[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>
Free Software:  "You don't pay back, you pay forward."
                 -- Robert A. Heinlein




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