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From Hyunsik Choi <hyun...@apache.org>
Subject Re: [DISCUSSION] Hi-Speed Tajo: Fastest Hadoop DW
Date Sat, 21 Mar 2015 18:58:06 GMT
Could you tell me why you think TPC-DS is important?

On Saturday, March 21, 2015, Dongjoon Hyun <dongjoon@apache.org> wrote:

> Oh, that was an expression of my regret about my weak pull-requests. There
> exists no offence. It's a duty. I hope you didn't waste your time much due
> to my stupid learning cost.
> After Hyunsik's direct advice, I have studied Tajo Jira more and understand
> what you mean slightly more. Now I understand many speedup issues, e.g.
> offheap-based scanner, zero-copy physical layer processing. For newbies
> like me, we need more men like you.
> For the TPC-DS, Tajo PMC doesn't make any committment in Roadmap already. I
> respect the current roadmap. You need not worry about that. It's my
> personal hope as I mentioned before in this mailing list. Here is more
> recent another report about TPC-DS. (It's consistent with the report shared
> by Hyunsik.)
> https://developer.ibm.com/hadoop/blog/2014/12/02/big-sql-3-0-hadoop-ds-benchmark-performance-isnt-everything/
> Thank you all.
> Warmly,
> Dongjoon.

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