mysql-client провайдится как пакетом MySQL-client, так и mariadb-client. Вероятно, workbench и с MariaDB будет работать.
mysql-workbench-community-6.3.4-alt0.M70T.1 -> t7: * Fri Sep 18 2015 Sergey Y. Afonin <asy@altlinux> 6.3.4-alt0.M70T.1 - Updated to last release (renamed to mysql-workbench-community) - Changed "MySQL-client" to "mysql-client" in "Requires" (ALT #31271) - Used %gpllgpl2only macro instead of %gpl2only - Added draft patch for support administration of MariaDB 10
fixed только для t7
mysql-workbench-community-6.3.4-alt1 -> sisyphus: * Mon Oct 12 2015 Sergey Y. Afonin <asy@altlinux> 6.3.4-alt1 - Updated to last release (renamed to mysql-workbench-community) - Removed patches for mysql-workbench 5.x - Fixed build with new libsigc++ (requires "-std=c++11" for c++) - Added draft patch for support administration of MariaDB 10 * Fri Oct 09 2015 Sergey Y. Afonin <asy@altlinux> 5.2.47-alt2 - Changed "MySQL-client" to "mysql-client" in "Requires" (ALT #31271) - Used %gpllgpl2only macro instead of %gpl2only - Warning: libmysqlclient-devel of MariaDB is used since 5.2.47-alt1.1
В 6.3.10-alt1 пришлось вернуться на настоящий libmysqlclient-devel