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New posts in hadoop
How to parse CustomWritable from text in Hadoop
Feb 25, 2018
java
hadoop
mapreduce
Computing user similarity using mahout mapreduce
Feb 27, 2022
hadoop
mapreduce
cluster-analysis
data-mining
mahout
Is it possible to send parts of the mapper out put to reducer, while just writing the other part to HDFS, in hadoop?
Feb 03, 2020
hadoop
mapreduce
Unable to start CDH4 secondary name node: Invalid URI for NameNode address
Apr 12, 2020
hadoop
cloudera
Testing multiple outputs with MRUnit
Sep 16, 2022
java
hadoop
mapreduce
reducers
mrunit
java.lang.OutOfMemoryError: unable to create new native thread for big data set
Apr 22, 2018
hadoop
hive
Can OLAP CUBE be done in HBase?
Oct 29, 2022
hadoop
hbase
ssas
hive
olap-cube
Hadoop nodes die (crash) after a while
Oct 16, 2022
networking
ubuntu
hadoop
cluster-computing
Exception in createBlockOutputStream when copying data into HDFS
Apr 13, 2022
java
hadoop
HBase Error : zookeeper.znode.parent mismatch
Jul 02, 2022
hadoop
hbase
Can the same Zookeeper instance be used by number of services?
Aug 01, 2018
hadoop
apache-zookeeper
apache-storm
apache-kafka
In-depth understanding of internal working of map phase in a Map reduce job in hadoop?
Nov 12, 2022
sorting
hadoop
mapreduce
hadoop2
What is the difference between GROUP and COGROUP in PIG?
Oct 23, 2022
hadoop
apache-pig
how to expend array values in rows!! using Hive SQL
Mar 11, 2021
hadoop
hive
Hadoop partitioner
Aug 15, 2022
hadoop
mapreduce
partitioner
Performance issue in hive version 0.13.1
Mar 13, 2022
hadoop
amazon-web-services
hive
emr
amazon-ami
Hadoop backup and recovery tool and guidance
May 26, 2022
hadoop
How to insert JSON in HDFS using Flume correctly
Nov 14, 2022
json
hadoop
flume
flume-ng
Connecting to Hive via Beeline using Kerberos keytab
Nov 04, 2022
hadoop
hive
kerberos
keytab
Is there a way to change the replication factor of RDDs in Spark?
Jun 30, 2022
java
scala
hadoop
apache-spark
hadoop-yarn
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