试题详情
- 单项选择题You are required to flashback your database. You want to find the amount of flashback data generated since the database was opened. Which task will you perform to obtain the required information？（）
A、 Query the V$FLASHBACK_DATABASE_LOG view.
B、 Query the V$FLASHBACK_DATABASE_STAT view.
C、 Check the value of the DB_FLASHBACK_RETENTION_TARGET initialization parameter.
D、 Query the V$RECOVERY_FILE_DEST view.
- B
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