InfoQ Homepage ORM Content on InfoQ
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O/R Mapping, Caching, and Performance
One of the common misconceptions about Object/Relational Mapping (O/R Mapping) frameworks is that they give developers caching for free and that caching improves performance. While O/R Mapping frameworks do rely on caching, improved performance isn't in the cards.
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InfoQ Article: DrySQL ORM for Rails
In this exclusive article, Bryan Evans of the DrySQL project explains how to avoid situations where you're averse to changing your database schema, because of the resulting effort to change your app code.
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ADO.NET vNext: Entity Data Model Designer Prototype Available
The ADO.NET team has released a demo of their Entity Data Model Designer. This tool demonstrates some of the Object-Relational Mapping (ORM) features planned for ADO.NET vNext.