Re: atomic

From: paul c <>
Date: Fri, 02 Nov 2007 14:59:16 GMT
Message-ID: <8XGWi.166948$Da.147283_at_pd7urf1no>

paul c wrote:
> The relvars and keys example might be a little more interesting than
> mine. I'd say this is because D&D emphasize that an empty header can be
> a key. But if it is, then there would be only one tuple for a given
> relation that has an empty RVA, no other tuples for that RVA. ...

Oops, should have said ",no other tuples about that relation's keys". Received on Fri Nov 02 2007 - 15:59:16 CET

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