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https://issues.apache.org/jira/browse/HIVE-2344?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Amareshwari Sriramadasu updated HIVE-2344:
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Attachment: hive-patch-2344-2.txt
Here is a patch doing the change. Not pushing the filter on 'udf as column in
select' beyond select.
All tests passed with the patch.
> filter is removed due to regression of HIVE-1538
> ------------------------------------------------
>
> Key: HIVE-2344
> URL: https://issues.apache.org/jira/browse/HIVE-2344
> Project: Hive
> Issue Type: Bug
> Affects Versions: 0.8.0
> Reporter: He Yongqiang
> Assignee: Amareshwari Sriramadasu
> Fix For: 0.8.0
>
> Attachments: hive-patch-2344-2.txt, hive-patch-2344.txt,
> ppd_udf_col.q.out.txt
>
>
> select * from
> (
> select type_bucket,randum123
> from (SELECT *, cast(rand() as double) AS randum123 FROM tbl where ds = ...)
> a
> where randum123 <=0.1)s where s.randum123>0.1 limit 20;
> This is returning results...
> and
> explain
> select type_bucket,randum123
> from (SELECT *, cast(rand() as double) AS randum123 FROM tbl where ds = ...)
> a
> where randum123 <=0.1
> shows that there is no filter.
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