Re: Does Codd's view of a relational database differ from that ofDate&Darwin?[M.Gittens]
From: David Cressey <david.cressey_at_earthlink.net>
Date: Thu, 16 Jun 2005 06:25:59 GMT
Message-ID: <XX8se.5412$VK4.2956_at_newsread1.news.atl.earthlink.net>
Date: Thu, 16 Jun 2005 06:25:59 GMT
Message-ID: <XX8se.5412$VK4.2956_at_newsread1.news.atl.earthlink.net>
"Alexandr Savinov" <savinov_at_host.com> wrote in message news:42afee04$1_at_news.fhg.de...
> The first point is that once a column is defined for some table in the
> schema then it *formally* can be considered a completely legal column
> for all other tables.
I don't understand the above. Are you saying that two columns can be based
on the same domain?
They can, but that's not my question.
Received on Thu Jun 16 2005 - 08:25:59 CEST