Kafka Stream简介 -解道Jdon



Kafka Stream简介 -解道Jdon

Kafka Stream是一个库包,意味着可以随着代码运行和发布,没有资源管理,没有主从节点等等,那么如何以分布式方式处理来自Kafak的topic数据?当你创建你的流,你指定一个应用id,当新的节点使用指定的应用id注册到Kafka的broker中时,被分配到每个节点topic分区将重新负载平衡,每个节点会接受到任务列表(分区+topology)用来运行。

还有流操作的标准操作如map和filter都适合Kafka Stream,Kafka Stream还支持有状态处理器,窗口设置,joining和聚合操作。


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