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Oracle9iextendsthecursorsharingfunctionalitywiththenewvalueofSIMILARfortheCURSOR_SHARINGparameter.WithCURSOR_SHARING=SIMILAR,cursorsaresharedforsafeliteralsonly.Whatismeantby‘safeliteralsonly’?()

A.Noliteralvalueissubstitutedforasharedcursor.

B.Differentexecutionplansaregeneratedforsubstitutedliteralvalues.

C.Thesubstitutionofaliteralvaluewillproducedifferentexecutionplans.

D.Thesubstitutionofanyliteralvaluewillproduceexactlythesameexecutionplan.

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更多 “ Oracle9iextendsthecursorsharingfunctionalitywiththenewvalueofSIMILARfortheCURSOR_SHARINGparameter.WithCURSOR_SHARING=SIMILAR,cursorsaresharedforsafeliteralsonly.Whatismeantby‘safeliteralsonly’?() A.Noliteralvalueissubstitutedforasharedcursor.B.Differentexecutionplansaregeneratedforsubstitutedliteralvalues.C.Thesubstitutionofaliteralvaluewillproducedifferentexecutionplans.D.Thesubstitutionofanyliteralvaluewillproduceexactlythesameexecutionplan. ” 相关考题
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