SAP HCI is built as Integration System-as-a-Services (PAAS) which helps you to integrate several independent techniques/programs for a business procedure. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid product. HCI presents Adapters (Connectivity solutions) which include: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. https://hectorfhhij.csublogs.com/34283992/hana-cloud-integration