Re: Normalisation

From: Jan Hidders <jan.hidders_at_REMOVETHIS.pandora.be>
Date: Wed, 29 Jun 2005 19:51:11 GMT
Message-ID: <PYCwe.133261$Sh1.7196835_at_phobos.telenet-ops.be>


Patsybulo wrote:
> How are issues of Null values handled when normalising a database?

Strictly speaking normalization theory doesn't handle relations with null values. But you can apply the theory anyway if you think of null values as special values that are distinct from all other values.

  • Jan Hidders
Received on Wed Jun 29 2005 - 21:51:11 CEST

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