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flink-kafka's Introduction

install kafka

https://www.digitalocean.com/community/tutorials/how-to-install-apache-kafka-on-ubuntu-20-04

install flink

https://data-flair.training/blogs/apache-flink-installation-on-ubuntu/

build and deploy

rm -rf target  ; mvn package

open flink ui

http://:8081/#/job-manager/metrics

upload and submit the jar

create topics

/home/kafka/kafka_2.13-2.6.2/bin/kafka-console-producer.sh --broker-list localhost:9092 --topic flink_input
/home/kafka/kafka_2.13-2.6.2/bin/kafka-console-consumer.sh --bootstrap-server localhost:9092 --topic flink_output

run producer and consumer

/home/kafka/kafka_2.13-2.6.2/bin/kafka-topics.sh --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic flink_input
/home/kafka/kafka_2.13-2.6.2/bin/kafka-topics.sh --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic flink_output

references

java kafka-flink-data-pipeline

apache-flink-installation-on-ubuntu

install-apache-kafka-on-ubuntu-20-04

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