totn MariaDB Functions

MariaDB: ATAN2 Function

This MariaDB tutorial explains how to use the MariaDB ATAN2 function with syntax and examples.

Description

The MariaDB ATAN2 function returns the arc tangent of n and m.

Syntax

The syntax for the ATAN2 function in MariaDB is:

ATAN2( n, m )

Parameters or Arguments

n and m
The two values used to calculate the arc tangent.

Note

  • The signs of n and m are used to determine the quadrant for the result from the ATAN2 function.

Applies To

The ATAN2 function can be used in the following versions of MariaDB:

  • MariaDB 10

Example

Let's look at some MariaDB ATAN2 function examples and explore how to use the ATAN2 function in MariaDB.

For example:

SELECT ATAN2(1, 3);
Result: 0.3217505543966422

SELECT ATAN2(-1.3, 2);
Result: -0.5763752205911837

SELECT ATAN2(PI(), 4);
Result: 0.6657737500283538
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