mirror of
https://github.com/django/django.git
synced 2024-12-23 09:36:06 +00:00
23 lines
567 B
Python
23 lines
567 B
Python
"""
|
|
Reverse lookups
|
|
|
|
This demonstrates the reverse lookup features of the database API.
|
|
"""
|
|
|
|
from django.db import models
|
|
|
|
|
|
class User(models.Model):
|
|
name = models.CharField(max_length=200)
|
|
|
|
|
|
class Poll(models.Model):
|
|
question = models.CharField(max_length=200)
|
|
creator = models.ForeignKey(User, models.CASCADE)
|
|
|
|
|
|
class Choice(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
poll = models.ForeignKey(Poll, models.CASCADE, related_name="poll_choice")
|
|
related_poll = models.ForeignKey(Poll, models.CASCADE, related_name="related_choice")
|