Understanding EclipseLink, 2.5
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12 Understanding Non-relational Data Sources

This chapter describes how to set up your JPA applications to work with a non-relational data source. There are many types of non-relational data sources. These include document databases, key-value stores, and various other non-standard databases, such as MongoDB, Cassandra, and Google BigTable. This chapter focuses on the NoSQL data source. NoSQL is a classification of database systems that do not support the SQL standard. EclipseLink supports persistence of Java objects to NoSQL databases through the Java Persistence API (JPA). EclipseLink native API is also supported with NoSQL databases.

This chapter contains the following sections: