> > Well I now see where the problem is, the function does not always have
to
> > return the same if the arguments are the same (the data might have
changed
> > and there may be more or less matching entries). Any hints how to
overcome
> > this?
>
> No way, Bjoern. Think about stemming, for example.
Do index functions always have to be marked "iscachable" ?
Btw, the error message was confusing. It said that the function has to be
marked "isImmutable", but there is no such attribute, instead "iscachable"
had to be used. This seems to be a bug.
Regards,
Bjoern
