1. Remember the password and prepare to change the new password
Connect to the mysql database and enter the command in cmd:
mysql -uroot -p
Then press Enter to enter the password
2. Switch database:
use mysql;
*mysql is the default database of the system. It has a user table that stores the user name and password of the current database user. *
3. Modify the user table password in the mysql database
update user set password=password('root') where user='root';
*password('root') is a function, and root is the modified new password, which is passed to the password() function as a parameter *
4. Restart the mysql service.
2. Forgot password and prepare to reset password
Stop the mysql service and execute the command in the cmd window:
compmgmt.msc
Open Computing Management——>Services and Applications --->Service—>mysql, stop the service.
2. Open the cmd window and execute the command in the window:
mysqld --skip-grant-tables //（后面不要加分号）
This command is to skip the security check
After executing this command, we will see the cursor flashing , indicating that a service has been opened, which is somewhat similar to the tomcat server.
3. Keep the current cmd window open, open another cmd window, connect to the mysql database mysql -u root, switch the database use mysql; modify the user table password in the mysql database; for details, refer to the above "Remember the password" Prepare to change the new password" operation.
4. Close the two cmd windows, Ctrl Shift Esc to open the task manager, find the mysqld process, and kill it.
5. Start the mysql service:
Open Computing Management——>Services and Applications——>Services——>mysql, start the service.
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