RailwayTwo/app/Models/OrderOverviewModel.php

<?php
namespace App\Models;
use App\Models\BaseModel;
use Illuminate\Database\Eloquent\Model;

class OrderOverviewModel extends BaseModel
{
    /**
     * 数据表名
     *
     * @var string
     *
     */
    protected $table = 'order_overview';
    /**
    主键
     */
    protected $primaryKey = 'id';

    //分页
    protected $perPage = PAGE_NUMS;

    /**
     * 可以被集体附值的表的字段
     *
     * @var string
     */
    protected $fillable = [
//                           'name',
//                           'sort',
                           'status'
                          ];
    public static function getOptions(){
            return self::where('id', '>', 0)->get()->toArray();
    }
    public function projects(){
        return $this->hasOne(Project::class,'id','project_id');
    }
    public function user(){
        return $this->hasOne(User::class,'id','confirmation_user_id');
    }
    public function device()
    {
        return $this->hasOne(Device::class,'id','device_id');
    }
    public function device_name()
    {
        return $this->hasOne(DeviceName::class,'id','device_name_id');
    }
    public function spec()
    {
        return $this->hasOne(Spec::class,'id','spec_id');
    }

}