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  • Blog Post: EF6.1.2 Beta 1 Available

    Today we are making Beta 1 of the EF6.1.2 release available. This patch release contains bug fixes and some contributions from our community.   What’s in Beta 1? EF6.1.2 is mostly about bug fixes, you can see a list of the fixes included in EF6.1.2 on our CodePlex site . We also accepted a couple...
  • Blog Post: EF6 RTM Available

    Today we are pleased to announce the RTM of Entity Framework 6. The RTM of Visual Studio 2013 was also released today – you can read more about this release on Soma’s blog . Be sure to save the date for Visual Studio 2013 Launch on Nov 13th . Getting EF6 The runtime is available...
  • Blog Post: EF6 Alpha 2 Available on NuGet

      The information in this post is out of date. EF6 RTM is now available . Visit msdn.com/data/ef for the latest information on current and past releases of EF.   Around a month ago we released the first alpha of EF6. Today we are pleased to announce that availability of Alpha 2. EF6 is being...
  • Blog Post: EF6 Alpha 1 Available on NuGet

      The information in this post is out of date. EF6 RTM is now available . Visit msdn.com/data/ef for the latest information on current and past releases of EF.   EF6 Alpha 1 Available on NuGet A couple of months ago we released the RTM of EF5. Today we are pleased to announce the first alpha...
  • Blog Post: EF Nightly Builds Available

    A couple of months ago we announced that we are developing EF in an open source code base . As part of our ongoing effort to make it easier to get involved in the next version of EF and provide feedback we are now making nightly builds of the open source code base available. There is a Nightly Builds...
  • Blog Post: EF5 Released

    We are very pleased to announce the release of Entity Framework 5. EF5 is available as the Entity Framework NuGet package and is also included in Visual Studio 2012 .   What’s New in EF5 EF 5 includes a number of new features and bug fixes to the EF4.3 release. Most of the new features are only...
  • Blog Post: Entity Framework and Open Source

    It’s been a busy year on the Entity Framework team. A little over a year ago our team released EF4.1 , which included the DbContext API and Code First support. Since then we’ve also delivered Code First Migrations . Our team is also in the final stages of wrapping up the EF5 release , which introduces...
  • Blog Post: EF5 Release Candidate Available on NuGet

      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.   A couple of months ago we released EF5 Beta 2. Since releasing Beta 2 we have made a number of changes to the code base, so we decided to publish a Release...
  • Blog Post: EF5 Sample Provider Published

    We have published a new version of the sample provider that supports features introduced in the Entity Framework 5. It can be downloaded from the MSDN Code Samples Gallery . This updated sample takes the sample provider code we released for Entity Framework 4 and demonstrates how to add support for spatial...
  • Blog Post: Using SqlDataReader’s new async methods in .Net 4.5

    With .Net 4.5, ADO.NET introduced two asynchronous methods to the SqlDataReader class: ReadAsync and NextResultAsync . These two methods allow you to move to the next row or result set asynchronously and represent a much more fine-grained level of asynchronous access to data compared to .Net 4.0 (which...
  • Blog Post: EF Power Tools Beta 2 Available

      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 EF Power Tools see http://msdn.com/data/jj593170   The Entity Framework Power Tools provide additional design-time tools in Visual Studio to help you develop...
  • Blog Post: EF5 Performance Considerations

    Over the past few weeks the EF team has been putting together a whitepaper that talks about the performance considerations developers should take when using Entity Framework. Performance is one critical aspect of developing modern applications, and this document will help developers make informed design...
  • Blog Post: EF5 Beta 2 Available on NuGet

      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.   A few weeks ago we released EF5 Beta 1, since then we’ve been working to improve quality and polish up the release. Today we are making EF5 Beta 2 available...
  • Blog Post: EF4.3.1 and EF5 Beta 1 Available on NuGet

      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.   Today we are pleased to announce the release of two new versions of the EntityFramework NuGet package. The 4.3.1 version includes some bug fixes for the 4.3...
  • Blog Post: Sneak Preview: Entity Framework 5.0 Performance Improvements

    An O/RM, like any layer of abstraction, introduces overhead to data access. In EF 5.0 we have taken steps to reduce this overhead and improve performance. As a result in one of our tests, repeat execution time of the same LINQ query has been reduced by around 6x. We also have an end-to-end application...
  • Blog Post: EF 4.3 Released

      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.   Over the last six months we’ve released a series of previews of our Code First Migrations work. Today we are making the first fully supported go-live release...
  • Blog Post: EF 4.3 Code-Based Migrations Walkthrough

      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 Code First Migrations see http://msdn.com/data/jj591621   We have released the first go-live release of our Code First Migrations work as part of Entity Framework...
  • Blog Post: EF 4.3 Automatic Migrations Walkthrough

      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 Automatic Migrations see http://msdn.com/data/jj554735   We have released the first go-live release of our Code First Migrations work as part of Entity Framework...
  • Blog Post: EF 4.3 Beta 1 Released

      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 Code First Migrations see http://msdn.com/data/jj591621   At the end of November we released Beta 1 of Code First Migrations. At the time we released Code...
  • Blog Post: EF 4.3 Beta 1: Code-Based Migrations Walkthrough

      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 Code First Migrations see http://msdn.com/data/jj591621   We have released the final preview of the Code First Migrations work as part of Entity Framework...
  • Blog Post: EF 4.3 Beta 1: Automatic Migrations Walkthrough

      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 Automatic Migrations see http://msdn.com/data/jj554735   We have released the final preview of the Code First Migrations work as part of Entity Framework...
  • Blog Post: EF 4.3 Configuration File Settings

    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 Configuration File Settings see http://msdn.com/data/jj556606 We recently released Entity Framework 4.3 Beta 1 which includes the ability to configure more DbContext...
  • Blog Post: Code First Migrations: Beta 1 Released

      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 Code First Migrations see http://msdn.com/data/jj591621   At the end of September we released Alpha 3 of Code First Migrations. Based on Alpha 2 and Alpha...
  • Blog Post: Code First Migrations: Beta 1 ‘No-Magic’ Walkthrough

      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 Code First Migrations see http://msdn.com/data/jj591621   We have released the fourth preview of our migrations story for Code First development; Code First...
  • Blog Post: Code First Migrations: Beta 1 ‘With-Magic’ Walkthrough (Automatic Migrations)

      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 Automatic Migrations see http://msdn.com/data/jj554735   We have released the fourth preview of our migrations story for Code First development; Code First...
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