> I have an older version of PostgreSQL installed on my local server, and, as a way to start to become familiar with PostgreSQL, I'd like to upgrade to the latest version.
>
> I looked through the online documentation, but I couldn't find anything to do with upgrading.
>
> How are upgrades done? Are they tricky? Would I have to totally uninstall what I have and do a fresh install of the new version?
>
> Thanks very much.
See Administator's Guide, section 8.3 (Migration between releases)
With best wishes,
Victor Vislobokov
Perm, Russia