fix: migrations failing due to dependent views

api/migrations/schema/V1.14.00__uploader.sql

@@ -1,3 +1,20 @@
+DO $$
+DECLARE drop_views_query text;
+BEGIN
+    SELECT 'DROP VIEW ' || string_agg (table_name, ', ') || ' CASCADE;'
+    FROM information_schema.views
+    INTO drop_views_query
+    WHERE table_schema = 'midas'
+    AND table_name LIKE 'v_%';
+
+    IF (drop_views_query IS NULL) THEN
+        RAISE NOTICE 'not dropping views on schema midas -- no views found to drop';
+    ELSE
+        EXECUTE drop_views_query;
+    END IF;
+END
+$$;
+
 -- checked db and there are no null instrument geometries
 ALTER TABLE instrument ALTER COLUMN "geometry" TYPE geometry(Point, 4326);
 ALTER TABLE instrument ALTER COLUMN "geometry" SET NOT NULL;