| From: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
|---|---|
| To: | Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru> |
| Cc: | Mark Dilger <hornschnorter(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com> |
| Subject: | Re: improving GROUP BY estimation |
| Date: | 2016-03-30 13:03:41 |
| Message-ID: | 3457190a-29df-8ecc-6208-a780b8faeb64@2ndquadrant.com |
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| Thread: | |
| Lists: | pgsql-hackers |
Hi,
On 03/22/2016 03:40 PM, Alexander Korotkov wrote:
>
> I think you should send a revision of patch including comments proposed
> by Deam Rasheed.
> I'm switching patch status to waiting on author in commitfest.
>
Attached is v4 of the patch - the only difference w.r.t. v3 is that I've
used the comment as proposed by Dean.
regards
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
| Attachment | Content-Type | Size |
|---|---|---|
| estimate-num-groups-v4.patch | binary/octet-stream | 3.2 KB |
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