SAP HCI is intended as Integration System-as-a-Support (PAAS) which helps you 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) for example: SOAP Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. A https://s4-hana-cloud-tutorial47924.bcbloggers.com/27869251/hana-cloud-integration