Re: Object Inherit and Retrieve

From: Finn Ellebaek Nielsen <fen_at_changegroup.dk>
Date: 2000/06/22
Message-ID: <8itiep$ok1$1@news.inet.tele.dk>#1/1

Oracle doesn't support encapsulation (you cannot prevent programmers from accessing the attributes directly) and inheritance yet.

You can access the objects through various Oracle extensions/standard features of JDBC 2.0.

HTH. Finn

Chuanyun Fei <cfei_at_ucalgary.ca> wrote in message news:39405696.1FC8B7C1_at_ucalgary.ca...
> Hi, folks,
>
> Oracle 8 can create objects which encapsulated data and methods. I have
two questions and hope to
> get your help:
>
> 1. how to implement the object inherit?
>
> I have a data model which organized by object inheritance hierarchy, like
triangle and rectangle
> inherits from polygon. How to implement this data model in Oracle 8?
>
> 2. How to retrieve object from Oracle 8 through Servlet
>
> I have a front application implemented by Java. I wish to use the Servlet
hosted together with
> Oracle 8 to retrieve the objects stored in Oracle 8 and transfer the
objects to the front
> application. How to retrieve the objects?
>
> It's an urgent task for me. Thanks for your suggestion or clue in advance!
>
> Chuanyun
Received on Thu Jun 22 2000 - 00:00:00 CDT