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To clean up old records that are in a Flashback Data Archive and are past the retention period， what must the DBA do？（）  
A: TRUNCATE the archive table.
B: DROP the Flashback Data Archive.
C: Nothing；expired rows are automatically removed.
D: Nothing；expired rows are moved to an archive table.
E: Delete entries from the archive where the metadata date retained is greater than the retention period.

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出自：Oracle认证

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