wnob opened a new pull request #2595: URL: https://github.com/apache/calcite/pull/2595
Make the unknown `RelDataType` distinct from the null `RelDataType`, and make the casting rules logical. See [CALCITE-4872](https://issues.apache.org/jira/browse/CALCITE-4872). -- 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]
