presto-main/src/main/java/io/prestosql/type/IntervalYearMonthOperators.java/IntervalYearMonthOperators/divideByDouble
class IntervalYearMonthOperators:    @ScalarOperator(DIVIDE)
    @SqlType(StandardTypes.INTERVAL_YEAR_TO_MONTH)
    public static long divideByDouble(@SqlType(StandardTypes.INTERVAL_YEAR_TO_MONTH) long left, @SqlType(StandardTypes.DOUBLE) double right)
    {
        return (long) (left / right);
    }