SAP HCI is created as Integration System-as-a-Service (PAAS) which helps to integrate multiple unbiased systems/applications for a business system. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid model. HCI provides Adapters (Connectivity possibilities) for instance: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. Several of https://s4hanacloudsapnotes68136.blogars.com/27604670/hana-cloud-integration