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BW (SAP Business Warehouse)

Aspects of the HANA-optimized InfoCube

From relational to in-memory thinking Multi-dimensional models for analytic applications are represented on a classic RDBMS as star schemas. A valid star schema implementation is one of the most challenging tasks – a bad design has direct negative impact on data load and query performance. The question arises whether the strong link between logical multidimensional model and the data base implementation as a star schema does still hold in times of a modern in-memory database like SAP HANA.

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