Re: backups and WAL

On this issue,

Is a good idea to ln -s the pg_xlog directory onto another place, while the postmaster is running?

I agree with pablo, documentation at this point is not easy to found.

Regards,

> pablobarbachano(at)yahoo(dot)es wrote:
>
> > Hi, first of all thanks for postgresql, it has never given a problem
> > and is performing great.
> >
> > Now my question: my employer wants to do backups every 12 hours, and
> > save the logs evry 2 hours to... Can I simply save the logs
> > (cp pg_xlog/* ...) or do I need something more elaborate?
> >
> > Now in a restore situation ... I restore the database, and then what?
> > put the saved files back in the pg_xlog/ dir, then start postmaster
> > and magically all starts working? Am I correct or completely insane?
> > The documentation is not clear in that aspect...
>
> I suppose that you use a pre 8.0 version, if yes take a look at:
>
> http://www.postgresql.org/docs/7.4/interactive/backup.html
>
>
> take also a look at PITR available in the future ( near I hope :-) )
> 8.0:
>
> http://developer.postgresql.org/docs/postgres/backup-online.html
>
>
>
> Regards
> Gaetano Mendola
>
>
>
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