| From: | "Drouvot, Bertrand" <bertranddrouvot(dot)pg(at)gmail(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Ibrar Ahmed <ibrar(dot)ahmad(at)gmail(dot)com>, Amit Khandekar <amitdkhan(dot)pg(at)gmail(dot)com>, fabriziomello(at)gmail(dot)com, tushar <tushar(dot)ahuja(at)enterprisedb(dot)com>, Rahila Syed <rahila(dot)syed(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Minimal logical decoding on standbys |
| Date: | 2022-12-13 16:46:31 |
| Message-ID: | 783e2c8e-81a7-dbaf-8f8a-7054fd729ba6@gmail.com |
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| Lists: | pgsql-hackers |
On 12/13/22 5:42 PM, Robert Haas wrote:
> On Tue, Dec 13, 2022 at 11:37 AM Drouvot, Bertrand
> <bertranddrouvot(dot)pg(at)gmail(dot)com> wrote:
>>> It seems kind of unfortunate to have to add payload to a whole bevy of
>>> record types for this feature. I think it's worth it, both because the
>>> feature is extremely important,
>>
>> Agree and I don't think that there is other option than adding some payload in some WAL records (at the very beginning the proposal was to periodically log a new record
>> that announces the current catalog xmin horizon).
>
> Hmm, why did we abandon that approach? It sounds like it has some promise.
>
I should have put the reference to the discussion up-thread, it's in [1].
Regards,
--
Bertrand Drouvot
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com
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