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From Anil <anilk...@gmail.com>
Subject Re: Affinity
Date Tue, 27 Dec 2016 15:40:49 GMT
How about AffinityKey<>(personid, equivalentId) for person cache and
AffinityKey<detailId, equivalentId) for details cache ?

Thanks for your help.

On 27 December 2016 at 18:22, Andrey Gura <agura@apache.org> wrote:

> No, you can't. In this case you should provide person id in order to
> colocate your entries.
>
> On Tue, Dec 27, 2016 at 3:20 PM, Anil <anilklce@gmail.com> wrote:
> > Hi Andrey,
> >
> > thanks for quick response.
> >
> > Unfortunately, person cache key cannot be used as affinity key for person
> > details in my case.
> >
> > Person {
> >
> > String personId
> >
> > String equivalentId;
> >
> > String name
> >
> > }
> >
> > PersonDetail {
> >
> > String detailId;
> >
> > Strign equivalentId;
> >
> > }
> >
> > Person cache :
> >
> > key = personid
> > value =  Person object
> >
> > PersonDetail cache :
> >
> > key = detailId
> > value = PersonDetail
> >
> >
> > the only relation between person and its details is equivalentId
> >
> > can we achieve affinity with above entities ? thanks
> >
> > On 27 December 2016 at 17:09, Andrey Gura <agura@apache.org> wrote:
> >>
> >> Anil,
> >>
> >> I think in your case Person's key and Persond details key should be
> >> same. Otherwise you will not be able get Person details from cache. Of
> >> course you can keep Person details key in Person instance but it seems
> >> that this relation is transitive and should be removed.
> >>
> >> Other case that I can imagine is some complex key when with each
> >> person could be associated many person details entries. In this case
> >> you should use person key as affinity key for colocation person with
> >> person details on the same affinity nodes set.
> >>
> >> On Tue, Dec 27, 2016 at 2:20 PM, Anil <anilklce@gmail.com> wrote:
> >> > Hi,
> >> >
> >> > is it mandatory to use key of a cache as part of the affinity key of
> >> > another
> >> > cache ?
> >> >
> >> > i see all examples on github are using the same.
> >> >
> >> > In my scenario, key of a cache (person) cannot be part of affinity key
> >> > of
> >> > another cache (person details). how can we achieve affinity?
> >> >
> >> > Thanks.
> >
> >
>

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