[jira] [Commented] (HIVE-16698) HoS should avoid mapjoin optimization in case of union and using table stats

[ https://issues.apache.org/jira/browse/HIVE-16698?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16014600#comment-16014600 ] Hive QA commented on HIVE-16698: Here are the results of testing the latest attachment:

[jira] [Commented] (HIVE-16698) HoS should avoid mapjoin optimization in case of union and using table stats

[ https://issues.apache.org/jira/browse/HIVE-16698?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16014556#comment-16014556 ] Xuefu Zhang commented on HIVE-16698: +1 pending on tests > HoS should avoid mapjoin o