Altering a Database
You can use the ALTER DATABASE statement to change a database’s definition in one of the following ways:
Change the name of the database.
Add one or more new data files to the database. You can optionally put these files in a user-defined filegroup. All files added in a single ALTER DATABASE statement must go in the same filegroup.
Add one or more new log files to the database.
Remove a file or a filegroup from the database. You can do this only if the file or filegroup is completely empty. Removing a filegroup removes all the files in it.
Add a new filegroup to a database. (Adding files to those filegroups must be done in a separate ALTER DATABASE statement.)
Modify an existing file in one of the following ways:
Increase the value ...
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