LuciferYang edited a comment on pull request #24809: URL: https://github.com/apache/spark/pull/24809#issuecomment-711731731
Case 1: ``` SELECT 1 UNION SELECT 1 ``` Failed Case 2: ``` (SELECT 1) UNION SELECT 1 ``` Passed Case 3: ``` SELECT 1 UNION DISTINCT SELECT 1 ``` Passed Case 4: ``` SELECT 1 UNION All SELECT 1 ``` Passed ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
