fix repeatable migrations
This commit is contained in:
Dusan Vojacek
107
db/views/R__067_vw_site_effective_price_economics.sql
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107
db/views/R__067_vw_site_effective_price_economics.sql
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-- =============================================================
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-- R__067_vw_site_effective_price_economics.sql
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-- EMS Platform – ekonomické views (závisí na vw_site_effective_price)
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-- Musí běžet až PO R__061_vw_site_effective_price.sql (číselný prefix Flyway).
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-- Repeatable migration
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--
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-- Pozn.: při změně pořadí / názvů výstupních sloupců nestačí CREATE OR REPLACE VIEW —
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-- PostgreSQL hlásí 42P16 („cannot change name of view column …“). Nejdřív DROP.
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-- =============================================================
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DROP VIEW IF EXISTS ems.vw_economics_daily CASCADE;
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DROP VIEW IF EXISTS ems.vw_economics_interval CASCADE;
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CREATE VIEW ems.vw_economics_interval AS
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SELECT
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ai.site_id,
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ai.interval_start,
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-- Wh-based kWh (per-direction, zachytí bidirectional flow)
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ROUND(COALESCE(ai.actual_grid_import_wh, GREATEST(ai.actual_grid_power_w, 0)::NUMERIC / 4) / 1000, 4)
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AS import_kwh,
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ROUND(COALESCE(ai.actual_grid_export_wh, ABS(LEAST(ai.actual_grid_power_w, 0))::NUMERIC / 4) / 1000, 4)
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AS export_kwh,
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-- Směrové cashflow: kolik Kč za import ze sítě / kolik Kč za export do sítě
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ROUND(
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COALESCE(ai.actual_grid_import_wh, GREATEST(ai.actual_grid_power_w, 0)::NUMERIC / 4)
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/ 1000.0 * COALESCE(ep.effective_buy_price_czk_kwh, 0), 4
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) AS grid_import_cashflow_czk,
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ROUND(
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COALESCE(ai.actual_grid_export_wh, ABS(LEAST(ai.actual_grid_power_w, 0))::NUMERIC / 4)
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/ 1000.0 * COALESCE(ep.effective_sell_price_czk_kwh, 0), 4
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) AS grid_export_revenue_czk,
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-- Net cost (zpětná kompatibilita): import_cashflow - export_revenue
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ROUND(
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COALESCE(ai.actual_grid_import_wh, GREATEST(ai.actual_grid_power_w, 0)::NUMERIC / 4)
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/ 1000.0 * COALESCE(ep.effective_buy_price_czk_kwh, 0)
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- COALESCE(ai.actual_grid_export_wh, ABS(LEAST(ai.actual_grid_power_w, 0))::NUMERIC / 4)
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/ 1000.0 * COALESCE(ep.effective_sell_price_czk_kwh, 0), 4
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) AS dynamic_cost_czk,
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ai.actual_cost_czk AS stored_cost_czk,
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ai.green_bonus_czk,
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pi.expected_cost_czk AS planned_cost_czk,
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pi.grid_setpoint_w AS planned_grid_w,
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ai.actual_grid_power_w,
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ep.effective_buy_price_czk_kwh,
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ep.effective_sell_price_czk_kwh,
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pi.effective_buy_price AS planned_buy_price,
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pi.effective_sell_price AS planned_sell_price,
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ai.actual_pv_power_w,
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ai.actual_load_power_w,
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ai.actual_ev_power_w,
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ai.actual_heat_pump_power_w,
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ai.actual_battery_power_w,
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ai.actual_battery_soc_pct,
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ai.actual_grid_import_wh,
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ai.actual_grid_export_wh,
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ai.actual_batt_charge_wh,
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ai.actual_batt_discharge_wh,
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ai.actual_pv_production_wh,
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ai.actual_load_consumption_wh
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FROM ems.audit_interval ai
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LEFT JOIN ems.vw_site_effective_price ep
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ON ep.site_id = ai.site_id AND ep.interval_start = ai.interval_start
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LEFT JOIN ems.planning_interval pi
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ON pi.run_id = ai.planning_run_id AND pi.interval_start = ai.interval_start;
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COMMENT ON VIEW ems.vw_economics_interval IS
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'Dynamické ekonomické vyhodnocení per 15min slot.
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import/export kWh primárně z per-direction Wh sloupců audit_interval (Deye counter / per-minute split),
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fallback na průměrný výkon pro zpětnou kompatibilitu se starými daty.
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grid_import_cashflow_czk / grid_export_revenue_czk = směrové cashflow podle skutečného toku energie.';
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CREATE VIEW ems.vw_economics_daily AS
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SELECT
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site_id,
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date_trunc('day', interval_start AT TIME ZONE 'Europe/Prague')::date AS day_local,
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COUNT(*)::int AS interval_count,
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ROUND(SUM(import_kwh), 3) AS import_kwh,
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ROUND(SUM(export_kwh), 3) AS export_kwh,
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ROUND(SUM(GREATEST(actual_pv_power_w, 0)::NUMERIC / 4000), 3) AS pv_kwh,
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ROUND(SUM(GREATEST(actual_load_power_w, 0)::NUMERIC / 4000), 3) AS load_kwh,
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ROUND(SUM(GREATEST(actual_ev_power_w, 0)::NUMERIC / 4000), 3) AS ev_kwh,
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ROUND(SUM(GREATEST(actual_heat_pump_power_w, 0)::NUMERIC / 4000), 3) AS hp_kwh,
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ROUND(SUM(GREATEST(actual_pv_power_w, 0)::NUMERIC / 4000)
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- SUM(export_kwh), 3) AS pv_self_consumption_kwh,
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-- Směrové cashflow (podle směru energie, ne znaménka peněz)
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ROUND(SUM(grid_import_cashflow_czk), 2) AS grid_import_cashflow_czk,
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ROUND(SUM(grid_export_revenue_czk), 2) AS grid_export_revenue_czk,
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-- Staré sloupce (podle znaménka peněz – zpětná kompatibilita)
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ROUND(SUM(CASE WHEN dynamic_cost_czk > 0
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THEN dynamic_cost_czk ELSE 0 END), 2) AS import_cost_czk,
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ROUND(SUM(CASE WHEN dynamic_cost_czk < 0
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THEN ABS(dynamic_cost_czk) ELSE 0 END), 2) AS export_revenue_czk,
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ROUND(SUM(dynamic_cost_czk), 2) AS net_cost_czk,
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ROUND(COALESCE(SUM(green_bonus_czk), 0), 2) AS green_bonus_czk,
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ROUND(-SUM(dynamic_cost_czk)
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+ COALESCE(SUM(green_bonus_czk), 0), 2) AS total_balance_czk,
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ROUND(SUM(planned_cost_czk), 2) AS planned_net_cost_czk,
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ROUND(-COALESCE(SUM(planned_cost_czk), 0), 2) AS planned_balance_czk,
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ROUND(SUM(dynamic_cost_czk)
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- COALESCE(SUM(planned_cost_czk), 0), 2) AS deviation_cost_czk
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FROM ems.vw_economics_interval
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GROUP BY site_id,
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date_trunc('day', interval_start AT TIME ZONE 'Europe/Prague')::date;
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COMMENT ON VIEW ems.vw_economics_daily IS
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'Denní souhrn ekonomiky. planned_balance_czk = jen síťové náklady (bez zeleného bonusu).
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grid_import_cashflow_czk / grid_export_revenue_czk = směrové cashflow podle skutečného toku energie.';
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