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| author | unknown <timour@askmonty.org> | 2011-11-21 16:56:32 +0200 |
|---|---|---|
| committer | unknown <timour@askmonty.org> | 2011-11-21 16:56:32 +0200 |
| commit | f0d9908fc3582cf08db7e0376f0e243b1e754ad5 (patch) | |
| tree | c05ad7a90dcb96d7d31452311085480a8b06dd5c /mysql-test/t/subselect4.test | |
| parent | 9cde33f9ef139f7511db66393694bbc3af6a863f (diff) | |
| parent | 32d230d67bce5c4b19e25392c74b2fe8c9419248 (diff) | |
| download | mariadb-git-f0d9908fc3582cf08db7e0376f0e243b1e754ad5.tar.gz | |
Merge enabling of materialization=on by default with main tree.
Diffstat (limited to 'mysql-test/t/subselect4.test')
| -rw-r--r-- | mysql-test/t/subselect4.test | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/mysql-test/t/subselect4.test b/mysql-test/t/subselect4.test index 98d47e7f3ea..0fd89bee42b 100644 --- a/mysql-test/t/subselect4.test +++ b/mysql-test/t/subselect4.test @@ -125,6 +125,9 @@ INSERT INTO t4 VALUES (1), (2), (3); CREATE TABLE t5 ( a INT ); INSERT INTO t5 VALUES (NULL), (2); +SET @old_optimizer_switch = @@session.optimizer_switch; +SET SESSION optimizer_switch = 'materialization=off,in_to_exists=on,semijoin=off'; + --replace_column 1 x 3 x 4 x 5 x 6 x 7 x 8 x 9 x 10 x EXPLAIN SELECT * FROM t1 WHERE ( a, b ) NOT IN ( SELECT c, d FROM t2 ); @@ -166,6 +169,8 @@ SELECT * FROM t1 WHERE b NOT IN ( SELECT c FROM t2 WHERE c = 1 ); SELECT * FROM t1 WHERE NULL NOT IN ( SELECT c FROM t2 WHERE c = 1 AND c <> 1 ); +SET SESSION optimizer_switch = @old_optimizer_switch; + DROP TABLE t1, t2, t3, t4, t5; --echo # |