docs/en/sql-reference/sql-functions/math-functions/sinh.md
Computes the hyperbolic sine of the argument.
This function is supported from v3.0.
DOUBLE sinh(DOUBLE arg)
arg: You can specify only a numeric value. This function converts the numeric value into a DOUBLE value before it computes the hyperbolic sine of the value.
Returns a value of the DOUBLE data type.
If you specify a non-numeric value, this function returns NULL.
mysql> select sinh(-1);
+---------------------+
| sinh(-1) |
+---------------------+
| -1.1752011936438014 |
+---------------------+
mysql> select sinh(0);
+---------+
| sinh(0) |
+---------+
| 0 |
+---------+
mysql> select sinh(1);
+--------------------+
| sinh(1) |
+--------------------+
| 1.1752011936438014 |
+--------------------+
mysql> select sinh("");
+----------+
| sinh('') |
+----------+
| NULL |
+----------+
SINH