snuyanzin opened a new pull request, #21945: URL: https://github.com/apache/flink/pull/21945
## What is the purpose of the change The adds support for serialization/deserialization of interval types on sql gateway level to make queries ```sql SELECT INTERVAL '1' DAY; SELECT INTERVAL '2' YEAR; ``` working again. Also it hardens modifiers for tests since in case of junit5 package private is enough ## Verifying this change There were added tests for month year and date time intervals ## 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: (yes ) - 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? (not applicable) -- 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: issues-unsubscr...@flink.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org