The Java Persistence API is the standard API for object-relational mapping for Java EE and Java SE. In response to requests from the community, it has been expanded in release 2.0 to include a number of significant new features.
This session will present the key new functionality available in Java Persistence 2.0. We will dive into the new object-relational mapping and modeling features, the additions to the Java Persistence query language, pessimistic locking, support for validation, and caching and other configuration options. We'll conlude with a discussion of future directions.