How to use Spark SQL: A hands-on tutorial
In the first part of this series, we looked at advances in leveraging the power of relational databases “at scale” using Apache Spark SQL and DataFrames. We will now do a simple tutorial based on a real-world dataset to look at how to use Spark SQL. We will be using Spark DataFrames, but the focus will be more on using SQL. In a separate article, I will cover a detailed discussion around Spark DataFrames and...
4 ways to jumpstart productivity at work
Time poverty—the idea that there’s not enough time to do all the work we need to do—is it a perception or a reality? The truth is you’ll never get more than 24 hours out of any day. Working longer hours doesn’t help. Your productivity actually decreases the longer you work in a given day. Your perception, or intuitive understanding of your time, is what matters. One key to managing productivity...
4 questions Uber's open source program office answers with data
It’s been said that “Software is eating the world,” and every company will eventually become a “software company.” Since open source is becoming the mainstream path for developing software, the way companies manage their relationships with the open source projects they depend on will be crucial for their success. read...
