TocleanupoldrecordsthatareinaFlashbackDataArchiveandarepasttheretentionperiod,whatmusttheDBAdo?()A.TRUNCATEthearchivetable.B.DROPtheFlashbackDataArchive.C.Nothing;expiredrowsareautomaticallyremoved.D.Nothing;expiredrowsaremovedtoanarchivetable.E.Deleteent

题目
TocleanupoldrecordsthatareinaFlashbackDataArchiveandarepasttheretentionperiod,whatmusttheDBAdo?()

A.TRUNCATEthearchivetable.

B.DROPtheFlashbackDataArchive.

C.Nothing;expiredrowsareautomaticallyremoved.

D.Nothing;expiredrowsaremovedtoanarchivetable.

E.Deleteentriesfromthearchivewherethemetadatadateretainedisgreaterthantheretentionperiod.


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参考答案和解析
参考答案:C