Re: BUG #19626: Segmentation fault planning self-join IN subquery with LATERAL UNION ALL

From: Alexander Korotkov <aekorotkov(at)gmail(dot)com>
To: Tender Wang <tndrwang(at)gmail(dot)com>
Cc: Andrey Rachitskiy <pl0h0yp1(at)gmail(dot)com>, Nathan Bossart <nathandbossart(at)gmail(dot)com>, syzhong16(at)gmail(dot)com, pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: BUG #19626: Segmentation fault planning self-join IN subquery with LATERAL UNION ALL
Date: 2026-09-04 06:38:43
Message-ID: CAPpHfduQ_DgtZQSjnjdPGVEEQYwBJQx4E11zoBEDa6zGtuBhEQ@mail.gmail.com
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Hi, Tender,
HI, Andrey,

On Fri, Sep 4, 2026 at 6:11 AM Tender Wang <tndrwang(at)gmail(dot)com> wrote:
> Andrey Rachitskiy <pl0h0yp1(at)gmail(dot)com> 于2026年8月26日周三 04:02写道:
> >
> >
> >
> > ср, 26 авг. 2026 г. в 00:23, Nathan Bossart <nathandbossart(at)gmail(dot)com>:
> >>
> >> Does this one deserve a mention on the open items wiki [0]?
> >>
> >> [0] https://wiki.postgresql.org/wiki/PostgreSQL_19_Open_Items
> >>
> >>
> > Dear Nathan,
> >
> > I think we can add that.
> >
>
> With 2ebf25e7d70a, this crash is gone. I think we can remove this item
> from pg19_open_items.

I was going to look at this. Andrey, could you, please, recheck if
issue is gone and your patch no longer needed?

------
Regards,
Alexander Korotkov
Supabase

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