On your "Quote of the Week -- 03/30/2003"
Massimo Dentico
m.dentico@virgilio.it
Tue, 01 Apr 2003 05:32:20 +0200
On Mon, 31 Mar 2003 19:22:19 -0800, <editor@dbdebunk.com> wrote:
> Hi,
>
> We will respond to your message in more detail on the site, which may
> take a while.
>
> Until then here's the short answer: the concept of (physical) data
> independence came up with the R model in response to the fact that
> CODASYL/hierarchic models did not have such.
>
> Our advice: stay away from Ullman.
>
>
> Best regards,
>
> Fabian Pascal
> Independent Technology Analyst
> Editor and Publisher,
> DATABASE DEBUNKINGS
> www.dbdebunk.com
>
Thank you for your timely replay.
--
Massino Dentico