Re: Relational algebra grammar?
From: Bob Badour <bbadour_at_golden.net>
Date: 3 Sep 2003 07:17:15 -0700
Message-ID: <cd3b3cf.0309030617.6e5ff0d0_at_posting.google.com>
Date: 3 Sep 2003 07:17:15 -0700
Message-ID: <cd3b3cf.0309030617.6e5ff0d0_at_posting.google.com>
Amund Trovåg <st08661_at_rasmus.uib.no> wrote in message news:<bj1r65$19da$1_at_toralf.uib.no>...
> Hello.
>
> I was wondering where I could find a formal definition of the relational
> algebra grammar.
You can find a grammar for Tutorial D at the following URL; although,
it's not quite you want:
http://www.hughdarwen.freeola.com/TheThirdManifesto.web/D.GRM
One can invent any number of formal definitions of the relational algebra depending on which operations one chooses as primitives. Received on Wed Sep 03 2003 - 16:17:15 CEST