Function that returns the arcsine of a specified number
().
Sample Source Pattern
Syntax
Math.asin( expression )
Arguments
expression: Numeric expression, where expression is in[−1,1].
Return Type
Numeric expression between −2π​ and 2π​. If the numeric expression sent by parameter is out of the domain of the arccosine [−1,1], the function returns NaN.
Examples
CREATE OR REPLACE FUNCTION compute_asin(a float)
RETURNS float
LANGUAGE JAVASCRIPT
AS
$$
return Math.asin(A);
$$
;
SELECT COMPUTE_ASIN(0.5);
