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Linux服务器---mysql忘记root密码

忘记root密码

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如果不小心忘记了root密码,那么MySQL就不能再登录了,这时就要重置root密码才行。通过下面的步骤,我们可以重新设置root密码。

1 、退出mysql

[root@localhost src]#  service mysqld stop

停止 mysqld                                              [ 确定 ]

[root@localhost src]# 

 

2 、进入sql安全模式,命令“ /usr/bin/mysqld_safe --skip-grant-table &

[root@localhost src]# /usr/bin/mysqld_safe --skip-grant-table &

[1] 6332

[root@localhost src]# 180814 10:10:00 mysqld_safe Logging to '/var/log/mysqld.log'.

180814 10:10:00 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql

 

3 、无密码方式登录,命令“mysql –u root”

[root@localhost src]#  mysql -u root

Welcome to the MySQL monitor.  Commands end with ; or \g.

Your MySQL connection id is 1

Server version: 5.1.71 Source distribution

Copyright (c) 2000, 2013, 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> 

 

4 、使用mysql,命令“use mysql;” 

mysql> use mysql;

Reading table information for completion of table and column names

You can turn off this feature to get a quicker startup with -A

Database changed

mysql> 

 

5 、重设root密码,命令“update user set password=password (“密码”) where user=’root’”

mysql>  update user set password=password('123456') where user='root';

Query OK, 3 rows affected (0.00 sec)

Rows matched: 3  Changed: 3  Warnings: 0

mysql> 

 

6 、刷新 

mysql>  flush privileges;

Query OK, 0 rows affected (0.00 sec)

 

7 、退出,重新登录

[root@localhost src]#  mysql -u root -p

Enter password:        // 这里输入新密码

Welcome to the MySQL monitor.  Commands end with ; or \g.

Your MySQL connection id is 2

Sever version: 5.1.71 Source distribution

Copyright (c) 2000, 2013, 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> 

 做了一个Linux学习的平台,目前出来一个雏形,各位可以参考使用
链接:https://pan.baidu.com/s/1GOLVU2CbpBNGtunztVpaCQ  密码:n7bk

Linux服务器---mysql忘记root密码


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