DMV in SQL Server is a catch-all term for Database Management Views [& Functions]. Technically they are all now DMOs (Database Management Objects) however the term DMV is still widely understood and accepted by most.
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Are the following statements concerning sys.dm_exec_requests true?
Parallel plans mean that cpu_time can be greater than total_elapsed time.
Therefore, per-query wait time is not possible to determine accurately from DMVs on servers with more than one CPU thread.
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