http://blog.sqlauthority.com/2013/08/28/sql-server-tips-for-sql-query-optimization-by-analyzing-query-plan/

http://web.synametrics.com/top10performancetips.htm

http://beginner-sql-tutorial.com/sql-query-tuning.htm

http://www.mindfiresolutions.com/SqlServer-Query-Optimization-Tips-470.php

 

 

 

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