diff options
| author | unknown <sergefp@mysql.com> | 2004-06-22 04:47:28 +0400 |
|---|---|---|
| committer | unknown <sergefp@mysql.com> | 2004-06-22 04:47:28 +0400 |
| commit | b482176b6ddfce3b555111496fb47863c9db5fb8 (patch) | |
| tree | b87bd41117f45565a9107145e291d6bd1d0558c6 /mysql-test/r/null_key.result | |
| parent | 6c50d995c1ce949c8499b609c26a783141f1121f (diff) | |
| download | mariadb-git-b482176b6ddfce3b555111496fb47863c9db5fb8.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/null_key.result')
| -rw-r--r-- | mysql-test/r/null_key.result | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mysql-test/r/null_key.result b/mysql-test/r/null_key.result index e57ac321f46..11413204950 100644 --- a/mysql-test/r/null_key.result +++ b/mysql-test/r/null_key.result @@ -30,13 +30,13 @@ id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 ref a,b a 5 const 3 Using where; Using index explain select * from t1 where a is null and b=9 or a is null and b=7 limit 3; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a,b a 9 NULL 2 Using where; Using index +1 SIMPLE t1 ref a,b a 5 const 2 Using where; Using index explain select * from t1 where a > 1 and a < 3 limit 1; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 1 Using where; Using index +1 SIMPLE t1 index a a 9 NULL 12 Using where; Using index explain select * from t1 where a > 8 and a < 9; id select_type table type possible_keys key key_len ref rows Extra -1 SIMPLE t1 range a a 5 NULL 1 Using where; Using index +1 SIMPLE t1 index a a 9 NULL 12 Using where; Using index select * from t1 where a is null; a b NULL 7 |