hasOne("app\model\saas\SaasGoods",'out_id','product_id'); } public function poi(): HasOne { return $this->hasOne("app\model\saas\SaasStoreShop",'poi_id','poi_id'); } public function parent(): HasOne { return $this->hasOne("app\model\saas\SaasOrderLife",'order_id','order_id'); } public function store(): HasOne { return $this->hasOne("app\model\saas\SaasStore",'store_id','store_id'); } }