Re: pg17: XX000: no relation entry for relid 0 - Mailing list pgsql-hackers

On Sat, Apr 11, 2026 at 10:32 AM Tender Wang <tndrwang@gmail.com> wrote:
> Richard Guo <guofenglinux@gmail.com> 于2026年4月10日周五 22:39写道：
> > This looks like the right fix to me.  We can use some comment here.

> comments added.
> Please see the attached patch.

I've pushed and back-patched the fix after some tweaks to the comment
and commit message.  I also used explain (verbose, costs off) in the
test case so that we can observe that the inner UNION ALL's output
type doesn't match the outer's.

Thanks for the report and the patch.

- Richard