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SQL•SQL References

MySQL ATAN2() Function

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MySQL ATAN2() Function

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Example

Return the arc tangent of two values:

SELECT ATAN2(0.50, 1);

Definition and Usage

The ATAN2() function returns the arc tangent of two numbers.

Syntax

Atan2(

a, b )

Parameter Values

Parameter

Description a, b Required. Two numeric values to calculate the arc tangent of

Technical Details

Works in:

From MySQL 4.0

More Examples

Example

Return the arc tangent of two values:

SELECT ATAN2(-0.8, 2);

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MySQL ATAN() Function

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