HANA ESSENTIALS. An in-memory database for speed. Uni¬es transactions and analytics. Doesn’t require an ETL stage. O ers real-time analytics. Can tier storage to disk or Hadoop. HANA DATABASE PROS AND CONS. Reduced energy consumption. Removes the need for an ETL stage. Reduced licensing costs if an existing SAP user. Paves the way for an SAP S/4HANA migration. Rapid in-memory analytics for faster decision-making.