mariadb.service is a disabled or a static unit, not starting it. W: APT had planned for dpkg to do more than it reported back (18 vs 22). Affected packages: mariadb-common:amd64 [t]2018-11-21 20:43:18
# systemctl is-enabled mysql mysql.service is not a native service, redirecting to systemd-sysv-install. Executing: /lib/systemd/systemd-sysv-install is-enabled mysql disabled