Re: foundations of relational theory?
From: Bob Badour <bbadour_at_golden.net>
Date: Sat, 25 Oct 2003 09:32:14 -0400
Message-ID: <3NydnUri4LY95geiU-KYuA_at_golden.net>
Date: Sat, 25 Oct 2003 09:32:14 -0400
Message-ID: <3NydnUri4LY95geiU-KYuA_at_golden.net>
"Marshall Spight" <mspight_at_dnai.com> wrote in message
news:LHpmb.22537$Tr4.49381_at_attbi_s03...
> "Anthony W. Youngman" <thewolery_at_nospam.demon.co.uk> wrote in message
news:Ko91hKAyFDj$EwOn_at_thewolery.demon.co.uk...
> >
> > My favourite example is always to quote an invoice. How many tables do
> > you need in a relational database? One for the invoice itself, one for
> > the addresses (two at least, billing and shipping), one for the line
> > detail, a couple maybe for the relationships ...
To answer Wol's question: One needs only one relation. Whether this is the best solution is another matter. Received on Sat Oct 25 2003 - 15:32:14 CEST