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Subject: Re: [regrep] Direct Data Exchange vs. SOA
Joe, There's also a huge difference in the accountablity and traceability models, not to mention storage policies, archival and all the backend. Then you have to integrate out to in - instead of in to out - in terms of linking backend systems to the external service. DW. ----- Original Message ----- From: "Chiusano Joseph" <chiusano_joseph@bah.com> To: <regrep@lists.oasis-open.org> Sent: Wednesday, February 11, 2004 10:37 AM Subject: [regrep] Direct Data Exchange vs. SOA > I have an inquiry that is not directly related to our mission here, but > I hope to get some good insight in response please: > > Let's say we have a purchase order process between trading partners (PO > sent, Invoice received). There are (for the purposes of this inquiry) 2 > possible ways to handle this process: > > (1) Direct Data Exchange (create XML documents based on a common schema, > and exchange them between trading partners) > > (2) SOA (have a purchase order/invoice shared service that is discovered > in a registry, etc.) > > My inquiry is: What would drive an organization to use one approach or > the other, from both a business and technical standpoint? For instance, > would "critical mass of services and/or trading partners" be a driver > for SOA vs. direct data exchange? > > Thanks in advance, > Joe > > To unsubscribe from this mailing list (and be removed from the roster of the OASIS TC), go to http://www.oasis-open.org/apps/org/workgroup/regrep/members/leave_workgroup.php. > >
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