Brock Noland created HIVE-4109:
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Summary: Partition by column does not have to be in order by
Key: HIVE-4109
URL: https://issues.apache.org/jira/browse/HIVE-4109
Project: Hive
Issue Type: Bug
Components: PTF-Windowing
Reporter: Brock Noland
Cam up in the review of HIVE-4093.
{noformat}
I am not sure if this is illegal query. I tried following two queries in
postgres, both of them succeeded.
select p_mfgr, avg(p_retailprice) over(partition by p_mfgr, p_type order by
p_mfgr) from part;
select p_mfgr, avg(p_retailprice) over(partition by p_mfgr order by
p_type,p_mfgr) from part;
{noformat}
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