SAP ABAP(Advanced business application programming) can be a programming language for SAP application. we do coding irrespective of underlying databases. Following the evolution of HANA database,the many Oracle db has long been changed by HANA DB. HANA db is column oriented and facts receives saved in RAM ,the principle benifits http://milouqjex.fitnell.com/35192927/abap-on-hana-training-s4-hana-tutorial