Re: pg_createsubscriber: drop pre-existing subscriptions from the converted node - Mailing list pgsql-hackers

From Shlok Kyal
Subject Re: pg_createsubscriber: drop pre-existing subscriptions from the converted node
Date
Msg-id CANhcyEVUj9cCt1rhqiDLXh8UxtCFD6FiPbZcvmkW0B+XmS3ASA@mail.gmail.com
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In response to RE: pg_createsubscriber: drop pre-existing subscriptions from the converted node  ("Hayato Kuroda (Fujitsu)" <kuroda.hayato@fujitsu.com>)
Responses Re: pg_createsubscriber: drop pre-existing subscriptions from the converted node
List pgsql-hackers
On Mon, 1 Jul 2024 at 11:44, Hayato Kuroda (Fujitsu)
<kuroda.hayato@fujitsu.com> wrote:
>
> Dear Amit,
>
> Thanks for giving comments! PSA new version.
>
> > Thanks, this is a better approach. I have changed a few comments and
> > made some other cosmetic changes. See attached.
>
> I checked your attached and LGTM. Based on that, I added some changes
> like below:
>
> - Made dbname be escaped while listing up pre-existing subscriptions
>  Previous version could not pass tests by recent commits.
> - Skipped dropping subscriptions in dry_run mode
>   I found the issue while poring the test to 040_pg_createsubscriber.pl.
> - Added info-level output to follow other drop_XXX functions
>
> > BTW, why have you created a separate test file for this test? I think
> > we should add a new test to one of the existing tests in
> > 040_pg_createsubscriber.
>
> I was separated a test file for just confirmation purpose, I've planned to merge.
> New patch set did that.
>
> > You can create a dummy subscription on node_p
> > and do a test similar to what we are doing in "# Create failover slot
> > to test its removal".
>
> Your approach looks better than mine. I followed the approach.

Hi Kuroda-san,

I tested the patches on linux and windows and I confirm that it
successfully fixes the issue [1].

[1]:
https://www.postgresql.org/message-id/CANhcyEWvimA1-f6hSrA%3D9qkfR5SonFb56b36M%2B%2BvT%3DLiFj%3D76g%40mail.gmail.com

Thanks and Regards,
Shlok Kyal



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