Re: Add timeline to partial WAL segments

From: David Steele <david(at)pgmasters(dot)net>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Michael Paquier <michael(at)paquier(dot)xyz>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Add timeline to partial WAL segments
Date: 2018-12-21 06:12:43
Message-ID: 08e88c24-9996-0a7b-2475-20049c67ef33@pgmasters.net
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On 12/20/18 10:56 PM, Robert Haas wrote:
> On Fri, Dec 14, 2018 at 6:05 PM David Steele <david(at)pgmasters(dot)net> wrote:
>> The question in my mind: is it safe to back-patch?
>
> I cannot imagine it being a good idea to stick a behavioral change
> like this into a minor release. Yeah, it lets people get out from
> under this problem a lot sooner, but it potentially breaks backup
> scripts even for people who were not suffering in the first place. I
> don't think solving this problem for the people who have it is worth
> inflicting that kind of breakage on everybody.

Fair enough -- figured I would make an argument and see what people thought.

It's easy enough to solve on my end, but I'll wait and see what naming
scheme we come up with.

--
-David
david(at)pgmasters(dot)net

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