oracle数据库采用spfile启动,如果需要迁移FlashRecoveryArea到新的位置,而且Flashbacklog文件
1)Shutdowntheinstance.
2)ChangethevalueoftheDB_RECOVERY_FILE_DESTinitializationparametertoanewvalue.
3)ExecutetheALTERDATABASEFLASHBACKOFFcommand.
4)Startuptheinstanceandmountthedatabase.
5)ExecutetheALTERDATABASEFLASHBACKONcommand.
6)Openthedatabase.
下面哪个顺序是正确的操作步骤?()
A.1,4,3,2,6,5
B.1,4,2,6,3,5
C.2,1,4,3,5,6
D.3,2,1,4,5,6