Re: Is it Possible to Update Inheritance Hierarchies?

Armin Waibel <[email protected]> Tue, 07 Oct 2008 04:04:36 +0200
Newsgroups gmane.comp.jakarta.ojb.user
Message-ID <[email protected]>
Hi Cleverson,

Schmidt wrote:
> Hi,
> 
> Considerer the following hierarchy:
> 
> Person <- Employee <- Boss
> 
> Each class is maped to a distinct table (Mapping Classes on Multiple Joined
> Tables)
> In this case, if I create an employee, two records are persisted in the DB
> (1 person and 1 employee). What if this employee is promoted to a boss? How
> can we update the hierarchy including just 1 new record at the end of the
> chain? I've tried, but the whole chain is created again. Is it possible to
> instruct OJB to just "append" 1 record at the Boss table?

Sorry no! It's a new Boss object, so OJB creates the whole hierarchy 
with the new Boss object identity.

regards,
Armin

> Anyone here ever faced the same issue?
> 
> Thanks in advance!
> Cleverson Schmidt