SAP HCI is built as Integration Platform-as-a-Support (PAAS) which helps to integrate multiple impartial methods/purposes 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 offers Adapters (Connectivity possibilities) like: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. https://claytonbazxv.onesmablog.com/hana-cloud-integration-68529369