YouareconfiguringthePRODdatabasetouseaninternaltuningalgorithmtomonitortheperformanceoftheworkload.Toachievethisconfiguration，youspecifythefollowingparametersettingsintheSPFILE：SGA_TARGET=512MSHARED_POOL_SIZE=256MWhichtwostatementsaretruewhenmodifyingtheSHARED_POOL_SIZEinitializationparameterintheSPFILE？（）
A.ModifyingtheSHARED_POOL_SIZEinitializationparametercannotbeaccomplishediftheSGA_TARGETinitializationparameterissettoanon-zerovalue.
B.ModifyingthevalueoftheSHARED_POOL_SIZEinitializationparametertozeroisnotallowediftheSGA_TARGETinitializationparameterissettoanonzerovalue.
C.IncreasingthevalueoftheSHARED_POOL_SIZEinitializationparameterdoesnotincreasethesharedpoolcomponentsize.Itsetsthelowerlimitforthesizeofthiscomponent.
D.DecreasingthevalueoftheSHARED_POOL_SIZEinitializationparameterdoesnotreducethesizeofthesharedpoolcomponentimmediately.Itsetsthelowerlimitforthesizeofthiscomponent.
E.IncreasingthevalueoftheSHARED_POOL_SIZEinitializationparameterimmediatelyincreasesthesharedpoolcomponenttothedesiredsizebyreallocatingtheadditionalmemoryfromtheauto-tunedmemorycomponents.
F.DecreasingthevalueoftheSHARED_POOL_SIZEinitializationparameterimmediatelyshrinksthesharedpoolcomponenttothedesiredsizewhilereallocatingthereleasedmemorytothememorycomponentsthatarenotauto-tuned.
时间：2023-09-10 13:41:08
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