21 lines
568 B
Python
21 lines
568 B
Python
from django.db import models
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class Todo(models.Model):
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title = models.CharField(max_length=50)
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class TodoAnother(models.Model):
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todo = models.ForeignKey(Todo, on_delete=models.CASCADE)
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title = models.CharField(max_length=50)
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class TodoYetAnother(models.Model):
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todo = models.ForeignKey(TodoAnother, on_delete=models.CASCADE)
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title = models.CharField(max_length=50)
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class TodoTree(models.Model):
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parent = models.ForeignKey('self', on_delete=models.CASCADE, related_name='children', null=True)
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title = models.CharField(max_length=50)
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