Choose two.
Which two statements are true when row-archival management is enabled?
A.The ORA_ARCHIVE_STATE column may only be queried by users with the DBA role set. B.The ORA_ARCHIVE_STATE column is only displayed if it is referenced in the column select list of a query C.The ROW ARCHIVAL VISIBILITY session parameter defaults to active rows. D.The ORA_ARCHIVE_STATE column may only be updated by users with the DBA role set. E.The ORA_ARCHIVE_STATE column is updated in an overnight maintenance job based on activity tracking.正确答案BC
