[ https://issues.apache.org/jira/browse/HIVE-21100?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
George Pachitariu reassigned HIVE-21100: ---------------------------------------- > Allow flattening of table subdirectories resulted when using TEZ engine and > UNION clause > ---------------------------------------------------------------------------------------- > > Key: HIVE-21100 > URL: https://issues.apache.org/jira/browse/HIVE-21100 > Project: Hive > Issue Type: Improvement > Reporter: George Pachitariu > Assignee: George Pachitariu > Priority: Minor > > Right now, when writing data into a table with Tez engine and the clause > UNION ALL is the last step of the query, Hive on Tez will create a > subdirectory for each branch of the UNION ALL. > With this patch the subdirectories are removed, and the files are renamed and > moved to the parent directory. -- This message was sent by Atlassian JIRA (v7.6.3#76005)