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单项选择题假设用户正在执行UPDATE操作,此时用以下哪种方法可以关闭数据库()

A、SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN ABORT

B、SHUTDOWN或SHUTDOWN NORMAL或SHUTDOWN TRANSACTIONAL

C、SHUTDOWN NORMAL或SHUTDOWN ABORT或SHUTDOWN IMMEDIATE

D、SHUTDOWN或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONAL

E、SHUTDOWN ABORT或SHUTDOWN IMMEDIATE或SHUTDOWN TRANSACTIONAL

  • A
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