * FROM v1 LEFT JOIN t2 ON t2.a = v1.a +WHERE v1.b = 1 OR v1.a = 'a' AND LENGTH(v1.a) >= v1.b; +a b a +c 1 c +EXPLAIN EXTENDED +SELECT * FROM v1 LEFT JOIN t2 ON t2.a = v1.a +WHERE v1.b = 1 OR v1.a = 'a' AND LENGTH(v1.a) >= v1.b; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 ALL NULL NULL NULL NULL 3 100.00 Using where +1 SIMPLE t2 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t2`.`a` AS `a` from `test`.`t1` left join `test`.`t2` on((`test`.`t2`.`a` = `test`.`t1`.`a`)) where ((`test`.`t1`.`b` = 1) or ((`test`.`t1`.`a` = 'a') and (length(`test`.`t1`.`a`) >= `test`.`t1`.`b`))) +DROP VIEW v1; +DROP TABLE t1,t2; +# Bug#798625: duplicate of the previous one, but without crash +CREATE TABLE t1 (f1 int NOT NULL, f2 int, f3 int, f4 varchar(32), f5 int) ; +INSERT INTO t1 VALUES (20,5,2,'r', 0); +CREATE VIEW v1 AS SELECT * FROM t1; +SELECT v1.f4 FROM v1 +WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%'); +f4 +r +EXPLAIN EXTENDED +SELECT v1.f4 FROM v1 +WHERE f1<>0 OR f2<>0 AND f4='v' AND (f2<>0 OR f3<>0 AND f5<>0 OR f4 LIKE '%b%'); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE t1 system NULL NULL NULL NULL 1 100.00 +Warnings: +Note 1003 select 'r' AS `f4` from dual where ((20 <> 0) or 0) +DROP VIEW v1; +DROP TABLE t1; +# +# Bug#798576: abort on a GROUP BY query over a view with left join +# that can be converted to inner join +# +CREATE TABLE t1 (a int NOT NULL , b int NOT NULL) ; +INSERT INTO t1 VALUES (214,0), (6,6), (6,0), (7,0); +CREATE TABLE t2 (b int) ; +INSERT INTO t2 VALUES (88), (78), (6); +CREATE ALGORITHM=MERGE VIEW v1 AS +SELECT t1.a, t2.b FROM (t2 LEFT JOIN t1 ON t2.b > t1.a) WHERE t1.b <= 0; +SELECT * FROM v1; +a b +6 88 +6 78 +7 88 +7 78 +SELECT a, MIN(b) FROM v1 GROUP BY a; +a MIN(b) +6 78 +7 78 +DROP VIEW v1; +DROP TABLE t1,t2; +# +# LP bug #793386: unexpected 'Duplicate column name ''' error +# at the second execution of a PS using a view +# +CREATE TABLE t1 (f1 int, f2 int, f3 int, f4 int); +CREATE VIEW v1 AS +SELECT t.f1, t.f2, s.f3, s.f4 FROM t1 t, t1 s +WHERE t.f4 >= s.f2 AND s.f3 < 0; +PREPARE stmt1 FROM +"SELECT s.f1 AS f1, s.f2 AS f2, s.f3 AS f3, t.f4 AS f4 + FROM v1 AS t LEFT JOIN v1 AS s ON t.f4=s.f4 WHERE t.f2 <> 1225"; +EXECUTE stmt1; +f1 f2 f3 f4 +EXECUTE stmt1; +f1 f2 f3 f4 +DEALLOCATE PREPARE stmt1; +DROP VIEW v1; +DROP TABLE t1; +# +# LP BUG#806071 (2 views with ORDER BY) +# +CREATE TABLE t1 (f1 int); +INSERT INTO t1 VALUES (1),(1); +CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT f1 FROM t1; +CREATE ALGORITHM=MERGE VIEW v2 AS SELECT f1 FROM v1 ORDER BY f1; +SELECT * FROM v2 AS a1, v2 AS a2; +f1 f1 +1 1 +1 1 +1 1 +1 1 +EXPLAIN EXTENDED SELECT * FROM v2 AS a1, v2 AS a2; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 SIMPLE <derived3> ALL NULL NULL NULL NULL 2 100.00 Using temporary; Using filesort +1 SIMPLE <derived5> ALL NULL NULL NULL NULL 2 100.00 Using join buffer (flat, BNL join) +5 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 +3 DERIVED t1 ALL NULL NULL NULL NULL 2 100.00 +Warnings: +Note 1926 View 'test'.'v2' ORDER BY clause ignored because there is other ORDER BY clause already. +Note 1003 select `v1`.`f1` AS `f1`,`v1`.`f1` AS `f1` from `test`.`v1` join `test`.`v1` order by `v1`.`f1` +DROP VIEW v1, v2; +DROP TABLE t1; +# +# LP bug #823189: dependent subquery with RIGHT JOIN +# referencing view in WHERE +# +CREATE TABLE t1 (a varchar(32)); +INSERT INTO t1 VALUES ('y'), ('w'); +CREATE TABLE t2 (a int); +INSERT INTO t2 VALUES (10); +CREATE TABLE t3 (a varchar(32), b int); +CREATE TABLE t4 (a varchar(32)); +INSERT INTO t4 VALUES ('y'), ('w'); +CREATE VIEW v1 AS SELECT * FROM t1; +EXPLAIN EXTENDED +SELECT * FROM t1, t2 +WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) +WHERE t4.a >= t1.a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where +2 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 0 0.00 const row not found +2 DEPENDENT SUBQUERY t4 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1276 Field or reference 'test.t1.a' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`a` AS `a`,10 AS `a` from `test`.`t1` where (not(<in_optimizer>(10,<exists>(select NULL from `test`.`t4` where ((`test`.`t4`.`a` >= `test`.`t1`.`a`) and trigcond(((<cache>(10) = NULL) or <cache>(isnull(NULL))))) having trigcond(<is_not_null_test>(NULL)))))) +SELECT * FROM t1, t2 +WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) +WHERE t4.a >= t1.a); +a a +EXPLAIN EXTENDED +SELECT * FROM v1, t2 +WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) +WHERE t4.a >= v1.a); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t2 system NULL NULL NULL NULL 1 100.00 +1 PRIMARY t1 ALL NULL NULL NULL NULL 2 100.00 Using where +2 DEPENDENT SUBQUERY t3 system NULL NULL NULL NULL 0 0.00 const row not found +2 DEPENDENT SUBQUERY t4 ALL NULL NULL NULL NULL 2 100.00 Using where +Warnings: +Note 1276 Field or reference 'v1.a' of SELECT #2 was resolved in SELECT #1 +Note 1003 select `test`.`t1`.`a` AS `a`,10 AS `a` from `test`.`t1` where (not(<in_optimizer>(10,<exists>(select NULL from `test`.`t4` where ((`test`.`t4`.`a` >= `test`.`t1`.`a`) and trigcond(((<cache>(10) = NULL) or <cache>(isnull(NULL))))) having trigcond(<is_not_null_test>(NULL)))))) +SELECT * FROM v1, t2 +WHERE t2.a NOT IN (SELECT t3.b FROM t3 RIGHT JOIN t4 ON (t4.a = t3.a) +WHERE t4.a >= v1.a); +a a +DROP VIEW v1; +DROP TABLE t1,t2,t3,t4; drop table if exists t_9801; drop view if exists v_9801; create table t_9801 (s1 int); diff --git a/mysql-test/r/warnings.result b/mysql-test/r/warnings.result index 0f2d12d86c9..8c37c866dc0 100644 --- a/mysql-test/r/warnings.result +++ b/mysql-test/r/warnings.result @@ -321,7 +321,7 @@ select CAST(a AS DECIMAL(13,5)) FROM (SELECT '' as a) t; CAST(a AS DECIMAL(13,5)) 0.00000 Warnings: -Warning 1366 Incorrect decimal value: '' for column '' at row 0 +Warning 1918 Encountered illegal value '' when converting to DECIMAL Warning 1292 Truncated incorrect DECIMAL value: '' create table t1 (a integer unsigned); insert into t1 values (1),(-1),(0),(-2); diff --git a/mysql-test/r/windows.result b/mysql-test/r/windows.result index d0cdd858d4a..dc624a07f4f 100644 --- a/mysql-test/r/windows.result +++ b/mysql-test/r/windows.result @@ -16,7 +16,7 @@ CREATE TABLE t1 (a int, b int); INSERT INTO t1 VALUES (1,1); EXPLAIN SELECT * FROM t1 WHERE b = (SELECT max(2)); id select_type table type possible_keys key key_len ref rows Extra -1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +1 