The mapping between Java objects and a relational database is achieved with the help of Java language metadata annotations and/or XML deployment descriptors (usually XML descriptors are optional).

Roberto Zicari, from ODBMS.org, collected interviews and stories from several users of Object/Relational mapping technologies. The main point of the cases was around "impedance mismatch" between ...

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 ...

Its purchase of JDO Genie, a mapping product that also includes a set of design-time tools, will allow it to help enterprises cope with the flurry of standards being introduced into the data ...

It supports familiar concepts like replication, sharding, indexing and map/reduce. The MongoDB open source community is very large and active.

TierDeveloper 5.1 is an object-to-relational mapping and code-generation tool that maps objects to relational tables, generates .Net components for VB.Net and C#, and enables embedding of SQL ...

Skipping an object-to-relational mapping step as well as the ability to react with quick updates were major factors in choosing Matisse. "Matisse is the database underpinning the entire system," he ...

With so many benefits and drawbacks to using either the Hibernate Session or the JPA EntityManager for performing object relational mapping, it is no wonder why enterprise architects have such a ...