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  • Book Overview & Buying Azure Data Engineer Associate Certification Guide
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Azure Data Engineer Associate Certification Guide

Azure Data Engineer Associate Certification Guide

By : Newton Alex
4 (19)
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Azure Data Engineer Associate Certification Guide

Azure Data Engineer Associate Certification Guide

4 (19)
By: Newton Alex

Overview of this book

Azure is one of the leading cloud providers in the world, providing numerous services for data hosting and data processing. Most of the companies today are either cloud-native or are migrating to the cloud much faster than ever. This has led to an explosion of data engineering jobs, with aspiring and experienced data engineers trying to outshine each other. Gaining the DP-203: Azure Data Engineer Associate certification is a sure-fire way of showing future employers that you have what it takes to become an Azure Data Engineer. This book will help you prepare for the DP-203 examination in a structured way, covering all the topics specified in the syllabus with detailed explanations and exam tips. The book starts by covering the fundamentals of Azure, and then takes the example of a hypothetical company and walks you through the various stages of building data engineering solutions. Throughout the chapters, you'll learn about the various Azure components involved in building the data systems and will explore them using a wide range of real-world use cases. Finally, you’ll work on sample questions and answers to familiarize yourself with the pattern of the exam. By the end of this Azure book, you'll have gained the confidence you need to pass the DP-203 exam with ease and land your dream job in data engineering.
Table of Contents (23 chapters)
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1
Part 1: Azure Basics
3
Part 2: Data Storage
10
Part 3: Design and Develop Data Processing (25-30%)
15
Part 4: Design and Implement Data Security (10-15%)
17
Part 5: Monitor and Optimize Data Storage and Data Processing (10-15%)
20
Part 6: Practice Exercises

Performing Exploratory Data Analysis (EDA)

Data exploration is much easier from inside Synapse Studio as it provides easy one-click options to look into various formats of data. Let's look at some of the options available for data exploration using Spark, SQL, and ADF/Synapse pipelines.

Data exploration using Spark

From within Synapse Studio, you can just right-click on the data file and select Load to DataFrame, as shown in the following screenshot:

Figure 8.41 – Launching a DataFrame from the Synapse data file

Once you click on Load to DataFrame, Synapse creates a new notebook, as shown in the following screenshot. After that, all you have to do is just click on the Run icon (the little triangle symbol) to see the contents of the file, which are displayed in the following screenshot:

Figure 8.42 – Exploration using Spark Load to DataFrame

This is one easy way to explore the contents of a file. Let's next...

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