C H A P T E R  13

Performance Tuning and Optimization

SQL Server 2012 and the Windows operating systems that it runs on perform very well storing, maintaining, and presenting data to your users. Many of the processes that make them run so well are built into SQL Server 2012 and the operating system. Sometimes, because of a variety of factors, such as data changes, new code, or poor design choices, performance can suffer. To understand how well, or poorly, your server is performing, you need to understand how to measure that performance.

A number of methods of collecting performance data are available, including the Performance Monitor utility in Windows and the dynamic management objects (DMOs) in SQL Server. All this server information can ...

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