Re: database files are incompatible with server

On 8/22/19 8:49 PM, Adrian Klaver wrote:
> On 8/22/19 6:29 PM, Ron wrote:
>> On 8/22/19 7:08 PM, Adrian Klaver wrote:
>>> On 8/22/19 4:52 PM, Igal @ Lucee.org wrote:
>>>> I have a data directory that was created by Postgres 12 (I thought beta
>>>> 3 but now am not sure anymore) running in Docker.
>>>>
>>>> I have installed Postgres 12b3 as a Systemd service and am trying to
>>>> set the cluster to the same PGDATA.  I have set the owner of the
>>>> directory to postgres:postrgres, and the permissions to 0700, but I'm
>>>> getting the following error:
>>>>
>>>> 2019-08-22 23:40:48.759 UTC [23044] FATAL:  database files are
>>>> incompatible with server
>>>> 2019-08-22 23:40:48.759 UTC [23044] DETAIL:  The database cluster was
>>>> initialized with CATALOG_VERSION_NO  201906161, but the server was
>>>> compiled with CATALOG_VERSION_NO 201907221.
>>>
>>> So the cluster is from an older version then the server.
>>
>> Aren't Pg files supposed to be compatible within minor versions?
>>
>
> Betas are a moving target so that does not hold:
>
> https://www.postgresql.org/developer/beta/
>
> "Features are subject to changes that are backwards incompatible at any
> time during the development of the betas, and could possibly be removed
> altogether."

Features as in the on-disk structure?

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