SINH

描述

返回x的双曲正弦值。

语法

SINH(<x>)

参数

参数	描述
<x>	需要计算双曲正弦值的数值

返回值

参数x的双曲正弦值。

特殊情况

• 当 x 为 NaN，返回 NaN
• 当 x 为正无穷，返回 Infinity
• 当 x 为负无穷，返回 -Infinity
• 当 x 为 NULL，返回 NULL

示例

select sinh(0.0);

+-----------+
| sinh(0.0) |
+-----------+
|         0 |
+-----------+

select sinh(1.0);

+--------------------+
| sinh(1.0)          |
+--------------------+
| 1.1752011936438014 |
+--------------------+

select sinh(-1.0);

+---------------------+
| sinh(-1.0)          |
+---------------------+
| -1.1752011936438014 |
+---------------------+

select sinh(cast('nan' as double));

+------------------------------+
| sinh(cast('nan' AS DOUBLE))  |
+------------------------------+
| NaN                          |
+------------------------------+

select sinh(cast('inf' as double));

+------------------------------+
| sinh(cast('inf' AS DOUBLE))  |
+------------------------------+
| Infinity                     |
+------------------------------+

select sinh(cast('-inf' as double));

+-------------------------------+
| sinh(cast('-inf' AS DOUBLE))  |
+-------------------------------+
| -Infinity                     |
+-------------------------------+