SAP R/3 Versus ECC
As I mentioned in Hour 1, “Introduction to SAP NetWeaver and ECC,” the adoption of SOA and subsequently Enterprise Services Architecture by SAP AG changed forever how their software products were to be fashioned going forward. During this transition period, SAP R/3 morphed into R/3 Enterprise and finally ERP Central Component. Why? Strictly a client/server-based product, SAP’s venerable R/3 offering was never intended or designed to support Web Services or a service-oriented architecture. Thus, in a nutshell, ECC represents the natural evolution of R/3 toward an architecture based on Web Services.
Beyond architecture, R/3 and ECC differ in other fundamental ways. Many of the differences reflect SAP AG’s willingness to listen ...
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