Re: Bulkloading using COPY - ignore duplicates?

Bruce Momjian  writes:
> Seems nested transactions are not required if we load each COPY line in
> its own transaction, like we do with INSERT from pg_dump.

I don't think that's an acceptable answer.  Consider
	BEGIN;	other stuff;	COPY ....;	other stuff;	ROLLBACK;
		regards, tom lane