Hi Kant, You are right. It is not needed since Kafka 0.9+. We already have an issue to make it optional. https://issues.apache.org/jira/browse/FLINK-16125
Best, Jark On Tue, 3 Mar 2020 at 20:17, kant kodali <kanth...@gmail.com> wrote: > Hi All, > > The zookeeper.connect is not needed for KafkaConsumer or KafkaAdminClient > however Flink requires it. You can also see in the Flink TaskManager logs > the KafkaConsumer is not recognizing this property anyways. > > bsTableEnv.connect( > new Kafka() > .property("bootstrap.servers", "localhost:9092") > .property("zookeeper.connect", "localhost:2181") > > > 2020-03-03 03:48:54,644 WARN > org.apache.flink.kafka.shaded.org.apache.kafka.clients.consumer. > ConsumerConfig - The configuration 'zookeeper.connect' was supplied but > isn't a known config. >