JingDas opened a new pull request, #3365: URL: https://github.com/apache/calcite/pull/3365
Sorting is an expensive operation, however. Therefore, it is imperative that sorting is optimized to avoid unnecessary sort field. Add SortRemoveRedundantRule, it removes redundant sort fields if they are functionally dependent on other sort fields RelMdFunctionalDependency is a minimal implementation that needs to be gradually improved in the future. -- 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]
