% This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it.

**Parameters**

`base`
:   Base of logarithm. If `null`, the function returns `null`. If not provided, this function returns the natural logarithm (base e) of a value.

`number`
:   Numeric expression. If `null`, the function returns `null`.

