Home Database Mysql Tutorial MySQL忘记密码的正确解决方法

MySQL忘记密码的正确解决方法

Jun 07, 2016 pm 04:14 PM
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以下的文章主要介绍的是MySQL忘记密码的正确解决方法,在实际操作中如果你忘记MySQL密码是一件很头痛的事情,这篇文章主要是介绍对MySQL忘记密码的补救方案,以下就有详细内容描述,望你会有所收获。 MySQL忘记密码解决方案: 破解本地密码: Windows: 1.用

以下的文章主要介绍的是MySQL忘记密码的正确解决方法,在实际操作中如果你忘记MySQL密码是一件很头痛的事情,这篇文章主要是介绍对MySQL忘记密码的补救方案,以下就有详细内容描述,望你会有所收获。

MySQL忘记密码解决方案:

破解本地密码:

Windows:

1.用系统管理员登陆系统。

2.停止MySQL的服务。

3.进入命令窗口,然后进入 MySQL的安装目录,比如我的安装目录是c:\mysql,进入C:\mysql\bin

4.跳过权限检查启动MySQL,

c:\mysql\bin>mysqld-nt ––skip-grant-tables

或则:c:\mysql\bin>mysqld ––skip-grant-tables

mysqld.exe是微软Windows MySQL server数据库服务器相关程序。mysqld-nt.exe是MySQL Daemon数据库服务相关程序。

MySQL忘记密码解决方案5.[未验证]

重新打开一个窗口

进入c:\mysql\bin目录,设置root的新密码

c:\mysql\bin>mysqladmin -u root flush-privileges password "newpassword"

c:\mysql\bin>mysqladmin -u root -p shutdown

将newpassword替换为你要用的root的密码,第二个命令会提示你输入新密码,重复第一个命令输入的密码。

5.[验证]或则:

重新开打一个命令提示符的窗口(CMD)

用空密码方式使用root用户登录 MySQL;

mysql -u root

修改root用户的密码;

<ol class="dp-xml">
<li class="alt"><span><span>mysql</span><span class="tag">></span><span> update mysql.user set </span><span class="attribute">password</span><span>=</span><span class="attribute-value">PASSWORD</span><span>('新密码') where </span><span class="attribute">User</span><span>=</span><span class="attribute-value">'root'</span><span>;   </span></span></li>
<li>
<span>mysql</span><span class="tag">></span><span> flush privileges;   </span>
</li>
<li class="alt">
<span>mysql</span><span class="tag">></span><span> quit  </span>
</li>
</ol>
Copy after login

6.停止MySQL Server,用正常模式启动Mysql7.你可以用新的密码链接到Mysql 了。

Unix&Linux:

1.用root或者运行mysqld 的用户登录系统;

2.利用kill命令结束掉mysqld的进程;

3.使用–skip-grant-tables参数启动MySQL Server

shell>mysqld_safe –skip-grant-tables &

4.为root@localhost设置新密码

<ol class="dp-xml"><li class="alt"><span><span>shell</span><span class="tag">></span><span>mysqladmin -u root flush-privileges password "newpassword"</span></span></li></ol>
Copy after login

5.MySQL忘记密码解决方案重启MySQL Server

附录:

MySQL修改密码的方法大全:

<ol class="dp-xml">
<li class="alt"><span><span>mysql</span><span class="tag">></span><span> update user set </span><span class="attribute">Password</span><span>=</span><span class="attribute-value">password</span><span>('newpassword') where </span><span class="attribute">User</span><span>=</span><span class="attribute-value">'root'</span><span>;   </span></span></li>
<li>
<span>mysql</span><span class="tag">></span><span> flush privileges;   </span>
</li>
<li class="alt"><span>MYSQLADMIN -u root -p PASSWORD mypasswd   </span></li>
</ol>
Copy after login

可以修改MYSQL文件夹中的MY.INI文件

<ol class="dp-xml">
<li class="alt"><span><span>mysql</span><span class="tag">></span><span> SET PASSWORD FOR myuser@</span><span class="attribute">localhost</span><span> = </span><span class="attribute-value">PASSWORD</span><span>('mypasswd');  </span></span></li>
<li>
<span>mysql</span><span class="tag">></span><span> GRANT USAGE ON *.* TO myuser@localhost IDENTIFIED BY 'mypassword';  </span>
</li>
</ol>
Copy after login

以上的相关内容就是对MySQL忘记密码解决方案的介绍,望你能有所收获。


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