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Merge fix for bug#17711

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2007-01-11 16:20:08 +03:00
parent 10698df6da 661796389f
commit 0fdd3dce16
3 changed files with 18 additions and 1 deletions
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7
mysql-test/r/delete.result
View File

@ -186,4 +186,11 @@ select count(*) from t1;
count(*)
0
drop table t1;
create table t1(f1 int primary key);
insert into t1 values (4),(3),(1),(2);
delete from t1 where (@a:= f1) order by f1 limit 1;
select @a;
@a
1
drop table t1;
End of 4.1 tests

10
mysql-test/t/delete.test
View File

@ -174,4 +174,14 @@ delete from t1 where a is null;
select count(*) from t1;
drop table t1;
#
# Bug#17711: DELETE doesn't use index when ORDER BY, LIMIT and
# non-restricting WHERE is present.
#
create table t1(f1 int primary key);
insert into t1 values (4),(3),(1),(2);
delete from t1 where (@a:= f1) order by f1 limit 1;
select @a;
drop table t1;
--echo End of 4.1 tests