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https://issues.apache.org/jira/browse/HIVE-9009?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pengcheng Xiong updated HIVE-9009:
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Summary: order by meaning for the last subquery in Hive is different from
other main stream DBMS (was: order by)
> order by meaning for the last subquery in Hive is different from other main
> stream DBMS
> ---------------------------------------------------------------------------------------
>
> Key: HIVE-9009
> URL: https://issues.apache.org/jira/browse/HIVE-9009
> Project: Hive
> Issue Type: Sub-task
> Reporter: Pengcheng Xiong
>
> Currently Hive will treat
> select id from A
> union all
> select id from B
> order by id
> as
> select id from A
> union all
> (select id from B
> order by id)
> However, it should be treated as
> (select id from A
> union all
> select id from B)
> order by id
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