/**
* Exclude object from result
*
* @param Calificacion $calificacion Object to remove from the list of results
*
* @return CalificacionQuery The current query, for fluid interface
*/
public function prune($calificacion = null)
{
if ($calificacion) {
$this->addUsingAlias(CalificacionPeer::ID, $calificacion->getId(), Criteria::NOT_EQUAL);
}
return $this;
}
