Through the Open Hub service, SAP BW becomes the hub of an enterprise data warehouse. The distribution of data becomes clear through central monitoring from the distribution status in the BW system.
How to get it
The transaction code for Open Hub is RSBO, or from the Administration Workbench select:
Tools->Open Hub Service
BW object such as InfoCubes, ODS objects, or InfoObjects can act as open hub data sources. You can select database tables or flat files as open hub destinations. Both a full and delta modes are also available as the extraction mode.
SAP BW Guide: Open Hub Service
Part 1: How to get Open Hub Service
Part 2: Open hub component: Creating an InfoSpoke
Part 3: Creating an InfoSpoke: General Tab
Part 4: Creating an InfoSpoke: Destination Tab
Part 5: Creating an InfoSpoke: InfoObject Tab
Part 6: Creating an InfoSpoke: Selection Tab
Part 7: Activation
Part 8: Extraction
Part 9: Output
Review: Conclusion and other resources