factory/apps/enp/sql.py

44 lines
1.3 KiB
Python

# 一些sql语句
duration_hour_one_equip = """
WITH time_data AS (
SELECT
TO_CHAR( G.TIMEX, 'YYYY-MM-DD HH24:MI:SS' ) AS TIMEX
FROM
generate_series ( '{start_time}' :: TIMESTAMP, '{end_time}' :: TIMESTAMP, '1 minute' ) G ( TIMEX )
),
ev_data AS (
SELECT
TO_CHAR( time_bucket ( '1 minute', TIMEX ) AT TIME ZONE'Asia/Shanghai', 'YYYY-MM-DD HH24:MI:SS' ) AS timex,
MAX ( running_state ) AS running_state,
AVG ( tsp ) AS avg_tsp
FROM
enp_envdata envdata
WHERE
envdata.equipment_id = '{equipment_id}'
AND envdata.TIMEX AT TIME ZONE'Asia/Shanghai' >= '{start_time}'
AND envdata.TIMEX AT TIME ZONE'Asia/Shanghai' <= '{end_time}'
GROUP BY
time_bucket ( '1 minute', TIMEX ) AT TIME ZONE'Asia/Shanghai'
ORDER BY
timex
),
state_d AS (
SELECT
avg_tsp,
COALESCE
( ed.running_state, 50 ) AS running_state
FROM
time_data td
LEFT JOIN ev_data ed ON ed.timex = td.timex
ORDER BY
td.timex
) SELECT
ROUND( cast(AVG ( avg_tsp ) as numeric), 4) AS avg_tsp,
ROUND( SUM ( CASE WHEN running_state = 10 THEN 1 ELSE 0 END ) / 60.0, 2 ) AS duration_run,
ROUND( SUM ( CASE WHEN running_state = 30 THEN 1 ELSE 0 END ) / 60.0, 2 ) AS duration_stop,
ROUND( SUM ( CASE WHEN running_state = 50 THEN 1 ELSE 0 END ) / 60.0, 2 ) AS duration_offline
FROM
state_d;
"""