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Tag Archives: SQL
DMV-5 : Queries runing are adhoc or proc , single or multi use ?……..sys.dm_exec_cached_plans
sys.dm_exec_cached_plans DMV (Dynamic Management View), described by BOL as follows : http://msdn.microsoft.com/en-us/library/ms187404.aspx Returns a row for each query plan that is cached by SQL Server for faster query execution. You can use this dynamic management view to find cached query plans, cached query text, the amount of memory taken by cached plans, and the reuse … Continue reading
DMV-4 : Find top most expensive cached queries ?……..sys.dm_exec_query_stats
sys.dm_exec_query_stats DMV (Dynamic Management View), described in BOL as follows : http://msdn.microsoft.com/en-us/library/ms189741.aspx Returns aggregate performance statistics for cached query plans. The view contains one row per query statement within the cached plan, and the lifetime of the rows are tied to the plan itself. When a plan is removed from the cache, the corresponding rows … Continue reading
DMV-3 : What is currently going on ?……..sys.dm_exec_requests
sys.dm_exec_requests DMV (Dynamic Management View), described by BOL as follows: http://msdn.microsoft.com/en-us/library/ms177648.aspx Returns information about each request that is executing within SQL Server. sys.dm_exec_requests DMV is used to get details of currently running sessions. This DMV help us is getting details like used database, transaction isolation level, open transaction count, status, blocked session, percentage of task … Continue reading
Cumulative Update – 10 for SQL Server 2008 Service Pack 3 Is Now Available !
The 10th cumulative update release for SQL Server 2008 Service Pack 3 is now available. Cumulative Update 10 contains all the hotfixes released since the initial release of SQL Server 2008 SP3. Those who are facing severe issues with their environment, they can plan to test CU10 in test environment & then move to Production … Continue reading
Cumulative Update – 3 for SQL Server 2012 Service Pack 1 Is Now Available !
The 3rdcumulative update release for SQL Server 2012 Service Pack 1 is now available. Cumulative Update 3 contains all the hotfixes released since the initial release of SQL Server 2012 SP1. Those who are facing severe issues with their environment, they can plan to test CU3 in test environment & then move to Production after … Continue reading