PRIMARY t1 system NULL NULL NULL NULL 1 2 SUBQUERY NULL NULL NULL NULL NULL NULL NULL No tables used DROP TABLE t1; CREATE DATABASE `TESTDB`; diff --git a/mysql-test/r/xa_binlog.result b/mysql-test/r/xa_binlog.result new file mode 100644 index 00000000000..3ce64953902 --- /dev/null +++ b/mysql-test/r/xa_binlog.result @@ -0,0 +1,32 @@ +CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB; +SET binlog_format= mixed; +RESET MASTER; +XA START 'xatest'; +INSERT INTO t1 VALUES (1); +XA END 'xatest'; +XA PREPARE 'xatest'; +XA COMMIT 'xatest'; +XA START 'xatest'; +INSERT INTO t1 VALUES (2); +XA END 'xatest'; +XA COMMIT 'xatest' ONE PHASE; +BEGIN; +INSERT INTO t1 VALUES (3); +COMMIT; +SELECT * FROM t1 ORDER BY a; +a +1 +2 +3 +SHOW BINLOG EVENTS LIMIT 1,9; +Log_name Pos Event_type Server_id End_log_pos Info +master-bin.000001 # Query 1 # BEGIN +master-bin.000001 # Query 1 # use `test`; INSERT INTO t1 VALUES (1) +master-bin.000001 # Query 1 # COMMIT +master-bin.000001 # Query 1 # BEGIN +master-bin.000001 # Query 1 # use `test`; INSERT INTO t1 VALUES (2) +master-bin.000001 # Query 1 # COMMIT +master-bin.000001 # Query 1 # BEGIN +master-bin.000001 # Query 1 # use `test`; INSERT INTO t1 VALUES (3) +master-bin.000001 # Xid 1 # COMMIT /* xid=XX */ +DROP TABLE t1; diff --git a/mysql-test/r/xml.result b/mysql-test/r/xml.result index 8ca9ab84bf7..447f2d4e460 100644 --- a/mysql-test/r/xml.result +++ b/mysql-test/r/xml.result @@ -948,20 +948,20 @@ SELECT ExtractValue('<a><b>b1</b><b>b2</b></a>','/a/b["1 and string"]'); ExtractValue('<a><b>b1</b><b>b2</b></a>','/a/b["1 and string"]') b1 Warnings: -Warning 1292 Truncated incorrect INTEGER value: '1 and string"]' -Warning 1292 Truncated incorrect INTEGER value: '1 and string"]' +Warning 1292 Truncated incorrect INTEGER value: '1 and string' +Warning 1292 Truncated incorrect INTEGER value: '1 and string' SELECT ExtractValue('<a><b>b1</b><b>b2</b></a>','/a/b["string and 1"]'); ExtractValue('<a><b>b1</b><b>b2</b></a>','/a/b["string and 1"]') Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'string and 1"]' -Warning 1292 Truncated incorrect INTEGER value: 'string and 1"]' +Warning 1292 Truncated incorrect INTEGER value: 'string and 1' +Warning 1292 Truncated incorrect INTEGER value: 'string and 1' SELECT ExtractValue('<a><b>b1</b><b>b2</b></a>','/a/b["string"]'); ExtractValue('<a><b>b1</b><b>b2</b></a>','/a/b["string"]') Warnings: -Warning 1292 Truncated incorrect INTEGER value: 'string"]' -Warning 1292 Truncated incorrect INTEGER value: 'string"]' +Warning 1292 Truncated incorrect INTEGER value: 'string' +Warning 1292 Truncated incorrect INTEGER value: 'string' String-to-number conversion from a user variable SET @i='1'; SELECT ExtractValue('<a><b>b1</b><b>b2</b></a>','/a/b[$@i]'); diff --git a/mysql-test/r/xtradb_mrr.result b/mysql-test/r/xtradb_mrr.result index 7b1c18d2523..3f686f1abaf 100644 --- a/mysql-test/r/xtradb_mrr.result +++ b/mysql-test/r/xtradb_mrr.result @@ -1,6 +1,8 @@ drop table if exists t1,t2,t3,t4; set @save_storage_engine= @@storage_engine; set storage_engine=InnoDB; +set @innodb_mrr_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; create table t1(a int); show create table t1; Table Create