Vanatec OpenAccess

Vanatec OpenAccess is an O/R Mapper, originally based on a Java Data Objects (JDO) implementation.

The product was originally brought to market as JDOGenie from Hemisphere (2002), before it got acquired by Versant (2004), a ODBMS vendor and brought to market as Versant OpenAccess.

In 2005, the OpenAccess development and management team has founded Vanatec and brought the product to the market under the brand of Vanatec OpenAccess, creating the "Stop Hacking. Start Mapping." slogan.

Vanatec claims to provide the broadest set of ORM functionality, highest performance and leading commercial vendor, providing professional support as well.

Vanatec OpenAccess has been available for Java and .NET and comes for .NET only since 2008.

It is fully integrated into Microsoft Visual Studio and requires .NET 2, 3.0 or 3.5.Supported Databases are Microsoft SQL Server, Oracle, MySQL, Firebird as well as Sybase SQL Anywhere and Advantage Database Server.

In October 2008 Telerik announced the acquistion of OpenAccess and to rename it to Telerik OpenAccess ORM.

Unique features are
- Forward Mapping (object model driven) and Reverse Mapping (relational database schema driven)
- ObjectContainer (for disconnected scenarios)
- FetchPlans for High Performance
- Deployment Independence (created applications to support different vendors and databases schemas without source code change or schema change)

A free version (Express) is also available, limited to free databases such as SQL Server Express, Oracle Express, MySQL or Firebird.

Links:
[http://www.telerik.com/orm www.telerik.com/orm]