Diego Vega
Entity Framework news and sporadic epiphanies
Workaround for performance with Enumerable.Contains and non-Unicode columns against EF in .NET 4.0
This week we announced the availability of EF6 alpha 2 (read the announcement post in our blog and...
Date: 12/12/2012
Tips to avoid deadlocks in Entity Framework applications
UPDATE: Andres Aguiar has published some additional tips on his blog that you may also find helpful...
Date: 03/31/2012
Exception from DbContext API: EntityConnection can only be constructed with a closed DbConnection
UPDATE: After I posted this article we found that the plan we had to enable the pattern with...
Date: 01/25/2012
Why Entity Framework vNext will be EF5 and nothing else
This post touches on some history and on how different rationales have driven versioning of the...
Date: 01/14/2012
Stored procedures with output parameters using SqlQuery in the DbContext API
The DbContext API introduced in Entity Framework 4.1 exposes a few methods that provide pass-through...
Date: 01/09/2012
Self-Tracking Entities: ApplyChanges and duplicate entities
Some customers using the Self-Tracking Entities template we included in Visual Studio 2010 have ran...
Date: 10/05/2010
Wrapped System.IO.FileNotFoundException with Entity Framework POCO and Self-Tracking Entities T4 Templates
Visual Studio 2010 and .NET 4.0 were released on Monday! The Self-Tracking Entities template is...
Date: 04/14/2010
EF Design Post: POCO template generation options
It has been some time since the last time my team posted anything to the Entity Framework Design...
Date: 03/10/2010
What would you like to see in Entity Framework vNext?
With Visual Studio 2010 and .NET 4.0 very close to RTM, many of us in the team are spending more and...
Date: 02/11/2010
Entity Framework and Data Services Teams are Hiring
Just a quick note on this: Our team is hiring! If you think you have the skills and the will to...
Date: 02/04/2010
Entity Framework Feature CTP 2
We have just released a new version of the Feature CTP that works on top of Visual Studio 2010 Beta...
Date: 11/04/2009
Standard generated entity classes in EF4
A customer recently asked if there is still any advantage in using the entities that Entity...
Date: 09/07/2009
WPF databinding with the POCO Template
Update: with the new version of the POCO template available in Visual Studio Gallery (see here for...
Date: 07/26/2009
Beth Massi on Entity Framework + WPF
I haven’t met Beth in person but I noticed her awesome blog posts and videos focused on using Entity...
Date: 07/20/2009
Rowan on Entity Framework Events and Alex’s Tips
I don’t post much on my blog lately (too busy working on Entity Framework for .NET 4!), but this...
Date: 07/07/2009
Third post about POCO, first post about Code Only
It is always busy here with all the improvements we are doing in Entity Framework to make your code...
Date: 06/10/2009
Server queries and identity resolution
I answered a Connect issue today that deals with a very common expectation for users of systems like...
Date: 02/24/2009
EntityDataSource and Bind: What are those square brackets?
This post is about a small issue that I have seen in the forums and that arises often in cases in...
Date: 02/02/2009
Exposing EDM and database server functions to LINQ
Alex published today a description Colin and I wrote on a new feature the team has been working on...
Date: 10/08/2008
Quick tips for Entity Framework Databinding
One of our customers asked this question yesterday on the Entity Framework forums. There were a few...
Date: 10/08/2008
Jarek publishes his excellent Entity Framework POCO Adapter
I have been back from vacation for some time but I haven't had time to post anything (i.e. I was on...
Date: 09/09/2008
Sample Entity Framework Provider for Oracle now Available
This new sample builds on top of System.Data.OracleClient and showcases some techniques a provider...
Date: 06/23/2008
Entity Framework Sample Provider Updated for SP1 Beta
Just to get the news out: The updated version of the Entity Framework Sample Provider that is...
Date: 06/03/2008
EntityDataSource's flattening of complex type properties
I explained a few days ago the rules of wrapping in this blog post. But why do we wrap after all?...
Date: 05/24/2008
Entity Framework Extensions Project Update
Just a couple of links: Colin posted a refresh today today that is compatible with .NET 3.5 SP1 Beta...
Date: 05/13/2008
EntityDataSource: To wrap or not to wrap
Note: Somehow the <TEntity> generic argument had disappeared from the extension method...
Date: 05/13/2008
New EntityDataSource Control for ASP.NET
As it was announced today, the EntityDataSource is now part of Entity Framework, and a first beta...
Date: 05/13/2008
Lazy loading in Entity Framework
Recently, I wrote this little article that got published in the new Insights sidebar in MSDN...
Date: 05/12/2008
Colin explains a simple LINQ to Relational materializer
Just a short note about this: You can find his article here. I had the chance to see his...
Date: 04/26/2008
Entity Framework Extensions (EFExtensions) Project available in CodeGallery
When I announced the start of the Entity Framework Toolkits & Extensions section in CodeGallery,...
Date: 03/27/2008
A different kind of sample
Samir, a developer in the Data Programmability Team started blogging today. He also published a...
Date: 03/14/2008
Then, should I write a data access layer or not?
Danny and I appear to be giving inconsistent advice on this regard in our recent weekend posts:...
Date: 03/03/2008
Unit Testing Your Entity Framework Domain Classes
Technorati Tags: Entity Framework,TDD One interesting question customers that are TDD practitioners...
Date: 03/02/2008
EFContrib: An Entity Framework Community Contribution Project
I got the news today that Ruurd Boeke, a member of the developer community, has created an Entity...
Date: 02/19/2008
Welcome to the Entity Framework Toolkits & Extensions
Today we went live with something very dear to me: The Entity Framework Toolkits & Extensions....
Date: 01/25/2008
Some differences between ESQL and LINQ to Entities capabilities
John Papa asks in my comments about some differences among the two query languages. Let's start from...
Date: 12/20/2007
Entity Framework Beta 3 and Entity Designer CTP2 are out!
Today we made a huge step towards RTM. I know this is no news anymore, but well, it has been one of...
Date: 12/07/2007
Entity SQL Non-Quirkiness
Zlatko has been posting about one LINQ to Entities new feature included in the upcoming Beta 3, so I...
Date: 11/27/2007
Choosing an Entity Framework API
Last month, a question was asked in the ADO.NET Prerelease forum that went more or less like this:...
Date: 11/11/2007
Entity Framework FAQ
One of the best learning resources I have found since I joined my team at Microsoft is this page...
Date: 11/09/2007
Stretching myself on the wrong axis
Something you need to learn as a Program Manager at Microsoft is how to scale. This mean that you...
Date: 11/09/2007
This is what happened since 10/23
I was in the kitchen close to my office having a coffee and mulling about what great thing I could...
Date: 11/05/2007
Hello Data
My name is Diego Vega and I am a new Program Manager in the Data Programmability team. This is my...
Date: 10/23/2007