Re: Database design question

From: Erwin <>
Date: 27 Jun 2006 04:24:12 -0700
Message-ID: <>

> I might suggest the Principle of Orthogonal Design (POOD) would give
> some clues. I think you might get a few more from Fabian Pascal's
> _Practical Issues in Database Management_ -- especially the sections on
> sub-types.

POOD ???? I thought that the inventors of POOD considered nulls to be a violation of 1NF. The first step in avoiding nulls is therefore applying 1NF. I thought POOD was entirely orthogonal to the issue of normal forms. Received on Tue Jun 27 2006 - 13:24:12 CEST

Original text of this message