Re: Please help me with Relational Database design
Date: Wed, 5 Mar 2003 22:55:44 +0100
"_at_s" <edstasy@*nospam*home.nl> wrote in message
> I have an exam in Relational Database design in a few weeks, and I can't
> find out how to use the Armstrong Axioms.
> These are reflexivity, augmentation and transitivity.
> It looks
> For example, how can I proof (with Armstrong):
> ? -> ? |- ?? -> ?
> It looks very easy, but I can't find out how exactly it works.
> Hope you can help me.
Received on Wed Mar 05 2003 - 22:55:44 CET