// @nuget: Dapper -Version 1.60.6

​

using Dapper;

using System;

using System.Data;

using System.Data.SqlClient;

using System.Linq;

public class Program

{

    public static void Main()

    {

        string sql = "UPDATE Categories SET Description = @Description WHERE CategoryID = @CategoryID;";

​

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

        {   

            var affectedRows = connection.Execute(sql,

                new[]

                {

                    new {CategoryID = 1, Description = "Soft drinks, coffees, teas, beers, mixed drinks, and ales"},

                    new {CategoryID = 4, Description = "Cheeses and butters etc."}

                }

            );

​

            Console.WriteLine(affectedRows);

        }

    }

}