The latest version of BW is SAP BW on HANA 7.4, on the SAP HANA in-memory database platform. This version is the first optimised to take full advantage of the new technology. It is up to 900 times faster, it has smaller footprint with up to 10 times compression of data.
SAP BW is like a data warehouse with several pre-delivered operational data stores (ODS); a star schema data model called InfoCubes. The tool is set with pre-developed extract, transform and load (ETL) programs and had a model-driven approach to EDWs.
Addition to which it has a Query Designer known as Bex (Business Explorer) QD and Bex Query Analyser (An excel plugin ) to view the reports. This entire framework was called SAP BI. It had good integration with other SAP products like NW portals.
When people refer to running SAP Business Information Warehouse on the SAP HANA in-memory database, or SAP BW on HANA for short, they are talking about running a particular version of SAP’s BW software that uses HANA as its primary database and is specially optimized for the HANA platform.
There are many interesting & important facts about SAP BW on HANA which makes this module even more valuable. To list a few, what are the major differences lies in SAP BW and SAP BW/4HANA and its other versions, BW perspectives in HANA studio and more. Read the article From SAP BW to SAP BW/4HANA for these details.
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