X-Original-To: pgsql-docs-postgresql.org@localhost.postgresql.org Received: from localhost (neptune.hub.org [200.46.204.2]) by svr1.postgresql.org (Postfix) with ESMTP id 2AE3DD1B438 for ; Thu, 8 Jan 2004 17:08:06 +0000 (GMT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (neptune.hub.org [200.46.204.2]) (amavisd-new, port 10024) with ESMTP id 02491-03 for ; Thu, 8 Jan 2004 13:07:16 -0400 (AST) Received: from curie.credativ.org (credativ.com [217.160.209.18]) by svr1.postgresql.org (Postfix) with ESMTP id 030A0D1B4A0 for ; Thu, 8 Jan 2004 13:07:16 -0400 (AST) Received: from localhost (localhost [127.0.0.1]) by curie.credativ.org (Postfix) with ESMTP id 70EC15626C; Thu, 8 Jan 2004 18:07:15 +0100 (CET) Received: from colt.pezone.net (dsl-213-023-254-001.arcor-ip.net [213.23.254.1]) (using TLSv1 with cipher RC4-MD5 (128/128 bits)) (No client certificate requested) by curie.credativ.org (Postfix) with ESMTP id B5AD656243; Thu, 8 Jan 2004 18:07:14 +0100 (CET) From: Peter Eisentraut To: David Fetter , Jeroen Ruigrok/asmodai Subject: Re: The Tutorial(TM) Date: Thu, 8 Jan 2004 18:07:13 +0100 User-Agent: KMail/1.5.1 Cc: pgsql-docs@postgresql.org References: <20040108075229.GE85110@nexus.ninth-circle.org> <20040108123937.GU24788@fetter.org> In-Reply-To: <20040108123937.GU24788@fetter.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200401081807.13777.peter_e@gmx.net> X-Virus-Scanned: by AMaViS at credativ.com X-Virus-Scanned: by amavisd-new at postgresql.org X-Archive-Number: 200401/14 X-Sequence-Number: 2230 David Fetter wrote: > Expanding on that, putting FK's in "Advanced Features" gives the (IME > always wrong) impression that they're optional. They *are* optional. The first chapter is about getting the data in and out. That is not optional for using a database. Transactions, views, foreign keys, primary keys even, and everything else that some people think is essential for a "real" database are in fact optional. Remember that the tutorial is intended for people starting from zero. Let's not overwhelm them right away.