code: public Iterable<DContact> queryByUpdatedBy(Object parent, java.lang.String updatedBy) {
      return queryByField(parent, DContactMapper.Field.UPDATEDBY.getFieldName(), updatedBy);
    }
docs: query-by method for field updatedBy
  @param updatedBy the specified attribute
  @return an Iterable of DContacts for the specified updatedBy