Getting exact error type in from DbValidationException
I have the situation where I’m initializing my model in DatabaseInitializer() for EF 4.1 and get this annoying error “Validation failed for one … Read more
entity-framework-4.1
The relationship could not be changed because one or more of the foreign-key properties is non-nullable
I am getting this error when I GetById() on an entity and then set the collection of child entities to my new list … Read more
How to pass parameters to the DbContext.Database.ExecuteSqlCommand method?
Let’s just suppose I have a valid need for directly executing a sql command in Entity Framework. I am having trouble figuring out … Read more
What effect(s) can the virtual keyword have in Entity Framework 4.1 POCO Code First?
Does the virtual keyword has an effect when used on the properties in EF Code First?. Can someone describe all of its ramifications … Read more
Entity Framework Code First – two Foreign Keys from same table
I’ve just started using EF code first, so I’m a total beginner in this topic. I wanted to create relations between Teams and … Read more
Ignoring a class property in Entity Framework 4.1 Code First
My understanding is that the [NotMapped] attribute is not available until EF 5 which is currently in CTP so we cannot use it … Read more
Code-first vs Model/Database-first [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so … Read more
Validation failed for one or more entities. See ‘EntityValidationErrors’ property for more details [duplicate]
This question already has answers here: Getting exact error type in from DbValidationException (7 answers) Closed 1 year ago. I am having this … Read more