Re: In an RDBMS, what does "Data" mean?

"Eric Kaun" <ekaun_at_yahoo.com> wrote in message news:u%%vc.5733$1I.4192_at_newssvr32.news.prodigy.com...
> "Dawn M. Wolthuis" <dwolt_at_tincat-group.com> wrote in message
> news:c9of1n$7rt$1_at_news.netins.net...
> > "Anthony W. Youngman" <wol_at_thewolery.demon.co.uk> wrote in message
> > news:FhLmDnFZR7vAFwQU_at_thewolery.demon.co.uk...
> >
> > [SNIP]
> > > If you can't describe relational theory in terms of axioms and logical
> > > deductions, then it isn't maths and can't be science!
> >
> > By George, you've got it., Wol!!! Perfect!
> >
> > Relational theory, once some choice axioms are added in (without being
> > stated as axioms and without being obvious that they out to be axiomatic
> > when measured by any map to reality) does then proceed with mathematics,
> but
> > there is a lot of "tossing stuff in and out" going on because there is
not
> > that match with reality at each point.
>
> So what mathematical axioms do you know of that "map to reality"?

Those arithmetic ones have worked OK for me.

> I didn't
> realize that was the fundamental aspect of an axiom's value.

It is only of worth if you want to apply the mathematics to something, such as databases.

> And if it is,
> then again, what data axioms do you propose as a good start? They needn't
be
> formal, but have to have more meaning than "data comes in tuples".

I'm not in that spot yet and I do want them to be formal. smiles. --dawn Received on Fri Jun 04 2004 - 17:53:00 CEST