Thanks Drew, +1 for me to maintain a stable hadoop release, such as 0.20.1. The reason is obvious :)
Cheers, Zhendong On Fri, Jan 8, 2010 at 10:23 PM, Drew Farris <drew.far...@gmail.com> wrote: > First, apologies for propagating a problem here. > > Since 0.20.2 is a snapshot, there's no release of hadoop that > corresponds directly to it. In maven terms, a snapshot could be > anything after 0.20.1 but prior to a formal release of 0.20.2. In the > repo, they are timestamped. > > We're pulling this jar from the apache snapsot repo here: > > https://repository.apache.org/content/groups/snapshots/org/apache/hadoop/hadoop-core/0.20.2-SNAPSHOT/ > > Unfortunately, hadoop doesn't publish a source jar alongisde their > snapshot, which makes it a bit difficut to pin down what was used for > the build of jar. From the maven repo, you can see the jar was > generated 2009.11.13, 1:09:47 GMT, so as Ted suggests one option would > be to check out the hadoop-core sources from that date and use those > as a basis for your work on MAHOUT-232 > > I'm not 100% comfortable with this. When I picked up the work for > MAHOUT-238, I noticed that hadoop-0.20.2 SNAPSHOT was in core yet > hadoop-0.20.1, the mahout hand-rolled version, was used in math and > thus propagated as a transient dependency across all of the projects. > > I believe we moved to a SNAPSHOT so that we could use one of the > offical hadoop dependencies instead of our hand-rolled version of > 0.20.1. IIRC, there are some bugfixes that we required to, but I'm not > certain about that? > > Does anyone feel that we should move back 0.20.1 and use a stable > hadoop release instead of using the snapshot, so that the version of > the code we depend on is clearer? > > Drew > > On Fri, Jan 8, 2010 at 2:08 AM, Ted Dunning <ted.dunn...@gmail.com> wrote: > > SVN should help: http://svn.apache.org/viewvc/hadoop/mapreduce/trunk/ > > > > If you look at the release notes, you should be able to discern what made > up > > 20.2 if it is a real release (looking at common made is look like it > isn't). > > > > On Thu, Jan 7, 2010 at 9:46 PM, zhao zhendong <zhaozhend...@gmail.com > >wrote: > > > >> Where can I find the source code of hadoop-0.20.2? > > > > > > > > > > -- > > Ted Dunning, CTO > > DeepDyve > > > -- ------------------------------------------------------------- Zhen-Dong Zhao (Maxim) <><<><><><><><><><>><><><><><>>>>>> Department of Computer Science School of Computing National University of Singapore ><><><><><><><><><><><><><><><><<<< Homepage:http://zhaozhendong.googlepages.com Mail: zhaozhend...@gmail.com >>>>>>><><><><><><><><<><>><><<<<<<
