Message Publishing subscriptions for Redis

Redis supports the Pub/sub feature (which can be used for messaging servers), which is similar to MQ, and here's a simple introduction

Pub/sub

Pub/sub literally is the release (Publish) and Subscription (Subscribe), in Redis, you can set a key value for message publishing and message subscription,
When a message is published on a key value, all clients subscribing to it receive the corresponding message. The most obvious use of this function is to use it as a real-time messaging system, such as regular live chat, group chat, and other functions.

Client 1:subscribe Rain
Client 2:publish Rain "Hello world!"
(integer) 2 indicates that several clients have subscribed to this message

To be Continued ... ..... ..... ..... ................................

Message Publishing subscriptions for Redis