DEGREES(x)

DEGREES(x) 用于将参数 x 由弧度转化为角度

mysql> SELECT DEGREES(PI()), DEGREES(PI()/2);
+---------------+-----------------+
| DEGREES(PI()) | DEGREES(PI()/2) |
+---------------+-----------------+
|           180 |              90 |
+---------------+-----------------+
时间： 2024-08-14 05:25:26

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