| From: | vignesh C <vignesh21(at)gmail(dot)com> |
|---|---|
| To: | "Hayato Kuroda (Fujitsu)" <kuroda(dot)hayato(at)fujitsu(dot)com> |
| Cc: | Shubham Khanna <khannashubham1197(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Peter Smith <smithpb2250(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com> |
| Subject: | Re: Enhance 'pg_createsubscriber' to retrieve databases automatically when no database is provided. |
| Date: | 2025-02-18 09:15:33 |
| Message-ID: | CALDaNm1M_GOyuAZCwFHbc_PcOt0rfVd23pEQ7f86E93im0_UEA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, 18 Feb 2025 at 06:22, Hayato Kuroda (Fujitsu)
<kuroda(dot)hayato(at)fujitsu(dot)com> wrote:
>
> I'm not sure we must really handle the case. Documentation [1] has already described
> not to run DDL commands during the command:
>
> ```
> Since DDL commands are not replicated by logical replication, avoid executing DDL
> commands that change the database schema while running pg_createsubscriber.
> If the target server has already been converted to logical replica, the DDL commands
> might not be replicated, which might cause an error.
> ```
Yes, that makes sense. Since the same applies to tables created while
pg_createsubscriber is running, and there is already generic
documentation covering this, I agree with you.
Regards,
Vignesh
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