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Binary Search in map reduce - MapReduce - [mail # user]
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...Hi, I have data in json format like: {key:[values.....]} key, values are longints. Now, I want to do a fast lookup of a key. How would I implement a binary search in map reduce a...
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Author: jamal sasha,
2013-01-07, 23:21
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Re: reducer not starting - MapReduce - [mail # user]
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...Hi Thanks for the insights. I noticed that these restarts of mappers were because in the shebang i had Usr/env/bin instead of usr/env/bin python Any clue of what was going on with red...
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Author: jamal sasha,
2012-11-21, 14:36
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Re: number of reducers - MapReduce - [mail # user]
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...Awesome thanks . Works great now On Tuesday, November 20, 2012, Bejoy KS wrote: need to specify it as 1?...
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Author: jamal sasha,
2012-11-20, 20:24
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number of reducers - MapReduce - [mail # user]
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...Hi, I wrote a simple map reduce job in hadoop streaming. I am wondering if I am doing something wrong .. While number of mappers are projected to be around 17...
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Author: jamal sasha,
2012-11-20, 19:38
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reducer not starting - MapReduce - [mail # user]
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...I am not sure whats happening, but I wrote a simple mapper and reducer script. And I am testing it against a small dataset (like few lines long). For some reason re...
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Author: jamal sasha,
2012-11-20, 16:52
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Re: debugging hadoop streaming programs (first code) - MapReduce - [mail # user]
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...Hi, If I just use pipes, then the code runs just fine.. the issue is when I deploy it on clusters... Any suggestions on how to debug it. On Tue, Nov 20, 2012 at 7:42 AM, ...
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Author: jamal sasha,
2012-11-20, 13:33
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