RabbitMQ

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One broker to queue them all

#RabbitMQ 4.2 introduces broker-side #SQL filtering for streams - making it possible to deliver only the messages your consumers actually need, reducing network traffic and client overhead. Learn more in our latest blog post: www.rabbitmq.com/blog/2025/09... Or watch the demo: youtu.be/d7SxPmVqfjg

Broker-Side SQL Filtering with RabbitMQ Streams | RabbitMQ

RabbitMQ 4.2 introduces SQL filter expressions for streams, enabling powerful broker-side message filtering.

rabbitmq.com

"When they say queuing is slow, I’ll say: your operating system is made of queues. What it’s doing is making sure the queues are organised in the best way possible so you experience this incredibly seamless flow of activity - but it’s doing that by managing queues." John O'Hara, Inventor of #AMQP

Kate Holterhoff, PhD@kateholterhoff.com · 2y ago

Hear John O'Hara, inventor of the Advanced Message Queuing Protocol (AMQP), discuss the complexities of middleware, the importance of standards (ISO, OASIS, & IEC), and the evolution of AMQP 0-9-1 and 1-0 in this @redmonk.com Conversation. redmonk.com/blog/2025/04...

No new quorum queues features are scheduled for RabbitMQ 4.1 but there will be some nice performance improvements, a bit higher throughput, lower latency and much improved consumption performance when consuming from a long backlog.