@Andrea Boriero
I just did a test again with Fedora 22 (fresh image from osboxes.org) and MariaDB 10.0.21 (fedora repo package) and it failed. I have attach a maven project and 2 big logs (from spring boot debug logging level). MariabDB 5.5 is OK though (downloaded vanila binary from mariadb.org and run on Arch).