On 5 mai, 21:31, "Brian Selzer" <b..._at_selzer-software.com> wrote:
> "Cimode" <cim..._at_hotmail.com> wrote in message
[Snipped]
> Short of that, I don't think you can avoid both nulls and logical
> decomposition. Even with a derived relation, there has to be something from
> which it is derived.
Brian,
Sorry but I was not refering to the logical model but rather to a
computing model required for representing relations. They are
separate concepts. But thanks for bringing your insight.
> [snip]
Received on Sat May 05 2007 - 14:54:48 CDT
