The Java Persistence API was introduced as part of the Enterprise JavaBeans (EJB) 3.0 specification in Java Platform, Enterprise Edition 5 (Java EE). The Java Persistence API draws on ideas from ...

Hot on the heels of Oracle’s recent announcement of its proposed Eclipse project to support the Enterprise Java Beans (EJB) 3.0 specification, Versant, a data management company, has proposed an ...

A tale of dueling open source projects for object-relational mapping may be brewing within Eclipse, with similar proposals floated by Versant and Oracle. Versant on Tuesday will announce that it has ...

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OK, I'm coming up soon on a few small to medium intranet/web site projects where we want to branch out from what we've been using to do object-relational mapping (don't ask; it sucks and you've never ...

Like it or not, data is an integral part of any application, even cool object-oriented ones. Everything stops at the persistence layer, where Java developers traditionally have had to write complex ...

Last week, some friends of mine from Ingres, the early relational database management system, attended a retrospective on relational database systems held at the Computer History Museum in Silicon ...