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Mastering Elixir

You're reading from   Mastering Elixir Build and scale concurrent, distributed, and fault-tolerant applications

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Product type Paperback
Published in Jul 2018
Publisher Packt
ISBN-13 9781788472678
Length 574 pages
Edition 1st Edition
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Authors (2):
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André Albuquerque André Albuquerque
Author Profile Icon André Albuquerque
André Albuquerque
Daniel Caixinha Daniel Caixinha
Author Profile Icon Daniel Caixinha
Daniel Caixinha
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Toc

Table of Contents (13) Chapters Close

Preface 1. Preparing for the Journey Ahead 2. Innards of an Elixir Project FREE CHAPTER 3. Processes – The Bedrock of Concurrency and Fault Tolerance 4. Powered by Erlang/OTP 5. Demand-Driven Processing 6. Metaprogramming – Code That Writes Itself 7. Persisting Data Using Ecto 8. Phoenix – A Flying Web Framework 9. Finding Zen through Testing 10. Deploying to the Cloud 11. Keeping an Eye on Your Processes 12. Other Books You May Enjoy

Persisting Data Using Ecto

Given the data storage nature of the application we're developing, it's crucial to ensure the persistence of all the media information stored in ElixirDrip works properly. To accomplish this, we will use PostgreSQL as our database, and Ecto as a tool that easily lets us interact with the database and access our application data.

As you will see, working with a database in Elixir is a joy, thanks to the well-crafted abstractions that make our code more expressive while, at the same time, ensuring the required performance in all the data-access operations.

A distinct feature of Ecto is that it never tries to hide the database from you or force you to use its abstractions. You have total flexibility, meaning that you can always overcome the abstraction layer by directly issuing SQL statements from your Elixir application, and Ecto will happily...

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