[ ref ] Normalizing a Data Model in SQL Server

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[ ref ] Normalizing a Data Model in SQL Server

  1. 1. Articles Page 1 of 8 Normalizing a Data Model in SQL Server 2005 and 2008 By Eric Johnson,Joshua Jones Date: Jul 7, 2008 Sample Chapter is provided courtesy of Addison-Wesley Professional. Return to the article This chapter gives you the tools necessary to identify the current state of your data, set your goals, and normalize (and denormalize) your data as needed. Data normalization is probably one of the most talked-about aspects of database modeling. Before building your data model, you must answer a few questions about normalization. These questions include whether or not to use the formal normalization forms, which of these forms to use, and when to denormalize. To explain normalization, we share a little bit of history and outline the most commonly used normal forms. We don't dive very deeply into each normal form; there are plenty of other texts that

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