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Merge branch '10.0' 10.1

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This commit is contained in:
Sergei Golubchik
2017-04-28 20:19:32 +02:00
parent b82c602db5 49552cf1f7
commit e74f2e2b86
71 changed files with 1114 additions and 180 deletions
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16
mysql-test/r/subselect_innodb.result
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@ -312,7 +312,7 @@ EXPLAIN SELECT 1 FROM t1 WHERE NOT EXISTS
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY t1 ALL NULL NULL NULL NULL 1 Using where
2 DEPENDENT SUBQUERY t2 eq_ref PRIMARY,d PRIMARY 1 func 1 Using where
3 DEPENDENT SUBQUERY t2 index NULL d 2 NULL 1 Using where; Using index
3 DEPENDENT SUBQUERY t2 index NULL d 2 NULL 1 Using index
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);
@ -509,6 +509,20 @@ 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;