Author - Walker Rowe

Hadoop Interview Questions (This article is part of our Hadoop Guide. Use the right-hand menu to...

Hadoop clusters 101 In talking about Hadoop clusters, first we need to define two terms: cluster...

Here we explain some of the most common Hadoop administrative tasks. There are many, so we only...

Overview Hive is very similar to Apache Pig. What it does is let you create tables and load...

Hadoop Analytics 101 Apache Hadoop by itself does not do analytics. But it provides a platform and...

Apache Pig 101 Apache Pig, developed at Yahoo, was written to make it easier to work with Hadoop...

Overview of Cassandra Cassandra is a noSQL opensource database.It was developed by Facebook to...

Overview Hadoop is a distributed file system and batch processing system for running MapReduce jobs...

HDFS namenodes and datanodes Hadoop includes two main pieces: a distributed architecture for...

Overview Hbase is the open source implementation of Google’s Big Table database, which is where...