AWS Certified Data Analytics Specialty 2021 – Hands-On - Lambda Costs, Promises, and Anti-Patterns

The video tutorial explains AWS Lambda's pricing model, highlighting its generous free tier and pay-as-you-go structure. It covers Lambda's high availability, scalability, and performance guarantees, including automatic retries and caching. The tutorial discusses the 15-minute timeout limit and suggests using EC2 for longer processes. It addresses anti-patterns and workarounds, such as chaining functions for extended processing. The video also clarifies Lambda's limitations for dynamic websites and its stateless nature, recommending DynamoDB or S3 for state management.

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