Looks like it probably is. The spec production
seems to allow query expressions to contain
()ized non-join query expressions or
()ized joined tables.
Stephan Szabo
sszabo@bigpanda.com
On Wed, 25 Oct 2000, DaVinci wrote:
> Hi, all.
>
> An extrange behavior with PostgreSql 7.0.2:
>
> select * from foo where exists
> (select * from foo)
>
> works fine. But:
>
> select * from foo where exists
> ((select * from foo))
>
> shows an error:
>
> ERROR: parser: parse error at or near "("
>
> Is this a bug?
>
> Thanks.
>
> David
>