In the middle of nowhere...
changing mysql to innodb_file_per_table=1 with lvm and replication almost without downtime
October 19, 2014
This conversion was made with mysql 5.5, but it should work with older versions, as replications on mysql were introduced since mysql 3.23.15. Don't forget
Recover mysql root password
January 15, 2012
It happens quite often, that You need to do something on database, which was installed long long time ago. And nobody remembers the root password. Kinda