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acos function

  • आलेख

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

Returns the inverse cosine (arccosine) of expr.

Syntax

acos(expr)

Arguments

  • expr: A numeric expression.

Returns

A DOUBLE.

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

Examples

> SELECT acos(1);
 0.0

> SELECT acos(2);
 NaN