> > It will be sufficient if DB will not use all 2^32 XIDs
> > without shutdown.
>
> I liked the xid wraparound idea, won't that be sufficient here too ?
> I don't like the idea to reuse a xid sooner than absolutely necessary.
We need it to reduce pg_log size requirements.
> This would complicate the search for potentially inconsistent pages
> after crash.
There is no such search currently and I can't imagine how/when/for what
to do such search.
?
Vadim