问题

YouaremaintainingtheSALESdatabaseforanorganization.YouhaveenabledtheFlashbackDatabasefeatu

YouaremaintainingtheSALESdatabaseforanorganization.YouhaveenabledtheFlashbackDatabasefeatureandwanttoestimatetheflashbackspacerequiredforfutureoperations.Whichviewwouldyouquerytoestimatetheflashbackspacerequired？（）

A、V$DATABASE

B、V$FLASHBACK_DATABASE_STAT

C、V$FLASHBACK_DATABASE_LOG

D、V$RECOVERY_FILE_DEST

参考答案

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