@@  IF EXIST "__%~N0.exe" ( "__%~N0.exe" %* ) & (EXIT /B %ERRORLEVEL%) 
@@  FOR /F %%X IN ('DIR /B /S %WINDIR%\Microsoft.NET\Framework\CSC.EXE') DO @@(SET COMPILER=%%X)
@@  IF NOT DEFINED COMPILER (ECHO No .NET C# compiler presents in your computer !!!) & ( ECHO Goodbye !!! ) & ( EXIT/B -1 )
@@  FINDSTR /B /VC:@@  "%~F0" > "%~N0.cs"
@@  %COMPILER%  /OUT:"__%~N0.exe" /TARGET:exe "%~N0.cs"
@@  IF EXIST "__%~N0.exe" (ECHO Executable file __%~N0.exe created !!! ) & (ECHO Run %~N0 again !!!)  
@@  EXIT/B %ERRORLEVEL%
 
using System;
using System.IO;
using System.Diagnostics;
 
 
class Program {
 
    static void Main( string[] args) {
 
 
        try
        {
            using (var cmd = new Process())
            {
                cmd.StartInfo.FileName = @"sqlplus.exe";
                cmd.StartInfo.WorkingDirectory = @"C:\mydir";
                cmd.StartInfo.Arguments = "arg1 arg2 arg3";
                cmd.StartInfo.UseShellExecute = false;
                cmd.StartInfo.RedirectStandardOutput = true;
                cmd.Start();
 
                Console.WriteLine(cmd.StandardOutput.ReadToEnd());
 
                cmd.WaitForExit();
            }
        }
        catch ( Exception e )
        {
               Console.WriteLine( e.Message ); 
        }
    } 
}