What is the purpose of the RMAN recovery catalog?()
- A、 It must be used because all RMAN-related backup and recovery metadata information is contained in it.
- B、 It provides a convenient, optional, repository of backup- and recovery-related metadata.
- C、 It provides the ability to store RMAN scripts for global use by any database that has access to the repository.
- D、 It provides a means of storing all RMAN backup sets physically in an Oracle database server.
- E、 It provides the ability to store backup records for more than a year.
正确答案:B,C,E
答案解析:有
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