SAP HCI is developed as Integration System-as-a-Service (PAAS) which really helps to integrate various impartial systems/apps for a business course of action. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid design. HCI provides Adapters (Connectivity options) for instance: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, https://s4hanacloudedition92368.blogofoto.com/59436222/hana-cloud-integration