- 修改model.py文件
from django.db import models # Create your models here. 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)
choice_text = models.CharField(max_length=200)
votes = models.IntegerField(default=0)- 生成合并数据脚本:python manage.py makemigrations
➜ mysite python manage.py makemigrations polls
Migrations for 'polls':
0001_initial.py:
- Create model Choice
- Create model Question
- Add field question to choice- 应用改变到数据库中:python manage.py migrate
➜ mysite python manage.py migrate
Operations to perform:
Synchronize unmigrated apps: staticfiles, messages
Apply all migrations: admin, contenttypes, polls, auth, sessions
Synchronizing apps without migrations:
Creating tables...
Running deferred SQL...
Installing custom SQL...
Running migrations:
Rendering model states... DONE
Applying polls.0001_initial... OK