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MariaDB is one of the popular open-source database management system used by small to large enterprises. It is a fork of MySQL, developed by MariaDB Corporation Ab, led by the original developers of MySQL.
MariaDB is fully compatible with MySQL database for ensuring a drop-in replacement capability. It is used as a database server in LAMP and LEMP stack.
In this post, we will see how to install MariaDB on CentOS 7 / RHEL 7.
Install MariaDB on CentOS 7 / RHEL 7
Contents
You can install MariaDB package on CentOS 7 / RHEL 7 using two sources.
Install MariaDB from Official MariaDB Mirror
MariaDB foundation offers MariaDB packages for CentOS 7 / RHEL 7. Packages provided by MariaDB community is always fresh and is supported by them.
Add MariaDB repository to the system that MariaDB offers for CentOS 7 / RHEL 7.
### CentOS 7 ### cat <<EOF >> /etc/yum.repos.d/mariadb.repo [mariadb] name = MariaDB baseurl = http://yum.mariadb.org/10.4/centos7-amd64 gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB gpgcheck=1 EOF ### RHEL 7 ### cat <<EOF >> /etc/yum.repos.d/mariadb.repo [mariadb] name = MariaDB baseurl = http://yum.mariadb.org/10.4/rhel7-amd64 gpgkey=https://yum.mariadb.org/RPM-GPG-KEY-MariaDB gpgcheck=1 EOF
Install MariaDB server using the following command.
yum install -y MariaDB-server MariaDB-client
Install MariaDB from Base Repository
Installing MariaDB from base OS repository is a straightforward way. But, the repository may have a bit old version of MariaDB package.
yum -y install mariadb-server mariadb
Manage MariaDB Service
Start the MariaDB service with the following command.
systemctl start mariadb
Verify whether MariaDB is running or not.
systemctl status mariadb
Enable MariaDB service to start automatically on system startup.
systemctl enable mariadb
Secure MariaDB Installation
Use the mysql_secure_installation command to perform the initial setup of the MariaDB server.
This command is generally recommended to run in production Linux servers to remove anonymous users, test database, and disallows remote root login.
mysql_secure_installation
Official MariaDB Mirror
NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MariaDB SERVERS IN PRODUCTION USE! PLEASE READ EACH STEP CAREFULLY! In order to log into MariaDB to secure it, we'll need the current password for the root user. If you've just installed MariaDB, and haven't set the root password yet, you should just press enter here. Enter current password for root (enter for none): << Just press enter OK, successfully used password, moving on... Setting the root password or using the unix_socket ensures that nobody can log into the MariaDB root user without the proper authorisation. You already have your root account protected, so you can safely answer 'n'. Switch to unix_socket authentication [Y/n] N << Disable Unix Socket Authentication ... skipping. You already have your root account protected, so you can safely answer 'n'. Change the root password? [Y/n] Y << Change Root Password New password: << Enter Password Re-enter new password: << Re-Enter Password Password updated successfully! Reloading privilege tables.. ... Success! By default, a MariaDB installation has an anonymous user, allowing anyone to log into MariaDB without having to have a user account created for them. This is intended only for testing, and to make the installation go a bit smoother. You should remove them before moving into a production environment. Remove anonymous users? [Y/n] Y << Remove Anonymous Users ... Success! Normally, root should only be allowed to connect from 'localhost'. This ensures that someone cannot guess at the root password from the network. Disallow root login remotely? [Y/n] Y << Disallow root login remotely ... Success! By default, MariaDB comes with a database named 'test' that anyone can access. This is also intended only for testing, and should be removed before moving into a production environment. Remove test database and access to it? [Y/n] Y << Remove test database - Dropping test database... ... Success! - Removing privileges on test database... ... Success! Reloading the privilege tables will ensure that all changes made so far will take effect immediately. Reload privilege tables now? [Y/n] Y << Reload Tables ... Success! Cleaning up... All done! If you've completed all of the above steps, your MariaDB installation should now be secure. Thanks for using MariaDB!
Base OS Repository
NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MariaDB SERVERS IN PRODUCTION USE! PLEASE READ EACH STEP CAREFULLY! In order to log into MariaDB to secure it, we'll need the current password for the root user. If you've just installed MariaDB, and you haven't set the root password yet, the password will be blank, so you should just press enter here. Enter current password for root (enter for none): << Just Press Enter OK, successfully used password, moving on... Setting the root password ensures that nobody can log into the MariaDB root user without the proper authorisation. Set root password? [Y/n] Y << Set MariaDB root password New password: << Enter password Re-enter new password: << Re-Enter password Password updated successfully! Reloading privilege tables.. ... Success! By default, a MariaDB installation has an anonymous user, allowing anyone to log into MariaDB without having to have a user account created for them. This is intended only for testing, and to make the installation go a bit smoother. You should remove them before moving into a production environment. Remove anonymous users? [Y/n] Y << Remove Anonymous user ... Success! Normally, root should only be allowed to connect from 'localhost'. This ensures that someone cannot guess at the root password from the network. Disallow root login remotely? [Y/n] Y << Disasslow root login remotely ... Success! By default, MariaDB comes with a database named 'test' that anyone can access. This is also intended only for testing, and should be removed before moving into a production environment. Remove test database and access to it? [Y/n] Y << Remove test database - Dropping test database... ... Success! - Removing privileges on test database... ... Success! Reloading the privilege tables will ensure that all changes made so far will take effect immediately. Reload privilege tables now? [Y/n] Y << Reload Tables ... Success! Cleaning up... All done! If you've completed all of the above steps, your MariaDB installation should now be secure. Thanks for using MariaDB!
Access MariaDB
Login into MariaDB server.
mysql -u root -p
If you have installed MariaDB from the official repository, you need not to enter the password to login to MariaDB shell when you are Unix root user.
Welcome to the MariaDB monitor. Commands end with ; or g. Your MariaDB connection id is 22 Server version: 10.4.7-MariaDB MariaDB Server Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others. Type 'help;' or 'h' for help. Type 'c' to clear the current input statement. MariaDB [(none)]>
Install phpMyAdmin
If you are new to MariaDB, then consider installing phpMyAdmin to manage database over a web browser.
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READ: How To Install phpMyAdmin with Apache on CentOS 7 / RHEL 7
READ: How To Install phpMyAdmin with Nginx on CentOS 7 / RHEL 7
Conclusion
That’s All. I hope you have learned how to install MariaDB on CentOS 7 / RHEL 7 and did the initial setup. Read Beginner MariaDB Articles to know more about working with MariaDB.
