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Made-with: Cursor

db/views/R__vw_latest_telemetry.sql

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+-- =============================================================
+-- R__vw_latest_telemetry.sql
+-- EMS Platform – aktuální stav všech zařízení per lokalita
+-- Repeatable migration
+-- =============================================================
+
+CREATE OR REPLACE VIEW ems.vw_latest_inverter AS
+SELECT DISTINCT ON (t.inverter_id)
+    t.site_id,
+    t.inverter_id,
+    inv.code                AS inverter_code,
+    t.measured_at,
+    t.pv_power_w,
+    t.battery_soc_percent,
+    t.battery_power_w,
+    t.grid_power_w,
+    t.load_power_w,
+    t.inverter_temp_c,
+    t.operating_mode,
+    t.fault_code,
+    now() - t.measured_at   AS data_age
+FROM ems.telemetry_inverter t
+JOIN ems.asset_inverter inv ON inv.id = t.inverter_id
+ORDER BY t.inverter_id, t.measured_at DESC;
+
+COMMENT ON VIEW ems.vw_latest_inverter IS
+'Nejnovější telemetrická data pro každý střídač. Slouží pro real-time dashboard a health check.';
+
+-- ------------------------------------------------------------
+
+CREATE OR REPLACE VIEW ems.vw_latest_ev_charger AS
+SELECT DISTINCT ON (t.charger_id, t.connector_id)
+    t.site_id,
+    t.charger_id,
+    ch.code                 AS charger_code,
+    t.connector_id,
+    t.measured_at,
+    t.status,
+    t.power_w,
+    t.energy_kwh,
+    t.current_a,
+    t.session_id,
+    t.error_code,
+    now() - t.measured_at   AS data_age
+FROM ems.telemetry_ev_charger t
+JOIN ems.asset_ev_charger ch ON ch.id = t.charger_id
+ORDER BY t.charger_id, t.connector_id, t.measured_at DESC;
+
+COMMENT ON VIEW ems.vw_latest_ev_charger IS
+'Nejnovější telemetrická data pro každý konektor EV nabíječky. Slouží pro dashboard a řízení nabíjení.';
+
+-- ------------------------------------------------------------
+
+CREATE OR REPLACE VIEW ems.vw_latest_heat_pump AS
+SELECT DISTINCT ON (t.heat_pump_id)
+    t.site_id,
+    t.heat_pump_id,
+    hp.code                 AS heat_pump_code,
+    t.measured_at,
+    t.outdoor_temp_c,
+    t.tuv_tank_temp_c,
+    t.water_outlet_temp_c,
+    t.power_w,
+    t.operating_mode,
+    t.cop_actual,
+    t.defrost_active,
+    t.alarm_code,
+    -- Odhadovaný COP pro aktuální venkovní teplotu
+    ems.fn_cop_estimate(t.heat_pump_id, t.outdoor_temp_c) AS cop_estimated,
+    now() - t.measured_at   AS data_age
+FROM ems.telemetry_heat_pump t
+JOIN ems.asset_heat_pump hp ON hp.id = t.heat_pump_id
+ORDER BY t.heat_pump_id, t.measured_at DESC;
+
+COMMENT ON VIEW ems.vw_latest_heat_pump IS
+'Nejnovější telemetrická data pro každé tepelné čerpadlo včetně odhadovaného COP.
+Slouží pro real-time dashboard a rozhodovací logiku plánování.';