December 2017
Intermediate to advanced
434 pages
10h 14m
English
Content preview from SQL Server 2017 Administrator's Guide
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Dynamic management
Dynamic management consists of a huge set of views and table-valued functions so it's intended for the querying. Many dynamic management objects are used by other tools such as Management Studio reports or Activity Monitor, but we can use them to explore SQL Server ourselves. We can lead with very simple naming conventions:
- Every dynamic management object is placed into the sys schema
- Every dynamic management object starts with the dm_ prefix
- Every dynamic management object has also a second prefix defining subsystem monitored by this object, for example, sys.dm_db_ or sys.dm_exec_
- Dynamic management objects having the _stats suffix show data captured from the last SQL Server's startup and are erased every time SQL Server ...
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