Re: Subtransaction commits and Hot Standby - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: Subtransaction commits and Hot Standby
Date
Msg-id 1221749959.3913.2451.camel@ebony.2ndQuadrant
Whole thread Raw
In response to Re: Subtransaction commits and Hot Standby  (Alvaro Herrera <alvherre@commandprompt.com>)
Responses Re: Subtransaction commits and Hot Standby  (Simon Riggs <simon@2ndQuadrant.com>)
List pgsql-hackers
On Tue, 2008-09-16 at 10:11 -0400, Alvaro Herrera wrote:

> I wonder if the improved clog API required to mark multiple
> transactions as committed at once would be also useful to
> TransactionIdCommitTree which is used in regular transaction commit.

I've hacked together this concept patch (WIP).

Not fully tested yet, but it gives a flavour of the API rearrangements
required for atomic clog updates. It passes make check, but that's not
saying enough for a serious review yet. I expect to pick this up again
next week.

--
 Simon Riggs           www.2ndQuadrant.com
 PostgreSQL Training, Services and Support

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