Reconnect mission resources to control unit resources in DB

backend/src/main/resources/db/migration/internal/V0.101__reconnect_mission_resources_to_control_unit_resources.sql

@@ -0,0 +1,40 @@
+ALTER TABLE public.missions_control_resources
+    ADD CONSTRAINT fk_missions_control_resources_control_resource_id_control_unit_resources
+        FOREIGN KEY (control_resource_id)
+        REFERENCES public.control_unit_resources(id);
+
+-- Remove duplicates in `missions_control_resources` (both same `mission_id` and `control_resource_id`):
+
+WITH missions_with_duplicate_resources AS (
+    SELECT
+        mission_id,
+        control_resource_id,
+        ARRAY_AGG(id) AS ids
+    FROM missions_control_resources
+    GROUP BY 1, 2
+    HAVING COUNT(*) > 1
+),
+
+missions_with_duplicate_resources_unnested AS (
+    SELECT
+        mission_id,
+        control_resource_id,
+        unnest(ids) AS id
+    FROM missions_with_duplicate_resources
+),
+
+missions_with_duplicate_resources_numbered AS (
+    SELECT
+        *,
+        ROW_NUMBER() OVER (PARTITION BY mission_id, control_resource_id ORDER BY id) AS rk
+    FROM missions_with_duplicate_resources_unnested
+),
+
+missions_control_resources_to_delete AS (
+    SELECT id
+    FROM missions_with_duplicate_resources_numbered
+    WHERE rk > 1
+)
+
+DELETE FROM missions_control_resources
+WHERE id IN (SELECT id FROM missions_control_resources_to_delete)