September 2015
Beginner to intermediate
230 pages
4h 47m
English
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Chapter 4. Commands (Where the Wild Things Are)
This chapter gives an overview of many different Redis commands and features, from techniques to reduce network latency to extending Redis with Lua scripting.
The previous chapters briefly mentioned how to optimize data types, and at the end of this chapter, we will explain these optimizations further.
Pub/Sub
Pub/Sub stands for Publish-Subscribe, which is a pattern where messages are not sent directly to specific receivers. Publishers send messages to channels, and subscribers receive these messages if they are listening to a given channel.
Redis supports the Pub/Sub pattern and provides commands to publish messages and subscribe to channels.
Here are some examples of Pub/Sub applications:
- News and weather ...
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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.