SIN()

函数说明

SIN() 函数返回输入参数（用弧度表示）的正弦值。

函数语法

> SIN(number)

参数释义

示例

drop table if exists t1;
create table t1(a int,b float);
insert into t1 values(1,3.14159);
insert into t1 values(-1,1.57);
mysql> select sin(a),sin(b) from t1;
+---------------------+--------------------------+
| sin(a)              | sin(b)                   |
+---------------------+--------------------------+
|  0.8414709848078965 | 0.0000025351815901107472 |
| -0.8414709848078965 |       0.9999996829736023 |
+---------------------+--------------------------+
2 rows in set (0.01 sec)