Re: Use read streams in pg_visibility

From: Nazir Bilal Yavuz <byavuz81(at)gmail(dot)com>
To: Noah Misch <noah(at)leadboat(dot)com>
Cc: PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Use read streams in pg_visibility
Date: 2024-09-05 12:59:53
Message-ID: CAN55FZ1LvG=xHEXh=ydw3ttwYj=4-M=jWy9HjZOSJQvG_0mmrw@mail.gmail.com
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Hi,

On Wed, 4 Sept 2024 at 21:43, Noah Misch <noah(at)leadboat(dot)com> wrote:
>
> https://postgr.es/m/CAEudQAozv3wTY5TV2t29JcwPydbmKbiWQkZD42S2OgzdixPMDQ@mail.gmail.com
> then observed that collect_corrupt_items() was now guaranteed to never detect
> corruption. I have pushed revert ddfc556 of the pg_visibility.c changes. For
> the next try, could you add that testing we discussed?

Do you think that corrupting the visibility map and then seeing if
pg_check_visible() and pg_check_frozen() report something is enough?

--
Regards,
Nazir Bilal Yavuz
Microsoft

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