create or replace view pv_power_v as
  select time, 
         cast(values->'PowerActive'->>'value' as float) as power,
         values->'Status'->>'status' as status,
         device
    from measurements
    where application = 'PV';

create or replace view pv_total_import_v as
  select time,
         cast(values->'Power'->>'value' as float) as power,
         device
    from measurements
    where application = 'Power' and
          device = 'Total' and
          attributes->>'Status' = 'Ok';

create or replace view power_v as
  select time,
         cast(values->'Power'->>'value' as float) as power,
         device
    from measurements
    where application = 'Power' and
          attributes->>'Status' = 'Ok';