tajo-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jihoon Son <jihoon...@apache.org>
Subject Re: Efficient In-situ Processing of Various Storage Types on Apache Tajo
Date Thu, 25 Jun 2015 04:20:14 GMT
Interesting!
Thanks for sharing.

Jihoon

2015년 6월 25일 (목) 오전 4:03, Hyunsik Choi <hyunsik@apache.org>님이 작성:

> Hi Atri,
>
> Thank you for your comment. Yes, I totally agree with you. Storage
> layer provides and will provide various properties to indicate the
> capability of underlying storage. Also, I don't consider join
> operation push down yet because distributed join operation is mostly
> done through repartition join or broadcast join that usual underlying
> storages do not support.
>
> Best regards,
> Hyunsik
>
>
>
> On Wed, Jun 24, 2015 at 3:18 AM, Atri Sharma <atri.jiit@gmail.com> wrote:
> > In my opinion, operation pushdown will have to be done carefully given
> that
> > we need to be storage aware and make sure that underlying storage
> supports
> > operations.
> >
> > Does this also involve join pushdowns?
> >
> > On Wed, Jun 24, 2015 at 3:31 PM, Hyunsik Choi <hyunsik@apache.org>
> wrote:
> >
> >> Hi,
> >>
> >> I had a talk at Hadoop Summit North America 2015 in Jun 17. This
> >> presentation is for TAJO-337 and its sub tasks. Here is my
> >> presentation materials. I hope that it would be helpful for you to
> >> understand TAJO-337 and our roadmap.
> >>
> >>
> >>
> http://www.slideshare.net/hyunsikchoi/efficient-in-situ-processing-of-various-storage-types-on-apache-tajo
> >>
> >> Best regards,
> >> Hyunsik
> >>
> >
> >
> >
> > --
> > Regards,
> >
> > Atri
> > *l'apprenant*
>

Mime
View raw message