<?php

namespace app\model;

use think\Model;

class Ad extends Model
{
    protected $table = 'ad_ga_ads';
    protected $primaryKey = 'id';
    protected $autoWriteTimestamp = true;

    public function adGroup()
    {
        return $this->belongsTo(AdGroup::class, 'ad_group_id', 'id');
    }
}