jucai/app/Models/Jobfair/JobfairJob.php

<?php

namespace App\Models\Jobfair;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use App\Models\Company;
class JobfairJob extends Model
{
    use SoftDeletes;
    protected $table = 'jobfair_jobs';
    protected $guarded=[];

    public function jobsContact()
    {
        return $this->hasOne(JobfairJobsContact::class, 'pid');
    }

    public function contact()
    {
        return $this->hasOne(JobfairJobsContact::class, 'pid');
    }

    public function company()
    {
        return $this->hasOne(Company::class, 'id','company_id');
    }

    public function jobfairPutJobs()
    {
        return $this->hasMany(JobfairPutJob::class, 'job_id', 'id');
    }
}