A BW system can accept data from all kinds of source systems, such as the following:
The following procedure shows how to create a flat file source system. Chapter 10, Business Content, describes how to create an R/3 source system.
Step 1. Select Source systems under Modelling in the left panel. In the right panel, right-click Source systems and select Create….
Step 2. Select the FileSystem, manual meta data, data using file inte option, and then click to continue.
Step 3. Enter a name and a description for the source system, and then click to create the source system.
You have created the source system. A status message Source system SS_DEMOFF creation successful finished will appear at the bottom of Screen 3.4.
Part I. Guided Tours
Business Scenario and SAP BW
Creating an InfoCube
Loading Data into the InfoCube
Checking Data Quality
Creating Queries and Workbooks
Managing User Authorization
Part II. Advanced Topics
Aggregates and Multi-Cubes
Operational Data Store (ODS)
Generic R/3 Data Extraction
Appendix A. BW Implementation Methodology
Appendix B. SAP Basis Overview
Appendix C. Glossary
Appendix D. Bibliography