diff options
author | Michael Widenius <monty@mariadb.org> | 2018-03-09 14:05:35 +0200 |
---|---|---|
committer | Monty <monty@mariadb.org> | 2018-03-29 13:59:44 +0300 |
commit | a7abddeffa6a760ce948c2dfb007cdf3f1a369d5 (patch) | |
tree | 70eb743fa965a17380bbc0ac88ae79ca1075b896 /mysql-test/main/subselect_innodb.test | |
parent | ab1941266c59a19703a74b5593cf3f508a5752d7 (diff) | |
download | mariadb-git-a7abddeffa6a760ce948c2dfb007cdf3f1a369d5.tar.gz |
Create 'main' test directory and move 't' and 'r' there
Diffstat (limited to 'mysql-test/main/subselect_innodb.test')
-rw-r--r-- | mysql-test/main/subselect_innodb.test | 613 |
1 files changed, 613 insertions, 0 deletions
diff --git a/mysql-test/main/subselect_innodb.test b/mysql-test/main/subselect_innodb.test new file mode 100644 index 00000000000..544bcd994ed --- /dev/null +++ b/mysql-test/main/subselect_innodb.test @@ -0,0 +1,613 @@ +-- source include/have_innodb.inc + +# Note: the tests uses only non-semijoin subqueries so semi-join switch +# settings are not relevant. +set @subselect_innodb_tmp=@@optimizer_switch; +set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on'; +--disable_warnings +drop table if exists t1,t2,t3; +--enable_warnings + +# +# key field overflow test +# +CREATE TABLE t1 +( +FOLDERID VARCHAR(32)BINARY NOT NULL +, FOLDERNAME VARCHAR(255)BINARY NOT NULL +, CREATOR VARCHAR(255)BINARY +, CREATED TIMESTAMP NOT NULL +, DESCRIPTION VARCHAR(255)BINARY +, FOLDERTYPE INTEGER NOT NULL +, MODIFIED TIMESTAMP +, MODIFIER VARCHAR(255)BINARY +, FOLDERSIZE INTEGER NOT NULL +, PARENTID VARCHAR(32)BINARY +, REPID VARCHAR(32)BINARY +, ORIGINATOR INTEGER + +, PRIMARY KEY ( FOLDERID ) +) ENGINE=InnoDB; +CREATE INDEX FFOLDERID_IDX ON t1 (FOLDERID); +CREATE INDEX CMFLDRPARNT_IDX ON t1 (PARENTID); +INSERT INTO t1 VALUES("0c9aab05b15048c59bc35c8461507deb", "System", "System", "2003-06-05 16:30:00", "The system content repository folder.", "3", "2003-06-05 16:30:00", "System", "0", NULL, "9c9aab05b15048c59bc35c8461507deb", "1"); +INSERT INTO t1 VALUES("2f6161e879db43c1a5b82c21ddc49089", "Default", "System", "2003-06-09 10:52:02", "The default content repository folder.", "3", "2003-06-05 16:30:00", "System", "0", NULL, "03eea05112b845949f3fd03278b5fe43", "1"); +INSERT INTO t1 VALUES("c373e9f5ad0791724315444553544200", "AddDocumentTest", "admin", "2003-06-09 10:51:25", "Movie Reviews", "0", "2003-06-09 10:51:25", "admin", "0", "2f6161e879db43c1a5b82c21ddc49089", "03eea05112b845949f3fd03278b5fe43", NULL); +SELECT 'c373e9f5ad0791a0dab5444553544200' IN(SELECT t1.FOLDERID FROM t1 WHERE t1.PARENTID='2f6161e879db43c1a5b82c21ddc49089' AND t1.FOLDERNAME = 'Level1'); +drop table t1; + +# +# UNION unlocking test +# +create table t1 (a int) engine=innodb; +create table t2 (a int) engine=innodb; +create table t3 (a int) engine=innodb; +insert into t1 values (1),(2),(3),(4); +insert into t2 values (10),(20),(30),(40); +insert into t3 values (1),(2),(10),(50); +select a from t3 where t3.a in (select a from t1 where a <= 3 union select * from t2 where a <= 30); +drop table t1,t2,t3; + + +CREATE TABLE t1 ( + processor_id INTEGER NOT NULL, + PRIMARY KEY (processor_id) +) ENGINE=InnoDB; +CREATE TABLE t3 ( + yod_id BIGINT UNSIGNED AUTO_INCREMENT NOT NULL, + login_processor INTEGER UNSIGNED , + PRIMARY KEY (yod_id) +) ENGINE=InnoDB; +CREATE TABLE t2 ( + processor_id INTEGER NOT NULL, + yod_id BIGINT UNSIGNED NOT NULL, + PRIMARY KEY (processor_id, yod_id), + INDEX (processor_id), + INDEX (yod_id), + FOREIGN KEY (processor_id) REFERENCES t1(processor_id), + FOREIGN KEY (yod_id) REFERENCES t3(yod_id) +) ENGINE=InnoDB; +INSERT INTO t1 VALUES (1),(2),(3); +INSERT INTO t3 VALUES (1,1),(2,2),(3,3); +INSERT INTO t2 VALUES (1,1),(2,2),(3,3); +SELECT distinct p1.processor_id, (SELECT y.yod_id FROM t1 p2, t2 y WHERE p2.processor_id = p1.processor_id and p2.processor_id = y.processor_id) FROM t1 p1; +drop table t2,t1,t3; + +# +# innodb locking +# +CREATE TABLE t1 ( + id int(11) NOT NULL default '0', + b int(11) default NULL, + c char(3) default NULL, + PRIMARY KEY (id), + KEY t2i1 (b) +) ENGINE=innodb DEFAULT CHARSET=latin1; +INSERT INTO t1 VALUES (0,0,'GPL'),(1,0,'GPL'),(2,1,'GPL'),(3,2,'GPL'); +CREATE TABLE t2 ( + id int(11) NOT NULL default '0', + b int(11) default NULL, + c char(3) default NULL, + PRIMARY KEY (id), + KEY t2i (b) +) ENGINE=innodb DEFAULT CHARSET=latin1; +INSERT INTO t2 VALUES (0,0,'GPL'),(1,0,'GPL'),(2,1,'GPL'),(3,2,'GPL'); +select (select max(id) from t2 where b=1 group by b) as x,b from t1 where b=1; +drop table t1,t2; + +# +# reiniting innodb tables +# +create table t1 (id int not null, value char(255), primary key(id)) engine=innodb; +create table t2 (id int not null, value char(255)) engine=innodb; +insert into t1 values (1,'a'),(2,'b'); +insert into t2 values (1,'z'),(2,'x'); +select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2; +select t2.id,t2.value,(select t1.value from t1 where t1.id=t2.id) from t2; +drop table t1,t2; + +# +# unlocking tables with subqueries in HAVING +# +create table t1 (a int, b int) engine=innodb; +insert into t1 values (1,2), (1,3), (2,3), (2,4), (2,5), (3,4), (4,5), (4,100); +create table t2 (a int) engine=innodb; +insert into t2 values (1),(2),(3),(4); +select a, sum(b) as b from t1 group by a having b > (select max(a) from t2); +drop table t1, t2; + +# +# bug #5220 test suite +# +CREATE TABLE `t1` ( `unit` varchar(50) NOT NULL default '', `ingredient` varchar(50) NOT NULL default '') ENGINE=InnoDB DEFAULT CHARSET=latin1; + +CREATE TABLE `t2` ( `ingredient` varchar(50) NOT NULL default '', `unit` varchar(50) NOT NULL default '', PRIMARY KEY (ingredient, unit)) ENGINE=InnoDB DEFAULT CHARSET=latin1; + +INSERT INTO `t1` VALUES ('xx','yy'); +INSERT INTO `t2` VALUES ('yy','xx'); + +SELECT R.unit, R.ingredient FROM t1 R WHERE R.ingredient IN (SELECT N.ingredient FROM t2 N WHERE N.unit = R.unit); + +drop table t1, t2; + +# +# possible early unlock +# +CREATE TABLE t1 ( + id INT NOT NULL auto_increment, + date1 DATE, coworkerid INT, + description VARCHAR(255), + sum_used DOUBLE, + sum_remaining DOUBLE, + comments VARCHAR(255), + PRIMARY KEY(id) +) engine=innodb; +insert into t1 values (NULL, '1999-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1999-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1999-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1998-01-01', 