Pub/Sub | Dragonfly

📄️ PSUBSCRIBE

Learn how to use Redis PSUBSCRIBE to receive messages from channels matching certain patterns, ideal for flexible message handling.

Learn how to use Redis PUBLISH to distribute data to all subscribers of a specific channel in your messaging system.

Learn how to use Redis PUBSUB CHANNELS to get the list of active channels in a Pub/Sub system, seamless for data monitoring.

Learn how to use Redis PUBSUB HELP to get guidance on usage details of the PUBSUB command in your Redis messaging setup.

Learn how to use Redis PUBSUB NUMPAT to get the count of active pattern subscriptions across your Redis Pub/Sub system.

Learn how to use Redis PUBSUB NUMSUB to get a count of subscriptions for specific channels in your Pub/Sub system.

Learn how to use Redis PUBSUB SHARDCHANNELS for a list of active channels across your shard network.

Learn how to use Redis PUBSUB SHARDNUMSUB for a list of specific channel subscriptions for shard Pub/Sub networks.

Learn how to use Redis PUBSUB to inspect the state of the Pub/Sub subsystem, perfect for monitoring your messaging infrastructure.

Learn using Redis PUNSUBSCRIBE to unsubscribe from specific patterns of channels, ideal for dynamic message filtering.

Learn how to use Redis SUBSCRIBE to listen for new messages published on specified channels, ideal for event-driven programming paradigms.

Learn how to use Redis UNSUBSCRIBE to stop receiving messages published on specific channels in your Pub/Sub setup.

Learn how to use Redis XADD to append a new entry to a stream.

Learn how to use Redis XDEL to delete a message from a stream.

Learn how to use Redis XLEN to get the length of a stream.

Learn how to use Redis XRANGE to retrieve a range of messages from a stream.

Learn how to use Redis XREVRANGE to fetch a range of messages from a stream in reverse order.

Learn how to use Redis XSETID to set the last delivered ID for streams.