diff options
Diffstat (limited to 'mysql-test/r/index_merge.result')
| -rw-r--r-- | mysql-test/r/index_merge.result | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/mysql-test/r/index_merge.result b/mysql-test/r/index_merge.result index d039d5a04c9..db87253e19a 100644 --- a/mysql-test/r/index_merge.result +++ b/mysql-test/r/index_merge.result @@ -384,3 +384,21 @@ max(A.key1 + B.key1 + A.key2 + B.key2 + A.key3 + B.key3 + A.key4 + B.key4 + A.ke 8186 set join_buffer_size= @save_join_buffer_size; drop table t0, t1, t2, t3, t4; +CREATE TABLE t1 ( +cola char(3) not null, colb char(3) not null, filler char(200), +key(cola), key(colb) +); +INSERT INTO t1 VALUES ('foo','bar', 'ZZ'),('fuz','baz', 'ZZ'); +OPTIMIZE TABLE t1; +Table Op Msg_type Msg_text +test.t1 optimize status OK +select count(*) from t1; +count(*) +8704 +explain select * from t1 WHERE cola = 'foo' AND colb = 'bar'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge cola,colb cola,colb 3,3 NULL 24 Using intersect(cola,colb); Using where +explain select * from t1 force index(cola,colb) WHERE cola = 'foo' AND colb = 'bar'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 index_merge cola,colb cola,colb 3,3 NULL 24 Using intersect(cola,colb); Using where +drop table t1; |