code: private function findSimpleRelations(Model $model) {
          //$this->app['log']->debug(sprintf('Finding relations for %s', $model->getName()));
          foreach ($model->getColumns() as $column) {
              if (ends_with($column->getName(), self::ID_SUFFIX)) {
                  $this->defineRelation($model, $column->getName());
              }
          }
      }
docs: Finds and defines one-to-one and one-to-many relations for given model.
  
  @param $model Model the Model to find the relations for.