| From: | Rob Sargent <robjsargent(at)gmail(dot)com> |
|---|---|
| To: | Joel Reymont <joelr1(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: histogram |
| Date: | 2011-04-30 18:14:37 |
| Message-ID: | 4DBC518D.2090502@gmail.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
re: 1 and 2. They're horrible (imho) reference to the attributes of the
returned tuple. Or at best an exposure of the implementation. :)
Order by "2" if you want the most frequent (highest counts) of your
distances at the bottom of the output (or ordery by 2 desc) if you want
them at the top of your output.
Joel Reymont wrote:
> I think this should do what I want
>
> select trunc(distance * 10.)/10., count(*)
> from doc_ads
> group by 1 order by 1
>
> Thanks, Joel
>
>
> --------------------------------------------------------------------------
> - for hire: mac osx device driver ninja, kernel extensions and usb drivers
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> http://wagerlabs.com | @wagerlabs | http://www.linkedin.com/in/joelreymont
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>
>
>
>
>
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