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mysql 怎么删除用户

MySql中添加用户,新建数据库,用户授权,删除用户,修改密码(注意每行后边都跟个;表示一个命令语句结束): 1.新建用户 登录MYSQL: @>mysql -u root -p @>密码 创建用户: mysql> insert into mysql.user(Host,User,Password) values("localhost","t...

删除用户 @>mysql -u root -p @>密码 mysql>Delete FROM user Where User='test' and Host='localhost'; mysql>flush privileges; mysql>drop database testDB; //删除用户的数据库 删除账户及权限:>drop user 用户名@'%'; >drop user 用户名@ ...

数据库没选择 delete from mysql.user where ....后面不写了

1.新建用户 登录MYSQL: @>mysql -u root -p @>密码 创建用户: mysql> insert into mysql.user(Host,User,Password) values("localhost","test",password("1234")); 这样就创建了一个名为:test 密码为:1234 的用户。 注意:此处的"localhost"...

1、登录到mysql mysql -u username -ppasswd 2、登录成功后选择数据库mysql use mysql 3、在user表中删除root用户信息 delete from user where User='root';

package shuishengmu; import java.sql.SQLException;import shuishengmu.ConnectDatabase.user; public class Main { public static void main(String args[]) throws SQLException{ ConnectDatabase cd=new ConnectDatabase(); user user=cd.n...

删除用户 @>mysql -u root -p @>密码 mysql>Delete FROM user Where User='test' and Host='localhost'; mysql>flush privileges; mysql>drop database testDB; //删除用户的数据库 删除账户及权限:>drop user 用户名@'%'; >drop user 用户名@ ...

语法: Delete from user where user = "user_name" and host = "host_name" ; 例子:delete from user where user='sss' and host='localhost'; 或者:取消一个账户和其权限 Drop USER user; drop user username@'%' drop user username@localhost

未选择数据库,未指定表user所在的数据库; use mysql 再执行delete语句 或者 delete from mysql.user where...

1.查看所有用户(需要在root用户下进行) select host,user,password from mysql.user; 2.删除用户 mysql>Delete FROM user Where User='用户名' and Host='上图有个host列表所示';//删除用户 例:mysql>Delete FROM user Where User='yl' and H...

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