xuyangzhong opened a new pull request, #26752: URL: https://github.com/apache/flink/pull/26752
## What is the purpose of the change This pr aims to do two things: 1. tell us what happens in `StreamingDeltaJoinOperatorTest` instead of hanging the CI 2. this pr is also trying to fix the potential bugs causing the hang for `ConcurrentModificationException` while copying list in tests  ## Brief change log - *Collect exceptions when doing delta join* - *Avoid ConcurrentModificationException when copying list* ## Verifying this change New and existent tests can cover this pr. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): no - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: no - The serializers: no - The runtime per-record code paths (performance sensitive): no - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: no - The S3 file system connector: no ## Documentation - Does this pull request introduce a new feature? no - If yes, how is the feature documented? -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
