How do you change the column mapping in Entity Framework (ASP.NET) after adding a column?

Entity validation best practices in ASP.NET MVC and ADO.NET Entity Framework

i am using ASP.NET MVC & ADO.NET Entity Framework in a project. I want to add validation logic to my entities via partial classes. It works similar like shown in the ...NerdDinner.com ASP.NET MVC Application... which is using LINQ2SQL. The main difference is, that i have to use the"OnPropertyChanging" event instead the "OnValidating" like in LINQ2S...

Entity Framework : Invalid Column after removing the column

Remove the table from the *.EDMX file, and then add that table again to the *.EDMX file

Entity Framework Code First Using One column as Primary Key and another as Auto Increment Column

You can also do this with Data Annotations:...public class Sale { [DatabaseGenerated(DatabaseGeneratedOption.Identity)] public int Id { get; set; } [Key] public string TrNo { get; set; } public DateTime Date { get; set; } public int CustomerID { get; set; } public ObservableCollection<SaleDetail> SaleDetails { get; se...

Cannot insert the value NULL into column in ASP.NET MVC Entity Framework

I solved it by adding ...[DatabaseGenerated(DatabaseGeneratedOption.None)]... like this:...public class Customers { [Key] [DatabaseGenerated(DatabaseGeneratedOption.None)] public long Sessionid { get; set; } public long? Pers { get; set; } }

Does new ASP.NET MVC identity framework work without Entity Framework and SQL Server?

Not that simple. Not that hard either....You'll have to write your custom implementation of:...IUserStore<TUser>...IUserPasswordStore<TUser>...IUserTwoFactorStore<TUser>...IUserClaimStore<TUser>...IRoleStore<TRole>...IUserSecurityStampStore<TUser, string>...IUserRoleStore<TUser, string>...UserManager<TUser>...Then create your own user implementatio...

Entity Framework mapping between ASP Identity user and other tables - change Id column

I have a standard ...Identity... user in my app......public class ApplicationUser : IdentityUser<int, ApplicationUserLogin, ApplicationUserRole, ApplicationUserClaim> {... ......Which has ...Id... as primary key. ...How can I change ...Id... to UserId?... I ask this because I have table that should be connected with ...AspNetUsers... table. And I d...

ASP Identity table column change but mapping is not possible with new column name

I have changed the asp Identity so that in database ...Id... column of ...AspNetIdentity... table be ...UserId...:...modelBuilder.Entity<ApplicationUser>() .Property(p => p.Id) .HasColumnName("UserId"); ...And that works fine. Generated table have ...UserId... instead ...Id....... Now I have another t...

Is ASP.NET MVC 6 framework/ Entity Framework 7 out?

Here's a link to the ...ASP.NET Roadmap.... ...I've copied the relevant section below for convenience....(StackOverflow doesn't support markdown tables, so use the link if you don't like my ASCII table)...ASP.NET 5 Schedule and Roadmap...Below is the schedule and roadmap for ASP.NET 5. Please note that these dates and feature plans are all subject...

ASP.NET Identity 2.0 DB First Approach: Adding new Columns

I am trying to use ASP.NET Identity 2.0 with existing database. I have created an MVC project (which uses Individual Account Authentication), then I registered for a use in order to create the DB....Then:...I created scripts for the necessary tables and added them to my own DB...I added ADO.NET Entity Data Model (database first) which include my ...

How to update multiple models at the same time in ASP.NET MVC 5 Entity Framework

I am trying to update Two models at the same time. ...Models: ...Page...Fields...One page has multiple fields, I want them to update at the same time. ...public class PageEditViewModel { public Page mPage { get; set; } public IEnumerable<Field> Fields { get; set; } } ...Here is my View:...<div class="row"> <div ...