Kafka for Java Developer - Producer Consumer Topic in kafka Practical
1.Kafka installation start kafka and zookeeper
2. kafka topic,producer and consumer
4.springboot app for kafka
3. will will talk about some more coammds
1. https://kafka.apache.org/downloads
2. tar xvzf file. tar.
start kafka anad zookeeper
.\bin\windows\zookeeper-server-start.bat .\config\zookeeper.properties
.\bin\windows\kafka-server-start.bat .\config\server.properties
1. -command to create kafka topic in windows :
go inside bin/windows and open terminal and hit command
kafka-topics.bat --bootstrap-server localhost:9092 -topic lunch --create partitions 1 --replication-factor 1
2. How to check list of created topics in windows
kafka-topics.bat --bootstrap-server localhost:9092 --list
3.you can descriibe and check your topic created correctly or not
kafka-topics.bat --bootstrap-server localhost:9092 --describe lunchbox
4. Create kafka producer :
kafka-console-producer.bat --bootstrap-server localhost:9092 --topic lunchbox
5. create kafka consumer
kafka-console-consumer.bat --bootstrap-server localhost:9092 --topic lunchbox
kafka-console-consumer.bat --bootstrap-server localhost:9092 --topic lunchbox --from-beginning
Check list of consumers who consumes the message
6. kafka-consumer-groups.bat --bootstrap-server localhost:9092 --list
7. Describe kafka consumer group
kafka-consumer-groups.bat --bootstrap-server localhost:9092 --describe --group console-consumer-44423
8.offsetlist
kafka-topics.bat --bootstrap-server localhost:9092 --list
9.kafka-console-consumer.bat --bootstrap-server localhost:9092 --topic lunchbox --group hotelgroup
Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications