flashback table"BIN$F2JFfMq8Q5unbC0ceE9eJg==$0"to before drop;
Later,the user notifies you that the data in the table seems to be very old and out of date.
What might be the problem?
A. Because a proper range of SCNs was not specified,the wrong data was restored.
B. A proper range of timestamps was not specified,so the wrong data was restored.
C. A previous Flashback Drop operation had been performed,resulting in multiple versions of the table being stored in the Recycle Bin.
D. Either option A or B could be correct.Not enough information was provided to determine which.
E. None of the above.
答案:(C)
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