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作者:zhonyong链接:https://www.zhihu.com/question/25532384/answer/81152571来源:知乎著作权归作者所有。商业转载请联系作者获得授权,非商业转载请注明出处。 首先来一句概括的总论:进程和线程都是一个时间段的描述,是CPU工作时间段的描述。 阅读全文
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log_timestamps [5.7] This variable was added in MySQL 5.7.2. Before 5.7.2, timestamps in log messages were written using the local system time zone by 阅读全文