> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > Well, I was thinking a few things. Right now, if we update the
> > catversion.h, we will require a dump/reload. If we can update just the
> > WAL version stamp, that will allow us to fix WAL format problems without
> > requiring people to dump/reload.
>
> Since there is not a separate WAL version stamp, introducing one now
> would certainly force an initdb. I don't mind adding one if you think
> it's useful; another 4 bytes in pg_control won't hurt anything. But
> it's not going to save anyone's bacon on this cycle.
>
> At least one of my concerns (single point of failure) would require a
> change to the layout of pg_control, which would force initdb anyway.
> Anyone want to propose a third version# for pg_control?
I now remember Hiroshi complaining about major WAL problems also,
particularly corrupt WAL files preventing the database from starting.
-- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610)
853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill,
Pennsylvania19026