Chapter 47. How to use Dynamic Management Views
This chapter covers how to use Dynamic Management Views (DMVs) to easily uncover detailed information about your SQL Server workload that can help you diagnose and correct many common SQL Server performance issues. This type of information is extremely valuable, especially in a high-volume production online transaction processing (OLTP) situation, where poor database performance can have a severe impact on your business.
Why should I use DMV queries?
Dynamic Management Views (and Dynamic Management Functions) were introduced in SQL Server 2005, and enhanced in SQL Server 2008. Back in the pre–SQL Server 2005 days, it was much more difficult to find out what was happening inside of ...