1,'test', 22, 33, 'comment'), (NULL, '1998-01-01', 1,'test', 22, 33, 'comment'), (NULL, '2004-01-01', 1,'test', 22, 33, 'comment'), (NULL, '2004-01-01', 1,'test', 22, 33, 'comment'); +SELECT DISTINCT + (SELECT sum(sum_used) FROM t1 WHERE sum_used > 0 AND year(date1) <= '2004') as somallontvangsten, + (SELECT sum(sum_used) FROM t1 WHERE sum_used < 0 AND year(date1) <= '2004') as somalluitgaven + FROM t1; +select * from t1; +drop table t1; + +# +# cleaning up of results of subselects (BUG#8125) +# +CREATE TABLE `t1` ( `a` char(3) NOT NULL default '', `b` char(3) NOT NULL default '', `c` char(3) NOT NULL default '', PRIMARY KEY (`a`,`b`,`c`)) ENGINE=InnoDB; +CREATE TABLE t2 LIKE t1; +INSERT INTO t1 VALUES (1,1,1); +INSERT INTO t2 VALUES (1,1,1); +PREPARE my_stmt FROM "SELECT t1.b, count(*) FROM t1 group by t1.b having +count(*) > ALL (SELECT COUNT(*) FROM t2 WHERE t2.a=1 GROUP By t2.b)"; +EXECUTE my_stmt; +EXECUTE my_stmt; +deallocate prepare my_stmt; +drop table t1,t2; + +# End of 4.1 tests + +CREATE TABLE t1 ( + school_name varchar(45) NOT NULL, + country varchar(45) NOT NULL, + funds_requested float NOT NULL, + schooltype varchar(45) NOT NULL +) ENGINE=InnoDB DEFAULT CHARSET=utf8; + +insert into t1 values ("the school", "USA", 1200, "Human"); + +select count(country) as countrycount, sum(funds_requested) as smcnt, + country, (select sum(funds_requested) from t1) as total_funds +from t1 +group by country; + +select count(country) as countrycount, sum(funds_requested) as smcnt, + country, (select sum(funds_requested) from t1) as total_funds +from t1 +group by country; + +drop table t1; + +# +# BUG#14342: wrong placement of subquery internals in complex queries +# +CREATE TABLE `t1` ( + `t3_id` int NOT NULL, + `t1_id` int NOT NULL, + PRIMARY KEY (`t1_id`) +); +CREATE TABLE `t2` ( + `t2_id` int NOT NULL, + `t1_id` int NOT NULL, + `b` int NOT NULL, + PRIMARY KEY (`t2_id`), + UNIQUE KEY `idx_t2_t1_b` (`t1_id`,`b`) +) ENGINE=InnoDB; +CREATE TABLE `t3` ( + `t3_id` int NOT NULL +); +INSERT INTO `t3` VALUES (3); +select + (SELECT rs.t2_id + FROM t2 rs + WHERE rs.t1_id= + (SELECT lt.t1_id + FROM t1 lt + WHERE lt.t3_id=a.t3_id) + ORDER BY b DESC LIMIT 1) +from t3 AS a; +# repeat above query in SP +--disable_warnings +DROP PROCEDURE IF EXISTS p1; +--enable_warnings +delimiter //; +create procedure p1() +begin + declare done int default 3; + repeat + select + (SELECT rs.t2_id + FROM t2 rs + WHERE rs.t1_id= + (SELECT lt.t1_id + FROM t1 lt + WHERE lt.t3_id=a.t3_id) + ORDER BY b DESC LIMIT 1) as x + from t3 AS a; + set done= done-1; + until done <= 0 end repeat; +end// +delimiter ;// +call p1(); +call p1(); +call p1(); +drop procedure p1; +drop tables t1,t2,t3; + +--echo # +--echo # Bug #58756 +--echo # Crash in heap_rrnd on query with HAVING ... IN (subquery) + LIMIT +--echo # + +CREATE TABLE t1 ( + col_time_key time DEFAULT NULL, + col_datetime_key datetime DEFAULT NULL, + col_varchar_nokey varchar(1) DEFAULT NULL, + KEY col_time_key (col_time_key), + KEY col_datetime_key (col_datetime_key) +) ENGINE=InnoDB DEFAULT CHARSET=latin1; + +INSERT