Передать содержимое csv файла в бд

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Linq;
using System.ServiceProcess;
using System.Text;
using System.IO;
 
namespace WatcherFolderService
{
    public partial class WatcherService : ServiceBase
    {
        public WatcherService()
        {
            InitializeComponent();
        }
 
        Watcher watcher = new Watcher();
 
        protected override void OnStart(string[] args)
        {                    
            watcher.Watch();
            
        }
 
        protected override void OnStop()
        {
            watcher.OnStoped();
        }
    }
}

class Watcher
    {
        private StreamWriter sw;
 
        public void Watch()
        {
            sw = new StreamWriter(new FileStream("WatcherService.log", FileMode.Append));
            FileSystemWatcher watcher = new FileSystemWatcher(@"C:\Service\", "*.csv");          
            sw.WriteLine("WatcherService run");
 
            watcher.Changed += new FileSystemEventHandler(OnChanged);
            watcher.Created += new FileSystemEventHandler(OnChanged);
            watcher.Deleted += new FileSystemEventHandler(OnChanged);
            watcher.Renamed += new RenamedEventHandler(OnRenamed);
 
            watcher.EnableRaisingEvents = true;
            sw.Flush();
 
            /*Console.WriteLine("Press \'q\' to quit the sample.");
            while (Console.Read() != 'q') ;*/
        }
 
        private void OnChanged(object source, FileSystemEventArgs e)
        {
            sw.WriteLine("File: " + e.Name + " " + e.FullPath + " " + e.ChangeType);
            //MessageBox.Show("File: " + e.Name + " " + e.FullPath + " " + e.ChangeType , "Watcher folder changed");
            //Console.WriteLine("File: " + e.Name + " " + e.FullPath + " " + e.ChangeType );
        }
 
        private void OnRenamed(object source, RenamedEventArgs e)
        {
            sw.WriteLine("File: {0} renamed to {1}", e.OldFullPath, e.FullPath);
        }
 
        public void OnStoped()
        {
            sw.WriteLine("WatcherService stoped");
            sw.Flush();
            sw.Close();
        }
}