SAP Business Warehouse (BW), powered by SAP HANA, helps in fast data analysis by consuming data by the Data Warehouse (DW) for doing analytical reporting and data analysis. SAP Business Warehouse (BW) supports real-time data integration and data modeling, it also allows real-time BI reporting on a large amount of data in the database.
HANA in-memory the database is much faster as compared to other common databases like Oracle, SQL Server, etc. because of its in-memory processing and HANA engine
Migrating SAP BW on HANA supports various exceptional databases and reporting capabilities that are not possible using other databases. Some of them are transformations and DSOs are moved to HANA database to speed up the processing of data, data load performance, query processing, and optimization, better HANA modeling capabilities, etc.
If you are interested in SAP BW/4HANA, you can sign up in this SAP BW on HANA Training Course by Intellipaat.
Also, watch this video on SAP BW/4HANA: