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单选题
Which statement is true about FLUSH LOGS command?（）
A
It requires the RELOAD, FILE, and DROP privileges
B
It closes and reopens all log files
C
It closes and sends binary log files to slave servers
D
It flushes dirty pages in the buffer pool to the REDO logs
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考题
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考题
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The command succeeds only if the data file is offline.C
The command must be issued when the database is in the archivelog mode.D
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