> That's bizarre ... I'd have thought a very long line would be more > likely to trigger internal performance problems than the original. > > What happens if you read the file with "psql -f dump.sql" instead > of cat/stdin? non-flat. Also ran via \i and got non flat times. > BTW, I get flat times for your psql test case on Unix, again both with > local and remote client. So whatever is going on here, it's > Windows-specific. yeah. I'm guessing problem is in the mingw flex/bison (which I really, really hope is not the case) or some other win32 specific block of code. I'm snooping around there... Merlin