phpstock/app/txx/model/YzGood.php

<?php
declare (strict_types = 1);

namespace app\txx\model;

use think\Model;

/**
 * @mixin \think\Model
 */
class YzGood extends Model
{
    protected $connection = 'mysql_yz';//切换连接参数
    protected $table = 'yz_good';
    protected $pk = 'id';
    protected $autoWriteTimestamp = false;
}