DATABASES = { 
 'default': { 
  # 'ENGINE': 'django.db.backends.sqlite3', 
  # 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), 
  'ENGINE': 'django.db.backends.mysql', 
  'NAME': '你的数据库的名字', 
  'USER': '用户名', 
  'PASSWORD': '密码', 
  'HOST': '', 
  'PORT': '3306', 
 } 

INSTALLED_APPS = [ 
 'django.contrib.admin', 
 'django.contrib.auth', 
 'django.contrib.contenttypes', 
 'django.contrib.sessions', 
 'django.contrib.messages', 
 'django.contrib.staticfiles', 
 '你的app的名字', 
] 

Unknown command: ‘validate‘

Type ‘manage.py help‘ for usage.

Unknown command: ‘sqlall‘

Type ‘manage.py help‘ for usage.

Unknown command: ‘syncdb‘
Type ‘manage.py help‘ for usage. 

python manage.py makemigrations books #用来检测数据库变更和生成数据库迁移文件

python manage.py migrate #用来迁移数据库

python manage.py sqlmigrate books 0001 # 用来把数据库迁移文件转换成数据库语言