Lorenz, question arises then how to cope with it?

On Fri, Jan 20, 2017 at 8:39 PM, Lorenz Buehmann <
[email protected]> wrote:

> Rules do not replace values - that's the nature of Jena rules and also
> other rule languages like SWRL - called monotonicity.
>
> More is not to say.
>
>
> On 20.01.2017 17:29, tina sani wrote:
> > I am asking why the Jena rules some times lead to duplicate values. By
> > duplicate values, I mean it does not over write the old values when
> certain
> > new values comes in.
> > I have a rule which says if an employee salary exceeds 10k usd, the
> emplyee
> > should be assigned to a Manager class else to Programmer class.
> >
> > In the early stages of the system, my rules assign her to Programmer when
> > salary is less than 10k and works fine.
> > When later the same employee salary exceeds the threshold, it assign it
> to
> > Manager class, again fine. But the problem is that it did not replace the
> > old value and I can see both the values in my file:
> > *Jim Type Programmer*
> > *Jim  Type  Manager*
> >
> > *Now should it be avoided and if yes how? From week, I am working on it
> but
> > so far failed.*
> >
>
>

Reply via email to