AWS Serverless Microservices with Patterns and Best Practices - Serverless Pattern: Topic-Queue Chaining and Load Balanc

The video tutorial discusses the topic queue chaining load balancing pattern using Amazon SQS. It explains how queues act as buffers between services to prevent data loss during asynchronous invocations. The tutorial covers the publish-subscribe pattern, its challenges, and how topic queue chaining can address these issues. It highlights the benefits of using Amazon SQS for load balancing and demonstrates its application in a serverless e-commerce architecture. The video concludes with a summary and implementation guidance using AWS CDK.

Describe how Amazon SQS can be used for decoupling microservices.

What are the advantages of using a queue in front of subscriber services?

How does the event source mapping work in the context of polling event messages?