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Re: Newbie: How to query for an object?
On Fri, 03 Nov 2000, Neil Aggarwal wrote:
> Falko:
>
> > Neil, please such discussions in the mail list.
>
> Yes, I am sorry about that. I guess I just hit the reply
> button.
>
> > > If I use db.createObject( className ), I dont have a name
> > > associated with the object.
> > >
> > > If I do not have a reference to this object from a named
> > > object, it is completely non-reachable.
> > Wrong! The _proxy_ is the primary reference to the object, not the name. The
> > root names are just a way to give the client the first entry to the object
> > graph, nothing more. Maybe root names are comparable to database names of
> > RDBMSs.
>
> Let me clarify:
>
> Lets assume that I use an application to create a bunch of
> objects in the database.
>
> When it creates these objects, it will create them
> with the db.createObject(className) method so that
> they are not named.
>
> After creating the objects, this application exits.
>
> What happens to these objects? Are they reachable?
No, this wouldn't make any sense.
Store the newly created objects in one (or more) collections which inturn are
parts of your business object, and give this business object a name. The
tutorial and the samples show how to do this.
Falko
--
______________________________________________________________________
Falko Braeutigam mailto:falko@smb-tec.com
SMB GmbH http://www.smb-tec.com