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Date: Wed, 05 Mar 2003 14:11:42 +0100
From: Christoph Haller <ch@rodos.fzk.de>
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To: pgsql-sql@postgresql.org
Cc: fernando@icreativa.com.mx, gsstark@mit.edu
Subject: Re: SETOF
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>
>
> Christoph Haller <ch@rodos.fzk.de> writes:
>
> > You cannot obtain several columns from SQL functions.
> > See the list archives (search for SETOF) for details.
> > You have to use e.g. a plpgsql function instead.
>
> How do you do it with a plpgsql function?
>
>
Sorry, Fernando, I was wrong. It works from version 7.3.
The reason why it's not working on your machine is probably
because of a prior version.

And Greg, refer to
http://techdocs.postgresql.org/guides/SetReturningFunctions

I think it will fit your needs.

Regards, Christoph