acosh function

  • Article

Applies to: check marked yes Databricks SQL check marked yes Databricks Runtime

Returns the inverse hyperbolic cosine of expr.

Syntax

acosh(expr)

Arguments

  • expr: A numeric expression.

Returns

A DOUBLE.

If the argument is out of bounds, NaN is returned.

Examples

> SELECT acosh(1);
 1.0

> SELECT acosh(0);
 NaN