多选题
You want to flash back a test database by five hours.You issue this command:SQL > FLASHBACK DATABASE TO TIMESTAMP (SYSDATE - 5/24);Which two statements are true about this flashback scenario?（）
发布日期：2022-07-18
A
The database must have multiplexed redo logs for the flashback to succeed.
B
The database must be MOUNTED for the flashback to succeed.
C
The database must use block change tracking for the flashback to succeed.
D
The database must be opened in restricted mode for the flashback to succeed.
E
The database must be opened with the RESETLOGS option after the flashback is complete.
F
The database must be opened in read-only mode to check if the database has been flashed back to the correct SCN.
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