ATN2 (Azure Cosmos DB)
APPLIES TO:
SQL API
Returns the principal value of the arc tangent of y/x, expressed in radians.
Syntax
ATN2(<numeric_expr>, <numeric_expr>)
Arguments
numeric_expr
Is a numeric expression.
Return types
Returns a numeric expression.
Examples
The following example calculates the ATN2 for the specified x and y components.
SELECT ATN2(35.175643, 129.44) AS atn2
Here is the result set.
[{"atn2": 1.3054517947300646}]
Remarks
This system function will not utilize the index.