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author | sergefp@mysql.com <> | 2004-06-22 04:47:28 +0400 |
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committer | sergefp@mysql.com <> | 2004-06-22 04:47:28 +0400 |
commit | f874071a265ae2729a2e8eb26dbfad5516f0880c (patch) | |
tree | b87bd41117f45565a9107145e291d6bd1d0558c6 /mysql-test/r/func_like.result | |
parent | 7a9f4c6a2abdbe088a4d3740d488da3d8b9b5055 (diff) | |
download | mariadb-git-f874071a265ae2729a2e8eb26dbfad5516f0880c.tar.gz |
Range optimizer fix:
If cost(full_scan_on_shortest_covering_index) < cost(best_range_scan) < cost(full_table_scan)
use full_scan_on_shortest_covering_index
(before this fix best_range_scan was used)
Diffstat (limited to 'mysql-test/r/func_like.result')
-rw-r--r-- | mysql-test/r/func_like.result | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mysql-test/r/func_like.result b/mysql-test/r/func_like.result index 75692738caf..d4819cbe949 100644 --- a/mysql-test/r/func_like.result +++ b/mysql-test/r/func_like.result @@ -3,10 +3,10 @@ create table t1 (a varchar(10), key(a)); insert into t1 values ("a"),("abc"),("abcd"),("hello"),("test"); explain select * from t1 where a like 'abc%'; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 11 NULL 1 Using where; Using index +1 SIMPLE t1 index a a 11 NULL 5 Using where; Using index explain select * from t1 where a like concat('abc','%'); id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 11 NULL 1 Using where; Using index +1 SIMPLE t1 index a a 11 NULL 5 Using where; Using index select * from t1 where a like "abc%"; a abc |