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Processing DynamoDB Streams Using Lambda

In this lab, we will create a Lambda function to process DynamoDB stream data from an existing table that is actively being written to. Once processed, the data from the stream will be aggregated and written to a second DynamoDB table.

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Path Info

Clock icon Advanced
Clock icon 1h 0m
Clock icon Aug 03, 2020

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Table of Contents

  1. Challenge

    Create Lambda Function to Process Stream Events

    1. Log in to the AWS Management Console for the lab environment using the credentials provided.
    2. Navigate to Lambda.
    3. Create a new Lambda function and write/paste the code (found on GitHub) to process DynamoDB Streams events.
  2. Challenge

    Create DynamoDB Streams Trigger

    1. Create a new trigger for your function, setting DynamoDB as the trigger type, and provide the appropriate configuration information.
    2. Enable trigger on creation to start processing stream events into stats aggregation table.
  3. Challenge

    Verify Stream Processing

    Navigate to DynamoDB to verify statistics are correctly aggregated and written to the stats table.

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