/**
* Exclude object from result
*
* @param ChildSession $session Object to remove from the list of results
*
* @return $this|ChildSessionQuery The current query, for fluid interface
*/
public function prune($session = null)
{
if ($session) {
$this->addUsingAlias(SessionTableMap::COL_ID, $session->getId(), Criteria::NOT_EQUAL);
}
return $this;
}
