Django Official Document Learning 2--database and templates

Website: https://docs.djangoproject.com/en/1.10/intro/tutorial02/

1. Scan the Installed_apps to create the required database table

Python manage.py Migrate

2. Create a template in the app (models)

 from Import Models class Question (models. Model):    = models. Charfield (max_length=200)    = models. Datetimefield ('date published')class  Choice (models. Model):    = models. ForeignKey (Question, on_delete=models. CASCADE)    = models. Charfield (max_length=200)    = models. Integerfield (default=0)

3. Install an App

# mysite/settings.py Installed_apps = [    'polls.apps.PollsConfig',...

4. Updates to model changes

Python manage.py makemigrations Polls

Python manage.py Migrate

Django Official Document Learning 2--database and templates