On 06.12.2010 21:48, marcin mank wrote:
> On Sun, Dec 5, 2010 at 7:28 PM, Tom Lane<tgl@sss.pgh.pa.us> wrote:
>> IIRC, in old discussions of this problem we first considered allowing
>> clients to pull down an explicit representation of their snapshot (which
>> actually is an existing feature now, txid_current_snapshot()) and then
>> upload that again to become the active snapshot in another connection.
>
> Could a hot standby use such a snapshot representation? I.e. same
> snapshot on the master and the standby?
Hmm, I suppose it could. That's an interesting idea, you could run
parallel pg_dump or something else against master and/or multiple hot
standby servers, all working on the same snapshot.
-- Heikki Linnakangas EnterpriseDB http://www.enterprisedb.com