ATN2 (NoSQL query)
APPLIES TO: 
NoSQL
Returns the principal value of the arctangent of y/x, expressed in radians.
Syntax
ATN2(<numeric_expr>, <numeric_expr>)
Arguments
| Description | |
|---|---|
numeric_expr_y |
A numeric expression for the y component. |
numeric_expr_x |
A numeric expression for the x component. |
Return types
Returns a numeric expression.
Examples
The following example calculates the arctangent for the specified x and y components.
SELECT VALUE {
arctangentInRadians: ATN2(35.175643, 129.44)
}
[
{
"arctangentInRadians": 0.265344532064832
}
]
Remarks
- This system function doesn't use the index.