On 2015-07-13 23:48:02 +0900, Sawada Masahiko wrote:
> But please image the case where old cluster has table which is very
> large, read-only and vacuum freeze is done.
> In this case, the all-frozen bit of such table in new cluster will not
> set, unless we do vacuum freeze again.
> The information of all-frozen of such table is lacked.
So what? That's the situation today… Yes, it'll trigger a
anti-wraparound vacuum at some later point, after that they map bits
will be set.