public function rollBack()
 {
     parent::rollback();
     if (!sqlite_exec($this->link, 'ROLLBACK')) {
         $this->set_driver_error(null, EhrlichAndreas_Pdo_Abstract::ERRMODE_EXCEPTION, 'rollBack');
     }
     $this->setAttribute(EhrlichAndreas_Pdo_Abstract::ATTR_AUTOCOMMIT, $this->driver_options[EhrlichAndreas_Pdo_Abstract::ATTR_AUTOCOMMIT]);
     return true;
 }
 /**
  * Rolls back a transaction
  * 
  * @link http://www.php.net/manual/en/pdo.rollback.php
  * @return bool Returns true on success or false on failure.
  */
 public function rollBack()
 {
     return $this->driver->rollback();
 }