Solution: 1. Open the configuration file "my.cnf", add the "skip-grant-tables" statement under the "[mysqld]" item, and restart the MySQL service; 2. Execute "mysql -u root " command to log in to the database without a password; 3. Use the update command to reset the login password.
The operating environment of this tutorial: windows7 system, mysql8 version, Dell G3 computer.
What should I do if I forget mysql password? Don’t be afraid, you can reset a new password through Reset password,
How to reset password
1. Modify the configuration file my.cnf, add skip-grant-tables under the configuration file [mysqld], restart the MySQL service to log in without a password
among them --skip-grant-tables The option means to skip the permission table authentication when starting the MySQL service. Once started, root connections to MySQL will not require a password (dangerous).
[mysqld] skip-grant-tables
2. Connect to MySQL with the root user with an empty password, and change the root password
Log in to the MySQL database without a password:
[root@iZ235wguph2Z www]# mysql -u root Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 295 Server version: 5.0.56-log Source distribution Copyright (c) 2000, 2017, 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.
Reset Password:
mysql> update user set password=password('123456') where User='root'; ERROR 1046 (3D000): No database selected mysql> use mysql; Database changed 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> flush privileges; Query OK, 0 rows affected (0.00 sec) mysql> exit
3. Delete the skip-grant-tables option in my.cnf, and then restart the MySQL service.
The password of the root user of the MySQL database has been modified.
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