In this tutorial, we’ve shown you how to install and secure a MySQL server on a CentOS 7 server. In this example we will create a simple table named contacts with three fields, id, name and email: CREATE TABLE contacts ( Now that we created a database we can create a table to store some data.īefore running the SQL statements for creating a table we need to connect to the database: use new_database Once you are connected to the MySQL shell, you can create a new database by typing the following command: CREATE DATABASE new_database Type '\c' to clear the current input statement.
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Once you enter the password you will be presented with the mysql shell as shown below: You will be prompted to enter the root password you have previously set when the mysql_secure_installation script was run. To log in to the MySQL server as the root user type: mysql -u root -p To interact with MySQL through the terminal we will use the MySQL client which is installed as a dependency of the MySQL server package. Connecting to MySQL from the command line You should answer “Y” (yes) to all questions. The script will also ask you to remove the anonymous user, restrict root user access to the local machine and remove the test database. Output The existing password for the user account root has expired. The password needs to be at least 8-characters long and to contain at least one uppercase letter, one lowercase letter, one number, and one special character. Output Securing the MySQL server deployment.Īfter entering the temporary password you will be asked to set a new password for user root. Run the mysql_secure_installation command to improve the security of our MySQL installation: sudo mysql_secure_installation Make note of the password, because the next command will ask you to enter the temporary root password. The output should look something like this: T10:59:51.251159Z 5 A temporary password is generated for x#0)B&?rpkra You can find the password by running the following command: sudo grep 'temporary password' /var/log/mysqld.log When the MySQL server is started for the first time, a temporary password is generated for the MySQL root user. Process: 4293 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS) Loaded: loaded (/usr/lib/systemd/system/rvice enabled vendor preset: disabled)Īctive: active (running) since Wed 11:02:43 UTC 14min ago We can check the MySQL service status by typing: sudo systemctl status mysqld Once the installation is completed, start the MySQL service and enable it to automatically start on boot with: sudo systemctl enable mysqld Install MySQL 8.0 package with yum: sudo yum install mysql-community-serverĭuring the installation yum may prompt you to import the MySQL GPG key. To install it on your CentOS 7 server follow the steps below:Įnable the MySQL 8.0 repository with the following command: sudo yum localinstall If you are not sure which version to install consult the documentation of the applications you’re going to deploy on your server.Īt the time of writing this article, the latest version of MySQL is version 8.0. You should install only one MySQL version on your CentOS 7 server.In the following sections, we will show you how to install MySQL 8.0 and MySQL 5.7. As we mentioned in the introduction MySQL is not available in the default CentOS 7 repositories so we will be installing the packages from the MySQL Yum Repository.It is best practice to run administrative commands as sudo user instead of root, if you don’t have a sudo user on your system you can create one by following these instructions. The default Centos administrator login name is "root".
Login to account with sudo or root privileges.Connect to your instance via Cybree VNC terminal, or use other terminal (such as Putty SSH) to connect your instance.Deploy a Cybree Instance with CentOS 7 image.In this tutorial, we will show you how to install MySQL on a CentOS 7 machine. MariaDB is a backward compatible, binary drop-in replacement of MySQL. With the release of CentOS 7 MySQL, the world’s most popular open-source relational database management system is no longer available in the CentOS’s repositories and MariaDB has become the default database system.