On Wed, Dec 23, 2009 at 4:09 AM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
> It's needed to find the place where the backup stopped, so it defines
> the safe stopping point. We could easily pass that info via WAL, when
> streaming. It doesn't actually matter until we try to failover.
Right. And, it's also needed to cooperate with HS which begins accepting
read-only queries after a recovery reaches that safe stopping point.
Regards,
--
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center