28.02.2014 10:14, liviuslivius@... wrote:

>
> This is understandable but
> is this really needed to write TIP pages back to disc if readoonly
> readcommited transaction start or end? I see no reason for that. It
> should be written only if new page is allocated in TIP. But maybe i miss
> something.

IIRC, TIP is written only when RC RO txn starts, at this point it
records its state as committed.


Dmitry