Which method would you use to undo the changes made by a particular transaction without affecting the changes made by other transactions?（）A、point-in-time recoveryB、execute the ROLLBACK command with transaction numberC、flashback the database to before the

题目

Which method would you use to undo the changes made by a particular transaction without affecting the changes made by other transactions?（）

A、point-in-time recovery
B、execute the ROLLBACK command with transaction number
C、flashback the database to before the transaction was committed
D、determine all the necessary undo SQL statements from FLASHBACK_TRANSACTION_QUERY and use them for recovery

参考答案和解析

正确答案:D

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Which method would you use to un

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