Robert Haas <robertmh...@gmail.com> writes:
> If I understand correctly, problem #1 is that get_rel_oids() can emit
> a user-visible cache lookup failure message. There is a proposed patch
> by Michael Paquier which appears to implement the design suggested by
> Tom. I think that the normal procedure would be for Tom to commit
> that change if he's happy with it.
Yes, I'm happy to take responsibility for this.
> I don't think I understand problem #2. I think the concern is about
> reporting the proper relation name when VACUUM cascades from a
> partitioned table to its children and then some kind of concurrent DDL
> happens, but I don't see a clear explanation on the thread as to what
> exactly the failure scenario is, and I didn't see a problem in some
> simple tests I just ran. Furthermore, it sounds like this might get
> fixed as part of committing the patch to allow VACUUM to mention
> multiple tables, which Tom has indicated he will handle.
I think the conclusion was that this wouldn't actually happen in v10,
but I will take a closer look and do something about it if it is possible.
regards, tom lane
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