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New posts in mapreduce
Hadoop: How can i merge reducer outputs to a single file? [duplicate]
Jul 06, 2017
java
hadoop
merge
mapreduce
hdfs
Why do we need Hadoop passwordless ssh?
Mar 06, 2022
hadoop
mapreduce
Computing median in map reduce
Sep 17, 2022
hadoop
statistics
mapreduce
apache-pig
median
Exception in thread "main" java.lang.NoClassDefFoundError: com/google/common/base/Preconditions
Dec 31, 2020
eclipse
hadoop
mapreduce
MongoDB map/reduce over multiple collections?
Jul 27, 2014
mongodb
mapreduce
Hive enforces schema during read time?
Sep 16, 2022
hadoop
mapreduce
hive
hdfs
Can someone explain map-reduce in C#?
May 20, 2020
c#
mongodb
mapreduce
Type mismatch in value from map: expected org.apache.hadoop.io.NullWritable, recieved org.apache.hadoop.io.Text
Dec 16, 2020
java
hadoop
mapreduce
Split size vs Block size in Hadoop
Jun 25, 2018
hadoop
mapreduce
hdfs
Container killed by the ApplicationMaster Exit code is 143
Oct 22, 2022
hadoop
hive
mapreduce
hadoop2
Hadoop MapReduce vs MPI (vs Spark vs Mahout vs Mesos) - When to use one over the other?
Sep 13, 2022
hadoop
parallel-processing
mapreduce
mpi
Does Mongoid have Map/Reduce?
Sep 15, 2022
ruby-on-rails
mongodb
mapreduce
mongoid
Top N values by Hadoop Map Reduce code
Sep 15, 2022
hadoop
mapreduce
Writable and WritableComparable in Hadoop?
Mar 06, 2022
hadoop
mapreduce
Out of memory error in Mapreduce shuffle phase
Sep 15, 2022
hadoop
mapreduce
It is possible to start an embedded instance of apache Spark node?
Oct 15, 2022
java
mapreduce
apache-spark
What additional benefit does Yarn bring to the existing map reduce?
Oct 07, 2022
hadoop
mapreduce
hadoop-yarn
Difference between HDFS and NFS? [closed]
Apr 05, 2020
unix
hadoop
mapreduce
operating-system
When does shuffling occur in Apache Spark?
Aug 17, 2022
mapreduce
apache-spark
Where does job.setOutputKeyClass and job.setOutputReduceClass refers to?
Sep 15, 2022
java
hadoop
mapreduce
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