Dapper

 var dsn = "Server=server01;Port=5432;User Id=taro;Password=123;Database=mydb";
 using (var cn = new NpgsqlConnection(dsn)) {
     cn.Open();
     var all = cn.Query(@"SELECT * FROM t2");
     foreach (var row in all) {
         Console.WriteLine("ID:{0}, TM:{1}", row.id, row.tm.ToString("yyyy-mm-ddTHH:mm:ss"));
     }
 }
 Console.ReadLine();

参考

• オフィシャル http://code.google.com/p/dapper-dot-net/
  • テストコード https://github.com/SamSaffron/dapper-dot-net/blob/master/Tests/Tests.cs
• http://kiyokura.hateblo.jp/entry/20131014/p1
  • http://www.slideshare.net/kiyokura/adonetormmicro-orm-dapper-dot-net