crm/app/model/PreformanceTasksOrg.php

<?php

namespace app\model;

use think\Model;

class PreformanceTasksOrg extends Model
{
	public function preformanceTasks(){
		return $this->belongsTo(PreformanceTasks::class,'performance_tasks_id','id');
	}

	public function org(){
		return $this->belongsTo(Org::class,'org_id','id');
	}
}