单选题You suspect unauthorized data manipulation language （DML） operations on a particular table. Youwant to track users who are performing the transactions and the values used in the transactions. You alsoplan to transfer these values to another table for analysis. How would you achieve this（）Aby using triggersBby using Data PumpCby using external tablesDby using anonymous PL/SQL blocks
单选题
You suspect unauthorized data manipulation language （DML） operations on a particular table. Youwant to track users who are performing the transactions and the values used in the transactions. You alsoplan to transfer these values to another table for analysis. How would you achieve this（）
A
by using triggers
B
by using Data Pump
C
by using external tables
D
by using anonymous PL/SQL blocks
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