https://code.djangoproject.com/query

Getting started — django-import-export 2.5.1.dev0 documentation (django-import-export.readthedocs.io) resource를 통하여 컬럼 제어 가능 Getting started — django-import-export 2.5.1.dev0 documentation Importing It is also possible to enable data import via standard Django admin interface. To do this subclass ImportExportModelAdmin or use one of the available mixins, i.e. ImportMixin, or ImportExportMixin. C..

class NullFilter(admin.SimpleListFilter) : parameter_name = 'title' title = 'title' def lookups(self, request, model_admin) : return ( ('Not Null', 'Not empty only'), ('Null', 'Empty only'), ) def queryset(self, request, queryset) : title= self.value() if title== 'Not Null' : return queryset.filter(category__isnull=False) elif title== 'Null' : return queryset.filter(category__isnull=True) return..

makemigrations에서 작업내역이 존재하는데도, migrate 수행결과가 아래와 같다면, DB의 django_migrations 테이블의 해당 app 내역을 삭제하는 것도 방법임 Running migrations: No migrations to apply.

class Schedule(models.Model) : ... class Meta: app_label = 'support' class의 app_label 기준으로 마이그레이션을 함

python manage.py makemigrations test 수행시 에러 발생 setting.py에 아래 내용을 추가해야 함 INSTALLED_APPS = [ 'test.apps.TestConfig', 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', ]