Re: Peter Chen and Charles Bachman

From: Alfredo Novoa <alfredo_at_ncs.es>
Date: Thu, 06 May 2004 14:34:53 GMT
Message-ID: <409a3747.11084799@news-read3.maxwell.syr.edu>

On Thu, 6 May 2004 08:23:27 -0400, "Laconic2" <laconic2_at_comcast.net> wrote:

>
>"Leandro Guimarães Faria Corsetti Dutra" <leandro_at_dutra.fastmail.fm> wrote
>in message news:pan.2004.05.05.21.36.57.495468_at_dutra.fastmail.fm...
>> > Incomplete for what?
>>
>> For representing even the most basic constraints.
>
>Nonsense. I can see you've never worked with an ER model.

The ER model can not represent many of the most basic constraints, although it can represent some basic constraints.

Regards
Alfredo Received on Thu May 06 2004 - 09:34:53 CDT