To resolve optimistic concurrency conflicts, you can take advantage of the Reload method to update the current values in your entity residing in the memory with the recent values in the database.

Here's a tip about how to exploit Entity Framework's change tracking mechanism to -- possibly -- eliminate a trip to the database when you update an item. But, without some additional code, you ...

Entity Framework (EF) Core, Microsoft's object-to-database mapper library for .NET Framework, brings performance improvements for data updates in version 7, Microsoft claims.

The latest version of the technology works fine with the Microsoft .NET Framework 4 and Visual Studio 2010. Here's some of what's new (along with how to move your applications to EF6).