Before performing maintenance on a database, make the database unavailable.
How to make a database unavailable
1 In Servers and Databases, select the database to make unavailable.
2 In the Navigation Pane, choose Database Tools➛Make Database Unavailable.
3 In Verify User Credentials, provide login credentials. Then, choose OK.
4 In the confirmation message, shown in Figure 10‑34, choose OK. The Metrics Management server changes the database status from Available to Unavailable.
