Horton

Re: BUG #19102: Assertion failure in generate_orderedappend_paths with aggregate pushdown

Kuntal Ghosh <kuntalghosh.2007@gmail.com>

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From: Kuntal Ghosh <kuntalghosh.2007@gmail.com>
To: Richard Guo <guofenglinux@gmail.com>
Cc: pgsql-bugs@lists.postgresql.org, akorotkov@postgresql.org
Date: 2025-11-05T06:04:11Z
Lists: pgsql-bugs

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  1. Fix assertion failure in generate_orderedappend_paths()

  2. Avoid creating duplicate ordered append paths

On Wed, Nov 5, 2025 at 7:20 AM Richard Guo <guofenglinux@gmail.com> wrote:

> On Tue, Nov 4, 2025 at 4:44 PM Richard Guo <guofenglinux@gmail.com> wrote:
> > The assertion failure also exists in v18, so I think it would be best
> > to get 0001 pushed and backpatched before the code freeze.  I'm not
> > sure whether 0002 should be backpatched.  Before that, I'd like to
> > know whether these two patches make sense.
>
> With the code freeze just a couple of days away, I plan to push and
> backpatch v2-0001 shortly, barring any objections.
>
LGTM

-- 
Thanks & Regards,
Kuntal Ghosh