public function clearUrlCacheById($cacheId)
{
$this->databaseConnection->exec_DELETEquery('tx_realurl_urldata', 'uid=' . (int) $cacheId);
$this->databaseConnection->exec_DELETEquery('tx_realurl_uniqalias_cache_map', 'url_cache_id=' . (int) $cacheId);
}