On Wed, Apr 06, 2022 at 12:27:34PM -0700, Andres Freund wrote:
> > > + next use of statistical information will cause a new snapshot to be built
> > > + or accessed statistics to be cached.
> >
> > I believe this should be an "and", not an "or". (next access builds both a
> > new snapshot and caches accessed statistics)
>
> I *think* or is correct? The new snapshot is when stats_fetch_consistency =
> snapshot, the cached is when stats_fetch_consistency = cache. Not sure how to
> make that clearer without making it a lot longer. Suggestions?
I think it's correct. Maybe it's clearer to say:
+ next use of statistical information will (when in snapshot mode) cause a new snapshot to be built
+ or (when in cache mode) accessed statistics to be cached.