[Koha] Upgrading Koha 3.4 to Koha 3.8 ??

What is the best and easiest way to upgrade Koha 3.4 to Koha 3.8 running on Debian Squeeze? The key here is NOT to lose the data in the database tables. I am hoping that there are MySQL scripts to move data around if there are table differences between the 3.4 and 3.8. Thank you. jp -- View t

[Koha] REPOST: Need step by step to upgrade Koha from 3.x to latest 3.8

I am running on Debian Squeeze. I have made a complete system backup (just in case things don't go the way it should), and dumped the library database into a SQL file. I posted once before for instructions on how to upgrade Koha on Debian and I received 1 response but the person cautioned that i