（单选题）
What is the purpose of the catalog command？（）
A To review RMAN control file and recovery catalog metadata and ensure that its correct
B To delete RMAN backup-related metadata from the recovery catalog
C To create metadata in the control file and the recovery catalog related to backup set pieces
D To create a report that lists database backups
E To rebuild the recovery catalog
正确答案
答案解析
略
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