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单选题
Buffers表示的是（）。
A
缓冲区
B
句柄
C
浏览
D
备份
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Which three statements are true about memory buffer allocation by a MySQL Server?()
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What are the consequences of executing the SHUTDOWN ABORT command？ （）A、The database files are synchronized.B、Uncommitted changes are not rolled back.C、The database is closed， but the instance is still started.D、Database buffers and redo buffers are not written to the disk.E、The database undergoes automatic media recovery during the next startup.
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