You can find the necessary directory by checking the Service tab of SQL Server service properties in SQL Server Configuration Manager (See Figure 4): Figure 4. It can be different in your installation. Note that step 2 refers to the Binn directory location. Issue sqlservr –m OR NET start MSSQLServer /c /m /T3604įigure 2.Navigate to C:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\Binn.To restore the master database, you need the SQL Server instance in the single user mode. Stopping SQL Services START SQL SERVER IN THE SINGLE USER MODE Stop all SQL Server Services with the SQL Server Configuration Manager: right-click each service and select Stop from the context menu (see fig. In this case, you will not be able to proceed with an interactive session from SQL Server Management Studio. Problems can occur if you start the instance in the single-user mode while the application has already established a session. Thus, it is essential to make sure that the active session is the only one controlling the instance.įor that, stop all application services from accessing the instance, especially if such applications have privileged access. Restoring the master database to another instance will involve starting the instance in the single user mode. In this article, we will examine the specific case of moving the master database to another instance. The most frequent cases are the database crash or the necessity to restore the master database to another instance when no longer use the source instance. Equally important is to know how to restore the master database to the instance. It is crucial to back up the master database daily. Then, it involves all instance level principals for the current instance. First, it has the information necessary for opening all other databases and has to be opened first. The importance of the master database is crucial. It also contains most of the dynamic management views that are necessary to monitor the instance. When you run sp_configure, you are writing data to the master database. The master database contains records of the structure/configuration for both the current instance and all other databases.
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