diff options
Diffstat (limited to 'mysql-test/t/subselect3.test')
| -rw-r--r-- | mysql-test/t/subselect3.test | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/mysql-test/t/subselect3.test b/mysql-test/t/subselect3.test index 0c1523a04ca..73ee11eb78d 100644 --- a/mysql-test/t/subselect3.test +++ b/mysql-test/t/subselect3.test @@ -2,7 +2,8 @@ drop table if exists t0, t1, t2, t3, t4, t5, t11, t12, t21, t22; --enable_warnings -set @save_optimizer_switch=@@optimizer_switch; +set @subselect3_tmp= @@optimizer_switch; +set optimizer_switch='semijoin=on,firstmatch=on,loosescan=on'; # # 1. Subquery with GROUP/HAVING @@ -538,7 +539,6 @@ SELECT a, MAX(b), DROP TABLE t1, t2; # The next three test cases must be executed with the IN=>EXISTS strategy -set @save_optimizer_switch=@@optimizer_switch; set @@optimizer_switch="partial_match_rowid_merge=off,partial_match_table_scan=off"; # @@ -906,7 +906,8 @@ set @@optimizer_switch='firstmatch=off,materialization=off'; insert into t0 values(2); explain select * from t1 where 2 in (select a from t0); select * from t1 where 2 in (select a from t0); -set @@optimizer_switch='default,materialization=off'; +set @@optimizer_switch=@save_optimizer_switch; +set @@optimizer_switch='materialization=off'; explain select * from t1 where 2 in (select a from t0); select * from t1 where 2 in (select a from t0); set @@optimizer_switch=@save_optimizer_switch; @@ -1160,7 +1161,7 @@ drop table t1,t2,t3; --echo # BUG#47367 Crash in Name_resolution_context::process_error --echo # -SET SESSION optimizer_switch = 'default,semijoin=off'; +SET SESSION optimizer_switch = 'semijoin=off'; CREATE TABLE t1 (f1 INTEGER); CREATE TABLE t2 LIKE t1; delimiter |; @@ -1186,4 +1187,4 @@ DROP PROCEDURE p1; DROP TABLE t1, t2; # The following command must be the last one the file -set @@optimizer_switch=@save_optimizer_switch; +set @@optimizer_switch=@subselect3_tmp; |