"Heckler, Kim M" <kim(dot)heckler(at)nationwide(dot)com> writes:
> Is it OK to use pg_dump from version 10.x, into a flat file, then use psql to load that file into version 11.x?
Sure.
(Typically, it's considered better practice to use the later version's
pg_dump for this. But if that's not feasible, the older one's should
work. We try not to break compatibility with old dump files.)
regards, tom lane