Mysql5.6 forget the root password change root password method


mysql5.6 Forget the root password for your database:

[root@oraserver139 ~]# mysql -uroot -p Enter password: ERROR 1045 (28000): Access denied for user ‘root’@‘localhost’ (using password: NO)

To view the current 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 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 access 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) 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.

Enter mysql system database:

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

Change 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 permission:

mysql > flush privileges; Query OK, 0 rows affected (0.00 sec) mysql > exit Bye

Stop the mysql process:

[1]+ Stopped mysqld_safe —skip-grant-tables

Start the mysql:

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

Use the password you just changed to enter mysql:

[root@oraserver139 ~]# mysql -uroot -p12345 Warning: Using a password on the command line interface can be insecure. Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 3 Server version: 5.6.15

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 > 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;