database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

Fixed LP bug #933117.

Browse Source 
The bug was fixed with the code back-ported from the patch for LP bug 800184
pushed into mariadb-5.3.
This commit is contained in:
Igor Babaev
2012-02-16 16:06:49 -08:00
parent 0c265a5eb8
commit c563ea0717
3 changed files with 36 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
mysql-test/r/range.result
View File

@ -1768,3 +1768,18 @@ SELECT * FROM t1, t1 as t2 WHERE t1.i4 BETWEEN t2.pk AND t2.pk;
pk i4 pk i4
DROP TABLE t1;
End of 5.1 tests
#
# LP Bug #533117: Wrong use_count in SEL_ARG trees
# (Bug #58731)
#
create table t1 (a int, b int, c int, key idx (a,b,c));
insert into t1 values (0,0,0), (2,2,0), (1,1,1), (2,2,1);
explain
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range idx idx 5 NULL 3 Using where; Using index
select * from t1 force index (idx) where a >=1 and c <= 1 and a=b and b > 1;
a b c
2 2 0
2 2 1
drop table t1;