Implementations of the Sun JDO API are listed here.
Vendors are sorted alphabetically by company name. Summary is by book authors, not listing common features including JCA-based J2EE integration, ant tasks, and so on. Background is usually obtained from public Web sites. Version numbers and pricing are listed as available at the time of this writing.
Summary: O/R-mapping based. Supports the following relational datastores: IBM DB2, Oracle, and Microsoft SQL Server. Standalone Exadel JDO-Studio IDE with visual object relational mapping. Distributed caching mechanism.
Background: Exadel was founded in 1998, and is headquartered in Concord, ...