DynamoDBMapper, a new feature of the AWS SDK for Java, makes it easier to access Amazon DynamoDB tables from Java. Sometimes, working with databases from an object-oriented language like Java can be a frustrating experience. You often want to represent the rows in your database tables as instances of your domain classes, but you don't want to write a bunch of boilerplate code to transform database results into objects and vice versa. For traditional database servers such as MySQL and Oracle, you can use tools such as Hibernate to automate this aspect of development, but for newer NoSQL databases, you often have to either roll your own framework or rely on the community to provide one. DynamoDBMapper solves this problem for Amazon DynamoDB.
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