Zoltan Haindrich created HIVE-25311: ---------------------------------------
Summary: Slow compilation of union operators with >100 branches Key: HIVE-25311 URL: https://issues.apache.org/jira/browse/HIVE-25311 Project: Hive Issue Type: Improvement Reporter: Zoltan Haindrich Assignee: Zoltan Haindrich during the processing of an N way union operator the full plan is cloned N times; which might hurt compilation time performance -- This message was sent by Atlassian Jira (v8.3.4#803005)