public static Boolean update(Acheteur obj)
 {
     return(DbManager.update(Configuration.Config.DB_PATH, TABLE_NAME, COLUMNS, obj.getValues(), TABLE_NAME + ".ID = '" + obj.Id + "'"));
 }
 public static Boolean insert(Acheteur obj)
 {
     //obj.id = Guid.NewGuid();
     return(DbManager.insert(Configuration.Config.DB_PATH, TABLE_NAME, COLUMNS, obj.getValues()));
 }