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From: Melanie Plageman <[email protected]>
To: Lukas Fittl <[email protected]>
Cc: PostgreSQL Hackers <[email protected]>
Cc: Tomas Vondra <[email protected]>
Cc: Andres Freund <[email protected]>
Cc: David Rowley <[email protected]>
Subject: Re: Fix Heap Blocks accumulation for Parallel Bitmap Heap Scan
Date: Sun, 5 Apr 2026 15:08:03 -0400
Message-ID: <CAAKRu_YvqAVY05AFqZCaAXawXds5Syn1AmEhaBhMOaBe3x+3og@mail.gmail.com> (raw)
In-Reply-To: <CAP53PkxRrRKLXECGNFTVOtUusBoWLutZiPfnbejX40ocLuFMQA@mail.gmail.com>
References: <CAP53PkxRrRKLXECGNFTVOtUusBoWLutZiPfnbejX40ocLuFMQA@mail.gmail.com>

On Sun, Apr 5, 2026 at 2:52 PM Lukas Fittl <[email protected]> wrote:
>
> Parallel Bitmap Heap Scans were missing such handling in
> show_tidbitmap_info, causing the information shown on the plan to only
> reflect the Heap Blocks of the leader, not that of the parallel
> workers. I think this is inconsistent, and should be fixed.

I think this was intentional. See David's comment here [1].

- Melanie

[1] https://www.postgresql.org/message-id/CAApHDvqFtd-9DYH70sbjD7iB-Eq-xSip1LPr%3DnayfpPd1pkZVw%40mail.g...

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