// Entity Framework Extensions

// Doc: https://entityframework-extensions.net/batch-savechanges

​

// @nuget: Z.EntityFramework.Extensions

// @nuget: EntityFramework

​

using System;

using System.Collections.Generic;

using System.Data.Entity;

using System.Data.Entity.Infrastructure;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        GenerateCustomers();

        using (var context = new EntityContext())

        {

            // could be set globally in the constructor

            var materialized = new List<object>();

            ((IObjectContextAdapter) context).ObjectContext.ObjectMaterialized += (sender, args) => materialized.Add(args.Entity);

            var list = context.Customers.ToList();

            FiddleHelper.WriteTable(materialized);      

        }

    }

    public static void GenerateCustomers()

    {

        using (var context = new EntityContext())

        {

            context.Customers.Add(new Customer() { Code = "Customer_A" });

            context.Customers.Add(new Customer() { Code = "Customer_B" });

            context.BatchSaveChanges();

        }

    }

​

    public class EntityContext : DbContext

    {

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

        {

​

        }

        public DbSet<Customer> Customers { get; set; }

    }

    public class Customer

    {

        public int CustomerID { get; set; }

        public string Code { get; set; }

    }

}