mylinyuzhi created HIVE-5118:
--------------------------------
Summary: hive.groupby.skewindata not merge the middle result
Key: HIVE-5118
URL: https://issues.apache.org/jira/browse/HIVE-5118
Project: Hive
Issue Type: Bug
Components: Query Processor
Affects Versions: 0.11.0
Environment: ubuntu12.04,hive-0.11.0,hadoop1.02
Reporter: mylinyuzhi
set hive.groupby.skewindata=true;
select count(distinct uid) as uid,type from test
where dt='20130818
group by type;
just one job.not merge the middle result.
the output like:
100 1
200 2
300 1
400 2
it should be:
400 1
600 2
--
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
