单项选择题

YouaremaintainingyourdatabaseinOracle10g.YoufindthattheINDEXESindextablespaceshouldberecovered.Howwillyourecovertheindextablespace?()

A.byusingtheFlashbackDatabasefeature
B.byusingRMANincompleterecovery
C.byperformingauser-managedincompleterecovery
D.bydroppingandre-creatingtheindextablespace