Mysql5.6 forgot the root password to modify the root password method _mysql

Source: Internet
Author: User
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mysql5.6 forgot the database root password:

[root@oraserver139 ~]# Mysql-uroot-p
Enter Password:
ERROR 1045 (28000): Access denied for user ' root ' @ ' localhost ' (using Password:no)

To view the currently installed version of MySQL:

root@oraserver139 ~]# Rpm-qa | grep MySQL
Mysql-server-5.6.15-1.el6.x86_64
Mysql-client-5.6.15-1.el6.x86_64
Mysql-shared-compat-5.6.15-1.el6.x86_64
Mysql-devel-5.6.15-1.el6.x86_64
Perl-dbd-mysql-4.022-1.el6.rfx.x86_64

Stop MySQL Service:

[root@oraserver139 ~]# service MySQL Stop
Shutting down MySQL. success!

Enter into Skip-grant-tables mode:

[root@oraserver139 ~]# Mysqld_safe--skip-grant-tables
140211 15:37:49 mysqld_safe Logging to '/var/lib/mysql/oraserver139.err '.
140211 15:37:49 Mysqld_safe starting mysqld daemon with databases From/var/lib/mysql

Now you don't need a password to get into MySQL:

[root@oraserver139 ~]# MySQL
Welcome to the MySQL Monitor. Commands End With; or \g.
Your MySQL Connection ID is 1
Server version:5.6.15 MySQL Community Server (GPL)

Copyright (c), 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark the Oracle Corporation and/or its
Affiliates. Names may trademarks of their respective
Owners.

Type ' help, ' or ' \h ' for help. Type ' \c ' to clear the current input statement.

Access to MySQL system database:

mysql> use MySQL
Reading table information for completion of table and column names
You can turn off the feature to get a quicker startup with-a
Database changed

To modify the root account password:

mysql> Update user Set Password=password ("12345") where user= "root";
Query OK, 4 rows Affected (0.02 sec)
Rows Matched:4 Changed:4 warnings:0

Refresh permissions:

mysql> flush Privileges;
Query OK, 0 rows Affected (0.00 sec)
Mysql> exit
Bye

To stop the MySQL process:

[1]+ Stopped Mysqld_safe--skip-grant-tables

Start MySQL:

[root@oraserver139 ~]# service MySQL start
Starting MySQL success!

Use the password you just modified to enter MySQL:

[root@oraserver139 ~]# mysql-uroot-p12345
Warning:using a password on the command line interface can is insecure.
Welcome to the MySQL Monitor. Commands End With; or \g.
Your MySQL Connection ID is 3
Server version:5.6.15

Copyright (c), 2013, Oracle and/or its affiliates. All rights reserved.

Oracle is a registered trademark the Oracle Corporation and/or its
Affiliates. Names may trademarks of their respective
Owners.

Type ' help, ' or ' \h ' for help. Type ' \c ' to clear the current input statement.

mysql> show databases;
ERROR 1820 (HY000): You must SET PASSWORD before executing this statement

mysql> SET PASSWORD = PASSWORD (' 12345 ');
Query OK, 0 rows Affected (0.00 sec)

mysql> show databases;
+--------------------+
| Database |
+--------------------+
| Information_schema |
| MySQL |
| Performance_schema |
| Test |
+--------------------+
4 rows in Set (0.00 sec)

Modification completed;

The above is a small set to introduce Mysql5.6 forget root password to modify the root password method, I hope to help you, if you have any questions please give me a message, small series will promptly reply to everyone. Here also thank you very much for the cloud Habitat Community website support!

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