django inspectdb 操作已有数据库数据的使用步骤

 import pymysql
 pymysql.version_info = (1, 20, 23)
 pymysql.install_as_MySQLdb()

python manage.py inspectdb > [your app name]\models.py

python manage.py makemigrations
python manage.py migrate

python manage.py inspectdb > newmodels.py

python manage.py inspectdb --database new_schema1 > models1.py

class Person(models.Model):
   id = models.IntegerField(primary_key=True)
   first_name = models.CharField(max_length=70)
   class Meta:
    managed = False
    db_table = 'CENSUS_PERSONS'

 python manage.py makemigrations
 python manage.py migrate