TP关联查询设置别名

<?php
namespace app\index\model;

use think\Model;

class User extends Model 
{
    public function profile()
    {
        return $this->hasOne('Profile','uid')->bind([
        		'email',
                'truename'	=> 'nickname',
                'profile_id'  => 'id',
            ]);
    }
}