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

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Bertrand Mamasam <golgote(at)gmail(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: ERROR wrong varnullingrels (b 3) (expected (b)) with LEFT JOIN LATERAL and CTE
Date: 2024-11-28 22:35:25
Message-ID: 374985.1732833325@sss.pgh.pa.us
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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(at)sss(dot)pgh(dot)pa(dot)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!

regards, tom lane

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