Whichstatementsaretrueregardingtablecompression?()

A.Itsavesdiskspaceandreducesmemoryusage. B.Itsavesdiskspacebuthasnoeffectonmemoryusage. C.ItincursextraCPUoverheadduringDMLaswellasdirectloadingoperations. D.ItincursextraCPUoverheadduringDMLbutnotdirectloadingoperations. E.ItrequiresuncompressoperationduringI/O.

时间:2023-09-14 17:27:54

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