December 2013
Intermediate to advanced
1872 pages
153h 31m
English
book
Microsoft® SQL Server 2012 Unleashed
by Ray Rankins, Paul T. Bertucci, Chris Gallelli, Alex T. Silverstein
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Dynamic Management Views
Dynamic management views (DMVs), which were introduced in SQL Server 2005, provide a simple means for assessing the state the state of your SQL Server instance. These views provide a lightweight means for gathering diagnostic information without the heavy burden of some of the more complicated diagnostic tools. The diagnostic tools, such as heavy Profiler traces, Performance Monitor, DBCC executions, and the Database Engine Tuning Advisor are still available, but oftentimes, the information returned from the DMVs is enough to determine what may be ailing a SQL Server machine.
An extensive number of DMVs are available in SQL Server 2012. Some DMVs are scoped at the server level, and others are scoped at the database level. ...