diff options
author | WayneXia <waynestxia@gmail.com> | 2019-08-24 21:42:35 +0800 |
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committer | WayneXia <waynestxia@gmail.com> | 2019-08-24 21:44:41 +0800 |
commit | a896bebfa6d00b0bb7685956196a7977d9273652 (patch) | |
tree | 18c28b7b30a09ac6266e06bf4daf12695a36e93a /mysql-test/main/intersect_all.result | |
parent | afe969ba05faece41fdef1275e9b9c510081805b (diff) | |
download | mariadb-git-a896bebfa6d00b0bb7685956196a7977d9273652.tar.gz |
MDEV-18844 Implement EXCEPT ALL and INTERSECT ALL operations
Diffstat (limited to 'mysql-test/main/intersect_all.result')
-rw-r--r-- | mysql-test/main/intersect_all.result | 888 |
1 files changed, 888 insertions, 0 deletions
diff --git a/mysql-test/main/intersect_all.result b/mysql-test/main/intersect_all.result new file mode 100644 index 00000000000..66ee060cee5 --- /dev/null +++ b/mysql-test/main/intersect_all.result @@ -0,0 +1,888 @@ +create table t1 (a int, b int) engine=MyISAM; +create table t2 (c int, d int) engine=MyISAM; +insert into t1 values (1,1),(2,2),(3,3),(2,2); +insert into t2 values (2,2),(2,2),(5,5); +select * from t1 intersect all select * from t2; +a b +2 2 +2 2 +(select a,b from t1) intersect all (select c,d from t2); +a b +2 2 +2 2 +select * from ((select a,b from t1) intersect all (select c,d from t2)) t; +a b +2 2 +2 2 +select * from ((select a from t1) intersect all (select c from t2)) t; +a +2 +2 +drop tables t1,t2; +create table t1 (a int, b int) engine=MyISAM; +create table t2 (c int, d int) engine=MyISAM; +create table t3 (e int, f int) engine=MyISAM; +insert into t1 values (1,1),(2,2),(3,3),(2,2); +insert into t2 values (2,2),(3,3),(4,4),(2,2); +insert into t3 values (1,1),(2,2),(5,5),(2,2); +(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +a b +2 2 +2 2 +EXPLAIN (select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 +2 INTERSECT t2 ALL NULL NULL NULL NULL 4 +3 INTERSECT t3 ALL NULL NULL NULL NULL 4 +NULL INTERSECT RESULT <intersect1,2,3> ALL NULL NULL NULL NULL NULL +EXPLAIN extended (select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 4 100.00 +2 INTERSECT t2 ALL NULL NULL NULL NULL 4 100.00 +3 INTERSECT t3 ALL NULL NULL NULL NULL 4 100.00 +NULL INTERSECT RESULT <intersect1,2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 (/* select#1 */ select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`) intersect all (/* select#2 */ select `test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2`) intersect all (/* select#3 */ select `test`.`t3`.`e` AS `e`,`test`.`t3`.`f` AS `f` from `test`.`t3`) +EXPLAIN extended select * from ((select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3)) a; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 4 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 4 100.00 +3 INTERSECT t2 ALL NULL NULL NULL NULL 4 100.00 +4 INTERSECT t3 ALL NULL NULL NULL NULL 4 100.00 +NULL INTERSECT RESULT <intersect2,3,4> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 /* select#1 */ select `a`.`a` AS `a`,`a`.`b` AS `b` from (/* select#2 */ select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` intersect all (/* select#3 */ select `test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2`) intersect all (/* select#4 */ select `test`.`t3`.`e` AS `e`,`test`.`t3`.`f` AS `f` from `test`.