On Sun, Sep 29, 2019 at 10:38 PM Andrey Borodin <x4mmm(at)yandex-team(dot)ru> wrote:
> As far as I understand deleted page is stamped with
> GinPageSetDeleteXid(page, ReadNewTransactionId());
> It will not be recycled until that Xid is far behind.
That only gets used within posting tree pages, though.
ginInsertCleanup() is concerned with pending list pages.
> BTW we found a small bug (wraparound) in similar GiST and B-tree implementations.
> Probably, it's there in GIN too.
Probably, but that's much less of a problem to me.
--
Peter Geoghegan