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Tag Archives: SQL 2005

DMV-13 : Finding locking & blocking……..sys.dm_tran_locks

sys.dm_tran_locks DMV (Dynamic Management View), described by BOL as follows: http://msdn.microsoft.com/en-us/library/ms190345.aspx Returns information about currently active lock manager resources. Each row represents a currently active request to the lock manager for a lock that has been granted or is waiting to be granted. The columns in the result set are divided into two main groups: … Continue reading

DMV-12 : Retaion in Session & Transaction……..sys.dm_tran_session_transactions

sys.dm_tran_session_transactions DMV (Dynamic Management View), described by BOL as follows: http://msdn.microsoft.com/en-us/library/ms188739.aspx Returns correlation information for associated transactions and sessions. This DMV helps in correlating the relation between session & transaction. We can get several details about transaction by correcting it will other DMVs & system catalogs. Query 1 : Query to check Transaction & Session … Continue reading

DMV-11 : T-Log space used by transaction……..sys.dm_tran_database_transactions

sys.dm_tran_database_transactions DMV (Dynamic Management View), described by BOL as follows: http://msdn.microsoft.com/en-us/library/ms186957.aspx Returns information about transactions at the database level. Some time , T-log space is hugely consumed by database & we are not aware that which transaction is culprit for this. This is useful DMV in such conditions to check T-log space used by each … Continue reading

DMV-9 : Digging out details of CLR Tasks……..sys.dm_clr_tasks

sys.dm_clr_tasks DMV (Dynamic Management View), described by BOL as follows: http://msdn.microsoft.com/en-in/library/ms177528.aspx Returns a row for all common language runtime (CLR) tasks that are currently running. A Transact-SQL batch that contains a reference to a CLR routine creates a separate task for execution of all the managed code in that batch. Multiple statements in the batch … Continue reading

DMV-8 : Check Space consumed by Database……..sys.dm_db_file_space_usage

sys.dm_db_file_space_usage DMV (Dynamic Management View), described by BOL as follows: http://msdn.microsoft.com/en-us/library/ms174412.aspx Returns space usage information for each file in the database. It’s most commonly used DMV to check total used & available free space in database. Before SQL Server 2012, it applicable only to the tempdb database Key Columns :- database_id – identifies the database … Continue reading

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