What is a primary use case for Amazon DynamoDB?

Amazon DynamoDB is a fully managed NoSQL database service designed for high availability and scalability. It is particularly well-suited for use cases that require fast and predictable performance with seamless scalability. One of the primary use cases for DynamoDB is storing user profiles for web applications.

Web applications often need to maintain dynamic user data that may include user preferences, application settings, and other profile information. DynamoDB excels in scenarios where read and write operations need to be handled quickly and where data can vary in structure, as it handles key-value and document data types flexibly. Its ability to automatically scale in response to changing workloads makes it ideal for applications with variable traffic, such as those that experience spikes during specific events.

In contrast, data archiving, file storage, and static website hosting align better with other AWS services that are specifically designed for those purposes, such as Amazon S3 for object storage and Amazon Glacier for archiving, or Amazon S3 and AWS Amplify for hosting static websites. These services are optimized for their specific functions, whereas DynamoDB is specifically tailored to support high-performance database needs, particularly for interactive applications that necessitate frequent read and write access.