`t3`)) `a` +EXPLAIN format=json (select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +EXPLAIN +{ + "query_block": { + "union_result": { + "table_name": "<intersect1,2,3>", + "access_type": "ALL", + "query_specifications": [ + { + "query_block": { + "select_id": 1, + "table": { + "table_name": "t1", + "access_type": "ALL", + "rows": 4, + "filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 2, + "operation": "INTERSECT", + "table": { + "table_name": "t2", + "access_type": "ALL", + "rows": 4, + "filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 3, + "operation": "INTERSECT", + "table": { + "table_name": "t3", + "access_type": "ALL", + "rows": 4, + "filtered": 100 + } + } + } + ] + } + } +} +ANALYZE format=json (select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +ANALYZE +{ + "query_block": { + "union_result": { + "table_name": "<intersect1,2,3>", + "access_type": "ALL", + "r_loops": 1, + "r_rows": 2, + "query_specifications": [ + { + "query_block": { + "select_id": 1, + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t1", + "access_type": "ALL", + "r_loops": 1, + "rows": 4, + "r_rows": 4, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 2, + "operation": "INTERSECT", + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t2", + "access_type": "ALL", + "r_loops": 1, + "rows": 4, + "r_rows": 4, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 3, + "operation": "INTERSECT", + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t3", + "access_type": "ALL", + "r_loops": 1, + "rows": 4, + "r_rows": 4, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + } + ] + } + } +} +ANALYZE format=json select * from ((select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3)) a; +ANALYZE +{ + "query_block": { + "select_id": 1, + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "<derived2>", + "access_type": "ALL", + "r_loops": 1, + "rows": 4, + "r_rows": 2, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100, + "materialized": { + "query_block": { + "union_result": { + "table_name": "<intersect2,3,4>", + "access_type": "ALL", + "r_loops": 1, + "r_rows": 2, + "query_specifications": [ + { + "query_block": { + "select_id": 2, + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t1", + "access_type": "ALL", + "r_loops": 1, + "rows": 4, + "r_rows": 4, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 3, + "operation": "INTERSECT", + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t2", + "access_type": "ALL", + "r_loops": 1, + "rows": 4, + "r_rows": 4, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 4, + "operation": "INTERSECT", + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t3", + "access_type": "ALL", + "r_loops": 1, + "rows": 4, + "r_rows": 4, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + } + ] + } + } + } + } + } +} +select * from ((select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3)) a; +a b +2 2 +2 2 +prepare stmt from "(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3);"; +execute stmt; +a b +2 2 +2 2 +execute stmt; +a b +2 2 +2 2 +prepare stmt from "select * from ((select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3)) a"; +execute stmt; +a b +2 2 +2 2 +execute stmt; +a b +2 2 +2 2 +insert into t1 values (2,2),(3,3); +insert into t2 values (2,2),(2,2),(2,2); +(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +a b +2 2 +2 2 +(select a,b from t1) intersect (select c,d from t2) intersect all (select e,f from t3); +a b +2 2 +insert into t3 values (2,2); +(select a,b from t1) intersect all (select c,d from t2) intersect (select e,f from t3); +a b +2 2 +(select a,b from t1) intersect all (select c,e from t2,t3); +a b +2 2 +2 2 +2 2 +EXPLAIN (select a,b from t1) intersect all (select c,e from