单选题What does the output on this report indicate？（） RMAN report need backup； RMAN retention policy will be applied to the command RMAN retention policy is set to redundancy 1 Report of files with less than 1 redundant backups File #bkps Name 5 0 C:///ORACLE/ORADATA/ORCL/MY_DATA_01.DBFA The my_data_01.dbf datafile is corrupted and needs to be restored.B The my_data_01.dbf datafile has not yet been backed up. This report does not imply that the data in the datafile can not be recovered.C The my_data_01.dbf datafile has not yet been backed up. This report implies that the data in the datafile can not be recovered.D The my_data_01.dbf datafile no longer meets the retention criteria for backups.E Datafile 5 is missing.
单选题
What does the output on this report indicate？（） RMAN> report need backup； RMAN retention policy will be applied to the command RMAN retention policy is set to redundancy 1 Report of files with less than 1 redundant backups File #bkps Name 5 0 C:///ORACLE/ORADATA/ORCL/MY_DATA_01.DBF
A
The my_data_01.dbf datafile is corrupted and needs to be restored.
B
The my_data_01.dbf datafile has not yet been backed up. This report does not imply that the data in the datafile can not be recovered.
C
The my_data_01.dbf datafile has not yet been backed up. This report implies that the data in the datafile can not be recovered.
D
The my_data_01.dbf datafile no longer meets the retention criteria for backups.
E
Datafile 5 is missing.
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