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fix month yield

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This commit is contained in:
Wolfgang Hottgenroth
2023-03-17 18:45:34 +01:00
parent 907790300e
commit b64fd0206c
2 changed files with 71 additions and 1 deletions
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67
schema/all-in-one-yield.sql Normal file
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@ -0,0 +1,67 @@
with
first_day_in_year as (
select
date_trunc('day', min(time)) as day
from pv_power_measurement_t
where
time between date_trunc('year', time) and now()
),
first_value_in_year as (
select
time_bucket('1 day', time) as interval,
first(exportenergyactive, time) as energy
from pv_power_measurement_t
where
time between (select day from first_day_in_year) and (select day from first_day_in_year) + interval '1 day' and
status = 'Ok'
group by interval
),
first_day_in_month as (
select
date_trunc('day', min(time)) as day
from pv_power_measurement_t
where
time between date_trunc('month', now()) and now()
),
first_value_in_month as (
select
time_bucket('1 day', time) as interval,
first(exportenergyactive, time) as energy
from pv_power_measurement_t
where
time between (select day from first_day_in_month) and (select day from first_day_in_month) + interval '1 day' and
status = 'Ok'
group by interval
),
first_value_in_day as (
select
time_bucket('1 day', time) as interval,
first(exportenergyactive, time) as energy
from pv_power_measurement_t
where time >= date_trunc('day', now())
group by interval
),
last_value as (
select
time_bucket('1 day', time) as interval,
last(exportenergyactive, time) as energy
from pv_power_measurement_t
where
time between date_trunc('day', now()) and date_trunc('day', now()) + interval '1 day' and
status = 'Ok'
group by interval
)
select
extract(year from (select day from first_day_in_year))::text as period_value,
'Year' as period_name,
round(((select energy from last_value) - (select energy from first_value_in_year))::numeric, 2) as yield
union
select
to_char((select day from first_day_in_month), 'Month') as period_value,
'Month' as period_name,
round(((select energy from last_value) - (select energy from first_value_in_month))::numeric, 2) as yield
union
select
now()::date::text as period_value,
'Day' as period_name,
round(((select energy from last_value) - (select energy from first_value_in_day))::numeric, 2) as yield;

5
schema/queries01.sql
View File

@ -41,7 +41,7 @@ with
date_trunc('day', min(time)) as day
from pv_power_measurement_t
where
time between date_trunc('month', time) and now()
time between date_trunc('month', now()) and now()
),
first_value as (
select
@ -64,6 +64,9 @@ with
group by interval
)
select
(select day from first_day_in_month) as v1,
(select energy from first_value) as v2,
(select energy from last_value) as v3,
to_char((select day from first_day_in_month), 'Month') as period_value,
'Month' as period_name,
(select energy from last_value) - (select energy from first_value) as yield;