Received: from localhost (postgresql.org [64.49.215.8]) by postgresql.org (Postfix) with ESMTP id E25CE476063 for ; Thu, 12 Dec 2002 13:23:01 -0500 (EST) Received: from gateway1.brets.elevating.com (adsl-216-63-236-137.dsl.tulsok.swbell.net [216.63.236.137]) by postgresql.org (Postfix) with ESMTP id 3CEE3475EF0 for ; Thu, 12 Dec 2002 13:22:59 -0500 (EST) Received: from bretsony.brets.elevating.com (bretsony.brets.elevating.com [192.168.0.158]) by gateway1.brets.elevating.com (8.9.3/8.8.7) with ESMTP id MAA04447 for ; Thu, 12 Dec 2002 12:22:55 -0600 Subject: Re: primary + foreign key From: Bret Hughes To: pgsql-sql@postgresql.org In-Reply-To: <20021212162659.GF22465@cc.usu.edu> References: <3DF85C53.6010309@klaster.net> <20021212162659.GF22465@cc.usu.edu> Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Evolution/1.0 (Preview Release) Date: 12 Dec 2002 12:22:04 -0600 Message-Id: <1039717324.2712.4.camel@bretsony> Mime-Version: 1.0 X-Virus-Scanned: by AMaViS new-20020517 X-Archive-Number: 200212/169 X-Sequence-Number: 10757 On Thu, 2002-12-12 at 10:27, Roberto Mello wrote: > > Read "An Introduction to Database Systems" by C.J. Date. > Boy that brings back memories. I think I will dig it out of a box since I am doing database coding again after a long hiatus. Seems like I had a couple of Date books on my shelf at on time. After lurking several pgsql lists for a while now I see why the db2 dbas used to get so bent out of shape with boneheaded queries. Especially since each project got billed for MVS CPU time :) Bret