code: func selectAuthz(s dbOneSelector, q string, args ...interface{}) (*authzModel, error) {
  	var model authzModel
  	err := s.SelectOne(
  		&model,
  		"SELECT "+authzFields+" FROM authz "+q,
  		args...,
  	)
  	return &model, err
  }
docs: // selectAuthz selects all fields of one authorization model