Just a few weeks until the 2021 JavaScript Full-Stack Bootcamp opens.
Signup to the waiting list!
Redis implements a publish/subscribe messaging mechanism.
Its concept is simple: a publisher sends a message on a channel. Multiple subscribers receive it.
Subscribe to a channel using
SUBSCRIBE <channel>Publish to a channel using
PUBLISH <channel> <message>Example:
SUBSCRIBE dogs
In another redis-cli window, type:
PUBLISH dogs "Roger"
Messages will be sent to the subscribers, and they’ll by default display the kind of event, the channel, and the message:
Subscribers can listen on multiple channels:
SUBSCRIBE dogs catsand will receive messages coming from all of them.
The 2021 JavaScript Full-Stack Bootcamp will start at the end of March 2021. Don't miss this opportunity, signup to the waiting list!
More redis tutorials:
- Introduction to Redis
- How to install Redis
- First steps with Redis
- Redis Lists
- Using Redis Sets
- How to use Redis Sorted Lists
- How to use Redis Hashes
- Redis Publish/subscribe