Which is exactly what Monty has done: http://askmonty.org/wiki/index.php/MariaDB http://askmonty.org/wiki/index.php/MariaDB However, MySql is also sold under a

Which is exactly what Monty has done: http://askmonty.org/wiki/index.php/MariaDB http://askmonty.org/wiki/index.php/MariaDB However, MySql is also sold under a commercial license. Furthermore, MySql support was offered by Sun since they bought it, generating some income. Whether that is worth 1 billion I don't want to speculate.