Table of Contents
Changing the root password for your MySQL database is an important step to ensure the security of your server. By setting a strong and unique password, you can protect your data from unauthorized access. In this tutorial, we will walk you through the process of changing the MySQL root password on Ubuntu.
Step 1: Open Terminal
To begin, open the Terminal on your Ubuntu system. You can do this by pressing Ctrl+Alt+T or by searching for "Terminal" in the application launcher.
Step 2: Log in to MySQL
Once you have the Terminal open, log in to the MySQL server by entering the following command and pressing Enter:
"`
sudo mysql -u root -p
"`
You will be prompted to enter the MySQL root password. If you haven’t set a password, simply press Enter.
Step 3: Change the Root Password
After logging in to the MySQL server, you can change the root password with the following command:
"`
ALTER USER ‘root’@’localhost’ IDENTIFIED WITH mysql_native_password BY ‘new_password’;
"`
Replace `new_password` with your desired password. Make sure to choose a strong password that includes a combination of letters, numbers, and special characters.
Step 4: Flush Privileges
After changing the root password, flush the privileges to apply the changes:
"`
FLUSH PRIVILEGES;
"`
Step 5: Exit MySQL
To exit the MySQL server, type `exit` and press Enter.
Congratulations! You have successfully changed the MySQL root password on your Ubuntu system.
| Pros | Cons |
|---|---|
| 1. Enhances the security of the MySQL server by using a strong password. | 1. It is important to remember the new password, as it will be required for further administration tasks. |
| 2. Protects your data from unauthorized access. | 2. If the password is forgotten, it can be challenging to regain access to the MySQL server. |
| 3. Helps prevent potential security breaches and data loss. | 3. Changing the root password may temporarily disrupt certain applications or services that rely on MySQL. |
Video Tutorial:How do I find my MySQL password in Ubuntu?
How do I change my MySQL password in Ubuntu 22?
Changing the MySQL password in Ubuntu 22 is a relatively straightforward process. Here are the steps you can follow to accomplish this:
1. Open a terminal: Launch the Terminal application on your Ubuntu 22 system. You can do this by pressing the "Ctrl+Alt+T" keyboard shortcut or searching for "Terminal" in the application launcher.
2. Access the MySQL command-line client: Type the following command in the terminal and press Enter to access the MySQL command-line client:
"`
sudo mysql
"`
3. Enter the MySQL command-line prompt: After entering the above command, you will be prompted to enter your user password. Provide your Ubuntu user password and press Enter to proceed.
4. Switch to the MySQL database: Once you are in the MySQL command-line prompt, switch to the MySQL database by using the following command:
"`
use mysql;
"`
5. Update the password: To change the password for a specific MySQL user, execute the following command, replacing `username` and `newpassword` with the appropriate values:
"`
update user set authentication_string=password(‘newpassword’) where user=’username’;
"`
6. Apply the changes: Flush the privileges to ensure that the changes take effect:
"`
flush privileges;
"`
7. Exit the MySQL command-line client: To exit the MySQL command-line client, type the following command and press Enter:
"`
exit;
"`
8. Restart the MySQL service (optional): If you made any changes to the MySQL root password, you may need to restart the MySQL service for the changes to take effect. Use the following command to restart the MySQL service:
"`
sudo service mysql restart
"`
By following these steps, you should be able to change your MySQL password in Ubuntu 22 successfully. Remember to replace `username` with the actual MySQL user you want to modify, and `newpassword` with the desired password.
How do I change my MySQL 5.7 root password in Ubuntu?
To change the MySQL 5.7 root password in Ubuntu, you can follow these steps:
1. Log in to your Ubuntu system as the root user or any user with sudo privileges.
2. Open the terminal application by pressing Ctrl+Alt+T or searching for "Terminal" in the application launcher.
3. Start the MySQL command-line client by typing the following command and pressing Enter:
"`bash
sudo mysql
"`
4. Enter your system password when prompted.
5. Once you are inside the MySQL command-line prompt, switch to the MySQL database by running the following command:
"`sql
use mysql;
"`
6. To change the root password, execute the following MySQL query, replacing ‘new_password’ with your desired password. Make sure to choose a secure password.
