The third generation set of highly-integrated software modules that perform common business function based on multi-national leading practices. Takes care of any enterprise however it may be in operations, spread over the world geographically.
A Function View of the Business Prod HR Sales Acct Sales Staff Prod Staff Acctg. Staff Assign Staff Order Entry Order Ship Order Receipt Order Parts Order Schedule Order Make Pay Staff Pay Parts Invoice Order Receipt Order
A Process View of the Business Prod Customer Service Financial Reporting HR Sales Acct Product Development Order Processing
System Platforms Languages Dialog SAPGUI Databases Operating Systems Hardware UNIX BOXES IBM AS 400 INTEL DEC ALPHA UNIX: Most Variants Windows NT OS400 ADABAS, DB2 for AIX Informix DB2/400 ORACLE MS SQL Server Win 3.1, Win 95, Win NT, OSF Motif, Presentation Manager, MacIntosh Win ‘95 OS/2 ABAP/4, C, C++
Database Server Application Servers HR Internet FI Presentation Servers
Varieties of Client Server Name Presentation Application Database Centralized System 2 Tier System 3 Tier System NOTE: a truly distributed system may distribute the database; the processing of an application or processing of presentation calculations Mainframe with terminals Mainframe with intelligent terminals Mainframe or Mini High End Workstation PC or NC
R/3 Middleware: Interfaces to Systems Software Database Operating System Presentation R/3 DB Inter- face OS Interface Pres Inter- face
Use the quality assurance client to test your customization. To reset quality assurance client after testing , sap recommends use of another client to hold test data.
This is meant for training project teams & end -users.
This receives the tested customizing settings & your repository objects . Sap recommends definition of no more than one production client .
Standard delivery system comprises two identical clients. Both contain same customizing settings , but no application data. Client 000 is sap”s standard client which is modified by each sap upgrade . This client should not be changed in any way . Perform the customizations in client 001 .