You can delete backup templates. Thereafter, the data carrier specified in the backup template is no longer available for backups and recovery in the Database Manager.
? Database Manager GUI
Select the required database instance in the list of database instances.
Choose Instance ® Backup ® Backup Medium.
Choose the backup template you want to use.
? Backup Wizard
Select the desired backup template in the Media for Backup window.
To delete the chosen backup medium, choose Action ® Delete or Delete.
Concepts of the Database System, Backup Templates and Data Carriers