BW Certification-A Business Information Warehouse Study Guide

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As noted in previous chapters, SAP BW can extract and load data from a variety of source
systems including:
Non-SAP source systems. Data from non-SAP data sources can be loaded into SAP BW in
one of three ways:
1. Flat file source systems (loaded through flat files)
2. External source systemsconnect to external systems with third-party custom ex-
traction tools (using staging BAPIs).
3. External data providers such as Nielsen
SAP source systems:
1. SAP R/3 source systems (after release 3.1H)
2. SAP BW systemsusing Myself
3. Other SAP products
Non-SAP Source Systems
Non-SAP source systems include:
Flat file source systems (loaded through flat files)
External source systemsconnect to external systems with third-party custom extraction
tools (using staging BAPIs).