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【oracle】oracledba25 a list of files that have not been backed up for three days

You executed the following command in Recovery Manager (RMAN) aga

inst your Oracle 10g database:  

RMAN> REPORT NEED BACKUP days 3;  

What would be the output of this command?  

A. a list of files that require a backup within three days  

B. a list of files that have not been backed up for three days  

C. a list of files that RMAN recommends be backed up only once in every three days, based on low volatility  

D. a list of files for which a backup has already been performed and may need a backup after three days  

Answer: B  

【oracle】oracledba25 a list of files that have not been backed up for three days