Imagine you want to create an application which manages product stocks using Northwind but which doesn’t create products. For this, we want two Entitysets: Product and Supplier with Supplier on read only. We also want a read only product CategoryName property. How to do this with the least possible amount...
Daniel Simmons updated EF FAQ . What are the changes? (from Daniel 's post ). Updated: 1.2 Where else should I go to learn more about the EF? New: 7.7 Why does deleting an entity from my context not delete all related entities when I have cascade delete defined in the model? New: 18.5 Why doesn’t...
I see that too few developpers really know how to use ApplyPropertyChanges ObjectContext's method. So I will enumerate some importants points. ApplyPropertyChanges is used when you have an entity detached of its context and you would like to save the modifications on it. You have two choices. You...
Until last version, EDM didn't allow to choose EntitySets visibility (so public) neither EntityTypes and limited the EntityType properties get and set to public or private. Since VS 2008 SP1 Beta, we can choose EntitySets visibility between private, protected, internal and public. It's the same...
Daniel Simmons updated EF FAQ . What are the changes? (from Daniel 's post ) " · Some minor formatting edits. · Updated: 1.2 Where else should I go to learn more about the EF? · New: 9.3 What does the SelectValue builder method do? What is “select value” in Entity SQL? · New: 18.4 How many Includes...
Two new videos have been published by ADO .Net team . One by Alex : How Do I Get Started with the Entity Framework? And one by Diego : How Do I Use the new Entity Data Source?
I had recently this questions: "Matthieu, can you tell me some blogs about Entity Framework?" There is a a very useful page about it .
John Papa opened a new msdn forum thread to say what he wants for EF v2 . If you have some ideas for EF V2, add a comment .
I wrote an article about EDM mapping .