Re: Proposal for CSN based snapshots - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Proposal for CSN based snapshots
Date
Msg-id CA+TgmoZ8iWw0XstPm5PLPyeRgAjaMk7PT0EXz4qZnj5nx5pKsA@mail.gmail.com
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In response to Re: Proposal for CSN based snapshots  (Craig Ringer <craig@2ndquadrant.com>)
Responses Re: Proposal for CSN based snapshots  (Craig Ringer <craig@2ndquadrant.com>)
List pgsql-hackers
On Mon, Jun 16, 2014 at 12:58 AM, Craig Ringer <craig@2ndquadrant.com> wrote:
> On 05/30/2014 11:14 PM, Heikki Linnakangas wrote:
>> Yeah. To recap, the failure mode is that if the master crashes and
>> restarts, the transaction becomes visible in the master even though it
>> was never replicated.
>
> Wouldn't another pg_clog bit for the transaction be able to sort that out?

How?

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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