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From Guozhang Wang <wangg...@gmail.com>
Subject Re: [DISCUSS] KIP-155 Add range scan for windowed state stores
Date Wed, 10 May 2017 04:21:23 GMT
Thanks, the KIP sounds good to me. There is no implementation proposal in
the JIRA / KIP yet, would you like you drive the implementation also?


Guozhang

On Tue, May 9, 2017 at 8:29 AM, Xavier Léauté <xavier@confluent.io> wrote:

> I updated the KIP to reflect Michal's comment. Unless there are any further
> comments, I will initiate a vote this evening.
>
> On Mon, May 8, 2017 at 11:01 AM Xavier Léauté <xavier@confluent.io> wrote:
>
> > That sounds reasonable, Michal. Given the underlying implementation uses
> > the same segmented bytes store I don't think it should be too difficult
> to
> > add.
> >
> > On Mon, May 8, 2017 at 2:04 AM Michal Borowiecki <
> > michal.borowiecki@openbet.com> wrote:
> >
> >> Hi Xavier,
> >>
> >> I like your KIP. Do you think the same should apply to session stores?
> >>
> >> IMHO, all three should be on par wrt the ability to query key ranges
> >> (although I understand the implementation concerns for windowed stores
> are
> >> more involved than for normal key value stores).
> >>
> >> Thanks,
> >>
> >> Michal
> >>
> >> On 08/05/17 08:18, Xavier Léauté wrote:
> >>
> >> Hi everyone,
> >>
> >> I am proposing to add the ability to range scan windowed state stores in
> >> Kafka Streams. The required interface changes are relatively minimal and
> >> follow our existing conventions for state stores. Let me know if that
> >> sounds reasonable.
> >> https://cwiki.apache.org/confluence/display/KAFKA/KIP+
> 155+-+Add+range+scan+for+windowed+state+stores
> >> https://issues.apache.org/jira/browse/KAFKA-5192
> >>
> >> Thank you,
> >> Xavier
> >>
> >>
> >>
> >> --
> >> <http://www.openbet.com/> Michal Borowiecki
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> >>
> >>
> >>
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-- 
-- Guozhang

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