Re: Interpretation of Relations
From: Marshall <marshall.spight_at_gmail.com>
Date: 20 Jan 2007 06:53:04 -0800
Message-ID: <1169304784.368406.150520_at_a75g2000cwd.googlegroups.com>
Date: 20 Jan 2007 06:53:04 -0800
Message-ID: <1169304784.368406.150520_at_a75g2000cwd.googlegroups.com>
On Jan 20, 6:17 am, Bob Badour <bbad..._at_pei.sympatico.ca> wrote:
>
> Exactly! DEE is the relational equivalent of 'True' and is the identity
> element for JOIN while DUM is the relational equivalent of 'False'.
Marshall Received on Sat Jan 20 2007 - 15:53:04 CET