yii orm实现 sql的where id in

  	    	$ids = $_POST["hideId"];  	    	
  	    	$criteria = new CDbCriteria;
  	    	$criteria->addInCondition( "id" , $ids ); 	    	
  	    	Province::model()->updateAll(array("commend"=>0), $criteria);

以上实现的是where id in ($ids)，然后updateAll