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https://issues.apache.org/jira/browse/HIVE-17287?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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liyunzhang_intel updated HIVE-17287:
Attachment: compare_groupby_groupby_rollup.png
> HoS can not deal with skewed data group by
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https://issues.apache.org/jira/browse/HIVE-17287?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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liyunzhang_intel updated HIVE-17287:
Attachment: not_stages_completed_but_job_completed.PNG
> HoS can not deal with skewed data
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https://issues.apache.org/jira/browse/HIVE-17287?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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liyunzhang_intel updated HIVE-17287:
Attachment: query67-groupby_shuffle_metric.png
> HoS can not deal with skewed data group by
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https://issues.apache.org/jira/browse/HIVE-17287?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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liyunzhang_intel updated HIVE-17287:
Attachment: query67-fail-at-groupby.png
the attached query67-fail-at-groupby.png shows that
