SAP HCI is designed as Integration System-as-a-Company (PAAS) which really helps to combine various unbiased devices/apps for a company approach. HCI can do Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid model. HCI offers Adapters (Connectivity choices) like: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, oData. Some https://reidsrolh.blogsvirals.com/27832010/hana-cloud-integration