Re: BUG #18000: Access method used by matview can be dropped leaving broken matview

On Thu, Jun 29, 2023 at 07:57:40AM +0900, Michael Paquier wrote:
> There was something that was itching me a little bit here: shouldn't
> we also switch the AM dependency of the second relation?  In the
> context of a table rewrite, the new relation is temporary and quickly
> dropped after the relation files are swapped, but that may not be the
> case of all the callers of swap_relation_files() depending on the
> persistency of what they swap and what they want to do.

I have forgotten to update this thread.  This has been fixed with
97d8910, where the pg_depend entries on AMof both relations, r1 and
r2, are updated during the swap.
--
Michael