SAP HCI is intended as Integration System-as-a-Service (PAAS) which helps you to integrate several impartial programs/apps for a business method. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid model. HCI features Adapters (Connectivity options) such as: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. https://sapanalyticsclouds4hana79136.blogofchange.com/28663462/hana-cloud-integration