WebSupport for Scala 2.11 has been removed in FLINK-20845 . All Flink dependencies that (transitively) depend on Scala are suffixed with the Scala version that they are built for, for example flink-streaming-scala_2.12. Users should update all Flink dependecies, changing “2.11” to “2.12”. WebFlink 统计当日的UV、PV 测试环境: flink 1.7.2 1、数据流程 a.模拟数据生成,发送到kafka(json 格式) b.flink 读取数据,count c. 输出数据到kafka(为了方便查看,输出了一份到控制台) 2、模拟数据生成器 数据格式如下 : {"id" : 1, "createTime" : "2024-05-24 10:36:43.707"} id 为数据生成的序号(累加),时间为数据时间(默认为数据生成时间) …
Apache Flink and Kafka: Simple Example with Scala
WebJan 19, 2024 · 要使用Scala写出Flink从Kafka中消费topic,你可以遵循以下步骤: 1. 创建Flink程序:创建一个新的Scala程序或导入现有的Scala项目。 2. 引入Flink依赖:在项 … Web节点1,IP为192.168.0.4,主机名为node2. 节点1,IP为192.168.0.5,主机名为node3. 2、本地启动(Local) 最简单的启动方式是直接本地启动,不搭建集群,直接解压安装包就可以 … east coast amateur radio service
使用Flink消费kafka中的数据,统计实时营业额存入redis中_scala …
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