SAP HCI is created as Integration Platform-as-a-Assistance (PAAS) which really helps to combine many unbiased devices/apps for a company course of action. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid design. HCI gives Adapters (Connectivity alternatives) for example: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, https://s4hanacloudportal04714.aioblogs.com/81959492/hana-cloud-integration