Received: from localhost (postgresql.org [64.49.215.8]) by postgresql.org (Postfix) with ESMTP id 87347476899 for ; Fri, 6 Dec 2002 11:04:44 -0500 (EST) Received: from beamish.nsd.ca (unknown [205.150.156.194]) by postgresql.org (Postfix) with ESMTP id 76A1E476295 for ; Fri, 6 Dec 2002 11:03:20 -0500 (EST) Received: (from smap@localhost) by beamish.nsd.ca (8.9.3/8.9.3) id LAA01527 for ; Fri, 6 Dec 2002 11:03:25 -0500 X-Authentication-Warning: beamish.nsd.ca: smap set sender to using -f Received: from reddog.nsd.ca(192.168.101.30) by beamish.nsd.ca via smap (V2.1/2.1+anti-relay+anti-spam) id xma001525; Fri, 6 Dec 02 11:03:04 -0500 Received: from nsd.ca (jllachan-linux.nsd.ca [192.168.101.148]) by reddog.nsd.ca (8.8.7/8.8.7) with ESMTP id LAA08157 for ; Fri, 6 Dec 2002 11:01:42 -0500 Message-ID: <3DF0CA63.84F4D48@nsd.ca> Date: Fri, 06 Dec 2002 11:03:47 -0500 From: Jean-Luc Lachance X-Mailer: Mozilla 4.77 [en] (X11; U; Linux 2.4.9-31 i686) X-Accept-Language: en MIME-Version: 1.0 To: pgsql-sql Subject: Rules/Trigges Trade-offs References: <7C760DAA511DC74B99E7D22189F786F1906DB0@MAIL01.stbernard.com> <3C90F994.3080605@joeconway.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Virus-Scanned: by AMaViS new-20020517 X-Archive-Number: 200212/72 X-Sequence-Number: 10660 Hi all! Is there a guideline on the use of rules compared to triggers when both can be use to achieve the same result? JLL