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You want to take a complete database backup using RMAN. The backup should consist onlythe used blocks from your database. Which two statements are true about this backup operation?() 

发布日期:2020-04-10

You want to take a complete database backup using ...
A

Backup compression should be enabled

B

Parallelism for the channel should be set to 2

C

All the files must be backed up as backup sets

D

The backup may be stored either on disk or on media with media manager

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