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From Hyunsik Choi <hyun...@apache.org>
Subject Re: [DISCUSS] Hadoop 2.2.0 compatibility
Date Thu, 23 Oct 2014 07:58:23 GMT
Thank you guys for the quick reply!

Cheers,
Hyunsik


On Thu, Oct 23, 2014 at 12:45 AM, Jaehwa Jung <blrunner@apache.org> wrote:
> +1
>
> It looks good to me. :)
>
> Cheers
> Jaehwa
> 2014. 10. 23. 오후 4:36에 "Jinho Kim" <jhkim@apache.org>님이 작성:
>
>> Big+1 for ZCR features
>>
>>
>> -Jinho
>> Best regards
>>
>> 2014-10-23 16:29 GMT+09:00 Min Zhou <coderplay@gmail.com>:
>>
>> > +1 for the proposal.
>> >
>> >
>> > Regards,
>> > Min
>> >
>> >
>> > On Thu, Oct 23, 2014 at 12:26 AM, Hyunsik Choi <hyunsik@apache.org>
>> wrote:
>> >
>> > > Hi,
>> > >
>> > > Some recent Hadoop API changes like HDFS-4953 provide nice new
>> > > features for I/O intensive processing. We need these features for
>> > > improving performances. But, the current Tajo supports Hadoop 2.2.0 or
>> > > its higher. Probably, it is hard to keep the compatibility against
>> > > 2.2.0 and make good use of new features at the same time. This is
>> > > because there are many broken API changes between 2.2.0 and its
>> > > higher.
>> > >
>> > > So, I'd like to propose that Tajo 0.9.1 abandons Hadoop 2.2.0
>> > > compatibility, and then we need to adopt newly added HDFS features.
>> > >
>> > > How do you guys think about it?
>> > >
>> > > Best regards,
>> > > Hyunsik
>> > >
>> >
>> >
>> >
>> > --
>> > My research interests are distributed systems, parallel computing and
>> > bytecode based virtual machine.
>> >
>> > My profile:
>> > http://www.linkedin.com/in/coderplay
>> > My blog:
>> > http://coderplay.javaeye.com
>> >
>>

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