docs: static <T1, T2> Flowable<Notification<Tuple2<T1, T2>>> createWithTwoOutParameters(Single<Connection> connection,
              String sql, Flowable<List<Object>> parameterGroups, List<ParameterPlaceholder> parameterPlaceholders,
              Class<T1> cls1, Class<T2> cls2) {
          return connection.toFlowable().flatMap(con -> createWithParameters(con, sql, parameterGroups,
                  parameterPlaceholders,
                  (stmt, parameters) -> createWithTwoParameters(stmt, parameters, parameterPlaceholders, cls1, cls2)));
      }