你如何写一个雄辩的自我加入？我需要在模型上定义关系吗？
这是我的发言:
SELECT t2.title FROM products t1, products t2 WHERE t1.id = $id AND t2.color_id = t1.color_id AND t2.id != $id
self-join laravel eloquent laravel-4 laravel-5
eloquent ×1
laravel ×1
laravel-4 ×1
laravel-5 ×1
self-join ×1