Chapter 2: Troubleshooting Queries
In Chapter 1, An Introduction to Query Tuning and Optimization, we introduced you to reading execution plans as the primary tool we’ll use to interact with the SQL Server query processor. We also checked out the SET STATISTICS TIME and SET STATISTICS IO statements, which can provide you with additional performance information about your queries. In this chapter, we continue where we left off in the previous chapter. We will look into additional tuning tools and techniques you can use to find out how many server resources your queries are using and how to find the most expensive queries on your system.
Dynamic management views (DMVs) were introduced with SQL Server 2005 as a great tool to diagnose problems, ...
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