SAP HCI is created as Integration System-as-a-Services (PAAS) which really helps to combine a number of impartial programs/apps for a business method. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid product. HCI presents Adapters (Connectivity selections) for instance: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, https://chancextpid.tkzblog.com/28162238/hana-cloud-integration