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Questions tagged [hadoop-plugins]

Plugins for the Apache™ Hadoop™ project.

Plugins for the Apache™ Hadoop™ project.

141 questions
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I need a tool to analyze log Hadoop

I have log files from Hadoop I want to analyze these large files to generate as a report, So I am looking for a convenient tool for the analysis of these files. Please introduce tools for the analysis of these files.
Mehdi Medadian
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Hadoop job not running in pseudodistributed mode

When i run jps output is as follows siu@siu-pc:~/project$ jps 6994 Jps 5365 ResourceManager 4902 DataNode 4330 DataNode 4829 DataNode 5616 NodeManager 4681 SecondaryNameNode 6684 RunJar 4997 DataNode 5092 DataNode 4077 NameNode When the hadoop job…
Suhasini Patil
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Connect to hiveserver2 using PHP

I need to create a report in my PHP application using the data in Hadoop. I have installed hiveserver2 in my local machine. I tried to find a way to connect to hiveserver2 from my PHP code using following…
Lucil Sandaruwan
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DatasetNotFoundException - salesforce2hadoop

I am using salesforce2hadoop library for exporting data from salesforce to hadoop. I am using the below command for the same. sudo java -jar salesforce2hadoop-assembly-1.0.jar init -u myUsername -p myPassword -b /home/nfsuser/imports/salesforce -w…
Kanav Narula
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Auto sync of data in hbase table and Elasticsearch

I have been playing with Hbase and Elastic-search for a while. In one of my projects it was required that the data in Hbase table be updated and subsequently the data is to be updated in Elastic-search. We have written few api which does . I was…
Ashit_Kumar
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Hadoop KeyComposite and Combiner

I am doing a secondary sort in Hadoop 2.6.0, I am following this tutorial: https://vangjee.wordpress.com/2012/03/20/secondary-sorting-aka-sorting-values-in-hadoops-mapreduce-programming-paradigm/ I have the exact same code, but now I am trying to…
ie8888
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How to pass credentials in payload to execute Hive Action via Oozie rest api

I have a secured hadoop cluster and I want to run hive action using oozie rest api.I was able to run Hive Action using workflow.xml via Oozie rest api.But if I try to run the same hive action without using workflow.xml (passing configuration in…
Sachin Janani
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oozie coordinator input-event does not work

I have three coordinators A, B and C. The coordinator of B and C depends on the output of A. That is, if the output of A is ready, coordinator of B and C will run. So, I use an input-event to control such dependency. The structure of coordinator B…
alec.tu
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Hadoop 2.7.1 Eclipse plugin creation

After reading almost all the previous posts and web links, I feel to write this post as a need. I am unable to find any directory named ${YOUR_HADOOP_HOME}/src/contrib/eclipse-plugin in my windows based build of Hadoop 2.7.1. I have downloaded…
Naive researcher
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How to run Apache Tez Locally?

One of the ways that one can execute tez is in local mode beside integrated with hadoop. In order to run it localy I read this page and understood the changes I have to make and I updated tez-site.xml configuration. But I don't know how to start…
AmirSojoodi
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Pig SUM a column until it reaches a certain value and return the rows

Can someone help me how to calculate the sum of a coloumn until it reaches a certain value. Usecase: top product which produced 50% of the revenue. Is there any library like piggybank to get it done, I couldn't find it in piggybank. I am trying to…
user1954395
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How we can use Reducers to insert the resultant data directly into an external RDBMS.what must you be sure to do?? and why

scenario: you are writing a MR job which will use mappers to process data and then use Reducers to insert the resultant data directly into an external RDBMS.what must you be sure to do?? and why Pre-requsite: 1.Ensure that the database driver is…
jeevan kishore
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hdfs command is deprecated in hadoop

I am following this procedure (YouTube link). While executing the command c:/hadoop-2.3.0/bin/hadoop namenode -format, I got the error message given below **DEPRECATED:Use of this script to execute hdfs command is deprecated. Instead use the hdfs…
svwsvw svwsvw
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ERROR 2998: Unhandled internal error. Run the code

executing the following command -x local -f /Hbase/load_hbase.pig I get the following error 2014-11-08 23:36:47,455 [main] INFO org.apache.pig.Main - Apache Pig version 0.12.1 (r1585011) compiled Apr 05 2014, 01:41:34 2014-11-08 23:36:47,455 [main]…
Eduardo Asafe
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Apache Pig Latin Syntax Error while using SORT

Hello programmers okay? I was programming and run the pig command returns me a syntax error in my code and I am unable to solve. Below I will post the code and the error raised. Apparently the error occurs in the syntax of the line 41 which is…
Eduardo Asafe
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