sten govaerts <sten(dot)govaerts(at)cs(dot)kuleuven(dot)ac(dot)be> writes:
> How can i get a dump of the 8.1 db that works on the 8.0 install?
In general, we do not try to promise backward compatibility of dumps.
If you want to do this you will need to hand-edit the dump file.
Why would you not want to upgrade your other machine to 8.1?
regards, tom lane