txx2023/app/txx/model/YzActivityPromoCode.php

<?php


namespace app\txx\model;
use think\Model;

class YzActivityPromoCode  extends  Model{

    protected $connection = 'mysql_yz';//切换连接参数
    protected $table = 'yz_activity_promocode';
    protected $pk = 'id';
    protected $autoWriteTimestamp = false;
}