Updated FAQ for EF4

The information in this post is out of date. Visit msdn.com/data/ef for the latest information on current and past releases of EF. Every week we see a ton of great questions posted on the EF Forums, the best of which we’ve noted and tried to cover in the new EF FAQ.  This site is based… Read more

EF & OData @ SQL PASS and TechEd Europe!

Next week there’s two exciting conferences happening – SQL PASS and TechEd Europe, and the EF and OData teams will be at both!  Check out the session lineup below, and if you’re there please swing by the booth and say hello.   SQL PASS Introduction to the Entity Framework Rowan Miller   Entity Framework for… Read more

Entity Framework and OData @PDC10!

Both the Entity Framework and OData teams will be at PDC this week, with several great talks planned – and the best part is they’re being streamed live over the web!      Code First Development with Entity Framework Thursday October 28th, 2:00 – 3:00pm (PST) http://player.microsoftpdc.com/Session/68cfa011-c399-4151-ad9f-748d8723a19d   Creating Custom OData Services: Inside Some of… Read more

Inheritance Mapping: A Walkthrough Guide for Beginners

  The information in this post is out of date. Visit msdn.com/data/ef for the latest information on current and past releases of EF. For TPT Inheritance see http://msdn.com/data/jj618293 For TPH Inheritance see http://msdn.com/data/jj618292   Entity Framework’s Inheritance Mapping allows developers to map their classes to different database structures in order to fulfill their specific performance, extensibility,… Read more

Progress Software Releases New Entity Framework Provider

The information in this post is out of date. Visit msdn.com/data/ef for the latest information on current and past releases of EF. Progress Software just announced that they’ve released version 3.5 of their DataDirect Connect provider for ADO.NET Entity Framework.  This release, which is made up entirely of managed code, supports both EF4 and EF… Read more

Data Access Guidance

When considering how your application will connect to a data source, there’s a variety of technologies, patterns, and architectures to consider.  Recently we published a “Summary of Data Access Guidance” on the MSDN Data Developer Center.  If you want to drill deeper into the material, please check out Shyam Pather’s TechEd talk: Data Development GPS:… Read more

EF Caching with Jarek Kowalski’s Provider

The information in this post is out of date. Visit msdn.com/data/ef for the latest information on current and past releases of EF. Jarek Kowalski built a great caching and tracing toolkit that makes it easy to add these two features onto the Entity Framework.  His code sample plugs in as a provider that wraps the… Read more

The EF Team Wants to Hear from You!

Now that Entity Framework 4.0 has shipped, the team’s working hard to add more great features for the next release.  As part of this process, it’s critical that we hear your feedback, as it helps us ensure that what we build actually meets your requirements in real-world scenarios.  Today we’re launching a website that will… Read more

Performance Considerations when using TPT (Table per Type) Inheritance in the Entity Framework

  The information in this post is out of date. Visit msdn.com/data/ef for the latest information on current and past releases of EF. For Performance Considerations see http://msdn.com/data/hh949853   The Entity Framework offers very rich inheritance mapping schemes for building your conceptual model. The inheritance capabilities in EF include: ·         TPH (Table per Hierarchy): This… Read more

Performance Impact of Server-side Generated GUIDs in EF

  The information in this post is out of date. Visit msdn.com/data/ef for the latest information on current and past releases of EF. For Performance Considerations see http://msdn.com/data/hh949853   Background EF4 supports the use of server-generated GUIDs, which has been a popular request since EF 3.5. Lee Dumond summarized his experience on how to use this feature… Read more