Table @@ -168,6 +170,7 @@ c-1020=w filler c-1021=w filler c-1022=w filler c-1023=w filler +drop table if exists t4; create table t4 (a varchar(10), b int, c char(10), filler char(200), key idx1 (a, b, c)); insert into t4 (filler) select concat('NULL-', 15-a) from t2 order by a limit 15; @@ -183,7 +186,7 @@ explain select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1' or c='no-such-row2'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t4 range idx1 idx1 29 NULL 16 Using index condition; Using MRR +1 SIMPLE t4 range idx1 idx1 29 NULL 16 Using index condition; Rowid-ordered scan select * from t4 where a IS NULL and b IS NULL and (c IS NULL or c='no-such-row1' or c='no-such-row2'); a b c filler @@ -205,7 +208,7 @@ NULL NULL NULL NULL-1 explain select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t4 range idx1 idx1 29 NULL 32 Using index condition; Using MRR +1 SIMPLE t4 range idx1 idx1 29 NULL 32 Using index condition; Rowid-ordered scan select * from t4 where (a ='b-1' or a='bb-1') and b IS NULL and (c='c-1' or c='cc-2'); a b c filler b-1 NULL c-1 NULL-15 @@ -308,7 +311,7 @@ from t1 A, t1 B, t1 C; explain select count(length(a) + length(filler)) from t2 where a>='a-1000-a' and a <'a-1001-a'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range a a 9 NULL 99 Using index condition; Using MRR +1 SIMPLE t2 range a a 9 NULL 99 Using index condition; Rowid-ordered scan select count(length(a) + length(filler)) from t2 where a>='a-1000-a' and a <'a-1001-a'; count(length(a) + length(filler)) 100 @@ -318,7 +321,7 @@ filler char(10), key(d), primary key (a,b,c)) engine= innodb; insert into t2 select A.a, B.a, B.a, A.a, 'filler' from t1 A, t1 B; explain select * from t2 force index (d) where d < 10; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t2 range d d 5 NULL # Using index condition; Using MRR +1 SIMPLE t2 range d d 5 NULL # Using index condition; Rowid-ordered scan drop table t2; drop table t1; set @@mrr_buffer_size= @mrr_buffer_size_save; @@ -402,3 +405,509 @@ SELECT * FROM t1 WHERE parent_id IS NOT NULL ORDER BY id DESC LIMIT 1; id parent_id name 60 40 F drop table t1; +# +# BUG#628785: multi_range_read.cc:430: int DsMrr_impl::dsmrr_init(): Assertion `do_sort_keys || do_rowid_fetch' failed +# +set @save_join_cache_level= @@join_cache_level; +set @save_optimizer_switch= @@optimizer_switch; +SET SESSION join_cache_level=9; +Warnings: +Warning 1292 Truncated incorrect join_cache_level value: '9' +SET SESSION optimizer_switch='mrr_sort_keys=off'; +CREATE TABLE `t1` ( +`pk` int(11) NOT NULL AUTO_INCREMENT, +`col_int_nokey` int(11) DEFAULT NULL, +`col_int_key` int(11) DEFAULT NULL, +`col_varchar_key` varchar(1) DEFAULT NULL, +`col_varchar_nokey` varchar(1) DEFAULT NULL, +PRIMARY KEY (`pk`), +KEY `col_varchar_key` (`col_varchar_key`,`col_int_key`) +) ENGINE=InnoDB AUTO_INCREMENT=101 DEFAULT CHARSET=latin1; +INSERT INTO `t1` VALUES (1,6,NULL,'r','r'); +INSERT INTO `t1` VALUES (2,8,0,'c','c'); +INSERT INTO `t1` VALUES (97,7,0,'z','z'); +INSERT INTO `t1` VALUES (98,1,1,'j','j'); +INSERT INTO `t1` VALUES (99,7,8,'c','c'); +INSERT INTO `t1` VALUES (100,2,5,'f','f'); +SELECT table1 .`col_varchar_key` +FROM t1 table1 STRAIGHT_JOIN ( t1 table3 JOIN t1 table4 ON table4 .