Matt McCline created HIVE-11386: ----------------------------------- Summary: Improve Vectorized GROUP BY Performance (Phase 1) Key: HIVE-11386 URL: https://issues.apache.org/jira/browse/HIVE-11386 Project: Hive Issue Type: Bug Components: Hive Reporter: Matt McCline Assignee: Matt McCline Priority: Critical
Improve vectorized GROUP BY performance, with an eye towards the new LLAP memory management (dramatically reduce the number of Java object, allocate very large objects, etc). -- This message was sent by Atlassian JIRA (v6.3.4#6332)