坚持才会胜利

1.启动kafka集群在每台机器上启动bin/kafka-server-start.sh config/server.properties2.查看当前服务器中的所有topicbin/kafka-topics.sh --list --zookeeper zk01:21813.创建topicbin/kafka-topics.sh --create --zookeeper mini1...

使用win7用idea进行kafka进行生产者消费者远程连接时出现[kafka-producer-network-thread | producer-1] WARN org.apache.kafka.clients.NetworkClient - [Producer clientId=producer-1] Connection to node -3 could not be establis...

1.idea新建maven项目，导入配置文件pom.xml<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ...

import java.sql.Timestampimport org.apache.spark.sql.streaming.OutputModeimport org.apache.spark.sql.{DataFrame, Dataset, SparkSession}object StructStreamingWindows { def main(args: Array[String...