Maintenance Plan Wizard (Define Backup Database Differential Task Page)

Use the Define Backup Database Differential Task page to add a backup task to the maintenance plan.

Options

Databases
Specify the databases affected by this task.
- All databases
  Generate a maintenance plan that runs this task against all SQL Server databases, except tempdb.
- All system databases
  Generate a maintenance plan that runs this task against each of the SQL Server system databases except tempdb. No maintenance tasks are run against user-created databases.
- All user databases
  Generate a maintenance plan that runs this task against all user-created databases. No maintenance tasks are run against SQL Server system databases.
- These specific databases
  Generate a maintenance plan that runs this task against only those databases that are selected. At least one database in the list must be selected if this option is chosen.

Backup component
Select Database to back up the entire database. Select File and filegroups to back up only a portion of the database. If selected, provide the file or filegroup name. When multiple databases are selected in the Databases box, only specify Databases for the Backup components. To perform file or filegroup backups, create a task for each database.

Backup set will expire
Specify when the backup set can be overwritten by another backup set.

Back up to
Back up the database to disk or to tape. Only tape devices attached to the computer containing the database are available.

Back up database across one or more files
Click Add to open the Select Backup Destination dialog box, and specify one or more disk locations, or tape device.

Click Remove to remove a file from the box.

Click Contents to read the file header and display the current backup contents of the file.

If backup files exist
Specify how to handle existing backups. Select Overwrite to remove the old content of a file or tape, and replace it with this new backup. Select Append to add the new backups after any existing backups in the file or on the tape.

Create a backup file for every database
Create a backup file in the location specified in the folder box. One file is created for each database selected.

Create a sub-directory for each database
Create a subdirectory under the specified disk directory that contains the database backup for each database being backed up as part of the maintenance plan.

Important

The subdirectory will inherit permissions from the parent directory. Restrict permissions to avoid unauthorized access.

Folder
Specify the folder to contain the automatically created database files.

Backup file extension
Specify the extension to use for the backup files. The default is .bak.

Verify backup integrity
Make sure that the backup set is complete and that all volumes are readable.

Release	History
12 December 2006	New content: Added descriptions for Backup set will expire, Backup file extension, and Verify backup integrity.