Re: histogram

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
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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
>
>
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