MariaDB Sharding using Docker Below versions. Ubuntu 18.04 Docker 19.03 MariaDB 10.4 Installation Install the server and apt update. $ sudo apt update $ sudo apt-get update $ sudo apt-get upgrade Install the dependencies. $ sudo apt install apt-transport-https ca-certificates curl software-properties-common Add docker repository on apt $ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | ..