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LCER commented on FLINK-27738: ------------------------------ [~fsk119] ,thank you for your reply , if the topic name is not exists when use KafkaSink to send message, it will automatic creation, so i want to modify the topic properties; Now I use pre generated topic to resove this problem , but I don't think is a good idea; > instance KafkaSink support config topic properties > -------------------------------------------------- > > Key: FLINK-27738 > URL: https://issues.apache.org/jira/browse/FLINK-27738 > Project: Flink > Issue Type: Improvement > Components: Connectors / Kafka > Affects Versions: 1.15.0 > Reporter: LCER > Priority: Major > > I use KafkaSink to config Kafka information as following: > *KafkaSink.<String>builder()* > *.setBootstrapServers(brokers)* > *.setRecordSerializer(KafkaRecordSerializationSchema.builder()* > *.setTopicSelector(topicSelector)* > *.setValueSerializationSchema(new SimpleStringSchema())* > *.build()* > *)* > *.setDeliverGuarantee(DeliveryGuarantee.EXACTLY_ONCE)* > *.setKafkaProducerConfig(properties)* > *.build();* > *----------------* > *I can't find any method to support config topic properties* -- This message was sent by Atlassian Jira (v8.20.7#820007)