Re: Better error message for unsupported replication cases

On Tue, Feb 15, 2022 at 3:42 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>
> In [1] there's a complaint that if you try to logically replicate
> a partitioned table from v13-or-later to v12-or-earlier, you get
> "table XXX not found on publisher", which is pretty confusing
> because the publisher certainly does have such a table.  That
> happens because fetch_remote_table_info is too aggressive about
> filtering by relkind and doesn't see the relation at all.
> c314c147c improved that, but it wasn't back-patched.  I propose
> putting the attached into v10-v12.  Maybe the error message
> could be bikeshedded ... is "non-table relation" terminology
> that we use in user-facing messages?
>

The other option could be "logical replication source relation
\"%s.%s\" is not a table". We use a similar message in
CheckSubscriptionRelkind.

-- 
With Regards,
Amit Kapila.