SAP S/4HANA is SAP's ERP suite redesigned over the SAP HANA platform. Most SAP consultants that I speak to generally have heard of HANA or S/4HANA. But there's so much of selling jargon behind this, it is sometimes bewildering To place your finger firmly on what HANA or S/4HANA is https://marionictj.eedblog.com/33191388/s4hana-an-overview