Tuesday, April 28, 2015

Database is Suspect Mode

There is a time the electric blackout in my place and cause the database is unable to open. There is a (Suspect) after the database name as show as screen shot below. This know as Suspect Mode.



This issues may cause by:
  • There is not enough space available for the SQL Server to recover the database during startup.
  • The database cannot be opened due to inaccessible files or insufficient memory or disk space.
  • The database files are being held by operating system, third party backup software etc.
  • There was an unexpected SQL Server Shutdown, power failure or a hardware failure.


In order to resolve this problem, recovering is needed to access again the database. So first of all you may need a database administrator account login the MS SQL Management and click on new query button. And start the script as below:

EXEC sp_resetstatus [YourDatabaseName];
ALTER DATABASE [YourDatabaseName] SET EMERGENCY
DBCC checkdb([YourDatabaseName])
ALTER DATABASE [YourDatabaseName] SET SINGLE_USER WITH ROLLBACK IMMEDIATE
DBCC CheckDB ([YourDatabaseName], REPAIR_ALLOW_DATA_LOSS)
ALTER DATABASE [YourDatabaseName] SET MULTI_USER


Replace YourDatabaseName with your database name. In my example will be as follow.


EXEC sp_resetstatus [test_dr];
ALTER DATABASE [test_dr] SET EMERGENCY
DBCC checkdb([test_dr])
ALTER DATABASE [test_dr] SET SINGLE_USER WITH ROLLBACK IMMEDIATE
DBCC CheckDB ([test_dr], REPAIR_ALLOW_DATA_LOSS)
ALTER DATABASE [test_dr] SET MULTI_USER

Once you have done the script, click on execute query at the top. If for the first time is fail, double click again the make the script run. Then refresh your Object explorer and the (Suspect) will get rid and able to access the database again.

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