Upgrading MySQL to 5.5 in CentOS Web Panel [CWP]

In this tutorial we will show you how to upgrade MySQL server in CentOS Web Panel.

1) Create full database backup (In case mysql server break we have backup to restore).

mysqldump --events --all-databases | gzip > /home/alldatabases.sql.gz

2) Install Remi repo.

cd /etc/yum.repos.d
wget http://rpms.famillecollet.com/enterprise/remi.repo

3) Now upgrade MySQL Server.

yum --enablerepo=remi update mysql-server
sudo mysql_upgrade

4) Restart MySQL Server.

service mysqld restart

If you want to do a fresh install of MySQL Server.

yum --enablerepo=remi install mysql-server

You are done with upgrading.