Blog - Title

  • ADO.NET Blog

    POCO in the Entity Framework 4: Part 1 - The Experience

    • 70 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    The information in this post is out of date.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. Last week I mentioned in the sneak preview on POCO that support for POCO entities is one of the new capabilities...
  • ADO.NET Blog

    Using Repository and Unit of Work patterns with Entity Framework 4.0

    • 32 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    The information in this post is out of date.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. If you have been watching this blog, you know that I have been discussing the various aspects of POCO capabilities...
  • ADO.NET Blog

    EF 4.3 Code-Based Migrations Walkthrough

    • 102 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      The information in this post is out of date.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 Code First Migrations see http://msdn.com/data/jj591621   We have released the first go-live release of...
  • ADO.NET Blog

    Using DbContext in EF 4.1 Part 1: Introduction and Model

    • 27 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      The information in this post is out of date.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.   Introduction Version 4.1 of the Entity Framework contains both the Code First approach and the new DbContext...
  • ADO.NET Blog

    Announcing: The ADO.NET vNext August CTP

    • 132 Comments
    A couple of months ago we committed to shipping a very early technology preview of the ADO.NET Entity Framework and the LINQ integration in ADO.NET, and we said we were "shooting for August". Well, here is it, with a whole 2 weeks to go before August...
  • ADO.NET Blog

    EF 4.1 Code First Walkthrough

    • 26 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      The information in this post is out of date.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 Code First to a New Database see http://msdn.com/data/jj193542 For Code First to an Existing Database see http...
  • 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

    Querying DataSets – Introduction to LINQ to DataSet

    • 18 Comments
    Greetings fellow data junkies! My name is Erick Thompson, a PM at Microsoft who is working on driving ADO.NET forward to utilize the latest and best technology that we have coming down the pipe. In that context, I am excited to tell you about LINQ to...
  • ADO.NET Blog

    POCO in the Entity Framework 4: Part 2 – Complex Types, Deferred Loading and Explicit Loading

    • 46 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. In my post last week on the POCO Experience in Entity Framework , I covered the fundamentals of POCO support...
  • ADO.NET Blog

    EF 4.3 Released

    • 81 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.   Over the last six months we’ve released a series of previews of our Code First Migrations work. Today we are...
  • ADO.NET Blog

    EF 4.1 Model & Database First Walkthrough

    • 28 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 Model First see http://msdn.com/data/jj205424 For Database First see http://msdn.com/data/jj206878   Entity...
  • ADO.NET Blog

    Using DbContext in EF 4.1 Part 6: Loading Related Entities

    • 32 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 Loading Related Entities see http://msdn.com/data/jj574232   Introduction Version 4.1 of the Entity Framework...
  • ADO.NET Blog

    Update on LINQ to SQL and LINQ to Entities Roadmap

    • 213 Comments
    Since the release of LINQ to SQL and the Entity Framework, many questions have been raised about the future plans for the technologies and how they will relate to each other long term. During this week of PDC we are now at a point, with the announcement...
  • ADO.NET Blog

    EF 4.1 Released

    • 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.   We are excited to announce the final Release to Web (RTW) of Microsoft ADO.NET Entity Framework 4.1 (EF 4...
  • ADO.NET Blog

    Using DbContext in EF 4.1 Part 4: Add/Attach and Entity States

    • 16 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 Add/Attach and Entity States see http://msdn.com/data/jj592676   Introduction Version 4.1 of the Entity...
  • ADO.NET Blog

    System.Data.OracleClient Update

    • 121 Comments
    As a part of formulating our long term strategy for ADO.NET, we have had several discussions with number of our customers, internal and external partners, and MVPs to better align our development efforts to ensure we are delivering the right technologies...
  • ADO.NET Blog

    Sneak Preview: Entity Framework 5.0 Performance Improvements

    • 97 Comments
    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...
  • ADO.NET Blog

    Using DbContext in EF 4.1 Part 2: Connections and Models

    • 26 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 Connections and Models see http://msdn.com/data/jj592674   Introduction Version 4.1 of the Entity Framework...
  • ADO.NET Blog

    Exploring the Performance of the ADO.NET Entity Framework - Part 1

    • 33 Comments
    Performance Matters No matter what type of application you are developing at some point in the lifecycle of a software application or service, performance matters; this is especially true when accessing data. In this article, I’m going to spend some...
  • ADO.NET Blog

    POCO in the Entity Framework 4: Part 3 – Change Tracking with POCO

    • 30 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. In my last post on POCO , I mentioned the fact that there are two types of change tracking possibilities with...
  • ADO.NET Blog

    LINQ - XElement and Entities

    • 349 Comments
    With LINQ we get a common data programming experience across multiple data sources. We can query in-memory collections, relational tables and XML. The other day I was looking at the various LINQ-XML examples and thought to myself that I would like to...
  • 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

    Absolute Beginners Guide to Entity Framework

    • 32 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. To someone who has used emacs or a basic text editor for programming, jumping into Visual Studio...
  • ADO.NET Blog

    EF Feature CTP5: Fluent API Samples

    • 66 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 Mapping with the Fluent API see http://msdn.com/data/jj591617 For Configuring Relationships with the Fluent API...
  • ADO.NET Blog

    Tutorial: Entity Data Source Control

    • 18 Comments
    Last month we announced the beta release of Service Pack 1 for Visual Studio 2008. This release includes the Entity Framework, including a wizard that can be used to generate a model and a graphical model designer. It also includes the EntityDataSourceControl...
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