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tttty
V2EX  ›  Hadoop

请教一下 spark 中怎么求 x 分位数

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  •   tttty · Sep 30, 2017 · 4012 views
    This topic created in 3145 days ago, the information mentioned may be changed or developed.

    x 分位数是指把数值类型的数升序排序后，处于(x/100)*count 位置上的数。

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    countSpark分位数位数
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