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Posted to dev@hive.apache.org by "Amareshwari Sriramadasu (JIRA)" <ji...@apache.org> on 2011/08/09 13:01:27 UTC
[jira] [Updated] (HIVE-2344) filter is removed due to regression of
HIVE-1538
[ https://issues.apache.org/jira/browse/HIVE-2344?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Amareshwari Sriramadasu updated HIVE-2344:
------------------------------------------
Attachment: ppd_udf_col.q.out.txt
bq. Any other filter on 'udf selected as column alias in select' will also be pushed down always.
Attaching test output with faulty explain plans.
> 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
> Reporter: He Yongqiang
> Assignee: Amareshwari Sriramadasu
> Attachments: 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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