ABAP on HANA is a combination of SAP's proprietary programming language (ABAP) and in-memory database technology (HANA). The combination of these technologies enables real-time processing and analysis of large amounts of data. In a real-time scenario, ABAP on HANA can be used to improve business processes by providing real-time insights into business operations. ABAP on HANA provides a real-time processing capability that allows organizations to make data-driven decisions quickly and efficiently, leading to improved business outcomes.