0102 basis


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0102 basis

  1. 1. BASIS
  2. 2. Module Objectives <ul><li>Describe the R/3 BASIS system and technical environment </li></ul><ul><li>Define the transaction concept </li></ul><ul><li>Explain the concepts of client/server architecture </li></ul><ul><li>Define key SAP terminology (e.g., instance, client) </li></ul><ul><li>Describe authorization </li></ul><ul><li>Describe Online Support Service (OSS) </li></ul>
  3. 3. The R/3 BASIS System
  4. 4. R/3 Technical Environment ORACLE7 Informix Online 6 ADABAS D DB2/6000* (for AIX only) Windows 3.1, Windows 95 Windows NT, OSF/Motif, Presentation Manager, Macintosh AIX HP-UX OSF/1 SINIX SOLARIS UNIX Systems Bull Digital HP IBM SNI SUN AT&T Bull/Zenith Compaq IBM (Intel) Sequent SNI AS/400 Data General Digital HP (Intel) Windows NT OS390 OS400 ORACLE7 ADABAS D MS SQL Server 95 DB2 ABAP, C, C+ + Languages Dialog SAP-GUI Database Operating Systems Hardware
  5. 5. Client/Server Basics Request for a service Response Software perspective Client Server Hardware perspective Client Process 1 Server Process 1 LAN WAN
  6. 6. The Transaction Concept Dialog steps
  7. 7. Client/Server Architecture Overview Stores all data and application programs Application programs User input/output data Database accesses and buffer updates Data Storage Level Application Logic Level Presentation Level
  8. 8. R/3 System Client/Server Configurations Three-tier Client/Server Distributed Presentation Two-tier Client/Server SAP R/3 System Multi-Layer Cooperative Client/Server Presentation Application Database Central System / Laptop
  9. 9. The R/3 Dispatcher & R/3 Dialog Application Database Presentation Dispatcher SAP GUI SAP GUI Work Process Work Process Work Process Database ABAP Processor ABAP Processor ABAP Processor
  10. 10. SAP Instance <ul><ul><li>A single SAP installation that includes Relational Database Management System (RDBMS) runtime and core application programs </li></ul></ul><ul><ul><li>More than one instance can be installed on the database server </li></ul></ul><ul><ul><li>Example: Three separate instances can be set up for the Production, Development, and Quality environments </li></ul></ul>Instance Reading the DB and updating the buffer Object-Oriented update requests (asynchronous) Database Updates Application Server User Interaction User Output Data User Input Data User Output Data User Input Data (Stores all data and application programs) Buffer to central DB Buffer to central DB
  11. 11. SAP Client Instance
  12. 12. Key SAP Terminology Client Independent Client Dependent Client 100 Client 200 <ul><li>ABAP Programs </li></ul><ul><li>Printer Definitions </li></ul><ul><li>Some Configuration: </li></ul><ul><li>Decimal Places for Currencies </li></ul><ul><li>SAP Calendar </li></ul><ul><li>All transaction data </li></ul><ul><li>Most Configuration: </li></ul><ul><li>Sales Areas </li></ul><ul><li>Customer Groups </li></ul><ul><li>Document Types </li></ul><ul><li>etc….. </li></ul>Client 100 Client 200
  13. 13. Sample SAP Client/System Strategy Sandbox - Client 100 Test - Client 200 Gold - Client 300 Test - Client 100 Master - Client 200 Master - Client 300 Production System Test System Development System
  14. 14. Authorizations / Profiles Job description A Job description B User master record Profile authorizations for job description A User master record Profile authorization for job description B Authorization exists ? Objects to be protected Vendor Company code Plant Material Action Action
  15. 15. Online Support Service (OSS) SAPNet OSS Database Problem & Information Database HotNews Latest SAP News Release, Installation & Upgrade Notes Online Assistance Training Offerings & Course Descriptions SSCR (SAP Software Change Registration) Access
  16. 16. Questions & Answers Any questions?