INTO t1 VALUES ('17:53:30','2005-11-10 12:40:29','h'); +INSERT INTO t1 VALUES ('11:35:49','2009-04-25 00:00:00','b'); +INSERT INTO t1 VALUES (NULL,'2002-11-27 00:00:00','s'); +INSERT INTO t1 VALUES ('06:01:40','2004-01-26 20:32:32','e'); +INSERT INTO t1 VALUES ('05:45:11','2007-10-26 11:41:40','j'); +INSERT INTO t1 VALUES ('00:00:00','2005-10-07 00:00:00','e'); +INSERT INTO t1 VALUES ('00:00:00','2000-07-15 05:00:34','f'); +INSERT INTO t1 VALUES ('06:11:01','2000-04-03 16:33:32','v'); +INSERT INTO t1 VALUES ('13:02:46',NULL,'x'); +INSERT INTO t1 VALUES ('21:44:25','2001-04-25 01:26:12','m'); +INSERT INTO t1 VALUES ('22:43:58','2000-12-27 00:00:00','c'); + +CREATE TABLE t2 ( + col_time_key time DEFAULT NULL, + col_datetime_key datetime DEFAULT NULL, + col_varchar_nokey varchar(1) DEFAULT NULL, + KEY col_time_key (col_time_key), + KEY col_datetime_key (col_datetime_key) +) ENGINE=InnoDB DEFAULT CHARSET=latin1; + +INSERT INTO t2 VALUES ('11:28:45','2004-10-11 18:13:16','w'); + +SELECT col_time_key, col_datetime_key +FROM +( SELECT * FROM t1 ) AS table1 +HAVING ( 'r' , 'e' ) IN + ( SELECT col_varchar_nokey , col_varchar_nokey FROM t2 ) +ORDER BY col_datetime_key +LIMIT 10; + +DROP TABLE t1; +DROP TABLE t2; + +--echo # End of Bug #58756 + +--echo # +--echo # Bug#60085 crash in Item::save_in_field() with time data type +--echo # + +CREATE TABLE t1(a date, b int, unique(b), unique(a), key(b)) engine=innodb; +INSERT INTO t1 VALUES ('2011-05-13', 0); +SELECT * FROM t1 WHERE b < (SELECT CAST(a as date) FROM t1 GROUP BY a); +DROP TABLE t1; + +--echo # +--echo # Bug #11766300 59387: FAILING ASSERTION: CURSOR->POS_STATE == 1997660512 (BTR_PCUR_IS_POSITIONE +--echo # + +CREATE TABLE t1 (a INT) ENGINE=INNODB; +INSERT INTO t1 VALUES (0); +CREATE TABLE t2 (d BINARY(2), PRIMARY KEY (d(1)), UNIQUE KEY (d)) ENGINE=INNODB; + +SELECT 1 FROM t1 WHERE NOT EXISTS +(SELECT 1 FROM t2 WHERE d = (SELECT d FROM t2 WHERE a >= 1) ORDER BY d); + +EXPLAIN SELECT 1 FROM t1 WHERE NOT EXISTS +(SELECT 1 FROM t2 WHERE d = (SELECT d FROM t2 WHERE a >= 1) ORDER BY d); + +DROP TABLE t2; + +CREATE TABLE t2 (b INT, c INT, UNIQUE KEY (b), UNIQUE KEY (b, c )) ENGINE=INNODB; +INSERT INTO t2 VALUES (1, 1); + +SELECT 1 FROM t1 +WHERE a != (SELECT 1 FROM t2 WHERE a <=> b OR a > '' AND 6 = 7 ORDER BY b, c); + +DROP TABLE t1, t2; + +--echo # +--echo # Bug #13639204 64111: CRASH ON SELECT SUBQUERY WITH NON UNIQUE +--echo # INDEX +--echo # +CREATE TABLE t1 ( +id int +) ENGINE=InnoDB; +INSERT INTO t1 (id) VALUES (11); + +CREATE TABLE t2 ( +t1_id int, +position int, +KEY t1_id (t1_id), +KEY t1_id_position (t1_id,position) +) ENGINE=InnoDB; + +let $query=SELECT +(SELECT position FROM t2 +WHERE t2.t1_id = t1.id +ORDER BY t2.t1_id , t2.position +LIMIT 10,1 +) AS maxkey +FROM t1 +LIMIT 1; + +eval EXPLAIN $query; +eval $query; + +DROP TABLE t1,t2; + +--echo End of 5.1 tests + +--echo # +--echo # lp:827416 Crash in select_describe() on EXPLAIN with DISTINCT in nested subqueries +--echo # + +CREATE TABLE t3 ( b int) ENGINE=InnoDB; +CREATE TABLE t2 ( c int) ENGINE=InnoDB; +CREATE TABLE t1 ( a int NOT NULL , PRIMARY KEY (a)) ENGINE=InnoDB; + +EXPLAIN