Execution Related Dynamic Management Views and Functions Differences


SQL 2008: Added two new fields the the DMV (query_hash and query_plan_hash); designed to help performance tune queries with similar logic, you can read more about it at this link.


SQL 2008: The handle can now be also be from the sys.dm_exec_connections DMV; before it was from sys.dm_exec_query_stats, sys.dm_exec_requests, sys.dm_exec_cursors, sys.dm_exec_xml_handles, sys.dm_exec_query_memory_grants DMV only.

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