在Yii的活動記錄重複鍵更新

Question

如何使用Yii活動記錄

INSERT INTO table (a,b,c) VALUES (1,2,3) 
ON DUPLICATE KEY UPDATE c=c+1; 

Answer 1

$model->Yourmodel::model()->findByPk($key); 

    if($model){ 
     $model->value = $newvalue; 

    }else{ 
     $model = new Yourmodel(); 
     $model->value = $newvalue; 

    } 

    if($model->save()){ 
    // do somethings 
    }