`pk` = table3 .`col_int_nokey` ) ON table4 .`col_varchar_nokey` ; +col_varchar_key +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'r' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +Warning 1292 Truncated incorrect DOUBLE value: 'c' +DROP TABLE t1; +set join_cache_level=@save_join_cache_level; +set optimizer_switch=@save_optimizer_switch; +# +# BUG#623300: Query with join_cache_level = 6 returns extra rows in maria-5.3-dsmrr-cpk +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_nokey int(11) DEFAULT NULL, +PRIMARY KEY (pk) +) ENGINE=InnoDB; +INSERT INTO t1 VALUES (10,7); +INSERT INTO t1 VALUES (11,1); +INSERT INTO t1 VALUES (12,5); +INSERT INTO t1 VALUES (13,3); +INSERT INTO t1 VALUES (14,6); +INSERT INTO t1 VALUES (15,92); +INSERT INTO t1 VALUES (16,7); +INSERT INTO t1 VALUES (17,NULL); +INSERT INTO t1 VALUES (18,3); +INSERT INTO t1 VALUES (19,5); +INSERT INTO t1 VALUES (20,1); +INSERT INTO t1 VALUES (21,2); +INSERT INTO t1 VALUES (22,NULL); +INSERT INTO t1 VALUES (23,1); +INSERT INTO t1 VALUES (24,0); +INSERT INTO t1 VALUES (25,210); +INSERT INTO t1 VALUES (26,8); +INSERT INTO t1 VALUES (27,7); +INSERT INTO t1 VALUES (28,5); +INSERT INTO t1 VALUES (29,NULL); +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_nokey int(11) DEFAULT NULL, +PRIMARY KEY (pk) +) ENGINE=InnoDB; +INSERT INTO t2 VALUES (1,NULL); +INSERT INTO t2 VALUES (2,7); +INSERT INTO t2 VALUES (3,9); +INSERT INTO t2 VALUES (4,7); +INSERT INTO t2 VALUES (5,4); +INSERT INTO t2 VALUES (6,2); +INSERT INTO t2 VALUES (7,6); +INSERT INTO t2 VALUES (8,8); +INSERT INTO t2 VALUES (9,NULL); +INSERT INTO t2 VALUES (10,5); +INSERT INTO t2 VALUES (11,NULL); +INSERT INTO t2 VALUES (12,6); +INSERT INTO t2 VALUES (13,188); +INSERT INTO t2 VALUES (14,2); +INSERT INTO t2 VALUES (15,1); +INSERT INTO t2 VALUES (16,1); +INSERT INTO t2 VALUES (17,0); +INSERT INTO t2 VALUES (18,9); +INSERT INTO t2 VALUES (19,NULL); +INSERT INTO t2 VALUES (20,4); +set @my_save_join_cache_level= @@join_cache_level; +SET join_cache_level = 0; +SELECT table2.col_int_nokey +FROM t1 table1 JOIN t2 table2 ON table2.pk = table1.col_int_nokey +WHERE table1.pk ; +col_int_nokey +2 +4 +4 +4 +6 +6 +6 +7 +8 +9 +9 +NULL +NULL +NULL +SET join_cache_level = 6; +SELECT table2.col_int_nokey +FROM t1 table1 JOIN t2 table2 ON table2.pk = table1.col_int_nokey +WHERE table1.pk ; +col_int_nokey +2 +4 +4 +4 +6 +6 +6 +7 +8 +9 +9 +NULL +NULL +NULL +set join_cache_level= @my_save_join_cache_level; +drop table t1, t2; +# +# BUG#623315: Query returns less rows when run with join_cache_level=6 on maria-5.3-dsmrr-cpk +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_nokey int(11) DEFAULT NULL, +col_int_key int(11) DEFAULT NULL, +col_varchar_key varchar(1) DEFAULT NULL, +PRIMARY KEY (pk), +KEY col_int_key (col_int_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=InnoDB; +INSERT INTO t1 VALUES (10,7,8,'v'); +INSERT INTO t1 VALUES (11,1,9,'r'); +INSERT INTO t1 VALUES (12,5,9,'a'); +INSERT INTO t1 VALUES (13,3,186,'m'); +INSERT INTO t1 VALUES (14,6,NULL,'y'); +INSERT INTO t1 VALUES (15,92,2,'j'); +INSERT INTO t1 VALUES (16,7,3,'d'); +INSERT INTO t1 VALUES (17,NULL,0,'z'); +INSERT INTO t1 VALUES (18,3,133,'e'); +INSERT INTO t1 