| From: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
|---|---|
| To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
| Cc: | Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, "tanghy(dot)fnst(at)fujitsu(dot)com" <tanghy(dot)fnst(at)fujitsu(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, Greg Nancarrow <gregn4422(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, "houzj(dot)fnst(at)fujitsu(dot)com" <houzj(dot)fnst(at)fujitsu(dot)com>, "osumi(dot)takamichi(at)fujitsu(dot)com" <osumi(dot)takamichi(at)fujitsu(dot)com>, Alexey Lesovsky <lesovsky(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Skipping logical replication transactions on subscriber side |
| Date: | 2022-01-24 09:42:58 |
| Message-ID: | CAA4eK1Lod=9rrMODAZPdDz7CGvfk6zX0C1_Xvsqg-+Q74TBstA@mail.gmail.com |
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On Mon, Jan 24, 2022 at 1:30 PM David G. Johnston
<david(dot)g(dot)johnston(at)gmail(dot)com> wrote:
>
> That said, at present my two dislikes:
>
> 1) ALTER SYSTEM SKIP accepts any xid value (I need to consider further the timing of when this resets to zero)
>
I think this is required for future extension of this feature wherein
I think there could be multiple such xids say when we support parallel
apply workers. I think if we get a good way to do it even after the
first version like by making a xid an optional parameter.
--
With Regards,
Amit Kapila.
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