From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
---|---|
To: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: PATCH: index-only scans with partial indexes |
Date: | 2015-09-05 08:53:12 |
Message-ID: | CANP8+jKfdtmNLU-skzHBDAKkuCvQTXnae8u_K-3DA9DXAirzGg@mail.gmail.com |
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Lists: | pgsql-hackers |
On 4 September 2015 at 22:03, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>
wrote:
> A summary of 100 EXPLAIN timings looks like this:
>
>
> master A B C D E F
> -------------------------------------------------------------------------
> min 0.10 0.10 0.30 0.29 0.66 0.23
> max 1.07 1.00 2.13 1.98 4.52 1.59
> median 0.49 0.52 0.31 0.33 0.68 1.12
> average 0.43 0.35 0.62 0.49 1.01 0.89
>
What are these? Times? in ms?
> However that was the idea of the benchmark, and I got no difference.
>
Please explain what this means and your conclusion, so its clear. That way
we can either reject the patch or commit it. Thanks
--
Simon Riggs http://www.2ndQuadrant.com/
<http://www.2ndquadrant.com/>
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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