Book Image

Azure Databricks Cookbook

By : Phani Raj, Vinod Jaiswal
Book Image

Azure Databricks Cookbook

By: Phani Raj, Vinod Jaiswal

Overview of this book

Azure Databricks is a unified collaborative platform for performing scalable analytics in an interactive environment. The Azure Databricks Cookbook provides recipes to get hands-on with the analytics process, including ingesting data from various batch and streaming sources and building a modern data warehouse. The book starts by teaching you how to create an Azure Databricks instance within the Azure portal, Azure CLI, and ARM templates. You’ll work through clusters in Databricks and explore recipes for ingesting data from sources, including files, databases, and streaming sources such as Apache Kafka and EventHub. The book will help you explore all the features supported by Azure Databricks for building powerful end-to-end data pipelines. You'll also find out how to build a modern data warehouse by using Delta tables and Azure Synapse Analytics. Later, you’ll learn how to write ad hoc queries and extract meaningful insights from the data lake by creating visualizations and dashboards with Databricks SQL. Finally, you'll deploy and productionize a data pipeline as well as deploy notebooks and Azure Databricks service using continuous integration and continuous delivery (CI/CD). By the end of this Azure book, you'll be able to use Azure Databricks to streamline different processes involved in building data-driven apps.
Table of Contents (12 chapters)

Using Azure Key Vault secrets in Azure Databricks

In this recipe, you will learn how to use the secrets stored in Azure Key Vault in an Azure Databricks notebook. You can store information such as storage account keys or SQL Database passwords in Azure Key Vault as secrets, ensuring sensitive information is not exposed.

Getting ready

To use Azure Key Vault secrets in Databricks notebooks, we must create a secret scope in Databricks. The following steps will show you how to create a secret scope in Azure Databricks:

  1. Open Databricks and create a scope URL called <Databricks URL>/#secrets/createScope. You can find the Databricks URL on the Azure Key Vault Overview page. The following screenshot shows the Databricks URL. The secret scope URL will be similar to https://xxxxxx.azuredatabricks.net/#secrets/createScope:

    Figure 5.7 – Databricks service URL

  2. Once you have opened the Secret scope URL, provide any name for your scope. Manage Principal can be either...