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A Jack of all trades is a master of integration, as such an individual who knows enough from many learned trades and skills to be able to bring their disciplines together in a practical manner, and is not a specialist but can be an expert in many fields. Such a person is known as a polymath or a renaissance man; a typical example is someone like Leonardo da Vinci.

Sunday, February 21, 2010

Learning Snax: Covering Index using Included Columns

This video will show how to use included columns in a non-clustered index in optimizing a query.



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