Horton

Re: PoC: Partial sort

Alexander Korotkov <aekorotkov@gmail.com>

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From: Alexander Korotkov <aekorotkov@gmail.com>
To: David Steele <david@pgmasters.net>
Cc: Peter Geoghegan <pg@heroku.com>, Andreas Karlsson <andreas@proxel.se>, David Rowley <dgrowleyml@gmail.com>, Marti Raudsepp <marti@juffo.org>, Robert Haas <robertmhaas@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>, Andres Freund <andres@2ndquadrant.com>, Martijn van Oosterhout <kleptog@svana.org>
Date: 2016-03-29T16:37:18Z
Lists: pgsql-hackers 
On Tue, Mar 29, 2016 at 4:56 PM, David Steele <david@pgmasters.net> wrote:

> On 3/23/16 8:39 PM, Peter Geoghegan wrote:
>
> This looks like an old change you missed:
>>
>> - * compare_path_fractional_costs
>> + * compare_fractional_path_costs
>>
>> All in all, this looks significantly better. Thanks for your work on
>> this. Sorry for the delay in my response, and that my review was
>> relatively rushed, but I'm rather busy at the moment with fighting
>> fires.
>>
>
> It looks like a new patch is required before this can be marked "ready for
> committer".  Will you have that ready soon?
>

Yes, that's it.  I'm working on it now.  I'm going to post it until
tomorrow.

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

Commits

  1. Implement Incremental Sort

  2. Improve memory management for external sorts.