diff options
Diffstat (limited to 'mysql-test/t/subselect_sj_jcl6.test')
| -rw-r--r-- | mysql-test/t/subselect_sj_jcl6.test | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/mysql-test/t/subselect_sj_jcl6.test b/mysql-test/t/subselect_sj_jcl6.test index 4eeaa465b11..6d563cab3d3 100644 --- a/mysql-test/t/subselect_sj_jcl6.test +++ b/mysql-test/t/subselect_sj_jcl6.test @@ -88,6 +88,32 @@ set join_cache_level=default; DROP TABLE t1,t2,t3; +--echo # +--echo # BUG#912513: Wrong result (missing rows) with join_cache_hashed+materialization+semijoin=on +--echo # +set @os_912513= @@optimizer_switch; +set @jcl_912513= @@join_cache_level; +SET optimizer_switch = 'semijoin=on,materialization=on,join_cache_hashed=on'; +SET join_cache_level = 3; + +CREATE TABLE t1 ( a INT, b INT, KEY(a) ); +INSERT INTO t1 VALUES + (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7); + +CREATE TABLE t2 ( c INT ); +INSERT INTO t2 VALUES (1),(2),(3),(4),(5),(6),(7); + +SELECT alias1.* FROM + t1 AS alias1 INNER JOIN t1 AS alias2 + ON alias2.a = alias1.b +WHERE alias1.b IN ( + SELECT a FROM t1, t2 + ); + +DROP table t1, t2; +set @@optimizer_switch= @os_912513; +set @@join_cache_level= @jcl_912513; + --echo # End set join_cache_level=default; |