You want to take a complete database backup using RMAN. The backup should consist only the used blocks from your database.Which two statements are true about this backup operation?()
- 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
正确答案:D,E
答案解析:有
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