presto-main/src/main/java/io/prestosql/type/IntervalDayTimeOperators.java/IntervalDayTimeOperators/negate
class IntervalDayTimeOperators:    @ScalarOperator(NEGATION)
    @SqlType(StandardTypes.INTERVAL_DAY_TO_SECOND)
    public static long negate(@SqlType(StandardTypes.INTERVAL_DAY_TO_SECOND) long value)
    {
        return -value;
    }