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Posted to issues@hive.apache.org by "Lefty Leverenz (JIRA)" <ji...@apache.org> on 2015/06/04 08:19:38 UTC
[jira] [Updated] (HIVE-10826) Support min()/max() functions over x
preceding and y preceding windowing
[ https://issues.apache.org/jira/browse/HIVE-10826?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Lefty Leverenz updated HIVE-10826:
----------------------------------
Labels: TODOC1.3 (was: )
> Support min()/max() functions over x preceding and y preceding windowing
> -------------------------------------------------------------------------
>
> Key: HIVE-10826
> URL: https://issues.apache.org/jira/browse/HIVE-10826
> Project: Hive
> Issue Type: Sub-task
> Components: PTF-Windowing
> Reporter: Aihua Xu
> Assignee: Aihua Xu
> Labels: TODOC1.3
> Fix For: 1.3.0
>
> Attachments: HIVE-10826.patch
>
>
> Currently the query
> {noformat}
> select key, value, min(value) over (partition by key order by value rows between 1 preceding and 1 preceding) from small;
> {noformat}
> doesn't work. It failed with
> {noformat}
> java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while processing row (tag=0) {"key":{"reducesinkkey0":"2"},"value":{"_col0":"500"}}
> at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:256)
> at org.apache.hadoop.mapred.ReduceTask.runOldReducer(ReduceTask.java:506)
> at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:447)
> at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:449)
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Hive Runtime Error while processing row (tag=0) {"key":{"reducesinkkey0":"2"},"value":{"_col0":"500"}}
> at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:244)
> ... 3 more
> Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: Internal Error: cannot generate all output rows for a Partition
> at org.apache.hadoop.hive.ql.udf.ptf.WindowingTableFunction.finishPartition(WindowingTableFunction.java:520)
> at org.apache.hadoop.hive.ql.exec.PTFOperator$PTFInvocation.finishPartition(PTFOperator.java:337)
> at org.apache.hadoop.hive.ql.exec.PTFOperator.process(PTFOperator.java:114)
> at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:837)
> at org.apache.hadoop.hive.ql.exec.SelectOperator.process(SelectOperator.java:88)
> at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:235)
> {noformat}
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