SAP S/4HANA is SAP's ERP suite redesigned around the SAP HANA System. Most SAP consultants which i talk to ordinarily have heard of HANA or S/4HANA. But there's a lot of selling jargon driving this, it is typically baffling to put your finger firmly on what HANA or S/4HANA is https://sapsupplychain27047.dm-blog.com/33640603/s4hana-for-dummies