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知识点：数据库 2/10（单选/必答） Which of the foll...

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知识点：数据库 2/10（单选/必答）
Which of the following is NOT true about the SQL transaction control statements?

A. The COMMIT statement ends the current transaction and makes all data changes permanent.

B. The ROLLBACK statement ends the transaction and discards all the pending data changes.

C. Each DML statement is automatically committed.

D. All are true.