SAP HCI is built as Integration Platform-as-a-Service (PAAS) which helps you to combine numerous impartial units/purposes for a company system. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid design. HCI presents Adapters (Connectivity options) like: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData