text: REVOKE CONNECT ON DATABASE eval FROM PUBLIC;
  
  GRANT CONNECT
  ON DATABASE eval
  TO $1;
  
  REVOKE ALL
  ON ALL TABLES IN SCHEMA public
  FROM PUBLIC;
  
  GRANT SELECT, INSERT, UPDATE, DELETE
  ON ALL TABLES IN SCHEMA public
  TO $1;
  
  ALTER DEFAULT PRIVILEGES
  FOR USER $1
  IN SCHEMA public
  GRANT SELECT, INSERT, UPDATE, DELETE ON TABLES TO $1;
  