| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | joe meiring <josephmeiring(at)gmail(dot)com> |
| Cc: | "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Odd behavior with indices |
| Date: | 2016-02-26 20:56:19 |
| Message-ID: | CAKFQuwaPpvfyHHUdZdkJoSGhMcC4GkOPcb55sgEdvMkkw94M4w@mail.gmail.com |
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| Lists: | pgsql-performance |
On Fri, Feb 26, 2016 at 1:38 PM, joe meiring <josephmeiring(at)gmail(dot)com>
wrote:
> Here's the distribution of parameter_id's
>
> select count(parameter_id), parameter_id from datavalue group by parameter_id
> 88169 142889171 815805 178570 124257262 213947049 151225902 24091090 3103877 10633764 11994442 1849232 2014935 4563638 132955919 7
>
>
Ok...again its beyond my present experience but its what the planner
thinks about the distribution, and not what actually is present, that
matters.
David J.
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