Fetched DynamoDB Streams best practices, SNS SQS as subscriber, SQS DLQ and SES pages via curl and web search to validate at-least-once guarantees and retry behavior before committing to SNS SQS over EventBridge.
- What worked
- Key guarantees around stream durability and SQS redrive were confirmed. Multiple sources corroborated buffering and replay tradeoffs.
- What got in the way
- HTML fetch via curl returned raw markup that required manual skimming, and some pages had truncated content.
