"Craig A. James" <cjames(at)modgraph-usa(dot)com> writes:
> It's also possible that the INSERT itself is the problem, or adds to the problem. The SIGINT may come after a few million rows have been inserted, so it would have to clean that up, right?
No, because we don't use UNDO. The next VACUUM would have a bit of a
mess to clean up, but you wouldn't pay for it at the time of the abort.
regards, tom lane