Fix for BUG#7331 merged manually from 4.1.

1 files changed, 38 insertions, 0 deletions

diff --git a/mysql-test/r/order_by.result b/mysql-test/r/order_by.result
index 6744ffa889f..5674fbb9177 100644
--- a/mysql-test/r/order_by.result
+++ b/mysql-test/r/order_by.result
@@ -740,3 +740,41 @@ a	b
 1	2
 1	1
 drop table t1;
+create table t1 (
+`sid` decimal(8,0) default null,
+`wnid` varchar(11) not null default '',
+key `wnid14` (`wnid`(4)),
+key `wnid` (`wnid`)
+) engine=myisam default charset=latin1;
+insert into t1 (`sid`, `wnid`) values
+('10100','01019000000'),('37986','01019000000'),('37987','01019010000'),
+('39560','01019090000'),('37989','01019000000'),('37990','01019011000'),
+('37991','01019011000'),('37992','01019019000'),('37993','01019030000'),
+('37994','01019090000'),('475','02070000000'),('25253','02071100000'),
+('25255','02071100000'),('25256','02071110000'),('25258','02071130000'),
+('25259','02071190000'),('25260','02071200000'),('25261','02071210000'),
+('25262','02071290000'),('25263','02071300000'),('25264','02071310000'),
+('25265','02071310000'),('25266','02071320000'),('25267','02071320000'),
+('25269','02071330000'),('25270','02071340000'),('25271','02071350000'),
+('25272','02071360000'),('25273','02071370000'),('25281','02071391000'),
+('25282','02071391000'),('25283','02071399000'),('25284','02071400000'),
+('25285','02071410000'),('25286','02071410000'),('25287','02071420000'),
+('25288','02071420000'),('25291','02071430000'),('25290','02071440000'),
+('25292','02071450000'),('25293','02071460000'),('25294','02071470000'),
+('25295','02071491000'),('25296','02071491000'),('25297','02071499000');
+explain select * from t1 where wnid like '0101%' order by wnid;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	wnid14,wnid	wnid	13	NULL	10	Using where
+select * from t1 where wnid like '0101%' order by wnid;
+sid	wnid
+10100	01019000000
+37986	01019000000
+37989	01019000000
+37987	01019010000
+37990	01019011000
+37991	01019011000
+37992	01019019000
+37993	01019030000
+39560	01019090000
+37994	01019090000
+drop table t1;