03.10.2017
RMAN Catalog Maintenance for old Backups on Tape (sbt)
Löschen alter Tape-Drives (sbt) Backups aus dem RMAN Catalog eine
connect to Database and RMAN Catalog
rman target / catalog rman/rman@rman
Allocale Maintenance-Device to clean old backups from catalog
allocate channel for maintenance device type sbt parms 'SBT_LIBRARY=oracle.disksbt, ENV=(BACKUP_DIR=/tmp)';
Crosschek with “Fake” sbt and delete old Backups from catalog
crosscheck backup; crosscheck archivelog all; delete noprompt force expired backup; delete noprompt force obsolete;