public function setSectionForSubtree($pathString, $sectionId)
{
$query = $this->handler->createUpdateQuery();
$subSelect = $query->subSelect();
$subSelect->select($this->handler->quoteColumn('contentobject_id'))->from($this->handler->quoteTable('ezcontentobject_tree'))->where($subSelect->expr->like($this->handler->quoteColumn('path_string'), $subSelect->bindValue($pathString . '%')));
$query->update($this->handler->quoteTable('ezcontentobject'))->set($this->handler->quoteColumn('section_id'), $query->bindValue($sectionId))->where($query->expr->in($this->handler->quoteColumn('id'), $subSelect));
$query->prepare()->execute();
}