从 MYSQL 查询中计算列的平均值
我有一个表,我正在尝试计算列中值的平均值.这是我的查找:
I've got a table that I am trying to calculate the average of the values in a column. Here is my lookup:
SELECT SUM(P1_Score) AS value_sum FROM tblMatches Where P1_ID LIKE $playerID
知道如何确定平均值(值的总和/总行数)吗?
Any idea how I can determine the average (sum of values / total rows)?
推荐答案
你可以使用AVG 像这样:
SELECT AVG(P1_Score)
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