code: static <T1> Flowable<Notification<CallableResultSet1<T1>>> createWithOneResultSet(Single<Connection> connection,
              String sql, Flowable<List<Object>> parameterGroups, List<ParameterPlaceholder> parameterPlaceholders,
              Function<? super ResultSet, ? extends T1> f1, int fetchSize) {
          return connection.toFlowable().flatMap(
                  con -> createWithOneResultSet(con, sql, parameterGroups, parameterPlaceholders, f1, fetchSize));
      }
docs: ///////////////////////