How to use yum to install mysql on linux

Linux is a free and open source operating system used by more and more businesses and individuals for servers, desktops and mobile devices. MySQL is an efficient open source relational database management system that is widely used in network applications and websites. In order for the Linux system to run MySQL smoothly, we need to perform some installation operations.

This article will focus on how to use the yum command to install MySQL. yum is a commonly used software package manager in Fedora and Red Hat Linux systems, which can automatically resolve dependencies between software packages. Here are the specific steps.

1. Check the system version number

yum can only run on CentOS, Red Hat Enterprise Linux (RHEL) and Fedora, and the system version must be higher than RHEL5 or CentOS5.

You can check the system version through the following command:

cat /etc/redhat-release

2. Add MySQL warehouse

In order to use yum to install MySQL, you need to add the MySQL warehouse first. We can go to the MySQL official website to download the corresponding warehouse file.

Enter the following command in the terminal to download the MySQL warehouse file:

wget https://dev.mysql.com/get/mysql80-community-release-el7-3.noarch.rpm

Then, enter the following command in the terminal to install the warehouse file:

sudo rpm -ivh mysql80-community-release-el7-3.noarch.rpm

3. Install MySQL

After the warehouse is added, we can use yum to install MySQL.

Enter the following command in the terminal to install MySQL:

sudo yum install mysql-community-server

4. Start MySQL

After the MySQL installation is completed, it will not start by default. We need to manually Start it.

Enter the following command in the terminal to start MySQL:

sudo systemctl start mysqld

5. Set MySQL to start automatically

If you need to automatically start MySQL every time the system starts, you can Use the following command to set up:

sudo systemctl enable mysqld

6. Check MySQL status

To ensure that MySQL has been successfully installed and running, you can further check the status of MySQL. Enter the following command in the terminal:

sudo systemctl status mysqld

If MySQL is running, the command line will display the status of "Active: active (running)".

7. Login to MySQL

After the installation is complete, we need to log in to MySQL to create and manage the database.

Enter the following command in the terminal to log in to MySQL as root:

sudo mysql -u root -p

Enter the initial root password and confirm again to complete the MySQL installation and login.

Summary

Through the above steps, we can use the yum command to easily install MySQL in the Linux system without the need for manual downloading, resolving dependencies and other cumbersome steps. If you are a newbie, you can practice using the yum command through the above steps. At the same time, this method can also be used to install other software packages, such as git, Apache, etc.

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