using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Data.Entity;
using System.Data.Entity.ModelConfiguration.Conventions;
using System.Data.Entity.Infrastructure;
using Yu.Book.Models;
namespace Yu.Book.DAL
{
    public class BookContext : DbContext
    {
        private readonly static string CONNECTION_STRING = "name=GustBook_ConnString";

        public BookContext()