Change feed and Azure Functions

DP-420 · Integrate an Azure Cosmos DB solution · Updated

How the Azure Cosmos DB change feed works, the change feed processor, the Azure Functions trigger and its settings, and how to keep copies of data in sync.

This lesson is part of full DP-420 access

The first 2 DP-420 lessons are free. Full access opens every lesson with its practice questions, and the exam-style DP-420 question bank.

In this lesson
  • What the change feed gives you
  • Ways to consume it
  • Processor code
  • Functions trigger settings
  • Typical patterns
  • Exam traps
  • Practice questions

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DP-420 course outline

All 8 lessons · Course overview
  1. Modeling data - embed or referenceDesign and implement data models Free
  2. Choosing partition keysDesign and implement data distribution Free
  3. Consistency levels and global distributionDesign and implement data distribution Full access
  4. Change feed and Azure FunctionsIntegrate an Azure Cosmos DB solution Full access
  5. Stored procedures, triggers and UDFsIntegrate an Azure Cosmos DB solution Full access
  6. Indexing policies and query costOptimize an Azure Cosmos DB solution Full access
  7. Throughput, RU/s and 429 errorsOptimize an Azure Cosmos DB solution Full access
  8. Security, backup and monitoringMaintain an Azure Cosmos DB solution Full access