weidian-api/app/Models/UserStorage.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class UserStorage extends Model{
    protected $connection='mysql_dwbs';

    protected $table='user_storage';
    protected $guarded=[];

    public function get_storage(){
        return $this->hasMany(UserStorage::class,'type','type');
    }
}