Django 如何按父级显示类别顺序?
我有一个模型:Django 如何按父级显示类别顺序?,django,django-models,Django,Django Models,我有一个模型: class Category(models.Model): parent = models.ForeignKey('self', null=True, blank=True) name = models.CharField(max_length=200) class Meta: db_table = 'categories' ordering = ['parent'] 但在管理方面,我得到: Infinite loop
class Category(models.Model):
parent = models.ForeignKey('self', null=True, blank=True)
name = models.CharField(max_length=200)
class Meta:
db_table = 'categories'
ordering = ['parent']
但在管理方面,我得到:
Infinite loop caused by ordering.
如何显示具有父级排序的类别
我想按如下方式对类别进行排序:
category 1
children of category 1
children of category 1
children of category 1 (category 1a)
children of category 1a
children of category 1
category 2
children of category 2
children of category 2
... etc
将
ordering=['parent']
更改为ordering=['parent\uuu id']
好的,这是可行的,但我想按父项排序:父项(子项,子项),下一个父项(子项,父项),子项等等。您能更准确地解释一下您想要实现的排序吗?