Hadoop gen1 vs Hadoop gen2...

Can a hive script be run from another hive script?...

Which hadoop components are installed by default?...

YARN and MapReduce Framework...

Can I add standby namenode into existing Hadoop cluster (with Namenode and Secondary namenode)...

Hadoop 2.7.5 - AM Container launch error...

ApplicationMaster - Is it different for different types of applications which run in YARN?...

How can I tell how many nodes are in my YARN cluster...

How files or directories are getting stored in hadoop hdfs...

Word Count is descending order in Hadoop...

How to load huge no of small files in spark on EMR...

Impala has his own execution engine or it works on MapR in Hadoop eco system?...

How to register InternalRow with Kryo in Spark...

spark fail in windows: <console>:16: error: not found: value sqlContext...

Hadoop's default partitioner: HashPartitioner - How it calculates hash-code of a key?...

Use Apache drill as schema conversion tool...

How to calculate the difference in hh:mm:ss in hive from two epoch timestamps?...

Duration of yarn application log in hadoop...

Submitting MR job to Hadoop cluster with different ID's...

Hdfs replication factor 1 override default behaviour...

Multiple reducers without running partitioner in MapReducer...

Escaping parenthesis in Pig declare statement...

What is difference between hadoop and hdfs command line tools?...

How to check whether the file exist in HDFS location, using oozie?...

Oozie example map reduce job fails with java.lang.NoSuchFieldError: HADOOP_CLASSPATH...

hive shell not starting...

Possible ways to scale Hue + HiveServer2 setup...

Restarting hadoop2 services in one command...

Setting Spark as default execution engine for Hive...

Oozie 4.3.0 build failed on Hadoop 2.9.0...