Query::isFetchModificationRequired

public function isFetchModificationRequired()
{
	$this->selectFetchModifiers = array();

	foreach ($this->select_chains as $chain)
	{
		if ($chain->getLastElement()->getValue()->getFetchDataModifiers())
		{
			$this->selectFetchModifiers[$chain->getAlias()] = $chain->getLastElement()->getValue()->getFetchDataModifiers();
		}
	}

	return !empty($this->selectFetchModifiers) || !empty($this->files);
}