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Normalization in sql

Explain the normalization and why it is done. explain the case when we avoid the normalization in database.
Asked by: robindas | Member Since Nov-2012 | Asked on: Jan 16th, 2013

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ppad001

Answered On : Feb 27th, 2013

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For perfomance optimization.
Like in case of datawarehousing operation the no of tables to be joined to get the desired output might be too high. In such a case we de-normalize to serve our purpose.

  
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