The Seven Sins against T-SQL Performance
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        Published on Wed, 29 Aug 2012 06:00:00 UT
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            2012/09/01
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There are seven common antipatterns in T-SQL coding that make code perform badly, and three good habits which will generally ensure that your code runs fast. If you learn nothing else from this list of great advice from Grant, just keep in mind that you should 'write for the optimizer'.
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