create table POSTDATA_(ID_MESSAGE NUMBER not  null , MESSAGE  LONG  not  null 

insert into postdata_(id_message,message) values ( 1 ,chr( 13 )||chr( 10 )||'1'||chr( 13 )||chr( 10 ))

   private   static  String getLong(Connection conn){
    PreparedStatement ps= null ;
    ResultSet r= null ;
     try  {
      ps = conn.prepareStatement(
          "select message from postdata_ where id_message=1");
      r = ps.executeQuery();
       if  (r.next()) {
          return  r.getString( 1 );
      }
       else  {    return  "";   }
    }
     catch (Exception ex){
          System.out.println(ex.getMessage());
    }
     finally {
       try  {               r.close();             }
       catch (Exception ex){               System.out.println(ex.getMessage());             };
       try  {               ps.close();             }
       catch (Exception ex){               System.out.println(ex.getMessage());             };
    };
     return  "";
  }

select dump(message_v) from POSTDATA_

Typ=1 Len=5: 13,10,49,13,10