[debian-mysql] serg wants easy upgrades [was Re: MariaDB status in NEW queue?]

[Colin Charles]

On 13 Dec 2013, at 22:59, Clint Byrum <spamaps at debian.org> wrote:

>>> On an Ubuntu Saucy system serg wants to seamlessly upgrade from 5.5 to 10.0.
>>> apt-get install mariadb-server-10.0
>>> works fine, but it does NOT auto upgrade from 5.5 to 10.0 upon general
>>> apt-get dist-upgrade
>>> 
>>> Since the metapackages mariadb-{server,client,test} exist for both and
>>> have version deps (and Replaces:) it *seems* like this ought to work??
>> 
>> Once mariadb-5.5 lands Debian proper I'll start looking into the -10.0
>> packages. I think I'd use the same conflict/replaces controls to make
>> -10 upgrade from -5.5 as I've used to make mariadb-5.5 upgrade from
>> mysql-5.5.
>> 
> 
> Will 10.0 retain on-disk compatibility with the other flavors? If not,
> then it sounds like a 1-way trip.. so I'm a little dubious about trying
> to keep them both installable. That would also necessitate owning its
> own datadir.

Yes, the InnoDB on-disk compatibility will be the same. So as long as you don't use something that MySQL itself does not have (say dynamic columns), the on-disk compatibility is the same (so definitely not a 1-way trip!)

HTH
--
Colin Charles, Chief Evangelist
MariaDB | t: +6-012-204-3201 | Skype: colincharles