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Re: [netmod] [Netconf] Alternative YANG library structure for 7895bis

Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de> Mon, 11 December 2017 06:31 UTC

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Date: Mon, 11 Dec 2017 07:29:36 +0100
From: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
To: Andy Bierman <andy@yumaworks.com>
Cc: Kent Watsen <kwatsen@juniper.net>, "netmod@ietf.org" <netmod@ietf.org>, "netconf@ietf.org" <netconf@ietf.org>
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Subject: Re: [netmod] [Netconf] Alternative YANG library structure for 7895bis
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On Fri, Dec 08, 2017 at 10:01:20AM -0800, Andy Bierman wrote:
> 
> NMDA needs to be possible to implement with a single schema tree
> such that a module is implemented in all datastores, or a subset of
> all datastores.  Otherwise it probably won't get supported in
> clients.

We believe it is. At the end, a+b = a+b+c-c. You can either use set
addition to create the schema of a datastore or you create a superset
and remove things from it. The result is the same. The key is that
configuration datastores may implement a+b and operational a+b+c (and
during transition even something different).

/js

-- 
Juergen Schoenwaelder           Jacobs University Bremen gGmbH
Phone: +49 421 200 3587         Campus Ring 1 | 28759 Bremen | Germany
Fax:   +49 421 200 3103         <http://www.jacobs-university.de/>

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