Versant JDO

Versant’s Java interface is based on an industry standard persistent Java interface known as JDO (Java Data Objects). Versant Java-JDO provides seamless high performance persistence to your persistent Java classes and is tightly coupled to the Eclipse Development Environment for rapid development and deployment. Achieve high performance and scalability while utilizing an industry standard Java interface.
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Versant JPA

Versant’s Java interface is based on an industry standard persistent Java interface known as JPA (Java Persistence API). The Java Persistence API (JPA) is the Java API for the management of persistence and object/relational mapping for Java environments.Versant is providing a technical preview for its new Versant Java Persistence API (JPA 2.0) , a pure Java client for the Versant Database Server.
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Versant C++ Interface

Versant’s C++ Interface provides transparent, seamless integration for your high performance C++ based applications. Your persistent object model is stored directly into the Versant Database Engine as defined by your persistent C++ header files eliminating the need for costly OR-mapping code or tools, object state tracking, or expensive query/join operations.
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