gistfile1.cs

using System;
using oracle.jdbc.driver;
using java.sql;
using System.Diagnostics;
using System.Collections.Generic;

namespace IKVMTest
{
	class MainClass
	{
		public static void Main (string[] args)
		{
			Stopwatch s = new Stopwatch ();
			s.Start ();
			List<object> l = new List<object> ();
			java.sql.DriverManager.registerDriver (new oracle.jdbc.driver.OracleDriver ());
			Connection c = DriverManager.getConnection ("jdbc:oracle:thin:@database-host-on-vpn:1521:SID", "scott", "tiger");
			Statement stmt = c.createStatement ();
        	ResultSet rset = stmt.executeQuery("select * from table");
        	while (rset.next())
              l.Add (new { Number = rset.getInt (1) });
        	stmt.close();
			s.Stop ();
			Console.WriteLine (l.Count);
			Console.WriteLine (s.Elapsed);
		}
	}
}

gistfile2.txt

using System;
using System.Collections.Generic;
using System.Data.OracleClient;
using System.Diagnostics;

class Test {
	static void Main (string[] args) {
		Stopwatch s = new Stopwatch ();
		s.Start ();
		List<object> o = new List<object> ();
		var oconn = new OracleConnection ("Data Source=database-host-on-vpn/SID; User Id=scott; Password=tiger;");
      		oconn.Open ();
     		var ocomm = oconn.CreateCommand ();
      		ocomm.CommandText = "select * from table";
      		var oreader = ocomm.ExecuteReader ();
		while (oreader.Read ()) {
			o.Add (new { Number = oreader.GetValue (0) });
		}
		s.Stop ();
		Console.WriteLine (o.Count);
		Console.WriteLine (s.Elapsed);
	}
}

gistfile3.txt

saul:Debug bojanrajkovic$ mono IKVMTest.exe
1193
00:00:04.8207610
saul:Debug bojanrajkovic$ cd
saul:~ bojanrajkovic$ mono test.exe 
1193
00:00:17.7508020