Whichstatementsaretrueregardingtablecompression?()
A.Itsavesdiskspaceandreducesmemoryusage.
B.Itsavesdiskspacebuthasnoeffectonmemoryusage.
C.ItincursextraCPUoverheadduringDMLaswellasdirectloadingoperations.
D.ItincursextraCPUoverheadduringDMLbutnotdirectloadingoperations.
E.ItrequiresuncompressoperationduringI/O.
时间:2023-09-14 17:27:54
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