试题详情
- 单项选择题You have a read-only tablespace on read-only media. You want to perform a media recovery on the existing data files， but using a backup control file. The backup control file indicates that the status of the read-only tablespace was read/write when the control file was backed up. What should you consider？（）
A、 take data files from the read-only tablespace offline before performing a recovery
B、 recovery using backup control file is not possible， so restore all the files from the last full database backup， and then open the database
C、 drop the read-only tablespace and re-create the tablespace after recovery
D、 perform a recovery； status of the tablespace in control file will be changed automatically
- A
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