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Azure Data Engineering Cookbook

You're reading from   Azure Data Engineering Cookbook Design and implement batch and streaming analytics using Azure Cloud Services

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Product type Paperback
Published in Apr 2021
Publisher Packt
ISBN-13 9781800206557
Length 454 pages
Edition 1st Edition
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Authors (2):
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Nagaraj Venkatesan Nagaraj Venkatesan
Author Profile Icon Nagaraj Venkatesan
Nagaraj Venkatesan
Ahmad Osama Ahmad Osama
Author Profile Icon Ahmad Osama
Ahmad Osama
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Toc

Table of Contents (11) Chapters Close

Preface 1. Chapter 1: Working with Azure Blob Storage 2. Chapter 2: Working with Relational Databases in Azure FREE CHAPTER 3. Chapter 3: Analyzing Data with Azure Synapse Analytics 4. Chapter 4: Control Flow Activities in Azure Data Factory 5. Chapter 5: Control Flow Transformation and the Copy Data Activity in Azure Data Factory 6. Chapter 6: Data Flows in Azure Data Factory 7. Chapter 7: Azure Data Factory Integration Runtime 8. Chapter 8: Deploying Azure Data Factory Pipelines 9. Chapter 9: Batch and Streaming Data Processing with Azure Databricks 10. Other Books You May Enjoy

Implementing control flow activities

In this recipe, we'll learn how to implement common control flow activities such as Get Metadata, Filter, ForEach, and Stored Procedure. Control flows help in building complex iterative and conditional logic to support data ingestion.

In this recipe, we'll implement the following scenario using control flow activities.

We have a data lake directory that contains multiple file formats, such as .txt, .csv, and .tif. We need to copy .txt files from the directory to another directory. We'll also maintain a log of the file copy operation in an Azure SQL Database table.

Getting ready

Before you start, do the following:

  1. Log into Azure from PowerShell. To do this, execute the following command and follow the instructions to log into Azure:
    Connect-AzAccount
  2. Open https://portal.azure.com and log in using your Azure credentials.

How to do it…

Let's get started by creating the Azure SQL database...

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