fc5b219abf
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_011uJ47NxgfpGnuuMr3f2n7Z
33 lines
1.9 KiB
SQL
33 lines
1.9 KiB
SQL
WITH pts AS (
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SELECT cle, ts, valeur,
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least(coalesce(lead(ts) OVER (PARTITION BY cle ORDER BY ts), now()), ts + interval '1 hour') AS fin
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FROM mesure
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WHERE cle IN ('sensor.victron_consumption_power_l1', 'sensor.victron_evcs_ac_power')
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AND ts > now() - interval '22 days'
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),
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heures AS (
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SELECT h AS h0, h + interval '1 hour' AS h1
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FROM generate_series(date_trunc('hour', now() - interval '20 days'), date_trunc('hour', now()), interval '1 hour') h
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),
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e AS (
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SELECT h.h0, least(h.h1, now()) AS h1,
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sum(p.valeur * extract(epoch FROM least(p.fin, h.h1) - greatest(p.ts, h.h0))
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* CASE WHEN p.cle = 'sensor.victron_evcs_ac_power' THEN -1 ELSE 1 END) / 3.6e6 AS kwh
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FROM heures h JOIN pts p ON p.fin > h.h0 AND p.ts < h.h1
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GROUP BY 1, 2
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),
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cadre AS (
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SELECT *, extract(hour FROM h0 AT TIME ZONE 'Europe/Paris')::int AS heure,
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((extract(hour FROM h0 AT TIME ZONE 'Europe/Paris')::int + 6) % 24) AS rang
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FROM e
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)
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SELECT lpad(heure::text, 2, '0') || ' h' AS "Heure",
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round(percentile_cont(0.5) WITHIN GROUP (ORDER BY kwh) FILTER (WHERE h1 - h0 = interval '1 hour' AND h0 < date_trunc('hour', now()) - interval '18 hours')::numeric, 2) AS "Mediane 20 nuits",
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round(percentile_cont(0.8) WITHIN GROUP (ORDER BY kwh) FILTER (WHERE h1 - h0 = interval '1 hour' AND h0 < date_trunc('hour', now()) - interval '18 hours')::numeric, 2) AS "8 nuits sur 10 sous",
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round((max(kwh) FILTER (WHERE h0 >= (CASE WHEN extract(hour FROM now() AT TIME ZONE 'Europe/Paris') >= 18
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THEN date_trunc('day', now() AT TIME ZONE 'Europe/Paris') + interval '18 hours'
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ELSE date_trunc('day', now() AT TIME ZONE 'Europe/Paris') - interval '6 hours' END) AT TIME ZONE 'Europe/Paris'))::numeric, 2) AS "Cette nuit"
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FROM cadre
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GROUP BY heure, rang
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ORDER BY rang
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