public function removeFromDB(){
    if (is_null($this->result)) {
      $this->fetchData();
    }
    if(count($this->result) > 0){
      if(!$this->result[0] instanceof Web2All_Table_SaveObject){
        throw new Exception("Web2All_Table_ObjectList->removeFromDB: Not a saveobject, you can't delete a non saveobject.");
      }
      foreach($this->result as $row){
        $row->deleteFromDB();
      }
    }
  }