// Dapper Plus

// Doc: https://dapper-tutorial.net/bulk-insert

​

// @nuget: Dapper -Version 1.60.6

// @nuget: Z.Dapper.Plus

// @nuget: System.Data.SqlClient

​

using Dapper;

using System;

using System.Data;

using System.Collections.Generic;

using System.Data.SqlClient;

using Z.Dapper.Plus;

using System.Linq;

public class Program

{   

    public class Customer 

    {

        public int CustomerID {get;set;}

        public string CustomerName {get;set;}

        public string ContactName {get;set;}

        public string Address {get;set;}

        public string City {get;set;}

        public string PostalCode {get;set;}

        public string Country {get;set;}

    }

    public static void Main()

    {   

        List<Customer> customers = new List<Customer>();

        for (int i =0;i<200;i++)

        {

            customers.Add(new Customer() { CustomerID = 100 + i, CustomerName = "ExampleBulkInsert", ContactName = "Example Name :" +  i });

        }

​

        DapperPlusManager.Entity<Customer>().Table("Customers"); 

        using (var connection = new SqlConnection(FiddleHelper.GetConnectionStringSqlServerW3Schools()))

        {

            connection.UseBulkOptions(options => options.InsertKeepIdentity = true).BulkInsert(customers);

        }   

        using (var connection = new SqlConnection(FiddleHelper.GetConnectionStringSqlServerW3Schools()))

        {

            var customer = connection.Query<Customer>("Select * FROM CUSTOMERS WHERE CustomerName = 'ExampleBulkInsert'").ToList();

            Console.WriteLine("Row Insert : " + customer.Count());

            FiddleHelper.WriteTable(connection.Query<Customer>("Select TOP 10 * FROM CUSTOMERS WHERE CustomerName = 'ExampleBulkInsert'").ToList());

        }   

    }

}