mirror of https://github.com/django/django.git
79 lines
1.8 KiB
Python
79 lines
1.8 KiB
Python
from django.db import models
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class User(models.Model):
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username = models.CharField(max_length=100)
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email = models.EmailField()
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class UserProfile(models.Model):
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user = models.OneToOneField(User, models.CASCADE)
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city = models.CharField(max_length=100)
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state = models.CharField(max_length=2)
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class UserStatResult(models.Model):
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results = models.CharField(max_length=50)
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class UserStat(models.Model):
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user = models.OneToOneField(User, models.CASCADE, primary_key=True)
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posts = models.IntegerField()
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results = models.ForeignKey(UserStatResult, models.CASCADE)
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class StatDetails(models.Model):
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base_stats = models.OneToOneField(UserStat, models.CASCADE)
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comments = models.IntegerField()
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class AdvancedUserStat(UserStat):
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karma = models.IntegerField()
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class Image(models.Model):
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name = models.CharField(max_length=100)
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class Product(models.Model):
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name = models.CharField(max_length=100)
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image = models.OneToOneField(Image, models.SET_NULL, null=True)
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class Parent1(models.Model):
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name1 = models.CharField(max_length=50)
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class Parent2(models.Model):
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# Avoid having two "id" fields in the Child1 subclass
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id2 = models.AutoField(primary_key=True)
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name2 = models.CharField(max_length=50)
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class Child1(Parent1, Parent2):
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value = models.IntegerField()
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class Child2(Parent1):
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parent2 = models.OneToOneField(Parent2, models.CASCADE)
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value = models.IntegerField()
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class Child3(Child2):
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value3 = models.IntegerField()
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class Child4(Child1):
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value4 = models.IntegerField()
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class LinkedList(models.Model):
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name = models.CharField(max_length=50)
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previous_item = models.OneToOneField(
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"self",
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models.CASCADE,
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related_name="next_item",
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blank=True,
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null=True,
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)
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