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| author | Igor Babaev <igor@askmonty.org> | 2011-11-15 13:03:00 -0800 |
|---|---|---|
| committer | Igor Babaev <igor@askmonty.org> | 2011-11-15 13:03:00 -0800 |
| commit | b4b7d941fea8b17bd0db2d30a74df6596101b4ed (patch) | |
| tree | abccede71e3bb1a0c65d0e18f4462ac40bcb1097 /mysql-test/r/explain.result | |
| parent | db0aed93482759844af7b39c9bf6e7fe141f28f6 (diff) | |
| download | mariadb-git-b4b7d941fea8b17bd0db2d30a74df6596101b4ed.tar.gz | |
Fixed LP bug #889750.
If the optimizer switch 'semijoin_with_cache' is set to 'off' then
join cache cannot be used to join inner tables of a semijoin.
Also fixed a bug in the function check_join_cache_usage() that led
to wrong output of the EXPLAIN commands for some test cases.
Diffstat (limited to 'mysql-test/r/explain.result')
| -rw-r--r-- | mysql-test/r/explain.result | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mysql-test/r/explain.result b/mysql-test/r/explain.result index 955120a86a2..a871e1ae761 100644 --- a/mysql-test/r/explain.result +++ b/mysql-test/r/explain.result @@ -200,7 +200,7 @@ flush tables; EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL ); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary -1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) +1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary flush tables; SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN (SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.dt IS NULL ); dt @@ -208,7 +208,7 @@ flush tables; EXPLAIN SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' ); id select_type table type possible_keys key key_len ref rows Extra 1 PRIMARY OUTR ALL NULL NULL NULL NULL 2 Using where; Start temporary -1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary; Using join buffer (flat, BNL join) +1 PRIMARY INNR ALL NULL NULL NULL NULL 2 Using where; End temporary flush tables; SELECT OUTR.dt FROM t1 AS OUTR WHERE OUTR.dt IN ( SELECT INNR.dt FROM t2 AS INNR WHERE OUTR.t < '2005-11-13 7:41:31' ); dt |