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Showing posts with the label Hadoop
Hadoop: Output File Has Double Output

Hadoop: Output File Has Double Output

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I am running a Hadoop program and have the following as my input file, input.txt: 1 2 mapper.py: i… Read more Hadoop: Output File Has Double Output
List All Files In Hdfs Python Without Pydoop

List All Files In Hdfs Python Without Pydoop

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I have a hadoop cluster running on centos 6.5. I am currently using python 2.6. For unrelated reaso… Read more List All Files In Hdfs Python Without Pydoop
Reading And Writing From Hive Tables With Spark After Aggregation

Reading And Writing From Hive Tables With Spark After Aggregation

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We have a hive warehouse, and wanted to use spark for various tasks (mainly classification). At tim… Read more Reading And Writing From Hive Tables With Spark After Aggregation
Spark On Windows 10. 'files\spark\bin\..\jars""\' Is Not Recognized As An Internal Or External Command

Spark On Windows 10. 'files\spark\bin\..\jars""\' Is Not Recognized As An Internal Or External Command

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I am very frustrated by Spark. An evening wasted thinking that I was doing something wrong but I ha… Read more Spark On Windows 10. 'files\spark\bin\..\jars""\' Is Not Recognized As An Internal Or External Command
Unpickle File From Hdfs

Unpickle File From Hdfs

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I'm currently using Python 3 and would like to load a pickle file out of HDFS. from pywebhdfs.… Read more Unpickle File From Hdfs
Launch Hadoop Mapreduce Job Via Python Without Putty/ssh

Launch Hadoop Mapreduce Job Via Python Without Putty/ssh

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I have been running Hadoop MapReduce jobs by logging into SSH via PuTTy which requires that I enter… Read more Launch Hadoop Mapreduce Job Via Python Without Putty/ssh