消息队列RocketMQ版入门延迟的相关内容

文章 2023-07-31 来自：开发者社区

RocketMQ极简入门-RocketMQ延迟消息

使用场景我们通常使用定时任务比如Quartz来解决超时业务，比如：订单支付超时关单，VIP会员超时提醒。但是使用定时任务来处理这些业务场景在数据量大的时候并不是一个很好的选择，会造成大量的空扫描浪费性能。我们可以考虑使用延迟消息来解决。概述延迟消息即：把消息写到Broker后需要延迟一定时间才能被消费，在RocketMQ中消息的延迟时间不能任意指定，而是由特定的等级(1 到 18)来指定，分....

文章 2023-07-30 来自：开发者社区

五.RocketMQ极简入门-RocketMQ延迟消息

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更新时间 2023-08-01 11:26:30

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