crm/app/model/DesignerReserve.php

<?php

namespace app\model;

use think\Model;

class DesignerReserve extends Model
{
    public function employee(){
        return $this->belongsTo(Employee::class, 'employee_id','id');
    }

    public function user(){
        return $this->belongsTo(User::class, 'uid','id');
    }
}