Newest 'hadoop-streaming' Questions - Stack Overflow
Aug 23, 2024 · Hadoop Streaming gives null for each word count record I wrote a simple word count program for use with Hadoop Streaming. I tested the program locally and it gives …
Hadoop Streaming : Chaining Jobs - Stack Overflow
Oct 13, 2012 · The question is how to chain jobs in Hadoop, using Hadoop Streaming( only).
A starting point for learning how to implement …
For those who like MOOC as an option there is Intro to Hadoop and Mapreduce on Udacity, made in collaboration with Cloudera. During the course you have a chance to install Cloudera …
Hadoop Streaming Python Trivial Example Not working
Hadoop Streaming Python Trivial Example Not working Asked 12 years, 2 months ago Modified 7 years, 4 months ago Viewed 5k times
JAR does not exist or is not a normal file - Stack Overflow
Jun 15, 2018 · While running the wordcount example in Hadoop, I am facing the following error. saying "JAR does not exist or is not a normal file: …
Data flow in the classic Hadoop word count example in Python
Aug 18, 2013 · In particular, in Hadoop streaming a reducer receives the key-value pairs corresponding to a certain number of keys (it could be zero, one, or more keys) but you have …
mapreduce - Where are the hadoop-examples* and hadoop-test
May 1, 2013 · I am looking for the jar files to be able to run the hadoop jobs associated with the examples and test jars. In the past they were under /usr/lib/hadoop, but apparently no longer.
Hadoop streaming 'cat' and 'wc' example---how do 'cat' mapper …
Sep 22, 2018 · The hadoop streaming command works perfectly and there is no problem. But I am unable to answer the following questions despite reading many times above linked …
Why number of splits are different for the same Hadoop example …
Feb 5, 2017 · I am executing maximum temperature example from chapter 2 of Hadoop Definitive Guide and I noticed that number of splits for Java example is different over Hadoop Streaming …
java - Sorting by value in Hadoop from a file - Stack Overflow
Nov 28, 2011 · The input keys have to be split into ranges and a custom partitioner used. See Yahoo TeraSort PDF for details. Code is in the org.apache.hadoop.examples.terasort …