From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
---|---|
To: | Rajeev rastogi <rajeev(dot)rastogi(at)huawei(dot)com> |
Cc: | "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Autonomous Transaction (WIP) |
Date: | 2014-04-14 14:40:15 |
Message-ID: | CA+U5nMKEUm4abRQBndLYt5LEdekTAe8rbiYW3977YHMeOWQ1kA@mail.gmail.com |
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Thread: | |
Lists: | pgsql-hackers |
On 7 April 2014 05:06, Rajeev rastogi <rajeev(dot)rastogi(at)huawei(dot)com> wrote:
> *Autonomous Transaction Storage:*
>
> As for main transaction, structure PGXACT is used to store main
> transactions, which are created in shared memory of size:
>
> (Number of process)*sizeof(struct PGXACT)
>
> Similarly a new structure will be defined to store autonomous transaction:
>
> *Struct PGAutonomousXACT*
>
I already proposed exactly this design two years ago and it was rejected at
the PgCon hackers meeting.
I have a better design worked out now and will likely be working on it for
9.5
--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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