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Can I delete TempDB MDF?
3 Answers. No, you cannot delete the tempdb mdf file. If you need to shrink the file again, restart SQL Server, and then run DBCC SHRINKFILE() . This is a supported operation, unlike any of this “delete an mdf file while SQL Server is not looking” voodoo.
How do I stop TempDB from growing?
In general, manually setting tempdb files to a reasonable size will help you avoid significant auto-growth operations. Most importantly, if tempdb files do auto-grow, you need to determine whether the new file sizes are reasonable high-water marks. If they are, consider manually setting the file size to compensate.
How to check file space usage in tempdb?
The first view (sys.dm_db_file_space_usage) returns space usage information for each data file in tempdb. It gives a high level distribution of the space occupied by tempdb. For example, when I ran the following query on my local instance of SQL Server 2019:
Can a SQL Server instance have a tempdb database?
You have a SQL Server instance on which the TempDB database is starting to grow very fast. In this tip I will show you two Dynamic Management Views that give us information required to determine how much TempDB space is being used by each session.
How to troubleshoot a sort spilling to tempdb?
In the following tip you can see how to troubleshoot a sort spilling to TempDB: Correct SQL Server TempDB Spills in Query Plans Caused by Outdated Statistics. It’s very important to monitor TempDB growth, the following tip will teach you how to implement an alert when TempDB is growing: SQL Server Alert for TempDB Growing Out of Control.
Why are there so many pages in tempdb?
Internal objects are those created to process a query like a hash join, a sort spilling into TempDB or a spool operation. When you see that a session has too much TempDB usage, you should take a look if it’s caused by internal or user objects. If there are too many pages allocated to user objects, probably the session has big temporary tables.