fastadmin_tailored/application/common/model/SkuSpec.php

<?php

namespace app\common\model;

use think\Model;

/**
 * 模型
 */
class SkuSpec extends Model
{

    // 表名
    protected $name = 'shop_goods_sku_spec';
    // 开启自动写入时间戳字段
    protected $autoWriteTimestamp = 'int';
    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';
    // 追加属性
    protected $append = [];

    public function SkuValue()
    {
        return $this->hasMany('SkuSpec', 'spec_id', 'spec_id');
    }

    public function Spec()
    {
        return $this->hasOne('Spec', 'id', 'spec_id', [], 'LEFT')
        ->bind(['title' => 'name']);
    }

    public function SpecValue()
    {
        return $this->hasOne('SpecValue', 'id', 'spec_value_id', [], 'LEFT')
         ->bind([
            'title' => 'value',
            'image' => 'image',
            'desc' => 'desc'

        ]);
    }
}