Details:
To remove a database with its contents:
1 On your Home page, click the domain name you need.
2 Click Databases in the Applications and Services group.
3 Select a check box corresponding to the database that you wish to remove.
If the required check box appears grayed out, this means that this database is
used by a site application and you can remove it only by uninstalling the respective
application.
4 Click Remove Selected.
5 Confirm removal and click OK.