Horton

Re: ERROR wrong varnullingrels (b 3) (expected (b)) with LEFT JOIN LATERAL and CTE

Bertrand Mamasam <golgote@gmail.com>

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From: Bertrand Mamasam <golgote@gmail.com>
To: pgsql-general@postgresql.org
Date: 2024-11-28T23:13:10Z
Lists: pgsql-general 
On Thu, Nov 28, 2024 at 11:35 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:

> I wrote:
> > Thanks for the test case!  A quick "git bisect" says I broke it at
> > cb8e50a4a09fe541e32cd54ea90a97f2924121a1 is the first bad commit
> > commit cb8e50a4a09fe541e32cd54ea90a97f2924121a1
> > Author: Tom Lane <tgl@sss.pgh.pa.us>
> > Date:   Fri Aug 30 12:42:12 2024 -0400
> >     Avoid inserting PlaceHolderVars in cases where pre-v16 PG did not.
> > Apparently that change was less safe than I thought.  Looking ...
>
> Fixed here:
>
>
> https://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=85990e2fd5610576635c65db9292297b1730c947
>
> Thanks for the report!
>

Excellent ! Thank you very much !!!

Bertrand

Commits

  1. Avoid mislabeling of lateral references when pulling up a subquery.

  2. Avoid inserting PlaceHolderVars in cases where pre-v16 PG did not.