SAP HCI is created as Integration Platform-as-a-Support (PAAS) which helps you to integrate numerous independent systems/purposes 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 provides Adapters (Connectivity alternatives) including: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. https://s4-hana-cloud-sap-notes47913.xzblogs.com/69680852/hana-cloud-integration