X-Original-To: pgsql-sql@postgresql.org Received: from rock.spider.ru (rock.spider.ru [62.183.34.226]) by svr1.postgresql.org (Postfix) with ESMTP id 6117A5E46FE for ; Tue, 24 Aug 2004 02:23:14 -0300 (ADT) Received: from rock (localhost [127.0.0.1]) by rock (Postfix) with SMTP id B4D6B274A8; Tue, 24 Aug 2004 09:23:11 +0400 (MSD) Received: from sad.localnet.ru (sad.localnet.ru [10.0.0.72]) by rock.spider.ru (Postfix) with ESMTP id EE09F2749E; Tue, 24 Aug 2004 09:23:07 +0400 (MSD) Content-Type: text/plain; charset="iso-8859-1" From: sad Organization: IT To: Kenneth Gonsalves , Oliver Elphick Subject: Re: surrogate key or not? Date: Tue, 24 Aug 2004 08:31:57 +0400 User-Agent: KMail/1.4.3 Cc: pgsql-sql@postgresql.org References: <1090325769.3241.27.camel@dicaprio.akademie1.de> <1091927196.13140.174.camel@linda> <0408080559370M.01190@thenilgiris.com> In-Reply-To: <0408080559370M.01190@thenilgiris.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Message-Id: <200408240831.57698.sad@bankir.ru> X-Archive-Number: 200408/248 X-Sequence-Number: 18745 On Sunday 08 August 2004 04:29, Kenneth Gonsalves wrote: > but why would anyone want to change the value of an autogenerated serial > row? because of catenating data from two or more databases.