<?php

namespace app\mall\model;

use think\model\concern\SoftDelete;

class MallSpikeProductSku extends Base
{
    use SoftDelete;

    /**
     * 规格库存
     */
    public function skuStock()
    {
        return $this->hasOne('MallProductSku','sku','sku')->bind(['stock','price']);
    }
}