Re: Few confusing things about first normal form

From: Gene Wirchenko <>
Date: Thu, 23 Oct 2008 11:43:30 -0700
Message-ID: <> wrote:


>Anyways, I realize SQL doesn’t allow multi-valued attributes, but I
>figured at least in theory they would be allowed, since I can’t bring
>myself to believe that the author of my book was so off. Uh

     No, they are not allowed under the RM, and there are good reasons for this. (You can break up multi-valued attributes into another relation.)

>thank you all for helping me


Gene Wirchenko

Computerese Irregular Verb Conjugation:

     I have preferences.
     You have biases.
     He/She has prejudices.
Received on Thu Oct 23 2008 - 20:43:30 CEST

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