dajac commented on code in PR #17964: URL: https://github.com/apache/kafka/pull/17964#discussion_r1861710406
########## clients/src/main/java/org/apache/kafka/clients/consumer/internals/ConsumerMetadata.java: ########## @@ -68,7 +68,7 @@ public boolean allowAutoTopicCreation() { @Override public synchronized MetadataRequest.Builder newMetadataRequestBuilder() { - if (subscription.hasPatternSubscription()) + if (subscription.hasPatternSubscription() || subscription.hasRe2JPatternSubscription()) Review Comment: Why do we need to request all topics here? When a new regex is used, it is not different from subscribing to topic names from the consumer perspective as the consumer just receives some newly assigned topic id-partitions in both cases. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org