// +---------------------------------------------------------------------- namespace app\admin\model\order; use app\common\models\order\OrderCollection as OrderCollectionModel; use app\common\models\order\Order; use app\common\models\Payment; use app\common\models\users\Users; class OrderCollection extends OrderCollectionModel { public function order(){ return $this->hasOne(Order::class,"id","order_id")->bind(["order_no"])->joinType("LEFT"); } public function payment(){ return $this->hasOne(Payment::class,"id","payment_id")->bind(["name"])->joinType("LEFT"); } public function users(){ return $this->hasOne(Users::class,"id","user_id")->bind(['username'])->joinType("LEFT"); } }