[外键约束问题]django.db.utils.IntegrityError: (1215, 'Cannot add foreign key constraint')

DATABASES= {

'default': {

'ENGINE': 'django.db.backends.mysql',

'NAME': 'ebusiness',

'USER':'root',

'PASSWORD':'123456',

'HOST':'localhost',

'PORT':'3306',

'OPTIONS': {

"init_command": "SET foreign_key_checks = 0;",

}#加入这个在setting.py文件中数据库配置信息中

#'OPTIONS':{'init_command':'SET engine=InnoDB',},

}

}