func (s *Product) AfterFind(tx *gorm.DB) (err error) {
	s.AfterFindCallTimes = s.AfterFindCallTimes + 1
	return
}

func (s *Product) AfterCreate(tx *gorm.DB) (err error) {
	return tx.Model(s).UpdateColumn("AfterCreateCallTimes", s.AfterCreateCallTimes+1).Error
}

func (s *Product) AfterUpdate(tx *gorm.DB) (err error) {
	s.AfterUpdateCallTimes = s.AfterUpdateCallTimes + 1
	return
}

func (s *Product) AfterSave(tx *gorm.DB) (err error) {