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作者 liton 在 PTT [ Database ] 看板的留言(推文), 共3則
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[SQL] 多個欄位求標準差?不是stddev
[ Database ]9 留言, 推噓總分: +4
作者: liton - 發表於 2019/08/06 19:15(4年前)
3F→liton: 我目前找到的方法也是類似樓上兩位,但我要計算的統計量近百08/06 22:57
4F→liton: 5j0為了幾個統計量把資料結構改變會變得更複雜08/06 22:58
5F→liton: 想說有沒有類似EXCEL中stdev(COL_A,COL_B,COL_C)的函數08/06 22:59
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