Re: need help with rebuilding postgresql

On 10/16/07, jooy <oldatum(at)gmail(dot)com> wrote:
> On 10/16/07, Richard Huxton <dev(at)archonet(dot)com> wrote:
> > jooy wrote:
> > > Hello all,
> > > We have a serious problem. Out dedicated server was hacked last
> > > Sunday. And technical support used a new hard drive with new-installed
> > > centOS to build our new server. Unfortunately, we don't have database
> > > backup(pg_dump). We only have the old drive mounted and access normal
> > > files. Is there any way we can just use those files to restore the
> > > database? If we can, How? Any input are extremely welcome.
> >
> > You need an old copy of Postgesql - the same version you previously had.
> > It should also have the same build-options. The simplest solution would
> > probably be to do a minimal install of your old O.S. (a previous version
> > of CentOS) and then the relevant version of PostgreSQL.
> >
> > If there's an RPM with the right version of PostgreSQL for your current
> > CentOS, you could try that, but take a filesystem backup first.
>
> Thanks so much. We now have CentOS and postgresql ready. But we are
> missing the backup files, that's, we haven't done pg_dump our
> database. How to restore the database from some files like using mdb
> file to restore a Access database? Is it possible in Postgres? I am
> new to Postgres. Your help will be appreciated.

I think you misunderstand. He's saying to make a FILE system backup
of what's there now (i.e. cp -rp /where/my/db/is/now
/where/i/backup/files) before trying to bring up a postgresql instance
on the files as they are now.