Re: gEDA-user: symbol databases, was Re: Wish list, sort of

[John Doty <jpd@xxxxxxxxx>]

On Jan 6, 2009, at 5:26 PM, Dave McGuire wrote:

> On Jan 6, 2009, at 7:22 PM, John Doty wrote:
>>>>> I have used some of the comercial schematic packages that allow
>>>>> integration of attribute information into a database.  It provides
>>>>> significant improvements for tasks such as; generating purchasing
>>>>> requests, inventory management, and bill of materials management,
>>>>> and
>>>>> component obsolescence.  When viewing the attributes on the
>>>>> schematic,
>>>>> one is looking at the latest component information.
>>>>
>>>> That's part of what using a project symbol directory, instead of
>>>> library symbol instances, achieves. The only difference between  
>>>> this
>>>> and some other kind of database is the form of the capsule around
>>>> the
>>>> information. A symbol file is a perfectly reasonable capsule.
>>>
>>>    Well, and network availability.  (assuming no NFS)
>>
>> I'm not clear on what your point is. In my flows, the "source" files
>> from which the entire design can be regenerated go into CVS.
>> "Releases" are "tagged" just as in a software flow, so I can readily
>> look up the history of the versions that made it to hardware. And
>> generally it is a software flow, too, since software is often part of
>> the project. If the network isn't available, I can't access the
>> archive, but I can still access whatever the "current" design on my
>> laptop is, which is generally good enough except at the time of a
>> release.
>
>    A perfectly good approach, of course.  I'm in a situation, though,
> in which the network is *never* unavailable, for other reasons, and I
> am a big fan of centralized storage and decentralized processing.
> That is the standpoint from which I speak.

I'm still not clear what you're asserting here. The project symbol  
directory approach works fine in a "centralized storage and  
decentralized processing" environment. Been there, done that, with  
Viewlogic instead of gEDA, but the issues are the same.

>
>           -Dave
>
> --
> Dave McGuire
> Port Charlotte, FL
>
>
>
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John Doty              Noqsi Aerospace, Ltd.
http://www.noqsi.com/
jpd@xxxxxxxxx




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