Useful Commands in RMAN

# Find out the tag for the backup set that you want
list backup summary completed between '25-04-2008 21:00:00' and '25-04-2008 22:00:00';

# List the backup pieces in the
LIST BACKUPPIECE = '';

# Summary list of all backupsets
LIST BACKUPSET SUMMARY;

# This deleted, with a prompt first, the backupsets with a tag that you specify
DELETE FORCE BACKUPSET TAG = ;