CHAPTER 7

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Analyzing Query Performance

The previous chapter showed how to gather query performance metrics. This chapter will show how to consume those metrics to identify long-running or frequently called queries. Then I’ll go over the tools built right into Management Studio so you can understand how a given query is performing. I’ll also spend a lot of time talking about using execution plans, which are your best view into the decisions made by the query optimizer.

In this chapter, I cover the following topics:

  • How to analyze the processing strategy of a costly SQL query using Management Studio
  • How to analyze methods used by the query optimizer ...

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