return $results;
} /**
* {@inheritdoc}
*/
public function getCacheTags() { $tags =
[];
// Add cache tags for each row, if there is an entity associated with it.
if (!
$this->hasAggregate
) { foreach ($this->
getAllEntities() as $entity) { $tags = Cache::
mergeTags($entity->
getCacheTags(),
$tags);
} } return $tags;
} /**
* {@inheritdoc}
*/
public function getCacheMaxAge() {