SAP HCI is developed as Integration Platform-as-a-Company (PAAS) which helps to integrate many unbiased systems/programs for a business course of action. HCI can perform Cloud to Cloud, Cloud to On-premise, On-premise to On-premise and Hybrid product. HCI features Adapters (Connectivity alternatives) for example: Cleaning soap Adapter, IDoc, HTTP, Mail, SFTP,Ariba, https://s4-hana-cloud-trial80257.xzblogs.com/69688131/hana-cloud-integration