Chapter 3

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SQL Query Performance Analysis

A common cause of slow SQL Server performance is a heavy database application workload—the nature of the queries themselves. Thus, to analyze the cause of a system bottleneck, it is important to examine the database application workload and identify the SQL queries causing the most stress on system resources. To do this, you can use the Extended Events and other Management Studio tools.

In this chapter, I cover the following topics:

  • The basics of the Extended Events
  • How to analyze SQL Server workload and identify costly SQL queries using Extended Events
  • How to combine the baseline measurements with data ...

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