| From: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
|---|---|
| To: | Josh Berkus <josh(at)agliodbs(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-hackers(at)postgresql(dot)org, Mark Wong <markwkm(at)gmail(dot)com> |
| Subject: | Re: nested loop semijoin estimates |
| Date: | 2015-06-01 22:22:53 |
| Message-ID: | 556CDB3D.1030703@2ndquadrant.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On 06/01/15 23:47, Josh Berkus wrote:
> On 06/01/2015 02:18 PM, Tom Lane wrote:
>
>> Anybody else want to speak for or against back-patching the patch as
>> posted? I intentionally didn't push it in before today's releases,
>> but I will push it later this week if there are not objections.
>
> I would like Mark Wong to test this on DBT3, if that's possible for him.
> I'm very worried about an unanticipated regression.
AFAIK Mark is busy with other stuff at the moment, but I can do the
TPC-H (which DBT3 is equal to, IIRC).
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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