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Which of the following restrictions are not true with respect to tablespace point-in-time recovery？（）
A: The target database must be in NOARCHIVELOG mode.
B: No backup is required of the database before you perform a TSPITR.
C: You must have all archived redo logs generated since the last backup up to the point to which you want to restore the transport set.
D: If you rename a tablespace， you can not perform a TSPITR to any point in time before that rename operation occurred.
E: If you have tables in tablespace_1 that have associated constraints in tablespace_2，then you must transport both tablespaces.

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出自：Oracle认证

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