Learn everything you need to know about Apache Spark with this comprehensive guide. We will cover Apache spark basics, all the way to advanced.
Unlocking the Potential of Your Data
Cojolt is a brand that helps businesses leverage the power of data to make informed decisions and improve their operations. We offer a range of services including courses, training, consulting and on demand data & BI services to support organizations in their journey towards success.
What we can help with
We're writing about everything data. Be sure to check out our blog and learn something new every day.
Coming very soon we will have tailored courses for you to grow your skills and knowledge, whether you are a beginner or an expert.
We're talking about best practices a lot. Whether this is coding, or how to architect your projects/infrastructures.
Whether you're getting started using data, or looking to improve your current processes, we can help.
On Demand Services
Need a specific report or advanced analysis completing? Data pipeline configuring? Ingest data from a new source? We can do that for you.
In Person Training
If you're looking to give your team a jolt in to action, we can come to you and deliver training sessions, or extended training on advanced subjects.
View All Posts
Whether you are just starting out on your data journey or are looking to take your capabilities to the next level, we hope that our blog will serve as a valuable resource and inspiration for you. Whether you are just starting out on your data journey or are looking to take your capabilities to the next level, we hope that our blog will serve as a valuable resource and inspiration for you.
Learn how to navigate Tableau like a pro with this course. You'll get a detailed look at the types of content in a Tableau workbook, how to use the objects panes and worksheet view, and how to understand and navigate dashboards
In this ultimate guide, you will learn how to use Pandas to perform various data manipulation tasks, such as cleaning, filtering, sorting and aggregating data.
Understand SQL joins easily! This guide thoroughly explains inner, outer, and cross joins with simple examples.
In this post, we will cover the best practices I have for creating database column names
Spark data types can be confusing, but this guide breaks it down for you. Learn about the different data types and how to use them in your Spark applications.
In this post, we will cover reading and writing csv files with Apace Spark (PySpark)
In this blog post, you will learn how to setup Apache Spark on your computer. This means you can learn Apache Spark with a local install at 0 cost.