You want:
delete from dummy where var=2;
In years of DB work, I've never used exists. If you're mentioning
this as a bug, I guess it could be: I'd have to lookup exists to see
exactly how it's supposed to work.
Jim
On 4/9/09, Dave Dyer <ddyer-sql...@real-me.net> wrote:
>
> This little program deletes all rows. Is this a bug, or
> perhaps I misunderstand how delete with an exists clause
> is supposed to work.
>
> drop table if exists dummy;
> create table dummy
> ( var int
> );
> insert into dummy (var) values (1);
> insert into dummy (var) values (2);
> insert into dummy (var) values (3);
>
> delete from dummy where exists (select * from dummy where var='2');
>
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