pablobarbachano@yahoo.es writes:
> 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?
You can't realistically do this in any pre-8.0 release; it's perhaps
doable in theory but there are too many gotchas to consider it a
trustworthy backup technique.
8.0 will have real support for log-based backup. Feel free to try out a
beta --- we could use more people testing this feature.
regards, tom lane