Django官方文档学习2——数据库及模板

django.db import models class Question(models.Model): question_text = models.CharField(max_length=200) pub_date = models.DateTimeField(‘date published‘) class Choice(models.Model): question = models.ForeignKey(Question, on_delete=models.CASCADE) choice_text = models.CharField(max_length=200) votes = models.IntegerField(default=0)

3.安装一个app

# mysite/settings.py
INSTALLED_APPS = [
    ‘polls.apps.PollsConfig‘,
...

4.对于model做出的变化更新

python manage.py makemigrations polls

python manage.py migrate

 

Django官方文档学习2——数据库及模板

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