mariadb-client 1:10.3.25-0ubuntu1 (s390x binary) in ubuntu hirsute

 This is an empty package that depends on the current "best" version of
 mariadb-client (currently mariadb-client-10.3), as determined by the MariaDB
 maintainers. Install this package if in doubt about which MariaDB version
 you want, as this is the one considered to be in the best shape.