RADIANS

Description

The radians function is used to convert angle values to their corresponding radian values. In mathematics, degrees and radians are two ways to measure a circle, with radians being the more universal unit of measurement. This function ensures accuracy and consistency in calculations.

Syntax

radians(expr)

Parameter Description

• expr: The angle value to be converted, of type double.

Return Result

Returns the converted radian value, of type double.

Usage Example

1. Convert 90 degrees to radians:

SELECT radians(90);
-- Return result：1.5707963267948966

2. Convert 180 degrees to radians:

SELECT radians(180);
-- Return result: 3.141592653589793