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In which scenario will you perform a user-managed incomplete recovery？（）
A: when a table is dropped and stored in the Recycle Bin
B:when a table is dropped and purged from the Recycle Bin
C: when you are required to recover an existing table to its previous state
D: when you are required to view all the versions of a row of an existing table between a specific time period

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出自：Oracle认证

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