WhichpseudocolumncouldyouusetoidentifyauniquerowinaFlashbackVersionsQuery?()A.XIDB.VERSIONS_PKC.VERSIONS_XIDD.VERSIONS_UNIQUE

题目
WhichpseudocolumncouldyouusetoidentifyauniquerowinaFlashbackVersionsQuery?()

A.XID

B.VERSIONS_PK

C.VERSIONS_XID

D.VERSIONS_UNIQUE


相似考题