Oops. Never mind. V On Sat, Dec 5, 2009 at 1:19 PM, Victor Subervi <victorsube...@gmail.com>wrote:
> Hi; > > mysql> insert into categories (Category, Parent) values ('test', NULL); > ERROR 1062 (23000): Duplicate entry '0' for key 1 > mysql> describe categories; > +----------+-----------------+------+-----+---------+-------+ > | Field | Type | Null | Key | Default | Extra | > +----------+-----------------+------+-----+---------+-------+ > | ID | int(3) unsigned | NO | PRI | NULL | | > | Category | varchar(40) | YES | | NULL | | > | Parent | varchar(40) | YES | | NULL | | > +----------+-----------------+------+-----+---------+-------+ > 3 rows in set (0.00 sec) > > Why the error? > TIA, > Victor >