django获取指定列的数据 model一般都是有多个属性的,但是很多时候我们又只需要查询特定的某一个,这个时候可以用到values和values_list [values()](https://docs.djangoproject.com/en/1.9/ref/models/querysets/#values) values()¶ values(*fields)¶ Returns a QuerySet that returns dictionaries, rather than model i
manage.py 查看命令的作用的语句 C:\Users\Administrator> python manage.py help Type 'manage.py help <subcommand>' for help on a specific subcommand. Available subcommands: [auth] changepassword 更改密码 createsuperuser 创建admin超级用户 [contenttypes] remove_stale_con