What is SAP R/3 and it’s different Releases

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SAP R/3 – (S) Systems (A) Applications (P) Products in data processing (R) Real time 3-Tier client-server model. 3-tier represents the model which works in the form of 1. Presentation server (GUI) Graphical User Interface, 2. Application server and 3. Database Server. SAP AG is formed in 1972 and developed SAP R/3 Model.

SAP R/3 is one of the hottest in the computer industry after Internet. SAP R/3 is not something that can be learned at home or in colleges with the aid of a computer and standard computer software. To learn this you need to have Presentation, Application and Database Server are connected in a TCP/IP network. We can install all these servers in a single computer with minimum of 2 GB RAM, 320 GB Hard Disk and with good processor for practice purpose. This configuration requirements vary from release to release. We need to use many servers and clients in real time environments in large multi national companies. So that many of IT professionals are trying to learn how to operate different SAP business functional modules to get jobs in their related fields.

There are many standard business application releases developed by SAP AG from it’s insertion from 1972. I have collected some of them and listed below to help my blog readers. Please advise me for any corrections in the list.

  • R/1 – Financial Accounting System –
  • R/2 – Mainframe Solution
  • R/3 – Client-Server Solution
  • R/3 Release 3.0
  • R/3 Release 3.1
  • R/3 Release 4.0
  • R/3 Release 4.5
  • R/3 Release 4.6A
  • R/3 Release 4.6B
  • R/3 Release 4.6C
  • SAP R/3 Enterprise Release 4.70
  • SAP R/3 Enterprise Release 4.7
  • SAP R/3 Enterprise Core Component 5.0
  • SAP R/3 Enterprise Core Component 6.0

R/2 Mainframe solution: R/2 is the SAP AG’s mainframe software that runs on IBM, Siemens, Amdahl, and compatible equipment. This
type of solution cannot claim to be open, although with the help of Application Link Enabled (ALE)
technology, R/2 can be linked to R/3 systems and share online data.

R/3 – Client-Server Solution: SAP R/3 technology is the logical evolution of the SAP R/2 system. SAP explains the implicit complexity of R/3 systems by reasoning that the business world is complex, and for a standard system to cover it, it had to include a large number of functions. But SAP not only includes business functionality, it also includes efficient implementation tools, a comprehensive development environment, and a full−featured set of tools to efficiently monitor and manage the system.

R/3 Release 3.0: R/3 release 3.0 was a major step forward for SAP, both in starting to build the Business Framework architecture and in making customization tools easier. Some of the most important features introduced in 3.0. They are,  Application Link Enabled Technology, Integration with standard PC applications like Microsoft office suite, Enhanced Graphical User Interface, Technological enhancements in the architecture of the system, New APIs and Standard calls for software developers, First steps to a more business-object-oriented system, The introduction of the business framework architecture.

R/3 Release 3.1: SAP announced availability of release 3.1 in the year 1996. This version was known as the Internet release. From this release users will be able to make transactions with the system directly using their Internet browsers. Release 3.1 allows for efficient communication in the business world between companies, customers, and providers. SAP R/3 release 3.1 was the first to broaden the typical three−tier client server architecture to a multi tier one by introducing a new layer, known as the Internet layer.

R/3 Release 4.0: With the introduction of release 4.0 and in the context of the Business Framework, SAP’s strategy for enterprise computing was to develop R/3 into a family of integrated components that can be upgraded independently. The main four features of this release are move toward componentization, add consulting content, develop industry-specific components or templates, focus on fast implementation methodologies and solutions

R/3 Release 4.5: SAP released this version in the year 1998; with it SAP continues its process of introducing new functional components for logistics, financial, and human resources modules, many of which are based on a new open standard provided by the Business Framework architecture. In this version solutions for automotive, distribution, and consumer products are especially strong.

R/3 Release 4.6: EnjoySAP has dramatically changed the user interface, going beyond just designing appealing and colorful features to fundamentally distinguishing between different types of users by delivering a role−based user interface. One of the features included in EnjoySAP more demanded by users is the ability to tailor the interface, so that now users can add their own icons for their most−used functions to the application toolbar.

R/3 Release 4.7: This release has a more structured approach from a technical perspective than R/3 release 4.6. It is designed based on mySAP.com technology. SAP in its Web AS (Application Server) has additional enhancements in the form of package concept, global parameterization with business configuration sets, Unicode compliance and accessibility that are not present in 4.6C. SAP 4.7 unlike 4.6C has Enterprise Extensions that can be separately deployed and have their own releases.

SAP R/3 Enterprise Core Component 5.0: SAP ECC 5.0 is the central component of the mySAP ERP 2004 solution. It is the successor component of SAP R/3 Enterprise (SAP R/3 4.7) and contains the functionality of SAP R/3 Enterprise (Core and Extensions) and additional new functionality. The SAP ECC 5.0 system is based on SAP Web AS ABAP 6.40. Note that some Industry Solution add-ons have been integrated into SAP ECC 5.0. The SAP ECC 5.0 system is based on SAP Web AS ABAP 6.40. Note that some Industry Solution add-ons have been integrated into SAP ECC 5.0.

SAP R/3 Enterprise Core Component 6.0: ECC 6.0 ( ERP – Enterprise Resource Planning Central Component 6.0): SAP’s latest release and it includes all core modules, such as Sales & Distribution (SD), Finance (FI), Controlling (CO), Materials Management (MM), Production Planning (PP) and many others. This system has IDES data installed and is available in English, Spanish, French and German.

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