Showing posts with label How To ?. Show all posts
Showing posts with label How To ?. Show all posts

How to restore system databases on lower build

knowledge sharing : Restoring System databases on different build

Issue :

Datafiles and log files are lost on Uat server  due to OS issue
------> Sql server is down
------> All data and log files lost including system database
------> Only backups are available

Database cannot be shrunk as it is either being shrunk by another process or is empty.

Hi, Today we faced below error on one of the servers while shrinking data file on user request.

Error :
/*************************************************************************************************/

File ID 1 of database ID 6 cannot be shrunk as it is either being shrunk by another process or is empty.
Msg 0, Level 11, State 0, Line 0
A severe error occurred on the current command. The results, if any, should be discarded.
/*************************************************************************************************/

How Sql server Deadlock Mechanism works

Deadlock Detection


Note: To enable deadlock , Please refer : How To Enable Deadlock Trace in Sql Server

 Deadlock detection is performed by a lock monitor thread that periodically initiates a search through all of the tasks in an instance of the Database Engine. The following points describe the search process: