请问除了sum,average,count,product,max,min这几个函数比较常用意外,还有那几个是比较常用的,请多告诉我20个,以及用法,
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![请问除了sum,average,count,product,max,min这几个函数比较常用意外,还有那几个是比较常用的,请多告诉我20个,以及用法,](/uploads/image/z/14156349-69-9.jpg?t=%E8%AF%B7%E9%97%AE%E9%99%A4%E4%BA%86sum%2Caverage%2Ccount%2Cproduct%2Cmax%2Cmin%E8%BF%99%E5%87%A0%E4%B8%AA%E5%87%BD%E6%95%B0%E6%AF%94%E8%BE%83%E5%B8%B8%E7%94%A8%E6%84%8F%E5%A4%96%2C%E8%BF%98%E6%9C%89%E9%82%A3%E5%87%A0%E4%B8%AA%E6%98%AF%E6%AF%94%E8%BE%83%E5%B8%B8%E7%94%A8%E7%9A%84%2C%E8%AF%B7%E5%A4%9A%E5%91%8A%E8%AF%89%E6%88%9120%E4%B8%AA%2C%E4%BB%A5%E5%8F%8A%E7%94%A8%E6%B3%95%2C)
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