The ObjectSet.Single(predicate) doesn\'t work (the Where() andtoList() methods as well) unless i write it this way:
For some reason I am getting the following error at the db.SaveChanges(); instruction: Cannot insert the value NULL into column \'UserId\', table \'XXXXXXXXX_Dev.dbo.Portfolios\'; column does not all
I am making DAO unit tests in my project and I have a problem using the ObjectSet class. I have to create a new 开发者_运维问答ObjectSet but in order to do this, I must not connect to the DB.So I can
Is there a way to get ObjectQuery<T> for specfied generic type? Ps开发者_开发百科eudo: public partial class MyObjectContext
I\'m new to Django and I\'m stuck at querying through multiple sets. I have three models; class Project(models.Model):
I am using Dane Morgridge\'s repository code as a parent to my repository class. In the parent class--EFRepository--there is a method that calls an ObjectSet\'s Where clause passing in a Func method.
I use: EntityFramework + POCO Here is the thing: public interface IBaseType { int Id { get; set; } } public class BaseType : IBaseType
I am trying out EF 4.0.I have an Employee Object and using EF I am getting the Employee ObjectSet by simply calling
We have 3 tables in our db that each have an entity in our edmx. To illustrate my problem, imagine 3 tables:
I have a custom js file defined in a site def.This gets injected into the master page he开发者_运维知识库ad as expected.However, something is also injecting another script tag into the body of the pag
加载中,请稍侯......