mirror of
https://github.com/django/django.git
synced 2024-12-29 12:36:08 +00:00
80 lines
1.9 KiB
Python
80 lines
1.9 KiB
Python
"""
|
|
The lookup API
|
|
|
|
This demonstrates features of the database API.
|
|
"""
|
|
|
|
from __future__ import unicode_literals
|
|
|
|
from django.db import models
|
|
from django.utils import six
|
|
from django.utils.encoding import python_2_unicode_compatible
|
|
|
|
|
|
class Author(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
|
|
class Meta:
|
|
ordering = ('name', )
|
|
|
|
|
|
@python_2_unicode_compatible
|
|
class Article(models.Model):
|
|
headline = models.CharField(max_length=100)
|
|
pub_date = models.DateTimeField()
|
|
author = models.ForeignKey(Author, blank=True, null=True)
|
|
|
|
class Meta:
|
|
ordering = ('-pub_date', 'headline')
|
|
|
|
def __str__(self):
|
|
return self.headline
|
|
|
|
|
|
class Tag(models.Model):
|
|
articles = models.ManyToManyField(Article)
|
|
name = models.CharField(max_length=100)
|
|
|
|
class Meta:
|
|
ordering = ('name', )
|
|
|
|
|
|
@python_2_unicode_compatible
|
|
class Season(models.Model):
|
|
year = models.PositiveSmallIntegerField()
|
|
gt = models.IntegerField(null=True, blank=True)
|
|
|
|
def __str__(self):
|
|
return six.text_type(self.year)
|
|
|
|
|
|
@python_2_unicode_compatible
|
|
class Game(models.Model):
|
|
season = models.ForeignKey(Season, related_name='games')
|
|
home = models.CharField(max_length=100)
|
|
away = models.CharField(max_length=100)
|
|
|
|
def __str__(self):
|
|
return "%s at %s" % (self.away, self.home)
|
|
|
|
|
|
@python_2_unicode_compatible
|
|
class Player(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
games = models.ManyToManyField(Game, related_name='players')
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
|
|
# To test __search lookup a fulltext index is needed. This
|
|
# is only available when using MySQL 5.6, or when using MyISAM
|
|
# tables. As 5.6 isn't common yet, lets use MyISAM table for
|
|
# testing. The table is manually created by the test method.
|
|
class MyISAMArticle(models.Model):
|
|
headline = models.CharField(max_length=100)
|
|
|
|
class Meta:
|
|
db_table = 'myisam_article'
|
|
managed = False
|