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Serverless Architectures on AWS: With examples using AWS Lambda by Peter Sbarski

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Chapter 6. Lambda the orchestrator

This chapter covers

  • Invocation types and programming models
  • Versioning, aliases, and environment variables
  • Usage of the CLI
  • Development practices
  • Testing of Lambda functions

If there’s one thing you take away from this book, it should be an understanding that a compute service such as Lambda is the heart of serverless architecture. You used Lambda in chapters 3 and 5, so you have a feel for it already. This chapter explores Lambda in more detail. It looks at core concepts and investigates design of functions. We explain features such as versioning and aliases and go over important design patterns such as async waterfall. We also continue to add features to 24Hour Video as we turn it into a full-fledged ...

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