Github user sunjincheng121 commented on the issue: https://github.com/apache/flink/pull/4157 I have update the PR. The change is Move setAggregationResults from processElement method to onTimer method. Benefits are: * Reduce the delay. * Reduce row copy. Welcome anybody to review. Best, SunJincheng
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---