Path: news.easynews.com!newsfeed1.easynews.com!easynews.com!easynews!newsfeed.news2me.com!newsfeed.icl.net!newsfeed.fjserv.net!news-lond.gip.net!news.gsl.net!gip.net!news.tele.dk!news.tele.dk!small.news.tele.dk!fu-berlin.de!uni-berlin.de!fw-orange-zh.active.CH!not-for-mail From: =?ISO-8859-1?Q?Leandro_Guimar=E3es_Faria_Corsetti_Dutra?= Newsgroups: comp.databases.theory Subject: Re: Requirements for update languages? Date: Mon, 11 Nov 2002 16:47:17 +0100 Lines: 18 Message-ID: References: <1c37187b.0211081309.4adacfef@posting.google.com> NNTP-Posting-Host: fw-orange-zh.active.ch (212.215.1.67) Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit X-Trace: fu-berlin.de 1037029637 12549994 212.215.1.67 (16 [148886]) User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.2b) Gecko/20021016 X-Accept-Language: pt-br, pt, gl, es, en-us, en, f In-Reply-To: Xref: newsfeed1.easynews.com comp.databases.theory:23546 X-Received-Date: Mon, 11 Nov 2002 08:47:03 MST (news.easynews.com) Jens Lechtenbörger wrote: > nelson@nelsonricardo.com (Nelson Ricardo) writes: > > Yes, that's probably the preferred modeling alternative. However, > the data model of SQL offers storage of duplicates, and I wondered > what makes a good update language for such a data model. Nothing. It's unredeemable. -- _ / \ Leandro Guimarães Faria Corsetti Dutra +41 (21) 216 15 93 \ / http://homepage.mac.com./leandrod/ fax +41 (21) 216 19 04 X http://tutoriald.sourceforge.net./ Orange Communications CH / \ Campanha fita ASCII, contra correio HTML +41 (21) 644 23 01