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From Sergey Shelukhin <ser...@hortonworks.com>
Subject Re: [DISCUSS] the first Hive 2 release
Date Thu, 12 Nov 2015 01:45:28 GMT
Also the new Metrics system.

On 15/11/11, 17:14, "Sergey Shelukhin" <sergey@hortonworks.com> wrote:

>Also, HPL/SQL (I am going thru the commit list).
>
>On 15/11/11, 17:12, "Sergey Shelukhin" <sergey@hortonworks.com> wrote:
>
>>There are the following features, with projected state by the time of the
>>release:
>>- LLAP - first version that is production ready, with some missing
>>features (e.g. ACID support).
>>- HBase metastore - first version, at alpha stage, i.e. might not be
>>production ready.
>>- Beeline-based CLI replacement.
>>- Vastly improved vectorized operators for map join, RS, GBY.
>>- CBO improvements to enable it on more queries and replicate a lot of
>>hive optimizers into CBO, CBO perf improvements.
>>- New versions of Calcite, Log4j, Parquet, Tez, Thrift, ?..
>>- Lots of commits marked as “Spark Branch”, not sure what these are.
>>- Variety of other improvements for perf and bugfixes (that probably
>>should be backported, I might do a bulk JIRA comment).
>>- CBO return path (not sure of the status yet), avoiding multiple
>>conversions between CBO and Hive.
>>- Removal of Hadoop1 and deprecation of MR (pending) :)
>>- Maybe something I have missed.
>>
>>On 15/11/11, 14:42, "Sergey Shelukhin" <sergey@hortonworks.com> wrote:
>>
>>>I will look into making an overview. Yes, DOC JIRAs would need to be
>>>addressed too. Are these all external docs I.e. wiki?
>>>
>>>
>>>On 15/11/10, 18:49, "Lefty Leverenz" <leftyleverenz@gmail.com> wrote:
>>>
>>>>The overview could go into the wiki when the time comes, along with 38
>>>>or
>>>>more doc fixes (which I'm sure people will rush to finish before the
>>>>release):  TODOC2.0
>>>><https://issues.apache.org/jira/issues/?jql=project%20%3D%20HIVE%20AND%
>>>>2
>>>>0
>>>>l
>>>>abels%20%3D%20TODOC2.0%20ORDER%20BY%20assignee%20ASC>
>>>>.
>>>>
>>>>-- Lefty
>>>>
>>>>
>>>>On Tue, Nov 10, 2015 at 5:04 PM, Xuefu Zhang <xzhang@cloudera.com>
>>>>wrote:
>>>>
>>>>> I understand that there have been a lot of things that have been
>>>>>added
>>>>>or
>>>>> merged to master. However, I think many of us has no clear picture
>>>>>where
>>>>> things are, especially about new features and their
>>>>>stability/usability.
>>>>> Thus, I think it would be great if someone can give an high-level
>>>>>overview
>>>>> on what we are releasing and the watermark on the quality ladder.
>>>>>This
>>>>> should help us decide if it's time...
>>>>>
>>>>> Thanks,
>>>>> Xuefu
>>>>>
>>>>>
>>>>> On Tue, Nov 10, 2015 at 1:46 PM, Thejas Nair <thejas.nair@gmail.com>
>>>>> wrote:
>>>>>
>>>>> > +1
>>>>> > It would be good to let users play with some of the new features
>>>>>and
>>>>> > give feedback.
>>>>> >
>>>>> > Regarding the vote, we don't have a precedent for conducting that
>>>>>for
>>>>> > a release proposal. So this discussion thread should be sufficient,
>>>>> > unless someone feels otherwise.
>>>>> > There will certainly be a vote on the RC.
>>>>> >
>>>>> >
>>>>> > On Tue, Nov 10, 2015 at 11:58 AM, Sergey Shelukhin
>>>>> > <sergey@hortonworks.com> wrote:
>>>>> > > Hi.
>>>>> > > I would like to start the discussion about the first Hive 2
>>>>>release
>>>>>and
>>>>> > > volunteer to be a release manager.
>>>>> > > The branch has existed for a while and has a lot of new exciting
>>>>> > features.
>>>>> > >
>>>>> > > If there are no objections, I’ll start a VOTE thread soon.
Please
>>>>>mark
>>>>> > the
>>>>> > > unfinished features that you’d like to go in, and must-fix
bugs
>>>>>via
>>>>> > Target
>>>>> > > Version field in the JIRAs; we can cut the branch late next
weeks
>>>>> > assuming
>>>>> > > the vote passes (by which time the features that are ready
to go
>>>>>should
>>>>> > > mostly be in), and work on fixing bugs and making an RC.
>>>>> > >
>>>>> > >
>>>>> > >
>>>>> >
>>>>>
>>>
>>
>

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