RE: [POC] Fast COPY FROM command for the table with foreign partitions

From: Justin Pryzby <pryzby@telsasoft.com>
> This is crashing during fdw check.
> http://cfbot.cputube.org/andrey-lepikhov.html
>
> Maybe it's related to this patch:
> |commit 6214e2b2280462cbc3aa1986e350e167651b3905
> |    Fix permission checks on constraint violation errors on partitions.
> |    Security: CVE-2021-3393

Thank you for your kind detailed investigation.  The rebased version is attached.


Regards
Takayuki Tsunakawa