Re: Tuplesort merge pre-reading - Mailing list pgsql-hackers

From Peter Geoghegan
Subject Re: Tuplesort merge pre-reading
Date
Msg-id CAM3SWZRNp8iwEvTh2FsXGOiu09jOfAcOD0A+RiHBXM1JXew98g@mail.gmail.com
Whole thread Raw
In response to Re: Tuplesort merge pre-reading  (Heikki Linnakangas <hlinnaka@iki.fi>)
List pgsql-hackers
On Sat, Sep 10, 2016 at 12:04 AM, Heikki Linnakangas <hlinnaka@iki.fi> wrote:
>> Did I misunderstand something? I'm applying the first patch of Peter's
>> series (cap number of tapes), then your first one (remove prefetch)
>> and second one (use larger read buffers).
>
>
> Yes. I have been testing without Peter's first patch, with just the two
> patches I posted. But it should work together (and does, I just tested) with
> that one as well.

You're going to need to rebase, since the root displace patch is based
on top of my patch 0002-*, not Heikki's alternative. But, that should
be very straightforward.

-- 
Peter Geoghegan



pgsql-hackers by date:

Previous
From: Andres Freund
Date:
Subject: Re: pg_sequence catalog
Next
From: Jeff Janes
Date:
Subject: Re: feature request: explain "with details" option