Re: pg15b2: large objects lost on upgrade

Hi,

On 2022-07-18 14:57:40 -0400, Robert Haas wrote:
> As to whether this is a good fix, I think someone could certainly
> argue otherwise. This is all a bit grotty. However, I don't find it
> all that bad. As long as we're moving files from between one PG
> cluster and another using an external tool rather than logic inside
> the server itself, I think we're bound to have some hacks someplace to
> make it all work. To me, extending them to a few more places to avoid
> leaving files behind on disk seems like a good trade-off. Your mileage
> may vary.

How about adding a new binary_upgrade_* helper function for this purpose
instead, instead of tying it into truncate?

Greetings,

Andres Freund