atan2 function

  • Article
  • 04/07/2025

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

Returns the angle in radians between the positive x-axis of a plane and the point specified by the coordinates (exprX, exprY).

Syntax

atan2(exprY, exprX)

Arguments

  • exprY: An expression that evaluates to a numeric.
  • exprX: An expression that evaluates to a numeric.

Returns

A DOUBLE.

Examples

> SELECT atan2(0, 0);
 1.0