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Whatistheendresultofthesecommandsiftheyaresuccessful?()RMAN>showretentionpolicy;RMANconfigurationparametersfordatabasewithdb_unique_nameORCLare:CONFIGURERETENTIONPOLICYTOREDUNDANCY1;defaultBackupdatabasetag=gold_copyplusarchivelogtag=gold_copydeleteinput;Backupdatabasetag=silver_copyplusarchivelogtag=silver_copydeleteinput;

A.Attemptingtorestoresilver_copywillfail.

B.Attemptingtorestoregold_copywillfail.

C.Bothbackupswillbeavailableforrestorewithoutquestion.

D.Attemptingtorestoregold_copymayormaynotsucceed.

E.Youwillnotbeabletorestoreeithergold_copyorsilver_copy.


参考答案

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