How To Install MySQL 5.6 On Ubuntu 12.10 (Including memcached Plugin)
According to What's New in MySQL 5.6,
MySQL 5.6 will bring some performance improvements over MySQL 5.5. If
you want to test out MySQL 5.6, you have to install one of the
development releases from the MySQL downloads page
because there is no stable release yet. This tutorial explains how to
install the MySQL 5.6.8rc1 (Linux Generic) development release on an
Ubuntu 12.10 server.