In RMAN, you execute the command CONFIGURE BACKUP OPTIMIZATION ON so that you can avoid backing up objects that are already backed up sufficiently within the retention policy. However, you want to make an additional backup of the USERS tablespace to a removable disk for offsite storage. How can you ensure that RMAN does not skip the backup of the USERS tablespace?(Choose the best answer.)
A. Turn backup optimization off, perform the backup, and then turn backup optimization back on.
B. Use the UNCONDITIONAL option: BACKUP UNCONDITIONAL TABLESPACE USERS;
C. Back up the tablespace to a different device type.
D. Use the FORCE option: BACKUP FORCE TABLESPACE USERS;
Answer: D来自 “ ITPUB博客 ” ，链接：https://blog.itpub.net/81227/viewspace-2125371/ ，如需转载，请注明出处，否则将追究法律责任。
