How to Restore a Data Base on a Large Data Base?

With this journallingi it sounds like it should be easy to kind of go back in time and look at e history. And that's a really nice feature, because if you have escuale daty base. Er, er, if you erase some data by mistake, then it's a problem. With jodbe can't do anything. So does that mean, lik, each time you open the data base again, it has to replay the whole history? I see it up to interesting as the amething i was toking o say.