AW: Re: External search engine, advice - Mailing list pgsql-hackers

> Tom Lane wrote:
> > 
> >         begin;
> >         select * from foo where x = functhatreadsbar();

I thought that the per statement way to do it with a non cacheable function was:select * from foo where x = (select
functhatreadsbar());

??
Andreas

PS: an iscacheable function without arguments is imho a funny construct anyways.