How to download mysql on centos

##1. Download and install the official MySQL Yum Repository

Use the above command to directly download the Yum Repository for installation, probably It looks like 25KB, and then you can install it directly with yum.

Then start installing the MySQL server.

This step may take some time. After the installation is completed, the previous mariadb will be overwritten.

2. MySQL database settings

First start MySQL

Check the running status of MySQL

If you want to enter MySQL, you have to First find out the password of the root user at this time. You can find the password in the log file through the following command:

Enter the database with the following command:

Enter the initial password (the last one in the picture above) no;e!5>>alfg), you cannot do anything at this time, because MySQL must change the password by default before operating the database:

Replace 'new password' with the password you want to set, Note: Password settings must contain uppercase and lowercase letters, numbers, and special symbols (,/';:, etc.), otherwise the configuration cannot be successful.

3. Add open ports for firewalld

Add mysql port 3306 and Tomcat port 8080

Then reload

Related tutorial recommendations:

centos tutorial

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