In this tutorial we will learn, how to install MySQL Server 5.6 on CentOS 7 / RHEL 7 . In our previous post, we have installed MySQL Server 5.6 on CentOS 6.x/RHEL 7.x.
In CentOS 7/ RHEL 7 , now MariaDB is introduced as a defualt database. Still many Organisations/Company would like to continue with MySQL. Whereas System Admin who earlier worked on MySQL can easily work on MariaDB. MariaDB is a community-developed fork of the MySQL relational database management system.
MariaDB’s lead developer is Michael “Monty” Widenius, the founder of MySQL and Monty Program AB. He had previously sold his company, MySQL AB, to Sun Microsystems for US$1 billion. MariaDB is named after Monty’s younger daughter, Maria. (Reference taken from Wikipedia)
Install MySQL Server 5.6 on CentOS 7 / RHEL 7
Follow the given below steps to install MySQL Server 5.6 .
You must be login with root user in system
Download the Yum Repo package of MySQL Server 5.6
Download the rpm package, which will create a yum repo file for MySQL Server installation.
yum install wget
Install mysql-community-release-el7-5.noarch.rpm package
Install this downloaded rpm package by using rpm command.
rpm -ivh mysql-community-release-el7-5.noarch.rpm
After the installation of this package. We will get two new yum repo related to MySQL
[[email protected] ~]# ls -1 /etc/yum.repos.d/mysql-community* /etc/yum.repos.d/mysql-community.repo /etc/yum.repos.d/mysql-community-source.repo [[email protected] ~]#
Installing MySQL Server
By using yum command, now we will install MySQL Server 5.6 . All dependencies will be installed itself.
yum install mysql-server
How to start/stop/restart MySQL Server
Now MySQL Server is installed on your system.
To start MySQL Service, run command
systemctl start mysqld
To stop MySQL Service, run command
systemctl stop mysqld
To restart MySQL Service, run command
systemctl restart mysqld
To get status of MySQL Service, run command
systemctl status mysqld
Reset MySQL root password
On fresh installation of MySQL Server. The MySQL root user password is blank.
For good security practice, we should reset the password MySQL root user.
On newly installed MySQL Server, we generally recommend to use the command script. You have to just follow the instructions.
In another method,you can log into MySQL server database and reset the password in secure way.
mysql -u root
You will see mysql prompt like this mysql> . Use the below given commands to reset root’s password.
mysql> use mysql; mysql> update user set password=PASSWORD("GIVE-NEW-ROOT-PASSWORD") where User='root'; mysql> flush privileges; mysql> quit