// @nuget: EntityFramework

​

using System;

using System.Data.Entity;

using System.Linq;

using System.Collections.Generic;

using System.ComponentModel.DataAnnotations.Schema;

using System.ComponentModel.DataAnnotations;

public class Program

{

    public static void Main()

    {

        using (var context = new EntityContext())

        {

            var blog = new Blog()

            {

                Name = ".NET Framework Blog",

                Url = "https://blogs.msdn.microsoft.com/dotnet/"

            };

​

            context.Blogs.Add(blog);

            context.SaveChanges();

            FiddleHelper.WriteTable(context.Blogs.ToList());

        }

    }

    public class EntityContext : DbContext

    {

        public EntityContext() : base(FiddleHelper.GetConnectionStringSqlServer())

        {

​

        }

        public DbSet<Blog> Blogs { get; set; }

​

    }

    public class Blog

    {

        public int BlogId { get; set; }

        [StringLength(10)]

        public string Name { get; set; }

        public string Url { get; set; }

    }

}