SLES: Failed to start mysql.service: Unit mysql.service failed to load

> sudo zypper install *.rpm

Loading repository data...

Reading installed packages...

Resolving package dependencies...

The following 8 NEW packages are going to be installed:

  MariaDB-client MariaDB-common MariaDB-connect-engine MariaDB-devel MariaDB-oqgraph-engine MariaDB-server

  MariaDB-shared MariaDB-test

.. skip ..

Note: This output shows SysV services only and does not include native

systemd services. SysV configuration data might be overridden by native

systemd configuration.

If you want to list systemd services use 'systemctl list-unit-files'.

To see services enabled on particular target use

'systemctl list-dependencies [target]'.

mysql                     0:off  1:off  2:on   3:on   4:on   5:on   6:off

chown: cannot access '/var/lib/mysql': No such file or directory

.. skip ..

grep: /etc/redhat-release: No such file or directory

> sudo /etc/init.d/mysql status

MySQL is not running                                                                                        failed

mysql.service

   Loaded: not-found (Reason: No such file or directory)

   Active: inactive (dead)

> sudo /etc/rc.d/mysql status

MySQL is not running                                                                                        failed

mysql.service

   Loaded: not-found (Reason: No such file or directory)

   Active: inactive (dead)

> sudo systemctl status mysql

mysql.service

   Loaded: not-found (Reason: No such file or directory)

   Active: inactive (dead)

> sudo systemctl start  mysql

Failed to start mysql.service: Unit mysql.service failed to load: No such file or directory.

> sudo /etc/init.d/mysql start

redirecting to systemctl start mysql.service

Failed to start mysql.service: Unit mysql.service failed to load: No such file or directory.