VALUES (19,5,1,'h'); +INSERT INTO t1 VALUES (20,1,8,'b'); +INSERT INTO t1 VALUES (21,2,5,'s'); +INSERT INTO t1 VALUES (22,NULL,5,'e'); +INSERT INTO t1 VALUES (23,1,8,'j'); +INSERT INTO t1 VALUES (24,0,6,'e'); +INSERT INTO t1 VALUES (25,210,51,'f'); +INSERT INTO t1 VALUES (26,8,4,'v'); +INSERT INTO t1 VALUES (27,7,7,'x'); +INSERT INTO t1 VALUES (28,5,6,'m'); +INSERT INTO t1 VALUES (29,NULL,4,'c'); +set @my_save_join_cache_level= @@join_cache_level; +SET join_cache_level=6; +select count(*) from +(SELECT table2.pk FROM +t1 LEFT JOIN t1 table2 JOIN t1 table3 ON table3.col_varchar_key = table2.col_varchar_key +ON table3.col_int_nokey) foo; +count(*) +480 +SET join_cache_level=0; +select count(*) from +(SELECT table2.pk FROM +t1 LEFT JOIN t1 table2 JOIN t1 table3 ON table3.col_varchar_key = table2.col_varchar_key +ON table3.col_int_nokey) foo; +count(*) +480 +set join_cache_level= @my_save_join_cache_level; +drop table t1; +# +# BUG#671340: Diverging results in with mrr_sort_keys=ON|OFF and join_cache_level=5 +# +CREATE TABLE t1 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_key int(11) NOT NULL, +col_varchar_key varchar(1) NOT NULL, +col_varchar_nokey varchar(1) NOT NULL, +PRIMARY KEY (pk), +KEY col_int_key (col_int_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=InnoDB; +INSERT INTO t1 VALUES +(10,8,'v','v'), +(11,8,'f','f'), +(12,5,'v','v'), +(13,8,'s','s'), +(14,8,'a','a'), +(15,6,'p','p'), +(16,7,'z','z'), +(17,2,'a','a'), +(18,5,'h','h'), +(19,7,'h','h'), +(20,2,'v','v'), +(21,9,'v','v'), +(22,142,'b','b'), +(23,3,'y','y'), +(24,0,'v','v'), +(25,3,'m','m'), +(26,5,'z','z'), +(27,9,'n','n'), +(28,1,'d','d'), +(29,107,'a','a'); +CREATE TABLE t2 ( +pk int(11) NOT NULL AUTO_INCREMENT, +col_int_key int(11) NOT NULL, +col_varchar_key varchar(1) NOT NULL, +col_varchar_nokey varchar(1) NOT NULL, +PRIMARY KEY (pk), +KEY col_int_key (col_int_key), +KEY col_varchar_key (col_varchar_key,col_int_key) +) ENGINE=InnoDB; +INSERT INTO t2 VALUES +(1,9,'x','x'), +(2,5,'g','g'), +(3,1,'o','o'), +(4,0,'g','g'), +(5,1,'v','v'), +(6,190,'m','m'), +(7,6,'x','x'), +(8,3,'c','c'), +(9,4,'z','z'), +(10,3,'i','i'), +(11,186,'x','x'), +(12,1,'g','g'), +(13,8,'q','q'), +(14,226,'m','m'), +(15,133,'p','p'), +(16,6,'e','e'), +(17,3,'t','t'), +(18,8,'j','j'), +(19,5,'h','h'), +(20,7,'w','w'); +SELECT count(*), sum(table1.col_int_key*table2.pk) +FROM +t2 AS table1, t1 AS table2, t2 AS table3 +WHERE +table3.col_varchar_nokey = table2.col_varchar_key AND table3.pk > table2.col_varchar_nokey ; +count(*) sum(table1.col_int_key*table2.pk) +240 185955 +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +set @my_save_join_cache_level= @@join_cache_level; +set @my_save_join_buffer_size= @@join_buffer_size; +set join_cache_level=6; +set join_buffer_size=1536; +SELECT count(*), sum(table1.col_int_key*table2.pk) +FROM +t2 AS table1, t1 AS table2, t2 AS table3 +WHERE +table3.col_varchar_nokey = table2.col_varchar_key AND table3.pk > table2.col_varchar_nokey ; +count(*) sum(table1.col_int_key*table2.pk) +240 185955 +Warnings: +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'm' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +Warning 1292 Truncated incorrect DOUBLE value: 'v' +drop