Path: newssvr20.news.prodigy.com!newsmst01a.news.prodigy.com!prodigy.com!news.cc.ukans.edu!logbridge.uoregon.edu!arclight.uoregon.edu!news.netins.net!not-for-mail From: "Dawn M. Wolthuis" Newsgroups: comp.databases.theory Subject: Re: Date's First Great Blunder Date: Tue, 20 Apr 2004 17:49:35 -0500 Organization: netINS InterNetNews site Lines: 43 Message-ID: References: <407d5b68.12958493@news.wanadoo.es> <407e7725.5656954@news.wanadoo.es> <407fb4d1.1060625@news.wanadoo.es> <407fe3d4.5923026@news.wanadoo.es> NNTP-Posting-Host: 199.120.93.7 X-Trace: news.netins.net 1082501383 1955 199.120.93.7 (20 Apr 2004 22:49:43 GMT) X-Complaints-To: usenet@netins.net NNTP-Posting-Date: Tue, 20 Apr 2004 22:49:43 +0000 (UTC) X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Xref: newssvr20.news.prodigy.com comp.databases.theory:25706 "Leandro Guimarães Faria Corsetti Dutra" wrote in message news:pan.2004.04.20.22.11.28.448611@dutra.fastmail.fm... > Em Mon, 19 Apr 2004 14:01:11 -0500, Dawn M. Wolthuis escreveu: > > >> Alphora Dataphor. > > > > Great -- so what advantages can you see in a real relational database > > management system that are not present in the not-exacxtly-relational > > implementations that are out there? In other words, in what way is a pure > > relational implementation more useful than one that is not-so-pure? > > User defined types as first class citizens, including special > values to get us rid of NULLs. Good deal. > > Updateable derived relations (updateable views). Wonderful! > All the system defined on the database, including UI. I'll withhold judgment until I take a look > And so on... get it for yourself on http://alphora.com./ -- OK > unfortunately it needs MS .Net. nevermind ;-( smiles. --dawn > > -- > Leandro Guimarães Faria Corsetti Dutra +55 (11) 5685 2219 > Av Sgto Geraldo Santana, 1100 6/71 +55 (11) 5686 9607 > 04.674-000 São Paulo, SP BRASIL > http://br.geocities.com./lgcdutra/