单选题You are maintaining the SALES database for an organization. You have enabled the Flashback Database feature and want to estimate the flashback space required for future operations. Which view would you query to estimate the flashback space required？（）A V$DATABASEB V$FLASHBACK_DATABASE_STATC V$FLASHBACK_DATABASE_LOGD V$RECOVERY_FILE_DEST
单选题
You are maintaining the SALES database for an organization. You have enabled the Flashback Database feature and want to estimate the flashback space required for future operations. Which view would you query to estimate the flashback space required？（）
A
V$DATABASE
B
V$FLASHBACK_DATABASE_STAT
C
V$FLASHBACK_DATABASE_LOG
D
V$RECOVERY_FILE_DEST
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