update_or_create가 한쪽만 일어날때

obj, is_created = self.model.objects.update_or_create(
            user_id=user_id, memo=memo, expend=expend, defaults=data
        ) 
        ```
        
        

필터링 대상이 인수입니다.

https://stackoverflow.com/questions/61624943/duplicate-entry-for-key-primary-in-django-how-do-i-do-an-upsert-in-django