DynamoDB

Database Testing

Testing DynamoDB Locally: DynamoDB Local, Localstack, and AWS SDK Mocking

DynamoDB is fast and serverless in production — but testing against live AWS DynamoDB is expensive, slow, and requires real AWS credentials. DynamoDB Local, LocalStack, and AWS SDK mocking solve this, letting you run fast, reliable tests without touching AWS. This guide covers all three approaches across Python and Node.js.