Tracking CodeCommit Metadata with DynamoDB

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Tracking CodeCommit Metadata with DynamoDB

In this lab, we will complete a system to track CodeCommit commit metadata in the same table it is being logged to.

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Lab Info

Level

Advanced

Last updated

Sep 12, 2025

Duration

45m

Challenge

Examine the `PrometheusMeta` DynamoDB Table

The PrometheusMeta table should begin to have records written to it shortly after starting the lab. Once some data has arrived in the table, examine the attributes to plan how to satisfy the provided metadata requirements.
Challenge

Modify the `PrometheusMetaStreamProcessor` Lambda Function

Make the necessary changes to the PrometheusMetaStreamProcessor Lambda function to process the DynamoDB Stream records and update the PrometheusMeta DynamoDB table appropriately.
Challenge

Enable the DynamoDB Stream Trigger

In the Lambda interface for the PrometheusMetaStreamProcessor function, select the DynamoDB Stream trigger and change the disabled/enabled toggle to Enabled. Save your changes.
Challenge

Verify Metadata Record Creation

Return to the DynamoDB web console and verify that metadata records are being generated as expected (this may take a couple minutes).

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