Re: "variable not found in subplan target lists" with partitionwise join

[Richard Guo]

On Mon, Oct 19, 2026 at 5:14 PM wenhui qiu <qiuwenhu...@gmail.com> wrote:
> One minor wording suggestion: the new comment says that equal() compares 
> PlaceHolderVars “only by phid”, but phlevelsup and phnullingrels are also 
> compared. The relevant point here is that phexpr and phrels are ignored, so 
> perhaps:
>  * otherwise match the translated ones in "exprs", since equal()
>  * ignores phexpr and phrels when comparing PlaceHolderVars.
> What do you think?

Thanks!  I've updated the comment, and then pushed and back-patched
it to v14.

- Richard