How to Install MySQL 8.0 in Ubuntu 18.04

Step 1 – Add MySQL Apt Repository

Downloading the repository package using the wget or curl tool from the command line.

wget

wget -c https://dev.mysql.com/get/mysql-apt-config_0.8.24-1_all.deb

Or use curl

curl -OL https://dev.mysql.com/get/mysql-apt-config_0.8.24-1_all.deb

Then install the MySQL repository package using the following dpkg command.

sudo dpkg -i mysql-apt-config_0.8.24-1_all.deb

Step 2: Install MySQL Server in Ubuntu 18.04

Next, download the latest package information from all configured repositories, including the recently added MySQL repository.

sudo apt update

Then run the following command to install packages for the MySQL community server

sudo apt-get install mysql-server

Through the installation process, you will be asked to enter a password for the root user for your MySQL server, re-enter the password to confirm it and press [Enter].

You will be asked to select the default authentication plugin to use, then use the right arrow to choose Ok and press [Enter] to complete the package configuration.

Step 3: Secure MySQL Server Installation

By default, the MySQL installation is insecure.

Execute the below script

sudo mysql_secure_installation

You will be asked to enter the root password you set during installation. Then also choose whether to use the VALIDATE PASSWORD plugin or not.

• Change the password for root: if you want press Y
• Remove anonymous users? : y
• Disallow root login remotely?  : y
• Remove the test database and access it.  : y
• Reload privilege tables now?  : y

Step 4: Managing MySQL Server via Systemd

To Know the Server Status run the below command

sudo systemctl status mysql

Step 5: Auto Restart On System or Server Boot

sudo systemctl enable mysql

Finally, to access the MySQL shell

sudo mysql -u root -p