examples/webAndDatabase/SampleWebApplication/DataModel/Context.cs

using System;
using System.Collections.Generic;
using System.Data.Entity;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
 
namespace DataModel
{
    public class MyContext : DbContext
    {
        public MyContext()
            : base("TestConnectionString")
        {
        }
 
        public DbSet<Order> Orders { get; set; }
    }
}