table t1,t2; +set join_cache_level=@my_save_join_cache_level; +set join_buffer_size=@my_save_join_buffer_size; +# +# BUG#665669: Result differences on query re-execution +# +create table t1 (pk int primary key, b int, c int default 0, index idx(b)) engine=innodb; +insert into t1(pk,b) values (3, 30), (2, 20), (9, 90), (7, 70), (4, 40), (5, 50), (10, 100), (12, 120); +set @bug665669_tmp=@@optimizer_switch; +set optimizer_switch='mrr=off'; +explain select * from t1 where b > 1000; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range idx idx 5 NULL 1 Using index condition +# The following two must produce indentical results: +select * from t1 where pk < 2 or pk between 3 and 4; +pk b c +3 30 0 +4 40 0 +select * from t1 where pk < 2 or pk between 3 and 4; +pk b c +3 30 0 +4 40 0 +drop table t1; +set optimizer_switch = @bug665669_tmp; +# +# Bug#43360 - Server crash with a simple multi-table update +# +CREATE TABLE t1 ( +a CHAR(2) NOT NULL PRIMARY KEY, +b VARCHAR(20) NOT NULL, +KEY (b) +) ENGINE=InnoDB; +CREATE TABLE t2 ( +a CHAR(2) NOT NULL PRIMARY KEY, +b VARCHAR(20) NOT NULL, +KEY (b) +) ENGINE=InnoDB; +INSERT INTO t1 VALUES +('AB','MySQLAB'), +('JA','Sun Microsystems'), +('MS','Microsoft'), +('IB','IBM- Inc.'), +('GO','Google Inc.'); +INSERT INTO t2 VALUES +('AB','Sweden'), +('JA','USA'), +('MS','United States of America'), +('IB','North America'), +('GO','South America'); +Warnings: +Warning 1265 Data truncated for column 'b' at row 3 +UPDATE t1,t2 SET t1.b=UPPER(t1.b) WHERE t1.b LIKE 'United%'; +SELECT * FROM t1; +a b +GO Google Inc. +IB IBM- Inc. +MS Microsoft +AB MySQLAB +JA Sun Microsystems +SELECT * FROM t2; +a b +IB North America +GO South America +AB Sweden +MS United States of Ame +JA USA +DROP TABLE t1,t2; +# +# Testcase backport: Bug#43249 +# +CREATE TABLE t1(c1 TIME NOT NULL, c2 TIME NULL, c3 DATE, PRIMARY KEY(c1), UNIQUE INDEX(c2)) engine=innodb; +INSERT INTO t1 VALUES('8:29:45',NULL,'2009-02-01'); +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c2 LIMIT 2; +c1 c2 c3 +08:29:45 NULL 2009-02-01 +SELECT * FROM t1 WHERE c2 <=> NULL ORDER BY c2 LIMIT 2; +c1 c2 c3 +08:29:45 NULL 2009-02-01 +drop table `t1`; +# +# BUG#707925: Wrong result with join_cache_level=6 optimizer_use_mrr = +# force (incremental, BKA join) +# +set @_save_join_cache_level= @@join_cache_level; +set join_cache_level = 6; +CREATE TABLE t1 ( +f1 int(11), f2 int(11), f3 varchar(1), f4 varchar(1), +PRIMARY KEY (f1), +KEY (f3), +KEY (f2) +) ENGINE=InnoDB; +INSERT INTO t1 VALUES ('11','8','f','f'),('12','5','v','v'),('13','8','s','s'), +('14','8','a','a'),('15','6','p','p'),('16','7','z','z'),('17','2','a','a'), +('18','5','h','h'),('19','7','h','h'),('20','2','v','v'),('21','9','v','v'), +('22','142','b','b'),('23','3','y','y'),('24','0','v','v'),('25','3','m','m'), +('26','5','z','z'),('27','9','n','n'),('28','1','d','d'),('29','107','a','a'); +select count(*) from ( +SELECT alias1.f2 +FROM +t1 AS alias1 JOIN ( +t1 AS alias2 FORCE KEY (f3) JOIN +t1 AS alias3 FORCE KEY (f2) ON alias3.f2 = alias2.f2 AND alias3.f4 = alias2.f3 +) ON alias3.f1 <= alias2.f1 +) X; +count(*) +361 +set join_cache_level=@_save_join_cache_level; +set optimizer_switch= @innodb_mrr_tmp; +drop table t1; |