WebJan 21, 2024 · 1. union and connect operators. API: Union: the union operator can merge multiple data streams of the same type and generate data streams of the same type, that is, multiple DataStream [T] can be merged into a new DataStream [T]. The data will be merged according to the First In First Out mode without de duplication. Webval input: DataStream [Int] =... val outputTag = OutputTag [String]("side-output") val mainDataStream = input. process (new ProcessFunction [Int, Int] {override def …
Streaming analytics with Java and Apache Flink - Oracle
WebApr 7, 2024 · 可见状态的管理并不是一件轻松的事。. 好在 Flink 作为有状态的大数据流式处理框架,已经帮我们搞定了这一切。. Flink 有一套完整的状态管理机制,将底层一些核心功能全部封装起来,包括状态的高效存储和访问、持久化保存和故障恢复,以及资源扩展时的 ... WebJul 6, 2024 · According to the online documentation, Apache Flink is designed to run streaming analytics at any scale. Applications are parallelized into tasks that are distributed and executed in a cluster. Its asynchronous and incremental algorithm ensures minimal latency while guaranteeing “exactly once” state consistency. shark simulator crazy games
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