MySQL 5.5 正确配置 ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: Y ES)

第一步：C:\Program Files (x86)\MySQL\bin>net stop mysql
mysql 服务正在停止.
mysql 服务已成功停止。


第二步：

mysql>C:\Program Files (x86)\MySQL\bin>mysqld --skip-grant-tables

第三步：

C:\Program Files (x86)\MySQL\bin>net start mysql
mysql 服务正在启动 ..

mysql 服务已经启动成功。

第四步：

C:\Program Files (x86)\MySQL\bin>mysql -u root mysql

Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 1
Server version: 5.5.38 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.

第五步：

mysql> UPDATE user SET Password=PASSWORD('root') where USER='root';
Query OK, 3 rows affected (0.07 sec)
Rows matched: 3  Changed: 3  Warnings: 0

第六步：
mysql> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.01 sec)

第七步：
mysql> quit
Bye

第八步：
C:\Program Files (x86)\MySQL\bin>net start mysql

请求的服务已经启动。


第九步：
C:\Program Files (x86)\\MySQL\bin>mysql -u root -p
Enter password: ****
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.5.38 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


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