Examine the following commands and their output: View the exhibit and examine the Flashback Version Query that was executed after the preceding commands. What could be the possible cause for the query not displaying any row?()
A:Flashback logging is not enabled for the database.
B:The changes made to the table are not committed.
C:Supplemental logging is not enabled for the database.
D:The database is not configured in ARCHIVELOG mode.
出自:Oracle认证