SAP HCI is made as Integration Platform-as-a-Assistance (PAAS) which really helps to combine various unbiased systems/applications for a company process. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid product. HCI presents Adapters (Connectivity solutions) such as: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. https://s4hanacloudtrial35791.iyublog.com/27794990/hana-cloud-integration