t2,t3); +id select_type table type possible_keys key key_len ref rows Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 6 +2 INTERSECT t3 ALL NULL NULL NULL NULL 5 +2 INTERSECT t2 ALL NULL NULL NULL NULL 7 Using join buffer (flat, BNL join) +NULL INTERSECT RESULT <intersect1,2> ALL NULL NULL NULL NULL NULL +EXPLAIN extended (select a,b from t1) intersect all (select c,e from t2,t3); +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY t1 ALL NULL NULL NULL NULL 6 100.00 +2 INTERSECT t3 ALL NULL NULL NULL NULL 5 100.00 +2 INTERSECT t2 ALL NULL NULL NULL NULL 7 100.00 Using join buffer (flat, BNL join) +NULL INTERSECT RESULT <intersect1,2> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 (/* select#1 */ select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`) intersect all (/* select#2 */ select `test`.`t2`.`c` AS `c`,`test`.`t3`.`e` AS `e` from `test`.`t2` join `test`.`t3`) +EXPLAIN extended select * from ((select a,b from t1) intersect all (select c,e from t2,t3)) a; +id select_type table type possible_keys key key_len ref rows filtered Extra +1 PRIMARY <derived2> ALL NULL NULL NULL NULL 6 100.00 +2 DERIVED t1 ALL NULL NULL NULL NULL 6 100.00 +3 INTERSECT t3 ALL NULL NULL NULL NULL 5 100.00 +3 INTERSECT t2 ALL NULL NULL NULL NULL 7 100.00 Using join buffer (flat, BNL join) +NULL INTERSECT RESULT <intersect2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 /* select#1 */ select `a`.`a` AS `a`,`a`.`b` AS `b` from (/* select#2 */ select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` intersect all (/* select#3 */ select `test`.`t2`.`c` AS `c`,`test`.`t3`.`e` AS `e` from `test`.`t2` join `test`.`t3`)) `a` +EXPLAIN format=json (select a,b from t1) intersect all (select c,e from t2,t3); +EXPLAIN +{ + "query_block": { + "union_result": { + "table_name": "<intersect1,2>", + "access_type": "ALL", + "query_specifications": [ + { + "query_block": { + "select_id": 1, + "table": { + "table_name": "t1", + "access_type": "ALL", + "rows": 6, + "filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 2, + "operation": "INTERSECT", + "table": { + "table_name": "t3", + "access_type": "ALL", + "rows": 5, + "filtered": 100 + }, + "block-nl-join": { + "table": { + "table_name": "t2", + "access_type": "ALL", + "rows": 7, + "filtered": 100 + }, + "buffer_type": "flat", + "buffer_size": "65", + "join_type": "BNL" + } + } + } + ] + } + } +} +ANALYZE format=json (select a,b from t1) intersect all (select c,e from t2,t3); +ANALYZE +{ + "query_block": { + "union_result": { + "table_name": "<intersect1,2>", + "access_type": "ALL", + "r_loops": 1, + "r_rows": 3, + "query_specifications": [ + { + "query_block": { + "select_id": 1, + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t1", + "access_type": "ALL", + "r_loops": 1, + "rows": 6, + "r_rows": 6, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 2, + "operation": "INTERSECT", + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t3", + "access_type": "ALL", + "r_loops": 1, + "rows": 5, + "r_rows": 5, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + }, + "block-nl-join": { + "table": { + "table_name": "t2", + "access_type": "ALL", + "r_loops": 1, + "rows": 7, + "r_rows": 7, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + }, + "buffer_type": "flat", + "buffer_size": "65", + "join_type": "BNL", + "r_filtered": 100 + } + } + } + ] + } + } +} +ANALYZE format=json select * from ((select a,b from t1) intersect all (select c,e from t2,t3)) a; +ANALYZE +{ + "query_block": { + "select_id": 1, + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "<derived2>", + "access_type": "ALL", + "r_loops": 1, + "rows": 6, + "r_rows": 3, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100, + "materialized": { + "query_block": { + "union_result": { + "table_name": "<intersect2,3>", + "access_type": "ALL", + "r_loops": 1, + "r_rows": 3, + "query_specifications": [ + { + "query_block": { + "select_id": 2, + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t1", + "access_type": "ALL", + "r_loops": 1, + "rows": 6, + "r_rows": 6, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + } + } + }, + { + "query_block": { + "select_id": 3, + "operation": "INTERSECT", + "r_loops": 1, + "r_total_time_ms": "REPLACED", + "table": { + "table_name": "t3", + "access_type": "ALL", + "r_loops": 1, + "rows": 5, + "r_rows": 5, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + }, + "block-nl-join": { + "table": { + "table_name": "t2", + "access_type": "ALL", + "r_loops": 1, + "rows": 7, + "r_rows": 7, + "r_total_time_ms": "REPLACED", + "filtered": 100, + "r_filtered": 100 + }, + "buffer_type": "flat", + "buffer_size": "65", + "join_type": "BNL", + "r_filtered": 100 + } + } + } + ] + } + } + } + } + } +} +select * from ((select a,b from t1) intersect all (select c,e from t2,t3)) a; +a b +2 2 +2 2 +2 2 +prepare stmt from "(select a,b from t1) intersect all (select c,e from t2,t3);"; +execute stmt; +a b +2 2 +2 2 +2 2 +execute stmt; +a b +2 2 +2 2 +2 2 +prepare stmt from "select * from ((select a,b from t1) intersect all (select c,e from t2,t3)) a"; +execute stmt; +a b +2 2 +2 2 +2 2 +execute stmt; +a b +2 2 +2 2 +2 2 +drop tables t1,t2,t3; +select 1 as a from dual intersect all select 1 from dual; +a +1 +(select 1 from dual) intersect all (select 1 from dual); +1 +1 +(select 1 from dual into @v) intersect all (select 1 from dual); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'into @v) intersect all (select 1 from dual)' at line 1 +select 1 from dual ORDER BY 1 intersect all select 1 from dual; +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'intersect all select 1 from dual' at line 1 +select 1 as a from dual union all select 1 from dual; +a +1 +1 +create table t1 (a int, b blob, a1 int, b1 blob); +create table t2 (c int, d blob, c1 int, d1 blob); +insert into t1 values (1,"ddd", 1, "sdfrrwwww"),(2, "fgh", 2, "dffggtt"),(2, "fgh", 2, "dffggtt"); +insert into t2 values (2, "fgh", 2, "dffggtt"),(3, "ffggddd", 3, "dfgg"),(2, "fgh", 2, "dffggtt"); +(select a,b,b1 from t1) intersect all (select c,d,d1 from t2); +a b b1 +2 fgh dffggtt +2 fgh dffggtt +drop tables t1,t2; +create table t1 (a int, b blob) engine=MyISAM; +create table t2 (c int, d blob) engine=MyISAM; +create table t3 (e int, f blob) engine=MyISAM; +insert into t1 values (1,1),(2,2),(3,3),(2,2),(3,3); +insert into t2 values (2,2),(3,3),(4,4),(2,2),(2,2),(2,2); +insert into t3 values (1,1),(2,2),(5,5),(2,2),(5,5); +(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +a b +2 2 +2 2 +select * from ((select a,b from t1) intersect all (select c,d from t2) intersect (select e,f from t3)) a; +a b +2 2 +prepare stmt from "(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3);"; +execute stmt; +a b +2 2 +2 2 +execute stmt; +a b +2 2 +2 2 +prepare stmt from "select * from ((select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3)) a"; +execute stmt; +a b +2 2 +2 2 +execute stmt; +a b +2 2 +2 2 +create table t4 (select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3); +show create table t4; +Table Create Table +t4 CREATE TABLE `t4` ( + `a` int(11) DEFAULT NULL, + `b` blob DEFAULT NULL +) ENGINE=MyISAM DEFAULT CHARSET=latin1 +drop tables t4; +(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4); +a b +4 4 +2 2 +2 2 +(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4) except all (select 2,2); +a b +4 4 +2 2 +drop tables t1,t2,t3; +create table t1 (a int, b int); +create table t2 (c int, d int); +create table t3 (e int, f int); +insert into t1 values (1,1),(2,2),(3,3),(2,2),(3,3); +insert into t2 values (2,2),(3,3),(4,4),(2,2),(2,2),(2,2); +insert into t3 values (1,1),(2,2),(5,5),(2,2),(5,5); +(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4); +a b +4 4 +2 2 +2 2 +(select a,b from t1) intersect all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4) except all (select 2,2); +a b +4 4 +2 2 +drop tables t1,t2,t3; +# +# INTERSECT precedence +# +create table t1 (a int, b blob) engine=MyISAM; +create table t2 (c int, d blob) engine=MyISAM; +create table t3 (e int, f blob) engine=MyISAM; +insert into t1 values (5,5),(6,6); +insert into t2 values (2,2),(3,3); +insert into t3 values (1,1),(3,3); +(select a,b from t1) union all (select c,d from t2) intersect (select e,f from t3) union all (select 4,4); +a b +5 5 +6 6 +3 3 +4 4 +(select a,b from t1) union all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4); +a b +5 5 +6 6 +3 3 +4 4 +explain extended (select a,b from t1) union all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4); +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 +5 UNION <derived2> ALL NULL NULL NULL NULL 2 100.00 +2 DERIVED t2 ALL NULL NULL NULL NULL 2 100.00 +3 INTERSECT t3 ALL NULL NULL NULL NULL 2 100.00 +NULL INTERSECT RESULT <intersect2,3> ALL NULL NULL NULL NULL NULL NULL +4 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used +Warnings: +Note 1003 (/* select#1 */ select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`) union all /* select#5 */ select `__5`.`c` AS `c`,`__5`.`d` AS `d` from ((/* select#2 */ select `test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2`) intersect all (/* select#3 */ select `test`.`t3`.`e` AS `e`,`test`.`t3`.`f` AS `f` from `test`.`t3`)) `__5` union all (/* select#4 */ select 4 AS `4`,4 AS `4`) +insert into t2 values (3,3); +insert into t3 values (3,3); +(select e,f from t3) intersect all (select c,d from t2) union all (select a,b from t1) union all (select 4,4); +e f +3 3 +3 3 +5 5 +6 6 +4 4 +explain extended (select e,f from t3) intersect all (select c,d from t2) union all (select a,b from t1) union all (select 4,4); +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 INTERSECT t2 ALL NULL NULL NULL NULL 3 100.00 +3 UNION t1 ALL NULL NULL NULL NULL 2 100.00 +4 UNION NULL NULL NULL NULL NULL NULL NULL NULL No tables used +NULL UNIT RESULT <unit1,2,3,4> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 (/* select#1 */ select `test`.`t3`.`e` AS `e`,`test`.`t3`.`f` AS `f` from `test`.`t3`) intersect all (/* select#2 */ select `test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2`) union all (/* select#3 */ select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`) union all (/* select#4 */ select 4 AS `4`,4 AS `4`) +(/* select#1 */ select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`) union /* select#3 */ select `__3`.`c` AS `c`,`__3`.`d` AS `d` from ((/* select#2 */ select `test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2`) intersect all (/* select#4 */ select `test`.`t3`.`e` AS `e`,`test`.`t3`.`f` AS `f` from `test`.