Re: PoC: Partial sort

Alexander Korotkov <a.korotkov@postgrespro.ru>

From: Alexander Korotkov <a.korotkov@postgrespro.ru>
To: Peter Geoghegan <pg@heroku.com>
Cc: Tomas Vondra <tomas.vondra@2ndquadrant.com>, Pg Hackers <pgsql-hackers@postgresql.org>
Date: 2016-01-24T11:12:26Z
Lists: pgsql-hackers
Hi!

On Sat, Jan 23, 2016 at 10:07 PM, Peter Geoghegan <pg@heroku.com> wrote:

> On Sat, Jan 23, 2016 at 4:07 AM, Tomas Vondra
> <tomas.vondra@2ndquadrant.com> wrote:
> > The main thing I'm particularly interested in is how much is this coupled
> > with the Sort node, and whether it's possible to feed partially sorted
> > tuples into other nodes.
>
> That's cool, but I'm particularly interested in seeing Alexander get
> back to this because it's an important project on its own. We should
> really have this.
>

Thank you for your review and interest in this patch! I'm sorry for huge
delay I made. I'm going to get back to this soon.

------
Alexander Korotkov
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company

Commits

  1. Implement Incremental Sort

  2. Improve memory management for external sorts.