May 2025
Intermediate to advanced
270 pages
6h 55m
English
Content preview from Rails Scales!
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
Writing Your Own Caching
For our next step, you will improve the performance of the films#index endpoint in the API by implementing your own caching. As always, you can hit the endpoint in api/v1/films to see the current state. Do exactly that and take a look. You should get something like this:
| | Started GET "/api/v1/films" for ::1 at 2023-01-21 10:55:23 -0500 |
| | Processing by Api::V1::FilmsController#index as HTML |
| | Film Load (12.5ms) SELECT `films`.`id`, `films`.`title`, |
| | `films`.`updated_at` FROM `films` |
| | ↳ app/controllers/api/v1/films_controller.rb:7:in `map' |
| | Completed 200 OK in 159ms |
| | (Views: 8.0ms | ActiveRecord: 20.2ms (1 query, 0 cached) | GC: 47.6ms) |
It’s not terrible, but it certainly could ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.