COS

Trigonometric function that calculates the cosine of a specific value in radians.

Syntax

COS(<value>)

Parameters

Parameter	Description	Supported input types
<value>	The value that determines the returned cosine in radians.	DOUBLE PRECISION

Return Type

COS returns a value of type DOUBLE PRECISION.

Example

The following query calculates the cosine of 1.57 radians, which is approximately pi/2:

SELECT COS(1.57) as result;

Returns

result (DOUBLE PRECISION)
0.0007963267107332633