| From: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
|---|---|
| To: | Greg Nancarrow <gregn4422(at)gmail(dot)com> |
| Cc: | Peter Smith <smithpb2250(at)gmail(dot)com>, Ajin Cherian <itsajin(at)gmail(dot)com>, Euler Taveira <euler(at)eulerto(dot)com>, "houzj(dot)fnst(at)fujitsu(dot)com" <houzj(dot)fnst(at)fujitsu(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, "tanghy(dot)fnst(at)fujitsu(dot)com" <tanghy(dot)fnst(at)fujitsu(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Rahila Syed <rahilasyed90(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, Önder Kalacı <onderkalaci(at)gmail(dot)com>, japin <japinli(at)hotmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, David Steele <david(at)pgmasters(dot)net>, Craig Ringer <craig(at)2ndquadrant(dot)com>, Amit Langote <amitlangote09(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: row filtering for logical replication |
| Date: | 2021-12-15 06:24:57 |
| Message-ID: | CAA4eK1+z2gZe9ZiuGUVXTf=Jy_qtHbN_0Pq3YFtWwR_6dOd41w@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Dec 15, 2021 at 10:20 AM Greg Nancarrow <gregn4422(at)gmail(dot)com> wrote:
>
> On Mon, Dec 13, 2021 at 8:49 PM Peter Smith <smithpb2250(at)gmail(dot)com> wrote:
> >
> > PSA the v46* patch set.
> >
>
> 0001
>
> (1)
>
> "If a subscriber is a pre-15 version, the initial table
> synchronization won't use row filters even if they are defined in the
> publisher."
>
> Won't this lead to data inconsistencies or errors that otherwise
> wouldn't happen?
>
How? The subscribers will get all the initial data.
> Should such subscriptions be allowed?
>
I am not sure what you have in mind here? How can we change the
already released code pre-15 for this new feature?
--
With Regards,
Amit Kapila.
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