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From Greg Hogan <c...@greghogan.com>
Subject Re: [DISCUSS] Drop Hadoop 1 support with Flink 1.2
Date Thu, 13 Oct 2016 18:55:19 GMT
Okay, this sounds prudent. Would this be the right time to implement
FLINK-2268 "Provide Flink binary release without Hadoop"?

On Thu, Oct 13, 2016 at 11:25 AM, Stephan Ewen <sewen@apache.org> wrote:

> +1 for dropping Hadoop1 support
>
> @greg There is quite some complexity in the build setup and release scripts
> and testing to support Hadoop 1. Also, we have to prepare to add support
> for Hadoop 3, and then supporting in addition Hadoop 1 seems very tough.
>
> Stephan
>
>
> On Thu, Oct 13, 2016 at 5:04 PM, Greg Hogan <code@greghogan.com> wrote:
>
> > Hi Robert,
> >
> > What are the benefits to Flink for dropping Hadoop 1 support? Is there
> > significant code cleanup or would we simply be publishing one less set of
> > artifacts?
> >
> > Greg
> >
> > On Thu, Oct 13, 2016 at 10:47 AM, Robert Metzger <rmetzger@apache.org>
> > wrote:
> >
> > > Hi,
> > >
> > > The Apache Hadoop community has recently released the first alpha
> version
> > > for Hadoop 3.0.0, while we are still supporting Hadoop 1. I think its
> > time
> > > to finally drop Hadoop 1 support in Flink.
> > >
> > > The last minor Hadoop 1 release was in 27 June, 2014.
> > > Apache Spark dropped Hadoop 1 support with their 2.0 release in July
> > 2016.
> > > Hadoop 2.2 was first released in October 2013, so there was enough time
> > > for users to upgrade.
> > >
> > > I added also the user@ list to the discussion to get opinions about
> this
> > > from there as well.
> > >
> > > Let me know what you think about this!
> > >
> > >
> > > Regards,
> > > Robert
> > >
> >
>

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