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单项选择题Which RMAN backup command is used to create the block-change tracking file?()  

A、 alter database create block change tracking file

B、 alter database enable block change file

C、 alter database enable block change tracking using file ,/ora01/opt/ block_change_tracking.fil

D、 alter system enable block change tracking using file ’/ora01/opt/block_ change_tracking.fil’

E、 alter system block change tracking on

  • C
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