[Babase] Re: weather temp/rain gauge doc
Karl O. Pinc
kop at meme.com
Wed Sep 30 14:39:20 EDT 2009
On 09/21/2009 02:24:56 PM, Niki Learn wrote:
> Karl,
>
>
>
> Below are Jeanne's comments on the min_max portion of the weather
> chapter of
> the documentation. I think I can expound if you have questions -
> Jeanne's
> leaving for the airport any minute now. I've attached a Word version
> with
> changes tracked - just a few grammar and punctuation things - look
> for
> the
> little line on the left because some of the "add a space" or "delete
> a
> space
> and add a hyphen" things are hard to notice and/or decipher if you
> just look
> for the red type.
>
>
>
> Thanks,
>
> Niki
>
>
>
> From: Jeanne Altmann [mailto:altj at Princeton.EDU]
> Sent: Monday, September 21, 2009 2:45 PM
> To: Niki H. Learn; Jeanne Altmann
> Subject: weather temp/rain gaugue doc
>
>
To summarize our phone call.
>
>
>
> 1. min must be less than the max==ok for here but not logically
> necessary;
> should be safe
Technically, min can't be greater than max.
>
> 2. why the last statement in the wreadings section?
Because NULL, "" (no spaces), and " " (some spaces)
are different values. See the 3 value logic email sent to the list.
>
> 3. observers-what is done for Weatherhawk or other automated station?
There is no observer associated with Weatherhawk data.
>
>
>
>
>
> Wreadings seems to include WH (see Wstation), but I think this should
> refer
> only to the min-max/rain gauge stations. Fix & clarify at the onset
> of
> wreadings.
Ok. Clarified in the overview of chapter 5 itself, in WREADINGS and
in WSTATIONS. Please review.
You have the option regarding how you want to use the WSTATIONS table,
whether WeatherHawk data share WSTATIONS values with WREADINGS or not.
Karl <kop at meme.com>
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-- Robert A. Heinlein
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