Re: BUG #18625: user-created extensions change ownership to "postgres" after upgrade - Mailing list pgsql-bugs

PG Bug reporting form <noreply@postgresql.org> writes:
> when upgrading 15 to 16 (but also observed the same on 12 to 13), an
> extension that was previously created by a "normal" user is now owned by
> "postgres":

Yeah, this is a known shortcoming --- pg_dump doesn't make any effort
to preserve ownership of extensions.  Nobody's really been motivated
to do something about that.

            regards, tom lane