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From Hao Hao <hao....@cloudera.com>
Subject Re: [ANNOUNCE] Welcoming Lifu He, Yao Xu, and Yao Zhang as Kudu committers and PMC members
Date Mon, 26 Aug 2019 17:42:32 GMT
Congratulations!

On Mon, Aug 26, 2019 at 10:33 AM Andrew Wong <awong@cloudera.com.invalid>
wrote:

> Congratulations everyone! Keep up the great work!
>
> On Sun, Aug 25, 2019 at 9:40 PM Adar Lieber-Dembo <adar@cloudera.com>
> wrote:
>
> > Hi Kudu community,
> >
> > I'm happy to announce that the Kudu PMC has voted to add Lifu He, Yao
> > Xu, and Yao Zhang as new committers and PMC members.
> >
> > Lifu has worked on a variety of patches, from dead container deletion
> > in the block manager, to metric aggregation in the master, to several
> > performance improvements in the rowset interval tree and DMS. He's
> > currently working on a (very exciting and very ambitious) prototype
> > for secondary indexing via bitmap indexes. In short, Lifu's
> > contributions are varied, and has also been helping other users on
> > Slack and WeChat.
> >
> > Yao (Xu)'s largest contribution thus far has been the "split key
> > range" functionality which improves scan parallelism in Spark jobs.
> > He's also made a number of other contributions, such as the extra
> > configuration properties framework for tables, and a new tablet
> > placement policy based on user-defined dimension labels.
> >
> > Yao (Zhang)'s contributions have included server-side bloom filter
> > predicate support and, more recently, performance improvements for
> > updates.
> >
> > Lifu works at NetEase (one of the largest Internet and video game
> > companies in the world) where he helps operate their Kudu clusters.
> > Both Yao Xu and Yao Zhang work at Ant Financial (Alipay Inc.) where
> > they also help operate their very large Kudu deployments. All three
> > have been instrumental in growing Kudu's presence within China as well
> > as helping new Chinese users come up to speed with Kudu.
> >
> > Please join me in congratulating Lifu, Yao, and Yao!
> >
>
>
> --
> Andrew Wong
>

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