| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | Richard Guo <guofenglinux(at)gmail(dot)com> |
| Cc: | Tender Wang <tndrwang(at)gmail(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org, Paul Jungwirth <pj(at)illuminatedcomputing(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Subject: | Re: pg17: XX000: no relation entry for relid 0 |
| Date: | 2026-04-10 20:34:34 |
| Message-ID: | adle2skiU3ArG9sV@paquier.xyz |
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| Lists: | pgsql-hackers |
On Fri, Apr 10, 2026 at 11:38:50PM +0900, Richard Guo wrote:
> Nice catch. It seems that we need at least three branches to
> reproduce this, so that there's a nested UNION ALL whose output type
> doesn't match the parent's expected type. At the outer branch maybe
> we can use NULL::bigint[] instead to be a little simpler.
Indeed, three branches:
$ git branch --contains 9391f7152
+ REL_17_STABLE
+ REL_18_STABLE
* master
--
Michael
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