presto-main/src/main/java/io/prestosql/operator/scalar/MathFunctions.java/MathFunctions/modFloat
class MathFunctions:    @Description("remainder of given quotient")
    @ScalarFunction("mod")
    @SqlType(StandardTypes.REAL)
    public static long modFloat(@SqlType(StandardTypes.REAL) long num1, @SqlType(StandardTypes.REAL) long num2)
    {
        return floatToRawIntBits(intBitsToFloat((int) num1) % intBitsToFloat((int) num2));
    }