Added extra commands

README.md

@@ -60,6 +60,8 @@ BEGIN;
 CREATE ROLE blazer LOGIN PASSWORD 'secret123';
 GRANT CONNECT ON DATABASE database_name TO blazer;
 GRANT USAGE ON SCHEMA public TO blazer;
+GRANT SELECT ON ALL TABLES IN SCHEMA public TO blazer;
+ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO blazer;
 COMMIT;
 ```