Which statement about recovering from the loss of a redo log group is true?（）<br>A:If the lost redo log group is ACTIVE, you should first attempt to clear the log file.<br>B:If the lost redo log group is CURRENT, you must clear the log file.<br>C:If the lost redo log group is ACTIVE, you must restore, perform cancel-based incomplete recovery, and open the database using the RESETLOGS option.<br>D:If the lost redo log group is CURRENT, you must restore, perform cancel-based incomplete recovery, and open the database using the RESETLOGS option.

Which statement about recovering from the loss of a redo log group is true?（）
A:If the lost redo log group is ACTIVE, you should first attempt to clear the log file.
B:If the lost redo log group is CURRENT, you must clear the log file.
C:If the lost redo log group is ACTIVE, you must restore, perform cancel-based incomplete recovery, and open the database using the RESETLOGS option.
D:If the lost redo log group is CURRENT, you must restore, perform cancel-based incomplete recovery, and open the database using the RESETLOGS option.

出自：Oracle认证

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