SAP HCI is created as Integration Platform-as-a-Assistance (PAAS) which really helps to combine various unbiased systems/applications for a company procedure. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid product. HCI offers Adapters (Connectivity choices) like: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. A few https://s4-hana-cloud-faq69246.iyublog.com/27799610/hana-cloud-integration