[Babase] groups doc

Karl O. Pinc kop at meme.com
Thu Feb 8 18:37:51 EST 2007


On 02/08/2007 05:26:26 PM, Karl O. Pinc wrote:
> 
> On 02/07/2007 03:51:26 PM, kfenn wrote:
>>        "From_group
>> 
>> The Gid  
>> <http://papio.biology.duke.edu/babase_system_html/ch03s01.html#Groups-Gid>  
>> of the group from which this group split off. This column may be  
>> NULL, depending on the value of the Permanent  
>> <http://papio.biology.duke.edu/babase_system_html/ch03s01.html#Groups-Permanent>  
>> column."
>> 
>> *I don't intuitively understand how the Permanent column might  
>> change the Gid value.  Can it be briefly explained?*

> So, Permanent does not change the Temporary value, but it does
> constrain it.

I meant: Permanent does not change the Gid value, ...

Note: Once a group becomes a permanent group Babase
no longer cares which parent group the fission
product came from.   People might, and the
From_group value can reflect this.

Karl <kop at meme.com>
Free Software:  "You don't pay back, you pay forward."
                  -- Robert A. Heinlein



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