`t3`)) `__3` union (/* select#5 */ select 4 AS `4`,4 AS `4`); +a b +5 5 +6 6 +3 3 +4 4 +prepare stmt from "(select a,b from t1) union all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4)"; +execute stmt; +a b +5 5 +6 6 +3 3 +3 3 +4 4 +execute stmt; +a b +5 5 +6 6 +3 3 +3 3 +4 4 +create view v1 as (select a,b from t1) union all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4); +select b,a,b+1 from v1; +b a b+1 +5 5 6 +6 6 7 +3 3 4 +3 3 4 +4 4 5 +select b,a,b+1 from v1 where a > 3; +b a b+1 +5 5 6 +6 6 7 +4 4 5 +create procedure p1() +select * from v1; +call p1(); +a b +5 5 +6 6 +3 3 +3 3 +4 4 +call p1(); +a b +5 5 +6 6 +3 3 +3 3 +4 4 +drop procedure p1; +create procedure p1() +(select a,b from t1) union all (select c,d from t2) intersect all (select e,f from t3) union all (select 4,4); +call p1(); +a b +5 5 +6 6 +3 3 +3 3 +4 4 +call p1(); +a b +5 5 +6 6 +3 3 +3 3 +4 4 +drop procedure p1; +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 `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`) union all select `__6`.`c` AS `c`,`__6`.`d` AS `d` from (select `test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`t2` intersect all (select `test`.`t3`.`e` AS `e`,`test`.`t3`.`f` AS `f` from `test`.`t3`)) `__6` union all (select 4 AS `4`,4 AS `4`) latin1 latin1_swedish_ci +drop view v1; +drop tables t1,t2,t3; +CREATE TABLE t (i INT); +INSERT INTO t VALUES (1),(2); +SELECT * FROM t WHERE i != ANY ( SELECT 6 INTERSECT ALL SELECT 3 ); +i +select i from t where +exists ((select 6 as r from dual having t.i <> 6) +intersect all +(select 3 from dual having t.i <> 3)); +i +drop table t; +CREATE TABLE t1 (a varchar(32)) ENGINE=MyISAM; +INSERT INTO t1 VALUES +('Jakarta'),('Lisbon'),('Honolulu'),('Lusaka'),('Barcelona'),('Taipei'), +('Brussels'),('Orlando'),('Osaka'),('Quito'),('Lima'),('Tunis'), +('Unalaska'),('Rotterdam'),('Zagreb'),('Ufa'),('Ryazan'),('Xiamen'), +('London'),('Izmir'),('Samara'),('Bern'),('Zhengzhou'),('Vladivostok'), +('Yangon'),('Victoria'),('Warsaw'),('Luanda'),('Leon'),('Bangkok'), +('Wellington'),('Zibo'),('Qiqihar'),('Delhi'),('Hamburg'),('Ottawa'), +('Vaduz'); +CREATE TABLE t2 (b varchar(32)) ENGINE=MyISAM; +INSERT INTO t2 VALUES +('Gaza'),('Jeddah'),('Beirut'),('Incheon'),('Tbilisi'),('Izmir'), +('Quito'),('Riga'),('Freetown'),('Zagreb'),('Caracas'),('Orlando'), +('Kingston'),('Turin'),('Xinyang'),('Osaka'),('Albany'),('Geneva'), +('Omsk'),('Kazan'),('Quezon'),('Indore'),('Odessa'),('Xiamen'), +('Winnipeg'),('Yakutsk'),('Nairobi'),('Ufa'),('Helsinki'),('Vilnius'), +('Aden'),('Liverpool'),('Honolulu'),('Frankfurt'),('Glasgow'), +('Vienna'),('Jackson'),('Jakarta'),('Sydney'),('Oslo'),('Novgorod'), +('Norilsk'),('Izhevsk'),('Istanbul'),('Nice'); +CREATE TABLE t3 (c varchar(32)) ENGINE=MyISAM; +INSERT INTO t3 VALUES +('Nicosia'),('Istanbul'),('Richmond'),('Stockholm'),('Dublin'), +('Wichita'),('Warsaw'),('Glasgow'),('Winnipeg'),('Irkutsk'),('Quito'), +('Xiamen'),('Berlin'),('Rome'),('Denver'),('Dallas'),('Kabul'), +('Prague'),('Izhevsk'),('Tirana'),('Sofia'),('Detroit'),('Sorbonne'); +select count(*) from ( +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +INTERSECT +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +) a; +count(*) +14848 +select count(*) from ( +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +INTERSECT ALL +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +) a; +count(*) +14848 +insert into t1 values ('Xiamen'); +insert into t2 values ('Xiamen'),('Xiamen'); +insert into t3 values ('Xiamen'); +select count(*) from ( +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +INTERSECT