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Distributed Data Systems with Azure Databricks

You're reading from   Distributed Data Systems with Azure Databricks Create, deploy, and manage enterprise data pipelines

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Product type Paperback
Published in May 2021
Publisher Packt
ISBN-13 9781838647216
Length 414 pages
Edition 1st Edition
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Author (1):
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Alan Bernardo Palacio Alan Bernardo Palacio
Author Profile Icon Alan Bernardo Palacio
Alan Bernardo Palacio
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Toc

Table of Contents (17) Chapters Close

Preface 1. Section 1: Introducing Databricks
2. Chapter 1: Introduction to Azure Databricks FREE CHAPTER 3. Chapter 2: Creating an Azure Databricks Workspace 4. Section 2: Data Pipelines with Databricks
5. Chapter 3: Creating ETL Operations with Azure Databricks 6. Chapter 4: Delta Lake with Azure Databricks 7. Chapter 5: Introducing Delta Engine 8. Chapter 6: Introducing Structured Streaming 9. Section 3: Machine and Deep Learning with Databricks
10. Chapter 7: Using Python Libraries in Azure Databricks 11. Chapter 8: Databricks Runtime for Machine Learning 12. Chapter 9: Databricks Runtime for Deep Learning 13. Chapter 10: Model Tracking and Tuning in Azure Databricks 14. Chapter 11: Managing and Serving Models with MLflow and MLeap 15. Chapter 12: Distributed Deep Learning in Azure Databricks 16. Other Books You May Enjoy

Orchestrating jobs with Azure Databricks

Until now, we have been able to use data stored in either an S3 bucket or Azure Blob storage, transform it using PySpark or SQL, and then persist the transformed data into a table. Now, the question is: Which methods do we have to integrate this into a complete ETL? One of the options that we have is to use ADF to integrate our Azure Databricks notebook as one of the steps in our data architecture.

In the next example, we will use ADF in order to trigger our notebook by directly passing the name of the file that contains the data we want to process and use this to update our voting turnout table. For this, you will require the following:

  • An Azure subscription
  • An Azure Databricks notebook attached to a running container
  • The Voting_Turnout_US_2020 dataset loaded into a Spark dataframe

ADF

ADF is the Azure cloud platform for the integration of serverless data transformation and aggregation processes. It can integrate...

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