April 2016
Beginner to intermediate
300 pages
6h 58m
English
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Chapter 4Ecto and Changesets
Up to now, we’ve been focusing on our application’s presentation layer with views and templates, and controlling those views with controllers. Our backend uses a simple in-memory repository instead of a real database. There’s a method to our madness, though. That repository uses the same API as Ecto, the Elixir framework for persistence. In this chapter, we’ll convert our application to use a real Ecto repository backed by a Postgres database. By the time you’re done, your repository will be able to save users and search for them using an advanced query API.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.