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  • PX Deq: Execution Msg等待事件

    Occurs when a parallel slave is waiting to be told what to do. This is normally considered an idle event, but can cause excessive CPU in some cases.      

    Solution

    Reduce the degree of parallelism in the query if excessive CPU usage is detected.
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  • 原文地址：https://www.cnblogs.com/macleanoracle/p/2967855.html
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