// @nuget: Z.EntityFramework.Classic

​

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()

    {

        InsertData();

        using (var context = new BookStore())

        {

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

        }

    }

    public static void InsertData()

    {

        using (var context = new BookStore())

        {

            var Authors = new List<Author>

            {

                new Author() {FirstName = "Mark", LastName = "Cuban"},

                new Author() {FirstName = "Andy", LastName = "Holloway"}

            };

            context.Authors.AddRange(Authors);

            context.SaveChanges();

        }

    }

    public class BookStore : DbContext

    {

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

        {

        }

​

        public DbSet<Author> Authors { get; set; }

        protected override void OnModelCreating(DbModelBuilder modelBuilder)

        {

            modelBuilder.Entity<Author>()

                .Property(a => a.LastName)

                .IsRequired();

            modelBuilder.Entity<Author>()

                .Property(a => a.FirstName)

                .IsRequired();

        }

    }

​

    public class Author

    {

        public int AuthorId { get; set; }

        public string FirstName { get; set; }

        public string LastName { get; set; }

    }

}