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Amazon EC2 Cookbook by Aurobindo Sarkar, Sekhar Reddy

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Using Amazon DynamoDB

AWS DynamoDB is a widely used NoSQL data store. Typically, relational databases are not the best option for large-scale, data-centric applications. In addition, operating these database servers at scale is complex and expensive. For such use cases, NoSQL data stores, such as Amazon DynamoDB, are an effective solution. DynamoDB can be used as a key/value store or as a document store. It is common to store data as JSON documents.

DynamoDB stores data in tables, and each table contains items. An item is a group of attributes that is uniquely identifiable among all the other items in the table. An item is similar to rows in a relational database table, and an attribute is a data element similar to fields or columns in a relational ...

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