The repo is to supplement the youtube video on PySpark for Glue. It includes a cloudformation template which creates the s3 bucket, glue tables, IAM roles, and csv data files. Below are the schemas ...

Data Science and transformation executive. Passionate about teaching, writing, and building. In modern data pipelines, data often comes in nested JSON or XML formats. These formats are flexible, ...

Your browser does not support the audio element. A practical way to reduce skew is salting, which involves artificially spreading out heavy keys across multiple ...

At the heart of Apache Spark is the concept of the Resilient Distributed Dataset (RDD), a programming abstraction that represents an immutable collection of objects that can be split across a ...

This repository provides a set of self-study tutorials on Machine Learning for big data using Apache Spark (PySpark) from basics (Dataframes and SQL) to advanced (Machine Learning Library (MLlib)) ...