Re: Database design, Keys and some other things

"JOG" <jog_at_cs.nott.ac.uk> wrote in message news:1128029620.610189.274300_at_f14g2000cwb.googlegroups.com...

> Proposition:
> I am putting forward for discussion that Codd's Information Principle
> (based on an Liebniz/essentialist viewpoint that an entity is defined
> by its attributes, and is nothing more and nothing less than the
> aggregate of them, [Celko - D&DB]) is not a complete model of the
> nature of information. Rather I am proposing that there is no single
> attribute of an entity that can be gauranteed to act as a permenant
> immutable reference for it (nominalism - there are no universals), and
> so an external one to represent our concept of an entity be provided.

> Now I'm afraid, I have no more than that to offer at the moment. And
> obviously its all up for assassination, and thats no problem, shoot.
> That's why i'm posting - to get your educated opinions. Just don't tell
> me this sort of discussion isn't valid here (where else?), that I don't
> roll my sleeves up and do real work or that the questioning the
> philosophy of axioms is for high school.

It seems to me you have an interest in philosophy. I've just found this : http://216.25.45.103/pubs.htm Received on Fri Sep 30 2005 - 07:00:04 CDT