ALL +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +) a; +count(*) +16430 +drop table t1,t2,t3; +CREATE TABLE t1 (a varchar(32) not null) ENGINE=MyISAM; +INSERT INTO t1 VALUES +('Jakarta'),('Lisbon'),('Honolulu'),('Lusaka'),('Barcelona'),('Taipei'), +('Brussels'),('Orlando'),('Osaka'),('Quito'),('Lima'),('Tunis'), +('Unalaska'),('Rotterdam'),('Zagreb'),('Ufa'),('Ryazan'),('Xiamen'), +('London'),('Izmir'),('Samara'),('Bern'),('Zhengzhou'),('Vladivostok'), +('Yangon'),('Victoria'),('Warsaw'),('Luanda'),('Leon'),('Bangkok'), +('Wellington'),('Zibo'),('Qiqihar'),('Delhi'),('Hamburg'),('Ottawa'), +('Vaduz'),('Detroit'),('Detroit'); +CREATE TABLE t2 (b varchar(32) not null) ENGINE=MyISAM; +INSERT INTO t2 VALUES +('Gaza'),('Jeddah'),('Beirut'),('Incheon'),('Tbilisi'),('Izmir'), +('Quito'),('Riga'),('Freetown'),('Zagreb'),('Caracas'),('Orlando'), +('Kingston'),('Turin'),('Xinyang'),('Osaka'),('Albany'),('Geneva'), +('Omsk'),('Kazan'),('Quezon'),('Indore'),('Odessa'),('Xiamen'), +('Winnipeg'),('Yakutsk'),('Nairobi'),('Ufa'),('Helsinki'),('Vilnius'), +('Aden'),('Liverpool'),('Honolulu'),('Frankfurt'),('Glasgow'), +('Vienna'),('Jackson'),('Jakarta'),('Sydney'),('Oslo'),('Novgorod'), +('Norilsk'),('Izhevsk'),('Istanbul'),('Nice'),('Detroit'),('Detroit'); +CREATE TABLE t3 (c varchar(32) not null) ENGINE=MyISAM; +INSERT INTO t3 VALUES +('Nicosia'),('Istanbul'),('Richmond'),('Stockholm'),('Dublin'), +('Wichita'),('Warsaw'),('Glasgow'),('Winnipeg'),('Irkutsk'),('Quito'), +('Xiamen'),('Berlin'),('Rome'),('Denver'),('Dallas'),('Kabul'), +('Prague'),('Izhevsk'),('Tirana'),('Sofia'),('Detroit'),('Sorbonne'), +('Detroit'); +select count(*) from ( +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +INTERSECT +SELECT * FROM t1 LEFT OUTER JOIN t2 LEFT OUTER JOIN t3 ON b < c ON a > b +) a; +count(*) +15547 +drop table t1,t2,t3; +create table t12(c1 int); +insert into t12 values(1); +insert into t12 values(2); +create table t13(c1 int); +insert into t13 values(1); +insert into t13 values(3); +create table t234(c1 int); +insert into t234 values(2); +insert into t234 values(3); +insert into t234 values(4); +select * from t13 union select * from t234 intersect all select * from t12; +c1 +1 +3 +2 +drop table t12,t13,t234; +create table t1 (a int); +insert into t1 values (3), (1), (7), (3), (2), (7), (4); +create table t2 (a int); +insert into t2 values (4), (5), (9), (1), (8), (9), (2), (2); +create table t3 (a int); +insert into t3 values (8), (1), (8), (2), (3), (7), (2); +select * from t1 where a > 4 +union all +select * from t2 where a < 5 +intersect all +select * from t3 where a < 5; +a +7 +7 +2 +1 +2 +explain extended +select * from t1 where a > 4 +union all +select * from t2 where a < 5 +intersect all +select * from t3 where a < 5; +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 +4 UNION <derived2> ALL NULL NULL NULL NULL 7 100.00 +2 DERIVED t2 ALL NULL NULL NULL NULL 8 100.00 Using where +3 INTERSECT t3 ALL NULL NULL NULL NULL 7 100.00 Using where +NULL INTERSECT RESULT <intersect2,3> ALL NULL NULL NULL NULL NULL NULL +Warnings: +Note 1003 /* select#1 */ select `test`.`t1`.`a` AS `a` from `test`.`t1` where `test`.`t1`.`a` > 4 union all /* select#4 */ select `__4`.`a` AS `a` from (/* select#2 */ select `test`.`t2`.`a` AS `a` from `test`.`t2` where `test`.`t2`.`a` < 5 intersect all /* select#3 */ select `test`.`t3`.`a` AS `a` from `test`.`t3` where `test`.`t3`.`a` < 5) `__4` +drop table t1,t2,t3; 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