vineetgarg02 opened a new pull request #567: HIVE-21382: Group by keys reduction optimization - keys are not reduced in query23 URL: https://github.com/apache/hive/pull/567 [HIVE-21382](https://issues.apache.org/jira/browse/HIVE-21382) Further enhancements to Group by key reduction in presence of PK/UNIQUE constraints. This patch enables reducing keys in following cases: * If group by keys originate from multiple tables (e.g. GBY after JOIN) * If group by keys contain deterministic expression
---------------------------------------------------------------- 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] With regards, Apache Git Services
