[ https://issues.apache.org/jira/browse/HIVE-4109?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Brock Noland updated HIVE-4109: ------------------------------- Description: Cam up in the review of HIVE-4093. Ashutosh {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} Harish {noformat} The first one doesn't make sense, right? Order on a subset of the partition columns The second one: Can we do this with the Hive ReduceOp have the orderColumns be in a different order than the key columns? {noformat} was: 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} > 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. > Ashutosh > {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} > Harish > {noformat} > The first one doesn't make sense, right? Order on a subset of the partition > columns > The second one: Can we do this with the Hive ReduceOp have the orderColumns > be in a different order than the key columns? > {noformat} -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira