<P> The current successor software to SAP R / 3 is known as SAP ERP Central Component (ECC). </P> <P> SAP R / 2 was a mainframe - based business application software suite that was very successful in the 1980s and early 1990s . It was particularly popular with large multinational European companies that required soft - real - time business applications, with built - in multi-currency and multi-language capabilities . </P> <P> With the advent of distributed client--server computing, SAP AG brought out a client--server version of the software called SAP R / 3 (the "R" was for "Real - time data processing" and "3" was for "3 - tier": 1) database, 2) application server, and 3) client (SAPgui)). This new architecture is compatible with multiple platforms and operating systems, such as Microsoft Windows or UNIX . This opened up SAP to a whole new customer base . </P> <P> SAP R / 3 was officially launched on 6 July 1992 . Various releases of the software were made through the 1990s . </P>

What is meaning of sap r 3 system
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