protected function getTotalLocationCount()
{
$platform = $this->connection->getDatabasePlatform();
$queryBuilder = $this->connection->createQueryBuilder();
$queryBuilder->select($platform->getCountExpression('node_id'))->from('ezcontentobject_tree')->where($queryBuilder->expr()->neq('node_id', UrlAliasHandler::ROOT_LOCATION_ID));
return $queryBuilder->execute()->fetchColumn();
}