| From: | Jacob Champion <jchampion(at)timescale(dot)com> |
|---|---|
| To: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
| Cc: | Peter Smith <smithpb2250(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Aleksander Alekseev <aleksander(at)timescale(dot)com> |
| Subject: | Re: RFC: logical publication via inheritance root? |
| Date: | 2023-06-21 17:13:44 |
| Message-ID: | CAAWbhmjzGr-wYPe0GS2iqrse00Cfwp7BZr4Es5742FM=c1bPAw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Jun 21, 2023 at 3:28 AM Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
> On Tue, Jun 20, 2023 at 10:39 PM Jacob Champion <jchampion(at)timescale(dot)com> wrote:
> > Making it a subscriber-side feature
> > requires tight coupling between the two peers, though. (For the
> > timescaledb case, how does the subscriber know which new partitions
> > belong to which root?
>
> Yeah, the subscriber can't figure that out automatically. Users need
> to provide the mapping manually.
Right. For that reason, I think subscriber-side mappings probably
won't help this particular use case. This patchset is pushing more in
the direction of publisher-side mappings.
Thanks,
--Jacob
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