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Merge branch '5.5' into bb-10.0-merge-5.5

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Oleksandr Byelkin
2017-04-25 16:30:39 +02:00
parent 57fea99eeb 2e7ba70a94
commit 49552cf1f7
3 changed files with 50 additions and 6 deletions
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14
mysql-test/r/subselect_innodb.result
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@ -511,6 +511,20 @@ set join_cache_level = default;
drop view v1;
drop table t1,t2;
#
# MDEV-10693: cost-based choice between materialization and in-to-exists
# for a subquery from the expression used in ref access
#
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 );
i1
DROP TABLE t1,t2,t3;
#
# MDEV-6041: ORDER BY+subqueries: subquery_table.key=outer_table.col is not recongized as binding
#
create table t1(a int) engine=innodb;