[mythtv-users] versions mix & match ?

Helen Buus helen.buus at gmail.com
Mon Feb 27 14:08:20 UTC 2023

On 2023-02-27 06:19, Per Jessen wrote:
> Peter Bennett wrote:
>> On 2/26/23 10:21, Per Jessen wrote:
>>> hello,
>>> I have a setup consisting of two backends, a database machine and two
>>> frontends.  All version 30.  I'm working on adding a third backend
>>> (for
>>> migration purposes).  For now, on this new backend, I've installed 31
>>> (happens to be all that is currently available for openSUSE), so
>>> mythtv-setup is of course suggesting a database schema upgrade.
>>> Will the existing backends/frontends continue to work if I do this
>>> schema upgrade?
>>> thanks.
>> No. MythTV requires all backends and frontends that interconnect to
>> use the same database schema version. The backend automatically
>> upgrades but will not downgrade, so once you have converted your
>> database you cannot go back.
> Right, that was my gut feeling too.  Thanks for confirming.
> I just thought I'd read something about better "inter-version"
> cooperation, but I may well have been daydreaming.

You could set up a standalone backend/frontend with its own database for testing.
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