Gartner Research

How to Integrate Cloud-Hosted, SaaS and On-Premises Applications

Published: 31 July 2018

ID: G00353947

Analyst(s): Jeffery Skowron, Kevin Matheny


Cloud adoption increases the complexity of application integration, offering options from custom code to ESBs and iPaaS. Technical professionals integrating SaaS, cloud-hosted and on-premises applications must balance the needs of individual integrations against those of the entire portfolio.

Table Of Contents


  • Integration Connection Approaches
  • Integration Assessment Criteria
  • Use Cases for Application Integration


  • A Hybrid Integration Platform Is a Capabilities Framework, Not a Product
  • The More You Create, the More You Must Monitor, Maintain and Manage
  • Use Point-to-Point Integrations With Caution
  • Security Must Be a First-Class Consideration
  • Logical Application Integration Flow Use Cases
    • One-Time Move of Application Data
    • One-Way Synchronization of Application Data
    • Two-Way Synchronization
    • On-Demand Data
    • On-Demand Functionality
  • Assessment Criteria
    • Ability to Adapt
    • Ability to Monitor
    • Ability to Reuse
    • Ability to Update
    • Security and Data Governance
    • Support for Ad Hoc Integrators
    • Support for Mediation
    • Support for Reliable Communications
  • Integration Approaches
    • Direct Integration Using SaaS Vendor Tooling
    • Direct Integration Using Custom Code
    • Mediated Integration Using an Enterprise Service Bus
    • Mediated Integration Using Integration Platform as a Service
    • Mediated Integration Using fPaaS


  • Supply Your Organization With Multiple Integration Tools
  • Match the Solution to the Needs of the Integration
  • Design Security Into Your Integrations
  • Capture Integration Artifacts to Aid Discovery, Troubleshooting, Updates and Reuse

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