public class DbFacade
��{
    private MySqlZugriff MySQLClient = new MySqlZugriff();
    private OraZugriff   OraClient   = new OraZugriff();

����public string[] LoadFromOra()
����{
������return OraClient.OraConnect();
����}
    
    public void LoadFromMy()
����{
������MyClient.MyConnect();
����}
��}