Re: Do Data Models Need to built on a Mathematical Concept?
From: Neo <neo55592_at_hotmail.com>
Date: 7 May 2003 17:09:28 -0700
Message-ID: <4b45d3ad.0305071609.77278de3_at_posting.google.com>
Date: 7 May 2003 17:09:28 -0700
Message-ID: <4b45d3ad.0305071609.77278de3_at_posting.google.com>
> ... incorrect understanding of the meaning of relations.
> A tuple in a relation is a statement about things in the world,
> it is not (in general) a 'thing' itself. The things are the values in a
> domain. I very strongly suggest you read at least slides 17 to 20 from
> C. J. Date's VLDB'02 keynote:
> http://www.cs.ust.hk/vldb2002/program-info/keynotes.html#Keynote%202
> http://www.cs.ust.hk/vldb2002/VLDB2002-proceedings/slides/S01P02slides.pdf
Thanks for the links, I will try to understand your point. Received on Thu May 08 2003 - 02:09:28 CEST