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| author | Igor Babaev <igor@askmonty.org> | 2011-07-21 14:23:08 -0700 |
|---|---|---|
| committer | Igor Babaev <igor@askmonty.org> | 2011-07-21 14:23:08 -0700 |
| commit | 63abf00a62313107884f0b304d2c53de73f4eacd (patch) | |
| tree | 664adb16a62a9b6b72b52c786c9c98d021158243 /mysql-test/r/explain.result | |
| parent | 99cce18955dfb43d7d69c7de704cb29f047f8da5 (diff) | |
| download | mariadb-git-63abf00a62313107884f0b304d2c53de73f4eacd.tar.gz | |
Made the optimizer switches 'derived_merge' and 'derived_with_keys'
off by default.
Diffstat (limited to 'mysql-test/r/explain.result')
| -rw-r--r-- | mysql-test/r/explain.result | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/mysql-test/r/explain.result b/mysql-test/r/explain.result index 7bfb090f659..dbd0967da20 100644 --- a/mysql-test/r/explain.result +++ b/mysql-test/r/explain.result @@ -312,7 +312,8 @@ INSERT INTO t2 VALUES (8); EXPLAIN EXTENDED SELECT * FROM ( SELECT t1.a FROM t1,t2 WHERE t2.a = t1.a ) AS t; id select_type table type possible_keys key key_len ref rows filtered Extra -1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL Impossible WHERE noticed after reading const tables +1 PRIMARY <derived2> system NULL NULL NULL NULL 0 0.00 const row not found +2 DERIVED NULL NULL NULL NULL NULL NULL NULL NULL no matching row in const table Warnings: -Note 1003 select NULL AS `a` from `test`.`t1` join `test`.`t2` where 0 +Note 1003 select NULL AS `a` from (select NULL AS `a` from `test`.`t1` join `test`.`t2` where 0) `t` DROP TABLE t1,t2; |