BLOG – Hadoop In Real World


November 15, 2017

Hadoop or Big Data Interview Questions and Answers (Part 1)

We hosted a webinar on November 11th 2017 answering several Hadoop or Big Data interview questions that were asked in real interviews. Couple weeks before the […]
November 8, 2017

Spark Execution Engine – Logical Plan to Physical Plan

Our goal for this post is to help you understand how Spark’s execution engine converts logical plan in to a physical plan and how stages and […]
November 1, 2017

Troubleshooting Memory Issues with MapReduce Jobs

We hosted this webinar on Saturday, October 28th 2017. In this webinar we discussed the most common memory related issues with MapReduce jobs and how to […]
October 25, 2017

What is ZooKeeper and it’s Use Case

ZooKeeper is a coordination service for distributed applications. Well, what the heck is that right? Glad you asked. If you are looking to understand what is […]
October 18, 2017

Q&A Session – Spark, Flink, Cluster Sizing and more

We hosted a webinar Saturday, October 14th 2017 and we answered some great questions that was posted by Hadoop In Real World community and also from […]
October 11, 2017

What is RDD?

We see time and time again, folks who are trying to understand RDD, ask questions about RDD online in websites like stackoverflow or other tech. forums […]