It was at the PASS Summit 2011 this year as I sat in a session being presented by Jason Strate on extended events that I made a mental note…….why the heck aren’t you utilizing the DMV’s as much as I could be. Then last week I am reading an article by Steve Jones on his blog about two DMV’s that were released with Microsoft’s SQL Server 2008 R2 Service Pack 1 release.
Dynamic Views and Functions return information on the state of the server. They can be used to monitor the health of a server, assist in diagnosing problems, or just help in every day tuning performance. It is important to note that with each release or version release the views could be removed or altered.
Since the Dynamic Views and Functions are broken out into Server scoped and Database scoped you will need to take into account two permissions when viewing or trying to run queries against utilizing these views and functions:
- Viewer Server State
- Viewer Database State
Querying a view or function is pretty straight forward, an example would be:
I think Microsoft has done a pretty good job in busting these out into groups and I have noted them below. The two that were released with Service Pack 1 are for checking the Service account.