CHAPTER 3SAP Business Information Warehouse Architecture
SAP entered the data warehouse market when the market started maturing and has been able to take advantage of the experience available and avoid many mistakes made by early adopters. To those familiar with other data warehouse solutions and custom data warehouse development, as well as anyone following discussions about data warehousing, the high-level SAP Business Information Warehouse (SAP BW) architecture looks familiar.
Being part of the SAP NetWeaver integration and application platform, SAP BW takes advantage not only of the service-oriented architecture of SAP NetWeaver but also of complete software-development environments for both ABAP and Java, a comprehensive set of systems-management tools, and a variety of additional functionality and tools (such as unit or currency conversion, authorizations, locking, monitoring, and so forth).
SAP BW is fully integrated with other SAP NetWeaver components such as the Enterprise Portal the Exchange Infrastructure (XI), master data management (MDM), or knowledge management (KM). Portal integration, for example, provides advanced information-distribution features, while KM capabilities are used to store and document metadata objects as well as actual data used in SAP BW.
This chapter provides an overview of the SAP BW architecture and its metadata concepts.
SAP BW Architectural Components
Figure 3-1 shows a high-level view of the SAP BW architecture, with eight main building ...
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