Published at LXer:
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 common operations.read more
Read More...
