AWS Serverless Microservices with Patterns and Best Practices - AWS DynamoDB Primary Key, Partition Key, and Sort Key

The video tutorial explains the concept of primary keys in DynamoDB, focusing on partition keys and composite primary keys. It describes how a primary key uniquely identifies items in a table and the difference between a simple partition key and a composite key, which includes a sort key. The tutorial also covers how DynamoDB uses partition keys for hashing and storage, and the flexibility offered by composite keys for querying data. Examples from e-commerce applications illustrate these concepts.

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