code: public Iterable<DOAuth2User> queryByCreatedBy(java.lang.String createdBy) {
      return queryByField(null, DOAuth2UserMapper.Field.CREATEDBY.getFieldName(), createdBy);
    }
docs: query-by method for field createdBy
  @param createdBy the specified attribute
  @return an Iterable of DOAuth2Users for the specified createdBy