【多选题】Examine the following command that is used to duplicate a database on the same host: Which two statements describe the effect after the database is duplicated successfully? ()
A.
The data files of the read-only tablespaces in the target database are not duplicated
B.
The read-only tablespaces in the target database are still defined in new the database
C.
The read-only tablespaces in the target database are changed to online after duplication
D.
The data files of the read-only tablespaces in the target database get duplicated
E.
The read-only tablespaces in the target database are not defined in the new database