SAP HCI is made as Integration Platform-as-a-Assistance (PAAS) which really helps to combine a number of impartial techniques/programs for a business procedure. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid product. HCI delivers Adapters (Connectivity selections) for instance: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, https://s4-hana-cloud-landscape-c06273.blogrelation.com/34153957/hana-cloud-integration