slinkydeveloper commented on pull request #17658: URL: https://github.com/apache/flink/pull/17658#issuecomment-959568529
@matriv regarding testing the rules in `CastFunctionsITCase`, I effectively found out that the row, array and map rules doesn't work, because some validation steps before (`SqlValidatorImpl` and `LogicalTypeCasts`) thinks the cast combination is invalid. Because the goal of this PR is to simply port the logic from `ScalarOperatorGens` to the new rules, perhaps should we tackle the issue of "exposing" the rules in the context of https://issues.apache.org/jira/browse/FLINK-21456? -- 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]
