@Query(value="select date(start_time) as ride_date, count(distinct(ride_id)) as rides from ride where is_ended = 1 and ride_amount > 0 and start_time >= date_sub(curdate(), interval 6 day) group by ride_date",nativeQuery=true)
    public List<Object[]> getForVBChart();

List<Object[]> object = rideRepository.getRidesPerDayForVBChart();
        for (Object[] a : object) {
            System.out.println("Details "
                    + a[0]
                    + " "
                    + a[1]);
        }

Details 2018-06-16 8
Details 2018-06-17 3