SAP HCI is created as Integration Platform-as-a-Service (PAAS) which really helps to combine numerous unbiased techniques/apps for a business course of action. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid design. HCI offers Adapters (Connectivity possibilities) like: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. https://edwindysle.blogacep.com/33300312/hana-cloud-integration