解決MySQL忘記密碼問題的方法

為大家提供的MySQL忘記密碼的解決方案，供大家參考，具體內容如下

1.在操作系統windows操作系統，xp或win7.中進入如下目錄：
復制代碼 代碼如下:C:\Users\Administrator>cd C:\Program Files\MySQL\MySQL Server 5.5\bin

2.停止MySQL服務

C:\Program Files\MySQL\MySQL Server 5.5\bin>net stop mysql 
//MySQL 服務正在停止. 
//MySQL 服務已成功停止。 

3.跳過授權給表
復制代碼 代碼如下:C:\Program Files\MySQL\MySQL Server 5.5\bin>mysqld --skip-grant-tables  

你會看到窗口光標在下一行的第一個位置閃爍，這說明已經啟動了，不需要管。 

4. 新建一個命令行窗口同樣進入到e:\mysql5.5\bin目錄，啟動mysql

C:\Program Files\MySQL\MySQL Server 5.5\bin>mysql 
Welcome to the MySQL monitor. Commands end with ; or \g. 
Your MySQL connection id is 1 
Server version: 5.5.36 MySQL Community Server (GPL) 
  
Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved. 
  
Oracle is a registered trademark of Oracle Corporation and/or its 
affiliates. Other names may be trademarks of their respective 
owners. 
  
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. 
  
mysql> show databases; 
+--------------------+ 
| Database      | 
+--------------------+ 
| information_schema | 
| mysql       | 
| performance_schema | 
| test        | 
+--------------------+ 
4 rows in set (0.00 sec) 

5.選擇mysql數據庫

mysql> use mysql; 
Database changed 
mysql> update user set password=PASSWORD('root') where user='root'; 
Query OK, 2 rows affected (0.00 sec) 
Rows matched: 2 Changed: 2 Warnings: 0 
  
mysql> flush privileges; 
Query OK, 0 rows affected (0.01 sec) 

6.退出mysql終端：

mysql> quit 
Bye 

7.看看那任務管理器中是否有mysqld.exe進程，如有，kill .

8.啟動mysql服務器

C:\Program Files\MySQL\MySQL Server 5.5\bin>net start mysql 
//MySQL 服務正在啟動 . 
//MySQL 服務已經啟動成功。 

9.登錄mysql服務器

C:\Program Files\MySQL\MySQL Server 5.5\bin>mysql -u root -p root 
Welcome to the MySQL monitor. Commands end with ; or \g. 
Your MySQL connection id is 1 
Server version: 5.5.36 MySQL Community Server (GPL) 
  
Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved. 
  
Oracle is a registered trademark of Oracle Corporation and/or its 
affiliates. Other names may be trademarks of their respective 
owners. 
  
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. 
  
mysql> 

以後再也不用擔心MySQL忘記密碼了。

以上就是本文的全部內容，希望對大家的學習有所幫助。