ATAN
Calculates the arc tangent of the real number returned by the specified expression <expr>
.
Syntax
ATAN(<expr>)
Parameter | Description |
---|---|
<expr> | Any expression that evaluates to a real number. |
Example
The following example returns the arc tangent of the specified literal value 90
.
SELECT
ATAN(90);
Returns: 1.5596856728972892