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New posts in hadoop

Handling big data sets (neo4j, mongo db, hadoop)

mongodb hadoop neo4j

How to maintain data entry id in Mahout K-means clustering

apache hadoop mahout k-means

Setting additional classpath for a hadoop tool

jar hadoop classpath

Is Mapper Object of Hadoop Shared across Multiple Threads?

multithreading hadoop

Adding Data Node to hadoop cluster

hadoop

Is it possible to run hadoop fs -getmerge in S3?

Hive JDBC getConnection does not return

jdbc hadoop hive

Converting CSV to SequenceFile

hadoop mahout sequencefile

Hadoop mapreduce has "Cannot resolve the host name" error

hadoop mapreduce

Hive: adding rows to existing table

hadoop hive

Map Reduce Keep input ordering

hadoop mapreduce

hive action failing in oozie (on cloudera CDH 4.1.1)

hadoop hive cloudera oozie

Split reduced data into output and new input in Hadoop

java hadoop split mapreduce

Hadoop - how to use and reduce multiple inputs?

java hadoop mapreduce

InputSplit customization in Hadoop

hadoop

DistCp from Local Hadoop to Amazon S3

hadoop amazon-s3

pig skewed join with a big table causes "Split metadata size exceeded 10000000"

hadoop apache-pig skew

Cannot find hadoop installation: $HADOOP_HOME must be set or hadoop must be in the path

hadoop installation hive

Getting OOZIE error E0900: Jobtracker [localhost:8021] not allowed, not in Oozies whitelist]

hadoop oozie

Strange Jackson Illegal character ((CTRL-CHAR, code 0)) Exception in Map Reduce Combiner