October 2019
Intermediate to advanced
358 pages
8h 22m
English
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Chapter 6Generators and Relationships
So far, our Ecto tour has been pretty basic. We’ve read and written repository data, but we still haven’t connected any schemas together. Relational databases like PostgreSQL are named that way for a reason. Dealing with related data is the defining characteristic of that whole family of databases, so management of relationships is the feature that makes or breaks any persistence layer. This chapter takes you on a deeper dive into Ecto by exploring how to tie our schemas together in the database.
Throughout this process, we’ll make some design decisions. Our contexts will continue to be the overarching API that our controllers will access. Sometimes those contexts will tie together united concepts. Other ...
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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.