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RE: Normalization

From: Lex de Haan <lex.de.haan_at_naturaljoin.nl>
Date: Thu, 29 Jul 2004 17:58:55 +0200
Message-ID: <JFEEIGBIDOCCDALDIPLNGEHFCGAA.lex.de.haan@naturaljoin.nl>


complete (and dangerous) nonsense.
normalization is about removing redundancy -- not to save disk storage, but to maintain data consistency. there is the exception of the DWH world, though, where redundancy is not a problem
(due to the read-only nature of such environments) and where the redundancy is supposed to result in better performance for high volume data sets.  

Kind regards,
Lex.  



visit my website at http://www.naturaljoin.nl

-----Original Message-----

From: oracle-l-bounce_at_freelists.org
[mailto:oracle-l-bounce_at_freelists.org]On Behalf Of Paul Baumgartel Sent: Thursday, July 29, 2004 16:32
To: oracle-l_at_freelists.org
Subject: Normalization

Today, I always introduce redundancy into the model whenever it can eliminate an SQL join, but not always. I make my decision based on two criteria:



Paul Baumgartel
Transcentive, Inc.
www.transcentive.com                 

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Received on Thu Jul 29 2004 - 10:55:35 CDT

Original text of this message

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