MySQL is free and most widely open-source database management system. MySQL is no longer available since release of Debian 10 and MariaDB has become the default database system. MariaDB is the default database system in Debian 11. This tutorial will describe how to install MySQL on Debian 11 from the MySQL Apt repository.
How to Install MySQL on Debian 11
Follow the below given steps to install MySQL on your Debian 11 system:
Step 1 – Download Repositories
At first, we will download the latest MySQL release package from MySQL official PPA of Debian using wget command. Run the below given command to add the MySQL APT repository to your system:
Step 2 – Add MySQL Repositories
Once the package download completed, install the release package with root or user with sudo privileges:
sudo apt install ./mysql-apt-config_0.8.24-1_all.deb
It will prompt you to configuration menu where you can select MySQL version whatever you want like below:
By default, MySQL 8.0 is selected. You can install another version by selecting
MySQL Server & Cluster (Currently selected: mysql-8.0) option and choose version as per your requirement. In this guide, we will install MySQL 8.0 so select the last option
Ok and hit
Enter key to save changes.
Step 3 – Install MySQL
At this step, your system is ready to install MySQL. First, you need to update the package list using:
sudo apt update
Use the below command to install MySQL server on your Debian system:
sudo apt install mysql-server
It will prompt to set root user password as below. Enter a strong password for root user and hit
Ok button. Again, It will ask to re-enter password. This password will be use as root user password.
Next, you will be presented with a message informing you about the new MySQL 8 authentication.
After that, it will prompt with a message informing you about the new MySQL 8 authentication. Before selecting the default MySQL 8 authentication plugin make sure it is supported by your application.
Step 4 – Verify Installation
It will start the MySQL service automatically once the installation is completed. To check the MySQL service
status issue below given command:
sudo systemctl status mysql
It should show below output if service active:
● mysql.service - MySQL Community Server Loaded: loaded (/lib/systemd/system/mysql.service; enabled; vendor preset: en Active: active (running) since Thr 2022-11-25 16:40:45 UTC; 20s ago ...
Step 5 – Secure MySQL Installation
You can improve MySQL security by execute the mysql_secure_installation command. It’s a MySQL inbuilt security script. Run then below command:
Once you execute this command it will prompt you to enter root user password which you set before this step. After that, it will ask you to choose whether to use the VALIDATE PASSWORD PLUGIN or not, which can be use to test the strength of your MySQL password. Press ENTER if you don’t want to set up the validate password plugin.
Next, It will ask if you want to change current root user password. If your current password is perfect then, enter
No at the prompt.
Now, for all next questions press Y and hit Enter key for each. This will remove some anonymous users and test database, disable remote root logins and load these new rules so that MySQL immediately respects the changes you have made. Following questions will be prompt and you have to press yes/y for all :
Remove anonymous users? (Press y|Y for Yes, any other key for No) : y Disallow root login remotely? (Press y|Y for Yes, any other key for No) : y Remove test database and access to it? (Press y|Y for Yes, any other key for No) : y Reload privilege tables now? (Press y|Y for Yes, any other key for No) : y
Step 5 – Connect MySQL
You can login to MySQL server using command line using below command:
mysql -u root -p
It will prompt to enter root user password which you set before and it will show you output as below:
Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 12 Server version: 8.0.31 MySQL Community Server - GPL Copyright (c) 2000, 2019, 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>
You learned how to install MySQL 8.0 and Secure MySQL on Debian 11 Bullseye. You should stick to MariaDB the default database system of Debian 11.
Feel free to leave a comment below, if you are facing any issue.
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