mysql总数

Question

我有一个像这样的mysql表：

general
+----+------+
| ID | hits |
+----+------+
| 1  |  10  |
+----+------+
| 2  |  6   |
+----+------+
| 3  |  31  |
+----+------+

如何获得总点击数？

Answer 1

使用SUM聚合函数获取列的总数：

SELECT SUM(hits) FROM general

Answer 2

SELECT SUM(hits) FROM general;