default_auto_field 是一个在Django项目的 settings.py 文件中配置的选项,用于指定在创建模型时,如果模型没有显式定义主键字段,那么应该使用哪种类型的字段作为默认主键。 查找Django官方文档中关于default_auto_field的信息: Django的官方文档提供了关于 default_auto_field 的详细信息。在Django 3.2及更高版本中,引...
(一)不需要迁移的解决办法:No migrations 如果您想要最简单的升级路径而不需要迁移,则需要告诉Django将DEFAULT_AUTO_FIELD设置为Autofield,这在幕后是一个IntegerField。有几个地方可以做到这一点。 方法一: 打开项目的settings.py并在文件底部添加下面代码: DEFAULT_AUTO_FIELD = 'django.db.models.AutoField' 方法...
1.DEFAULT_AUTO_FIELD警告 升级到3.2版本后,运行项目会看到一个DEFAULT_AUTO_FIELD警告: ARNINGS:blog.BlogPost:(models.W042)Auto-created primary key used when not defining a primary key type,bydefault'django.db.models.AutoField'.HINT:ConfiguretheDEFAULT_AUTO_FIELDsetting or theBlogConfig.default_auto...
from django.db import models from django.db.models.fields import AutoFieldMixin class UUIDAutoField(AutoFieldMixin, models.UUIDField): def get_internal_type(self): return 'UUIDAutoField' def rel_db_type(self, connection): return models.UUIDField().db_type(connection=connection) ...
如果您想要最简单的升级路径而不需要迁移,则需要告诉Django将DEFAULT_AUTO_FIELD设置为Autofield,这在幕后是一个IntegerField。有几个地方可以做到这一点 (方法一)Configure DEFAULT_AUTO_FIELD in settings 打开项目的settings.py并在文件底部添加新行 DEFAULT_AUTO_FIELD = 'django.db.models.AutoField' ...
'ENGINE': 'django.db.backends.mysql', 'NAME': 'automatic', 'USER': 'root', 'PASSWORD': '123456', 'HOST': '127.0.0.1', 'PASSWORD': 'root', 'HOST': 'localhost', 'PORT': '3306', } } DEFAULT_AUTO_FIELD = 'django.db.models.AutoField' #RabbitMq RABBITMQ_STATUS = False @@ -...
# https://docs.djangoproject.com/en/{{ docs_version }}/ref/settings/#default-auto-field DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField' DEFAULT_AUTO_FIELD = 'django.db.models.AutoField' # This is a django CMS 4 template 0 comments on commit cbfbef4 Please sign in to comment....
序列本身由正好两个项目的迭代项组成(例如,[(A,B),(A,C)…]),作为该字段的选择。如果给...
DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'WARNINGS: market.Benchmarking: (models.W042) Auto-created primary key used when not defining a primary key type, by default 'django.db.models.AutoField'. HINT: Configure the DEFAULT_AUTO_FIELD setting or the RelationsConfig.default_auto_field ...
This is configurable since Django 3.2, which is already the required version for oscar-api. see: https://docs.djangoproject.com/en/3.2/topics/db/models/#automatic-primary-key-fields Explicitly tell...