Re: domain theory and databases

From: Paul <pbrazier_at_cosmos-uk.co.uk>
Date: 16 May 2003 03:40:35 -0700
Message-ID: <51d64140.0305160240.e090367@posting.google.com>

neo55592_at_hotmail.com (Neo) wrote in message news:<4b45d3ad.0305141626.41991568_at_posting.google.com>...
> > is there any good article/textbook describing the relationship between
> > (mathematical) domain theory and the domains used in (relational) databases?
>
> What is the difference between a set and a domain?

The elements of a set have no order, with a domain you have the concept of an ordering of some kind on the set. See also "lattice" or "poset" (partially ordered set).

e.g. see:
http://wombat.doc.ic.ac.uk/foldoc/foldoc.cgi?domain+theory http://wombat.doc.ic.ac.uk/foldoc/foldoc.cgi?lattice

Paul. Received on Fri May 16 2003 - 05:40:35 CDT