Duringregulardatabaseoperation,whichbackgroundprocesswilltakesmallerblocksoffreespaceinadictionary－managedtablespaceandmovethingsaroundtomakebiggerpiecesoffreespace?()A.DBW0B.LGWRC.ARCHD.SMONE.PMON
题目
Duringregulardatabaseoperation,whichbackgroundprocesswilltakesmallerblocksoffreespaceinadictionary－managedtablespaceandmovethingsaroundtomakebiggerpiecesoffreespace?()
A.DBW0
B.LGWR
C.ARCH
D.SMON
E.PMON
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参考答案和解析
参考答案：D