Create types only if they don't exist #302

server/extension/sql/200_quotas.sql

@@ -1,3 +1,6 @@
+DO $$
+BEGIN
+  IF NOT EXISTS (SELECT 1 FROM pg_type WHERE typname = 'service_type') THEN
     CREATE TYPE cdb_dataservices_server.service_type AS ENUM (
       'isolines',
       'hires_geocoder',
@@ -5,7 +8,12 @@ CREATE TYPE cdb_dataservices_server.service_type AS ENUM (
       'observatory',
       'internal_geocoder'
     );
+  END IF;
+END $$;
 
+DO $$
+BEGIN
+  IF NOT EXISTS (SELECT 1 FROM pg_type WHERE typname = 'service_params') THEN
     CREATE TYPE cdb_dataservices_server.service_params AS (
       service cdb_dataservices_server.service_type,
       monthly_quota NUMERIC,
@@ -13,7 +21,8 @@ CREATE TYPE cdb_dataservices_server.service_params AS (
       soft_limit BOOLEAN,
       provider TEXT
     );
-
+  END IF;
+END $$;
 
 CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_service_params(
   username TEXT,