Thank you for taking the time to report this bug and helping to make
Ubuntu better.
Unfortunately crossgrading from Oracle MySQL 5.6 to MariaDB 10.0 makes
changes to the database in /var/lib/mysql/ that cannot be undone
automatically, and we don't currently have a technical solution to this.
You
** Tags removed: need-duplicate-check
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You received this bug notification because you are a member of Ubuntu
Server Team, which is subscribed to mysql-5.6 in Ubuntu.
https://bugs.launchpad.net/bugs/1490071
Title:
package mysql-server-5.6 5.6.25-0ubuntu0.15.04.1 failed to
install/upgrade:
