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Cómo filtrar la clave externa inversa con más de una condición por prefetch_related en Django

Creé modelos de remolque

 class GroupModel(models.Model): group_name = models.CharField(max_length=2, null=False, default="A") class MemberModel(models.Model): name = models.CharField(max_length=8, null=False, default="") group = models.ForeignKey( to=GroupModel, on_delete=models.CASCADE, related_name="members", db_column="member", ) isActive = models.BooleanField(null=False, default=False) country = models.CharField(max_length=8, null=False, default="CN")

Corro

 queryset = GroupModel.objects.prefetch_related( Prefetch("members", MemberModel.objects.filter(isActive=False)) ).distinct()

Obtuve todos los grupos con el campo isAcitve is Flase en MemberModel.

Ahora, quiero obtener todos los grupos con el campo isActive es False y el country es CN en MemberModel.

Corro

 queryset = GroupModel.objects.prefetch_related( Prefetch("members", MemberModel.objects.filter(isActive=False, country="CN")) ).distinct()

Pero obtengo el resultado es

 [{'group_name': 'GROUP_A', 'id': 1, 'members': []}, {'group_name': 'GROUP_B', 'id': 2, 'members': []}, {'group_name': 'GROUP_C', 'id': 3, 'members': [{'country': 'CN', 'isActive': False, 'name': 'ENWK'}, {'country': 'CN', 'isActive': False, 'name': 'LKMP'}]}]

Quiero tener

 [{'group_name': 'GROUP_C', 'id': 3, 'members': [{'country': 'CN', 'isActive': False, 'name': 'ENWK'}, {'country': 'CN', 'isActive': False, 'name': 'LKMP'}]}]

¿Que puedo hacer?

over 4 years ago · Santiago Trujillo
1 answers
Answer question

0

También debe filtrar GroupModel , así que:

 queryset = GroupModel.objects.prefetch_related( Prefetch("members", MemberModel.objects.filter(isActive=False, country='CN')) ).filter( members__isActive=False, members__country='CN' ).distinct()
over 4 years ago · Santiago Trujillo Report
Answer question
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