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RE: Orchestration (was: W3C Web Service Description WG: Requireme nts)

From: Jeff Mischkinsky <jeff.mischkinsky@oracle.com>
Date: Fri, 05 Apr 2002 10:54:46 -0800
Message-Id: <>
To: "Sadiq, Waqar" <waqar.sadiq@eds.com>, Jean-Jacques Moreau <moreau@crf.canon.fr>, Jeffrey Schlimmer <jeffsch@windows.microsoft.com>
Cc: Web Services Private <w3c-ws-desc@w3.org>, Igor.Sedukhin@ca.com, www-ws-arch@w3.org
The charter for the WSDWG specifically says that composition of web 
services is out of scope. I don't think it's a particularly big stretch to 
regard "orchestration" as a form of composition.

At 07:05 AM 4/5/02, Sadiq, Waqar wrote:

>I am cross-posting this to the architecture group also.  I personally
>believe that a description language and orchestration language belong to
>different stacks in the web services reference model (none exists yet).
>I believe that orchestration layer adds a level of business intelligence
>that leverages the web services layer (described by WSDL) but the two are
>not the same.
>I vote to defer WSCL to the architecture group for consideration and not
>change the scope of what we are doing with WSDL.
>Waqar Sadiq
>EDS EIT ESAI - Enterprise Consultant
>MS: H3-4C-22
>5400 Legacy Drive
>Plano, Texas 75024
>phone: +01-972-797-8408 (8-837)
>e-mail: waqar.sadiq@eds.com
>fax: +01-972-605-4071
>-----Original Message-----
>From: Jean-Jacques Moreau [mailto:moreau@crf.canon.fr]
>Sent: Friday, April 05, 2002 2:18 AM
>To: Jeffrey Schlimmer
>Cc: Web Services Private; Igor.Sedukhin@ca.com
>Subject: Orchestration (was: W3C Web Service Description WG: Requirements)
>[Switching to w3c-ws-desc, since this may touch on member confidential
>Orchestration brings the question: what are we supposed to do with WSCL [1]?
>This does not seem to be considered out-of-scope [2], and the team's comment
>was that it should be brought to our attention [3]. Does this indicate a
>possible refinent for operations?
>[1] http://www.w3.org/TR/wscl10/
>[2] http://www.w3.org/2002/01/ws-desc-charter
>[3] http://www.w3.org/Submission/2002/02/Comment
>Jeffrey Schlimmer wrote:
> > R097: I'd suggest change it to "Must". (Now, this is NOT covered by
> > R036!)
> > [jeffsch: I agree that this is part of a general Web Service definition,
> > but I don't agree that this is appropriate to describe in WSDL; it seems
> > to border on orchestration.]
> >
> > -- Igor Sedukhin .. (Igor.Sedukhin@ca.com)

Jeff Mischkinsky                    jeff.mischkinsky@oracle.com
Consulting Member Technical Staff   +1(650)506-1975 (voice)
Oracle Corporation                  +1(650)506-7225 (fax)
400 Oracle Parkway, M/S 4OP960
Redwood Shores, CA 94065 USA
Received on Friday, 5 April 2002 14:20:10 UTC

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