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Merge

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This commit is contained in:
Sergey Petrunya
2014-02-07 23:57:55 +04:00
parent 5b441013e1 34b6f51dab
commit cfbc545d1a
7 changed files with 78 additions and 4 deletions
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17
mysql-test/r/subselect_sj2.result
View File

@@ -1112,5 +1112,22 @@ t3 AS t3a INNER JOIN t3 AS t3b ON ( t3a.i3 = t3b.i3 )
);
i1
DROP TABLE t1,t2,t3;
#
# MDEV-5582: Plugin 'MEMORY' has ref_count=1 after shutdown with materialization+semijoin
#
CREATE TABLE t1 (a INT) engine=innodb;
INSERT INTO t1 VALUES (8),(9);
CREATE TABLE t2 (b INT) engine=innodb;
INSERT INTO t2 VALUES (2),(3);
CREATE TABLE t3 (c INT, INDEX(c)) engine=innodb;
INSERT INTO t2 VALUES (4),(5);
explain
SELECT * FROM t1 WHERE 9 IN ( SELECT b FROM t2 WHERE 1 IN ( SELECT MIN(c) FROM t3 ) );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
3 MATERIALIZED NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE 9 IN ( SELECT b FROM t2 WHERE 1 IN ( SELECT MIN(c) FROM t3 ) );
a
DROP TABLE t1,t2,t3;
# This must be the last in the file:
set optimizer_switch=@subselect_sj2_tmp;

17
mysql-test/r/subselect_sj2_jcl6.result
View File

@@ -1127,6 +1127,23 @@ t3 AS t3a INNER JOIN t3 AS t3b ON ( t3a.i3 = t3b.i3 )
);
i1
DROP TABLE t1,t2,t3;
#
# MDEV-5582: Plugin 'MEMORY' has ref_count=1 after shutdown with materialization+semijoin
#
CREATE TABLE t1 (a INT) engine=innodb;
INSERT INTO t1 VALUES (8),(9);
CREATE TABLE t2 (b INT) engine=innodb;
INSERT INTO t2 VALUES (2),(3);
CREATE TABLE t3 (c INT, INDEX(c)) engine=innodb;
INSERT INTO t2 VALUES (4),(5);
explain
SELECT * FROM t1 WHERE 9 IN ( SELECT b FROM t2 WHERE 1 IN ( SELECT MIN(c) FROM t3 ) );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
3 MATERIALIZED NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE 9 IN ( SELECT b FROM t2 WHERE 1 IN ( SELECT MIN(c) FROM t3 ) );
a
DROP TABLE t1,t2,t3;
# This must be the last in the file:
set optimizer_switch=@subselect_sj2_tmp;
#

17
mysql-test/r/subselect_sj2_mat.result
View File

@@ -1114,6 +1114,23 @@ t3 AS t3a INNER JOIN t3 AS t3b ON ( t3a.i3 = t3b.i3 )
);
i1
DROP TABLE t1,t2,t3;
#
# MDEV-5582: Plugin 'MEMORY' has ref_count=1 after shutdown with materialization+semijoin
#
CREATE TABLE t1 (a INT) engine=innodb;
INSERT INTO t1 VALUES (8),(9);
CREATE TABLE t2 (b INT) engine=innodb;
INSERT INTO t2 VALUES (2),(3);
CREATE TABLE t3 (c INT, INDEX(c)) engine=innodb;
INSERT INTO t2 VALUES (4),(5);
explain
SELECT * FROM t1 WHERE 9 IN ( SELECT b FROM t2 WHERE 1 IN ( SELECT MIN(c) FROM t3 ) );
id select_type table type possible_keys key key_len ref rows Extra
1 PRIMARY NULL NULL NULL NULL NULL NULL NULL Impossible WHERE
3 MATERIALIZED NULL NULL NULL NULL NULL NULL NULL No matching min/max row
SELECT * FROM t1 WHERE 9 IN ( SELECT b FROM t2 WHERE 1 IN ( SELECT MIN(c) FROM t3 ) );
a
DROP TABLE t1,t2,t3;
# This must be the last in the file:
set optimizer_switch=@subselect_sj2_tmp;
set optimizer_switch=default;