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Date: Fri, 12 Nov 2010 12:33:53 +1100
From: Clifford Heath <no@spam.please.net>
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Subject: Re: Designing DB in accordance with the relational model
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Roy Hann wrote:
> Clifford Heath wrote:
>> [Nulls] are an
>> efficiency feature, added to allow a reduction in the number of
>> physical tables required,
> *PLONK!*  And on so many levels too.

Twat.

If you want to avoid NULLs, you add tables. Cleaner, but typically slower.
Perhaps not the way it should be, but the way existing RDBMS' are.