SAP R/3 is SAP's integrated software solution for client/server and distributed open systems. SAP's R/3 is the world's most-used standard business software for client/server computing. R/3 meets the needs of a customer from the small grocer with 3 users to the multi-billion dollar companies The software is highly customizable using SAP's proprietary programming language, ABAP/4. R/3 is scalable and highly suited for many types and sizes of organizations.
The R/3 architecture is comprised of application and database servers. The application servers house the software and the database servers handle document updates and master file databases. The system can support an unlimited number of servers and a variety of hardware configurations. For more info. see SAP R/3 Architecture at SAP home page.
SAP R/3 is based on various hardware and software architectures, running on most types of UNIX, on Windows NT and OS/400. For more info...see SAP R/3 Platform Support at SAP home page.
SAP R/3 runs on several databases Oracle, Adabas D, Informix, DB2 for UNIX, DB2/400, Microsoft's SQL Server 6.0. For more info...see SAP R/3 Databases at SAP home page. Since R/3 foundation, SAP has made significant development and installed thousands of R/3 systems. Here is the SAP R/3 installations chart by customer class.
To learn more about SAP R/3 visit SAP Home page at http://www.sap.com