<?php namespace app\model; use support\Model; class MedicalReservationService extends Model { protected $table = 'medical_reservation_service'; protected $primaryKey = 'service_id'; protected $dateFormat = 'U'; public const CREATED_AT = 'service_addTime'; public const UPDATED_AT = 'service_updateTime'; public function serializeDate(\DateTimeInterface $date) { return $date->format('Y-m-d H:i:s'); } }