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Fix for bug #23412: delete rows with null date field

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Backport of the fix for bug #8143: A date with value 0 is treated as a NULL value
This commit is contained in:
ramil/ram@mysql.com/myoffice.izhnet.ru
2006-10-27 18:08:50 +05:00
parent 8f118827c4
commit c6ee81f0ed
3 changed files with 31 additions and 1 deletions
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11
mysql-test/r/delete.result
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@@ -176,3 +176,14 @@ create table t1 (a int);
delete `4.t1` from t1 as `4.t1` where `4.t1`.a = 5;
delete FROM `4.t1` USING t1 as `4.t1` where `4.t1`.a = 5;
drop table t1;
create table t1(a date not null);
insert into t1 values (0);
select * from t1 where a is null;
a
0000-00-00
delete from t1 where a is null;
select count(*) from t1;
count(*)
0
drop table t1;
End of 4.1 tests