我正在使用南方，但仍然我必须在朋友的帮助下进行以下操作-

I am using south but still I had to go through the following with the help of my friend -

他说我一定已经搞砸了，南部的一些内部步骤不是原子性的

He says I must have botched up something and some internal steps in south are not atomic

1. 编辑models.py文件并从类中删除列


2. BASH PROMPT $ python manage.py schemamigration core --auto


3. MYSQL PROMPT>更改表core_tablename放置列xyz_json_old;提交;


4. BASH PROMPT $ python manage.py core

1. edit the models.py file and delete the column from the class
2. BASH PROMPT$ python manage.py schemamigration core --auto
3. MYSQL PROMPT> alter table core_tablename drop column xyz_json_old; commit;
4. BASH PROMPT$ python manage.py core