SAP HCI is intended as Integration System-as-a-Support (PAAS) which really helps to combine several impartial units/applications for a business course of action. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid product. HCI provides Adapters (Connectivity possibilities) which include: Cleaning soap Adapter, IDoc, HTTP, Mail, https://s4hanacloudfaq36802.fare-blog.com/28255881/hana-cloud-integration