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  • ADO.NET Blog

    EF6 Performance Issues

    • 21 Comments
    What are the issues? The most common issue being encountered is a significantly slower startup time when running with the debugger attached. Here is a complete list of the performance related issues we are tracking. [Performance] Startup time...
  • ADO.NET Blog

    EF6 RTM Available

    • 76 Comments
    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...
  • ADO.NET Blog

    EF Power Tools Beta 4 Available

    • 11 Comments
    The Entity Framework Power Tools provide additional design-time tools in Visual Studio to help you develop applications using Entity Framework. Beta 4 of the Power Tools is now available. Where do I get it? The Entity Framework Power Tools are available...
  • ADO.NET Blog

    Entity Framework Links #5

    • 13 Comments
    This is the fifth post in a regular series to recap interesting articles, posts and other happenings in the EF world.   The latest release We recently made EF6 Release Candidate available. This is the last pre-release of EF6 before we RTM with Visual...
  • ADO.NET Blog

    EF6 Release Candidate Available

    • 33 Comments
      The information in this post is out of date.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.   We are now in the final stages of bug fixing for EF6 and are pleased to announce...
  • ADO.NET Blog

    EF and Visual Studio 2013 Preview

    • 15 Comments
      The information in this post is out of date.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.   The availability of Visual Studio 2013 Preview was announced today . This preview...
  • ADO.NET Blog

    EF6 Beta 1 Available

    • 57 Comments
      The information in this post is out of date.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.   Since releasing Alpha 3 a few months ago, we've been working hard to add the remaining...
  • ADO.NET Blog

    Entity Framework Links #4

    • 12 Comments
    This is the fourth post in a regular series to recap interesting articles, posts and other happenings in the EF world. Entity Framework 6 Since our last EF Links post we announced the availability of EF6 Alpha 3 . Of particular note, this preview...
  • ADO.NET Blog

    SQL Database Connectivity and the Idempotency Issue

    • 5 Comments
    Applications connecting to SQL Server sometimes experience connections breaks due back-end failures. In general, they tend to be uncommon in LAN environment and more frequent in WAN topologies, when connectivity tends to be challenged by geographically...
  • ADO.NET Blog

    EF6 Alpha 3 Available on NuGet

    • 47 Comments
      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.   A couple of months back we released EF6 Alpha 2, since then we've been adding new...
  • ADO.NET Blog

    EF Power Tools Beta 3 Available

    • 33 Comments
      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...
  • ADO.NET Blog

    Entity Framework Links #3

    • 6 Comments
    This is the third post in a regular series to recap interesting articles, posts and other happenings in the EF world. In December our team announced the availability of EF6 Alpha 2 . Scott Guthrie also posted about this release . The announcement post...
  • ADO.NET Blog

    EF6 Alpha 2 Available on NuGet

    • 28 Comments
      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...
  • ADO.NET Blog

    EF Fixes in Visual Studio 2012 Update 1

    • 11 Comments
    Visual Studio 2012 Update 1 is now available for download . This update includes three bug fixes for the Entity Framework Designer for Visual Studio 2012. Nesting an .edmx file under a project folder would stop the code from being automatically...
  • ADO.NET Blog

    Entity Framework Links #2

    • 5 Comments
    This is the second post in a regular series to recap interesting articles, posts and other happenings in the EF world. The EF Team is now on Twitter and Facebook , follow us to stay updated on a daily basis. Our team recently announced the release...
  • ADO.NET Blog

    EF6 Alpha 1 Available on NuGet

    • 17 Comments
      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...
  • ADO.NET Blog

    Entity Framework Links #1

    • 6 Comments
    The EF team is starting a regular series to recap interesting articles, posts and other happenings in the EF world. Here is the first one…   EF5 Our team recently announced the release of EF5 . As part of the release we also updated the EF MSDN site...
  • ADO.NET Blog

    EF Nightly Builds Available

    • 13 Comments
    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...
  • ADO.NET Blog

    EF5 Released

    • 82 Comments
    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...
  • ADO.NET Blog

    Entity Framework and Open Source

    • 27 Comments
    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...
  • ADO.NET Blog

    Using SqlDataReader’s new async methods in .Net 4.5, Part 2: Examples

    • 5 Comments
    In the previous post about the new column-level asynchronous methods added to SqlDataReader (and DbDataReader ) we covered two new SqlDataReader methods ( IsDBNullAsync and GetFieldValueAsync<T> ), how data is read from the network by the data reader...
  • ADO.NET Blog

    EF5 Release Candidate Available on NuGet

    • 98 Comments
      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...
  • ADO.NET Blog

    EF5 Sample Provider Published

    • 7 Comments
    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...
  • ADO.NET Blog

    Using SqlDataReader’s new async methods in .Net 4.5

    • 10 Comments
    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...
  • ADO.NET Blog

    EF Power Tools Beta 2 Available

    • 59 Comments
      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...
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