> I need to check whether a SQL subexpression (to be used in WHERE 
> clause), e.g.:

I've never tested it from Perl, but could you use 'explain select....'
to see if it parses?  It won't actually execute it if it does.
--
Mike Nolan

---------------------------(end of broadcast)---------------------------
TIP 6: Have you searched our list archives?

               http://archives.postgresql.org

Reply via email to