Author - Walker Rowe

Apache Spark 101 Apache Spark does the same basic thing as Hadoop, which is run calculations on...

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...

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...