Re: Converting 7.x to 8.x

On Thu, Jan 25, 2007 at 15:43:19 +1100,
  Chris <dmagick@gmail.com> wrote:
> Carlos wrote:
> >What would be the faster way to convert a 7.4.x database into an 8.x
> >database?  A dump of the database takes over 20 hours so we want to
> >convert the database without having to do a dump and resptore.
>
> That's your only option as far as I know (I'm sure someone will correct
> me if that's not the case).
>
> You can't do a binary conversion or anything like that because the
> postgres internals are different between major versions.

People use slony to do this. You can ask on the slony list for more
details.