WebJun 22, 2024 · public class SideOutputExample { /** * We need to create an {@link OutputTag} so that we can reference it when emitting data to a * side output and also to … http://isolves.com/it/cxkf/bk/2024-04-12/73491.html
Streaming analytics with Java and Apache Flink - Oracle
WebThe following examples show how to use org.apache.flink.api.common.io.InitializeOnMaster. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. ... ("unchecked") protected void … WebAug 31, 2024 · Only process functions can use side outputs (which you write to via ctx.output ). A MapFunction automatically sends the return value of its map method downstream (toward the sink). It works this way because a map is a one-to-one mapping from inputs to outputs. Most other function types (e.g., process functions, flatmaps) are … cine tepeyac
org.apache.flink.api.common.io.InitializeOnMaster Java Exaples
WebSep 15, 2024 · Flink 侧流输出源码解析. Flink 的 side output 为我们提供了侧流(分流)输出的功能,根据条件可以把一条流分为多个不同的流,之后做不同的处理逻辑,下面就 … WebJun 8, 2024 · I am new to Flink i am doing a pattern matching using apache flink where the list of patterns are present in broadcast state and iterating through the patterns in processElements function to find the ... (inputValue.f0, inputValue.f1)); break; } } // Writing output to sideout if no rule is matched ctx.output(Output.unMatchedSideOutput, new ... WebJun 22, 2024 · import org.apache.flink.streaming.examples.wordcount.util.WordCountData; * An example that illustrates the use of side output. * and only emits some words for counting while emitting the other words to a side output. * side output and also to retrieve the side output stream from an operation. diabound kernel yugioh