Re: WAIT FOR command should do some query jumbling

From: sirisha chamarthi <sirichamarthi22(at)gmail(dot)com>
To: Peter Eisentraut <peter(at)eisentraut(dot)org>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Alexander Korotkov <akorotkov(at)postgresql(dot)org>
Subject: Re: WAIT FOR command should do some query jumbling
Date: 2026-08-28 23:06:58
Message-ID: CAKrAKeX8EjbF17aBoFJOjFh2k2V-G5ZzqK15Och+7PtoqS=8Xg@mail.gmail.com
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Hi Peter,

On Fri, Aug 28, 2026 at 2:48 PM Peter Eisentraut <peter(at)eisentraut(dot)org>
wrote:

> Right now, WAIT FOR commands are recorded literally in
> pg_stat_statements. I think the actual LSN value should be replaced by
> some placeholder, like
>
> WAIT FOR LSN $1
>
> Otherwise, a client library or framework that runs this command
> repeatedly would needlessly spam pg_stat_statements.
>
> The query jumbling facilities should be used to handle this.
>

+1 to your suggestion. Please find the attached patch to address this issue.

Regards,
Sirisha

Attachment Content-Type Size
v1-0001-Jumble-WAIT-FOR-LSN-target.patch application/octet-stream 2.8 KB

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