SELECT * +FROM t1 +WHERE t1.a = ( + SELECT SUM( c ) + FROM t2 + WHERE (SELECT DISTINCT b FROM t3) > 0); +SELECT * +FROM t1 +WHERE t1.a = ( + SELECT SUM( c ) + FROM t2 + WHERE (SELECT DISTINCT b FROM t3) > 0); + +DROP TABLE t1, t2, t3; + + +--echo # +--echo # lp:858148 Fourth crash in select_describe() with nested subqueries +--echo # + +CREATE TABLE t1 ( f1 int(11)) ENGINE=InnoDB; +CREATE TABLE t2 ( f1 int(11), f2 int(11), PRIMARY KEY (f1)) ; +CREATE TABLE t3 ( f3 int(11)) ENGINE=InnoDB; + +EXPLAIN +SELECT MAX( f1 ) FROM t2 +WHERE f2 >= ( + SELECT SUM( f1 ) + FROM t1 + WHERE EXISTS ( + SELECT f3 + FROM t3 + GROUP BY 1 + ) +); + +SELECT MAX( f1 ) FROM t2 +WHERE f2 >= ( + SELECT SUM( f1 ) + FROM t1 + WHERE EXISTS ( + SELECT f3 + FROM t3 + GROUP BY 1 + ) +); + +drop table t1, t2, t3; + +--echo # +--echo # LP BUG#1006231 crash in select_describe +--echo # + +create table t1(a1 int) ENGINE=InnoDB; +insert into t1 values (1); +explain +select 1 from t1 where 1 like (select 1 from t1 where 1 <=> (select 1 from t1 group by a1)); +select 1 from t1 where 1 like (select 1 from t1 where 1 <=> (select 1 from t1 group by a1)); +drop table t1; + + +--echo # +--echo # MDEV-3988 crash in create_tmp_table +--echo # + +drop table if exists `t1`,`t2`; +create table `t1`(`a` char(1) character set utf8)engine=innodb; +create table `t2`(`b` char(1) character set utf8)engine=memory; +select distinct (select 1 from `t2` where `a`) `d2` from `t1`; +select distinct (select 1 from `t2` where `a`) `d2`, a from `t1`; +select distinct a, (select 1 from `t2` where `a`) `d2` from `t1`; +select distinct (1 + (select 1 from `t2` where `a`)) `d2` from `t1`; + +drop table t1,t2; + +--echo # +--echo # MDEV-4042: Assertion `table->key_read == 0' fails in close_thread_table on EXPLAIN with GROUP BY and HAVING in EXISTS SQ, +--echo # MDEV-4536: ...sql/sql_base.cc:1598: bool close_thread_table(THD*, TABLE**): Assertion `table->key_read == 0' failed. +CREATE TABLE t1 (a INT) ENGINE=InnoDB; +CREATE TABLE t2 (b INT PRIMARY KEY, c INT) ENGINE=InnoDB; +CREATE TABLE t3 (d INT) ENGINE=InnoDB; + +EXPLAIN +SELECT * FROM t1 WHERE EXISTS ( SELECT b FROM t2, t3 GROUP BY b HAVING b != 3 ); +SELECT * FROM t1 WHERE EXISTS ( SELECT b FROM t2, t3 GROUP BY b HAVING b != 3 ); + +DROP TABLE t1,t2,t3; + +CREATE TABLE t1 ( + pk int auto_increment primary key, + col_int_key int(11), + key col_int_key (col_int_key),col_varchar_key varchar(128), + key (col_varchar_key) +) engine=innodb; + +EXPLAIN +SELECT 1 FROM t1 AS alias1 +WHERE EXISTS ( SELECT SQ2_alias1 . col_int_key AS SQ2_field1 + FROM ( t1 AS SQ2_alias1 RIGHT OUTER JOIN + t1 AS SQ2_alias2 ON (SQ2_alias2 . col_int_key = SQ2_alias1 . col_int_key ) + ) + GROUP BY SQ2_field1 + HAVING SQ2_alias1 . col_int_key >= 7 + ); + +SELECT 1 FROM t1 AS alias1 +WHERE EXISTS ( SELECT SQ2_alias1 . col_int_key AS SQ2_field1 + FROM ( t1 AS SQ2_alias1 RIGHT OUTER JOIN + t1 AS SQ2_alias2 ON (SQ2_alias2 . col_int_key = SQ2_alias1 . col_int_key ) + ) + GROUP BY SQ2_field1 + HAVING SQ2_alias1 . col_int_key >= 7 + ); +drop table t1; + + +set optimizer_switch=@subselect_innodb_tmp; + +--echo # +--echo # MDEV-9635:Server