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Which four actions are possible during an Online Data file Move operation?（）
A:Creating and dropping tables in the data file being moved
B:Performing file shrink of the data file being moved
C:Querying tables in the data file being moved
D:Performing Block Media Recovery for a data block in the data file being moved
E:Flashing back the database
F:Executing DML statements on objects stored in the data file being moved

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出自：Oracle认证

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