Author - Walker Rowe

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...

Apache Yarn 101 Here we describe Apache Yarn, which is a resource manager built into Hadoop. But it...

Flume 101 Apache Flume reads a data source and writes it to storage at incredibly high volumes and...

What is Hadoop? Hadoop (the full proper name is ApacheTM Hadoop®) is an open-source framework that...

The Hadoop certification landscape The Apache Hadoop organization provides tutorials on Hadoop...

Securing the Hadoop environment When Hadoop was first released in 2007 it was intended to manage...

Examples of Hadoop Here are five examples of Hadoop use cases: Financial services companies use...