crashes in part_of_refkey or assertion +--echo # `!created && key_to_save < (int)s->keys' failed in +--echo # TABLE::use_index(int) or with join_cache_level>2 +--echo # + +SET join_cache_level=3; + +CREATE TABLE t1 (f1 VARCHAR(1024)) ENGINE=InnoDB; +CREATE ALGORITHM=TEMPTABLE VIEW v1 AS SELECT * FROM t1; + +CREATE TABLE t2 (f2 VARCHAR(4)) ENGINE=InnoDB; +INSERT INTO t2 VALUES ('foo'),('bar'); + +SELECT * FROM v1, t2 WHERE ( f1, f2 ) IN ( SELECT f1, f1 FROM t1 ); + +set join_cache_level = default; +drop view v1; +drop table t1,t2; + +--echo # +--echo # MDEV-10693: cost-based choice between materialization and in-to-exists +--echo # for a subquery from the expression used in ref access +--echo # + +--source include/have_innodb.inc + +CREATE TABLE t1 (i1 INT PRIMARY KEY) ENGINE=InnoDB; +INSERT INTO t1 VALUES (1),(2); + +CREATE TABLE t2 (i2 INT) ENGINE=InnoDB; + +CREATE TABLE t3 (i3 INT PRIMARY KEY) ENGINE=InnoDB; +INSERT INTO t3 VALUES (3); + +SELECT * FROM t1 + WHERE NULL IN ( SELECT i2 FROM t2 + WHERE i1 IN ( i2 IN ( SELECT i3 FROM t3 ) ) AND i2 = 2 ); + +DROP TABLE t1,t2,t3; + +--echo # +--echo # MDEV-6041: ORDER BY+subqueries: subquery_table.key=outer_table.col is not recongized as binding +--echo # +create table t1(a int) engine=innodb; +insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); + +create table t2( + id int primary key, + key1 int, + col1 int, + key(key1) +) engine=innodb; + +insert into t2 + select + A.a + B.a*10 + C.a*100 + D.a* 1000, + A.a + 10*B.a, + 123456 +from t1 A, t1 B, t1 C, t1 D; + +--echo # Table tsubq: +--echo # - must use 'ref' (not 'index'), and must not use 'Using filesort' +--echo # - shows a bad estimate for 'rows' (but I'm not sure if one can do better w/o histograms) +explain select + (SELECT + concat(id, '-', key1, '-', col1) + FROM t2 + WHERE t2.key1 = t1.a + ORDER BY t2.id ASC LIMIT 1) +from + t1; + +--echo # +--echo # MDEV-6081: ORDER BY+ref(const): selectivity is very incorrect (MySQL Bug#14338686) +--echo # + +alter table t2 add key2 int; +update t2 set key2=key1; +alter table t2 add key(key2); +analyze table t2; +flush tables; +--echo # Table tsubq must use 'ref' + Using filesort (not 'index' w/o filesort) +--replace_column 9 # +explain select + (SELECT + concat(id, '-', key1, '-', col1) + FROM t2 + WHERE t2.key1 = t1.a + ORDER BY t2.key2 ASC LIMIT 1) +from + t1; + +drop table t1,t2; + +--echo # +--echo # mdev-12931: semi-join in ON expression of STRAIGHT_JOIN +--echo # joining a base table and a mergeable derived table +--echo # + +CREATE TABLE t1 (f1 int) ENGINE=InnoDB; +INSERT INTO t1 VALUES (3),(2); + +CREATE TABLE t2 (f2 int) ENGINE=InnoDB; +INSERT INTO t2 VALUES (1),(4); + +CREATE TABLE t3 (f3 int) ENGINE=InnoDB; +INSERT INTO t3 VALUES (5),(6); + +CREATE TABLE t4 (f4 int) ENGINE=InnoDB; +INSERT INTO t4 VALUES (1),(8); + +SELECT * +FROM t1 + INNER JOIN + ( t2 STRAIGHT_JOIN ( SELECT * FROM t3 ) AS sq + ON ( 1 IN ( SELECT f4 FROM t4 ) ) ) + ON ( f1 >= f2 ); + +EXPLAIN EXTENDED +SELECT * +FROM t1 + INNER JOIN + ( t2 STRAIGHT_JOIN ( SELECT * FROM t3 ) AS sq + ON ( 1 IN ( SELECT f4 FROM t4 ) ) ) + ON ( f1 >= f2 ); + +DROP TABLE t1,t2,t3,t4; + |