USER()和CURRENT_USER()的一点不同某次在用 ALTER USER 想要修改账户密码时,发现执行下面的SQL会报语法错误: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 mysql> ALTER USER USER() IDENTIFIED WITH ... ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that correspo...
意外发现USER()和CURRENT_USER()的一点不同。 某次在用ALTER USER想要修改账户密码时,发现执行下面的SQL会报语法错误: mysql> ALTER USER USER() IDENTIFIED WITH ... ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the ...
CURRENT_USER function This SQL Server tutorial explains how to use theCURRENT_USER functionin SQL Server (Transact-SQL) with syntax and examples. Description In SQL Server (Transact-SQL), the CURRENT_USER function returns the name of the current user in the SQL Server database. Syntax The syn...
json.get("password", None) user = User.query.filter_by(username=username).one_or_none() if not user or not user.check_password(password): return jsonify("Wrong username or password"), 401 # Notice that we are passing in the actual sqlalchemy user object here access_token = create_...
(若已经全部删除了数据库中的用户名,但在删除登录名的时候还是报错,试一下刷新数据库再重新...实施密码策略;下一步选择用户映射。在选择页——用户映射中,选择要使用的数据库勾选 这里完成后,就可以用user_b来登录sqlserver和查看e_market SQL server 登录名与用户名...
oracle authid current_user详解 在编写PLSQL程序时,对于授权的考虑很重要。ORACLE PLSQL中提供两种授权选择: --AUTHID DEFINER (定义者权限):指编译存储对象的所有者。也是默认权限模式。 --AUTHID CURRENT_USER(调用者权限):指拥有当前会话权限的模式,这可能和当前登录用户相同或不同(alter session set current_...
在创建登录用户时,需要在User Mapping中给该用户针对具体的数据库进行授权,由于恢复出来的数据库中存在同名的用户帐户,创建时会出现"User, group, or role already exists in the current database"的错误提示。详细错误信息如下: TITLE: Microsoft SQL Server Management Studio...
In this example, userWanidaexecutes the following Transact-SQL code to impersonate user 'Arnalfo'. SQL SELECTCURRENT_USER; GOEXECUTEASUSER='Arnalfo'; GOSELECTCURRENT_USER; GO REVERT; GOSELECTCURRENT_USER; GO Here's the result set. Wanida Arnalfo Wanida ...
CURRENT_USER (Transact-SQL) نسخ نسخ
When binary logging is enabled and CURRENT_USER() or CURRENT_USER is used as the definer in any of these statements, MySQL Server ensures that the statement is applied to the same user on both the source and the replica when the statement is replicated. In some cases, such as statements ...