【多选题】
Examine the following command that is used to duplicate a database on the same host：  <br /> RMAN> RUN { <br /> ALLOCATE AUXILIARY CHANNEL， aux 1 DEVICE TYPE DISK； DUPLICATE TARGET DATABASE TO auxdb SKIP READONLY； \ }<br /> 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
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