# 数据库名称'USER':'your_database_user',# 数据库用户'PASSWORD':'your_database_password',# 数据库用户密码'HOST':'127.0.0.1',# 数据库主机,通常为localhost'PORT':'3306',# MySQL默认端口号'OPTIONS':{'MAX_CONNS':20,# 设置连接池最大连接数'CONN_
MySQLStrictModeisnotsetfordatabase connection'default'HINT: MySQL's Strict Mode fixes many data integrity problems in MySQL, such as data truncation upon insertion, by escalating warnings into errors. It is strongly recommended you activate it. See: https://docs.djangoproject.com/en/1.11/ref/data...
: (mysql.W002) MySQL Strict Mode is not set for database connection 'default' HINT: MySQL's Strict Mode fixes many data integrity problems in MySQL, such as data truncation upon insertion, by escalating warnings into errors. It is strongly recommended you activate it. See: https://docs.dj...
import pymysql pymysql.install_as_MySQLdb() 1. 2. 3. 找到settIngs里面的database设置如下 DATABASES = { 'default': { 'ENGINE': 'django.db.backends.mysql', 'NAME': 's22', #连接的库名,这个要事先存在 'HOST':"127.0.0.1", 'PORT':3306, 'USER':"root", 'PASSWORD':"123", #这里要用...
'mysql://user1:password1@host1:1234/django', 'reserv2': 'postgresql://user1(role1):password1@host1/django', 'etc': 'postgresql://user1(role1):password1@host1:1234/django', } DATABASE_DEFAULT = 'default' DATABASE_OPTIONS = {} DATABASE_OPTIONS['etc'] = { 'ssl':'...' } #...
These drivers are thread-safe and provide connection pooling. In addition to a DB API driver, Django needs an adapter to access the database drivers from its ORM. Django provides an adapter for mysqlclient while MySQL Connector/Python includesits own. ...
这样,你必须为所有的模型,包括你所使用的任何 contrib 和第三方 app 设置 DATABASE_ROUTERS,所以不会有任何查询路由到默认数据库。下面示例来讲在默认数据库为空的情况下,如何定义两个非默认数据库: DATABASES = { "default": {}, "users": { "NAME": "user_data", "ENGINE": "django.db.backends.mysql...
DATABASES={'default':{'ENGINE':'django.db.backends.mysql','NAME':'databaseName','USER':'data...
self.db_table = truncate_name(self.db_table, connection.ops.max_name_length()) File "E:\测试mysql数据库\venv\lib\site-packages\django\db__init__.py", line 28, in getattr return getattr(connections[DEFAULT_DB_ALIAS], item) File "E:\测试mysql数据库\venv\lib\site-packages\django\db\ut...
现在回到最开始追踪源码的部分,即ConnectionHandler类的魔法函数__getitem__()中。在上一个案例中,由于在Django项目中设置的数据库是MySQL,因此魔法函数__getitem__()返回的conn其实是django.db.backends.mysql.base.DatabaseWrapper对象,借助这个对象可以完成很多操作,和使用mysqlclient模块一样: ...