"`sql
update user set authentication_string=PASSWORD(‘new_password’) where User=’root’;
"`
7. After running the above query, flush the privileges to ensure the changes take effect:
"`sql
flush privileges;
"`
8. Exit the MySQL command-line client by typing:
"`sql
exit;
"`
9. Finally, restart the MySQL service to apply the changes by running the following command:
"`bash
sudo service mysql restart
"`
That’s it! You have now successfully changed the MySQL 5.7 root password in Ubuntu.
How do I reset my MySQL 8.0 root password?
To reset the root password for MySQL 8.0, you can follow these steps:
1. Stop the MySQL server:
– On Linux systems, you can use the command `sudo systemctl stop mysql`.
– On Windows, you can stop the service from the Services Manager.
2. Start the MySQL server in safe mode:
– On Linux, use the command `sudo mysqld_safe –skip-grant-tables &`.
– On Windows, open a command prompt and navigate to the MySQL bin directory. Then run `mysqld –skip-grant-tables`.
3. Connect to the MySQL server:
– Open a new terminal window or command prompt.
– Run the MySQL client: `mysql -u root`.
4. Change the root password:
– Run the following SQL command: `ALTER USER ‘root’@’localhost’ IDENTIFIED BY ‘NewPassword’;`.
Replace `NewPassword` with your desired password enclosed in single quotes.
5. Flush privileges and exit the MySQL client:
– Run the command: `FLUSH PRIVILEGES;`.
– Exit the MySQL client by running: `exit`.
6. Stop the currently running MySQL server.
7. Start the MySQL server normally:
– On Linux, use the command `sudo systemctl start mysql`.
– On Windows, start the MySQL service from the Services Manager.
8. Now you should be able to log in using the new root password.
It’s important to note that these steps assume you have administrative privileges and have MySQL properly installed on your system. It’s always a good practice to secure your MySQL installation and use a strong, unique password to protect your data.
How to reset MySQL root password Linux?
Resetting the MySQL root password on Linux can be done by following these steps:
Step 1: Stop the MySQL service
– Open a terminal on your Linux machine.
– Run the command `sudo systemctl stop mysql` to stop the MySQL service.
Step 2: Start MySQL in safe mode
– Run the command `sudo mysqld_safe –skip-grant-tables &` to start MySQL in safe mode without password authentication.
Step 3: Connect to MySQL
– Open a new terminal and run the command `mysql -u root` to connect to the MySQL server.
Step 4: Update the root password
– Once you are connected to MySQL, run the following command to update the root password:
"`
UPDATE mysql.user SET authentication_string = PASSWORD(‘new_password’) WHERE user = ‘root’;
"`
Step 5: Flush privileges
– After updating the password, run the command `FLUSH PRIVILEGES;` to reload the privilege tables and apply the changes.
Step 6: Restart MySQL
– Go back to the terminal where you started MySQL in safe mode and stop it by pressing `Ctrl+C`.
– Run the command `sudo systemctl start mysql` to start the MySQL service again.
Now your MySQL root password on Linux has been successfully reset. Make sure to replace ‘new_password’ in Step 4 with your desired new password.
How to reset MySQL root password in Ubuntu 22?
Resetting the MySQL root password in Ubuntu 22 requires a certain set of steps to ensure a successful password reset. Here’s the process you can follow:
1. Stop the MySQL service:
– Open a terminal.
– Run the following command to stop the MySQL service:
"`
sudo systemctl stop mysql
"`
2. Start MySQL in safe mode:
– Run the following command to start MySQL in safe mode:
"`
sudo mysqld_safe –skip-grant-tables –skip-networking &
"`
3. Access the MySQL command-line interface:
– Open a new terminal window.
– Run the following command to access the MySQL command-line interface:
"`
sudo mysql -u root
"`
4. Select the MySQL database:
– Run the following command to switch to the MySQL database:
"`
use mysql;
"`
5. Update the root password:
– Run the following command to update the root password (replace ‘new_password’ with your desired password):
"`
UPDATE user SET authentication_string=PASSWORD(‘new_password’) WHERE User=’root’;
"`
6. Flush privileges:
– Run the following command to flush the privileges:
"`
FLUSH PRIVILEGES;
"`
7. Exit the MySQL command-line interface:
– Run the following command to exit the MySQL command-line interface:
"`
exit;
"`
8. Restart the MySQL service:
– Run the following command to restart the MySQL service:
"`
sudo systemctl start mysql
"`
The MySQL root password should now be successfully reset. Remember to use the new password whenever you need to access MySQL as the root user.
Please note that it’s important to follow these steps carefully and ensure you have appropriate permissions to perform these actions.