单选题You have used the CROSSCHECK BACKUP command to verify that the backups recorded in the RMAN repository actually exist. Which command should you now use to check if any of the files were missing？（）A LIST EXPIREDB DELETE EXPIREDC DELETE OBSOLETED CHANGE
题目
单选题
You have used the CROSSCHECK BACKUP command to verify that the backups recorded in the RMAN repository actually exist. Which command should you now use to check if any of the files were missing？（）
A
LIST EXPIRED
B
DELETE EXPIRED
C
DELETE OBSOLETE
D
CHANGE UNCATALOG