Persist material efficiency snapshots

db/schema.sql

@@ -11,3 +11,24 @@ CREATE TABLE IF NOT EXISTS material_consumption_snapshots (
 -- Machine time series across orders; the primary key covers a specific order.
 CREATE INDEX IF NOT EXISTS material_consumption_snapshots_machine_time_idx
     ON material_consumption_snapshots (calculation_id, machine_id, timestamp);
+
+CREATE TABLE IF NOT EXISTS material_efficiency_snapshots (
+    erp_feedback_timestamp timestamptz NOT NULL,
+    material_snapshot_timestamp timestamptz NOT NULL,
+    calculation_id text NOT NULL,
+    machine_id text NOT NULL,
+    workplace text NOT NULL,
+    erp_production_order text NOT NULL,
+    enlyze_production_order text NOT NULL,
+    article_number text NULL,
+    article_description text NULL,
+    nominal_width_m double precision NULL,
+    good_quantity_m2 double precision NOT NULL,
+    material_consumption_kg double precision NOT NULL,
+    material_consumption_kg_per_m2 double precision NOT NULL,
+    material_consumption_g_per_m2 double precision NOT NULL,
+    PRIMARY KEY (calculation_id, machine_id, enlyze_production_order, erp_feedback_timestamp)
+);
+
+CREATE INDEX IF NOT EXISTS material_efficiency_snapshots_machine_time_idx
+    ON material_efficiency_snapshots (calculation_id, machine_id, erp_feedback_timestamp);