EF7 – v1 or v7?

A while ago we blogged about EF7 targeting new platforms and new data stores. In that post we shared that our EF6.x code base wasn’t setup to achieve what we wanted to in EF7, and that EF7 would be a “lightweight and extensible version of EF”. That begs the question, is EF7 the next version… Read more

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  The information in this post is out of date.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… Read more

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 that… Read more

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… Read more

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  The information in this post is out of date.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 of our migrations work… Read more

Entity Framework Beta 2 & the 1st Entity Framework Tools CTP Released!

The long awaited Entity Framework Beta 2 and the accompanying Entity Framework Tools CTP have been released! Beta 2 of the Entity Framework includes many great improvements and added features since the last release of the June CTP, including: Events to customize code generation Abstract types in EDM models Complex types <Using> support in metadata… Read more

EF7 – Priorities, Focus, and Initial Release

We all know, you don’t get to write software in a vacuum. Aside from the technical task we are trying to achieve there are things such as dependencies, stakeholders, release dates, etc. that impact the order and priority of tasks we do. In this post we wanted to share the top factors influencing the features… Read more