X-Original-To: pgsql-sql-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by postgresql.org (Postfix) with ESMTP id DB92D9DCC70 for ; Wed, 21 Dec 2005 22:59:05 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 76472-08 for ; Wed, 21 Dec 2005 22:59:09 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey- Received: from mulva.getbusi.com (getbusi-dmz.intellinc.utas.edu.au [202.12.92.169]) by postgresql.org (Postfix) with ESMTP id 225A09DC85D for ; Wed, 21 Dec 2005 22:59:02 -0400 (AST) Received: from getbusi8.intellinc.utas.edu.au (getbusi8.intellinc.utas.edu.au [202.12.92.66]) by mulva.getbusi.com (8.13.1/8.13.1) with ESMTP id jBM2x1SO022390; Thu, 22 Dec 2005 13:59:02 +1100 From: Matthew Smith To: Michael Fuhr Subject: Re: Help on a complex query (avg data for day of the week) Date: Thu, 22 Dec 2005 13:59:01 +1100 User-Agent: KMail/1.5.3 Cc: pgsql-sql@postgresql.org References: <200512191657.48139.mps@utas.edu.au> <200512221159.24388.mps@utas.edu.au> <20051222023755.GA62008@winnie.fuhr.org> In-Reply-To: <20051222023755.GA62008@winnie.fuhr.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200512221359.01818.mps@utas.edu.au> X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, score=0.096 required=5 tests=[AWL=0.096, UPPERCASE_25_50=0] X-Spam-Score: 0.096 X-Spam-Level: X-Archive-Number: 200512/198 X-Sequence-Number: 23740 Michael, Thanks heaps for that! Cheers, Matt Smith On Thu, 22 Dec 2005 01:37 pm, Michael Fuhr wrote: > On Thu, Dec 22, 2005 at 11:59:24AM +1100, Matthew Smith wrote: > > Sadly I am using 7.3, it seems that generate_series() is 8.0 and later. > > Yes, but it's easily written in PL/pgSQL for earlier versions. > Example: > > CREATE FUNCTION generate_series(integer, integer) > RETURNS SETOF integer AS ' > DECLARE > i integer; > BEGIN > FOR i IN $1 .. $2 LOOP > RETURN NEXT i; > END LOOP; > RETURN; > END; > ' LANGUAGE plpgsql VOLATILE STRICT;