// Entity Framework Extensions

// Doc: https://entityframework-extensions.net/bulk-insert

​

// @nuget: Microsoft.EntityFrameworkCore.SqlServer

// @nuget: Z.EntityFramework.Extensions.EFCore

​

using System;

using System.Collections.Generic;

using System.ComponentModel.DataAnnotations;

using System.ComponentModel.DataAnnotations.Schema;

using System.Linq;

using Microsoft.Data.SqlClient;

using Microsoft.EntityFrameworkCore;

public class Program

{

    public static void Main()

    {

        using (var context = new EntityContext())

        {

            context.Database.EnsureCreated();

        }

        using (var context = new EntityContext())

        {

            var list = new List<Order>();

            list.Add(new Order() { OrderDate = DateTime.Now, BillingAddress = new Address() { Street="140 Saint-Hubert", City="Laval"}, ShippingAddress = new Address() { Street="123 Somewhere", City="Quebec"}});

            context.BulkInsert(list);

​

            FiddleHelper.WriteTable("1 - Order + Complex Type", context.Orders.AsNoTracking().ToList());

        }   

    }

​

​

    public class EntityContext : DbContext

    {

        public EntityContext() 

        {

        }

​

        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)

        {

            optionsBuilder.UseSqlServer(new SqlConnection(FiddleHelper.GetConnectionStringSqlServer()));

​

            base.OnConfiguring(optionsBuilder);

        }

        public DbSet<Order> Orders { get; set; }

    }

    public class Order

    {

        public int OrderId { get; set; }

        public DateTime OrderDate { get; set; }

        [Required]

        public Address ShippingAddress { get; set; }

        [Required]

        public Address BillingAddress { get; set; }

        //... other order-related properties

    }

    [ComplexType]

    public class Address

    {

        public string Street { get; set; }

        public string City { get; set; }

    }

}