mirror of
https://github.com/django/django.git
synced 2024-11-18 07:26:04 +00:00
17 lines
442 B
Python
17 lines
442 B
Python
from django.db import models
|
|
|
|
|
|
class Country(models.Model):
|
|
name = models.CharField(max_length=30)
|
|
|
|
|
|
class City(models.Model):
|
|
name = models.CharField(max_length=30)
|
|
country = models.ForeignKey(Country, models.CASCADE)
|
|
|
|
|
|
class Person(models.Model):
|
|
name = models.CharField(max_length=30)
|
|
born = models.ForeignKey(City, models.CASCADE, related_name='+')
|
|
died = models.ForeignKey(City, models.CASCADE, related_name='+')
|