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Showing posts with the label Hadoop

Spark Java.lang.verifyerror

I get the following error when I try to call I use python client for the spark. lines = sc.textFil… Read more Spark Java.lang.verifyerror

Python Write To Hdfs File

What is the best way to create/write/update a file in remote HDFS from local python script? I am a… Read more Python Write To Hdfs File

Exceptions When Reading Tutorial Csv File In The Cloudera Vm

I'm trying to do a Spark tutorial that comes with the Cloudera Virtual Machine. But even though… Read more Exceptions When Reading Tutorial Csv File In The Cloudera Vm

Unpickle File From Hdfs

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

Hadoop: Output File Has Double Output

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

Pyhive, Sqlalchemy Can Not Connect To Hadoop Sandbox

I have installed, pip install thrift pip install PyHive pip install thrift-sasl and since pip ins… Read more Pyhive, Sqlalchemy Can Not Connect To Hadoop Sandbox