Next, read Tibor Karaszi's "Recommended actions for corrupt or suspect databases."
If you get to step six and still cannot get yourdatabase back up and running, it's time to restore from your last good backup. But you still might have a chance to retrieve any changed data that's in the database. SQL Server 2005 introduces a new database state, called EMERGENCY. This state puts the database into read-only, single-user mode, with access allowed by members of the sysadmin role only. This will make your database accessible and let you get in to pull out any data before doing a full restore.
To put a database into EMERGENCY state, use the following T-SQL, substituting the name of your database for 'YourDatabase':
ALTER DATABASE YourDatabase SET EMERGENCY;
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