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Merge the fix for bug lp:802979

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2011-07-06 17:27:38 +03:00
parent 271d9c21e6 59784abead
commit db36ce1de0
10 changed files with 115 additions and 25 deletions
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6
mysql-test/r/subselect.result
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@@ -552,7 +552,7 @@ 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 = 3))
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);
@@ -1237,7 +1237,7 @@ 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`))
@@ -4031,7 +4031,7 @@ 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));