Grokking System Design Fundamentals
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"Transformation" already seems to cover "Service Aggregation"

Shishir

Mar 4, 2024

Is there some difference between the two?

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LeafarBlu BR
LeafarBlu BRa year ago

I disagree, the transformation would just convert the data from format A to B, for example, XML to JSON.

While the Service Aggregation, from a single request, it would call two or more different services (URLs), and combine the responses into a single response.

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Key Usages of API Gateways

  1. Request Routing
  1. Aggregation of Multiple Services
  1. Security Enforcement
  1. Load Balancing
  1. Caching Responses
  1. Protocol Translation
  1. Monitoring and Logging
  1. Transformation of Requests and Responses
  1. API Versioning
  1. Rate Limiting and Throttling
  1. API Monetization
  1. Service Discovery Integration
  1. Circuit Breaker Pattern Implementation
  1. Content-Based Routing
  1. SSL Termination
  1. Policy Enforcement
  1. Multi-Tenancy Support
  1. A/B Testing and Canary Releases
  1. Localization and Internationalization Support
  1. Reducing Client Complexity

Real-World Example: Netflix

Conclusion