试题详情
- 单项选择题Flashback Database is enabled in your Oracle 10g database. One of your database users erroneously purged an important table residing in his schema. The table was purged sometime between 10：00 P.M. and 10：30 P.M. The next day， you decide to flash back the database. Before you flash back the database， you want to ensure that you have all the necessary flashback data. Which dynamic performance view must you use to determine whether you have the required flashback data to recover the purged table？（）
A、 V$DATABASE
B、 V$UNDOSTAT
C、 V$FLASHBACK_DATABASE_LOG
D、 V$FLASHBACK_DATABASE_STAT
- C
关注下方微信公众号，在线模考后查看
热门试题