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Posted to issues@drill.apache.org by "Deneche A. Hakim (JIRA)" <ji...@apache.org> on 2016/01/20 03:58:39 UTC
[jira] [Updated] (DRILL-4289) window functions give different
results if star is used in inner query
[ https://issues.apache.org/jira/browse/DRILL-4289?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Deneche A. Hakim updated DRILL-4289:
------------------------------------
Attachment: b1p1tbl.json
attached b1p1tbl json file
> window functions give different results if star is used in inner query
> ----------------------------------------------------------------------
>
> Key: DRILL-4289
> URL: https://issues.apache.org/jira/browse/DRILL-4289
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Affects Versions: 1.5.0
> Reporter: Deneche A. Hakim
> Attachments: b1p1tbl.json
>
>
> The following queries give different results, although they are similar:
> {noformat}
> SELECT position_id, COUNT(*) OVER w AS `count` FROM (SELECT position_id FROM `/b1p2tbl` ORDER BY employee_id, sub) WINDOW w AS (PARTITION BY position_id);
> +--------------+--------+
> | position_id | count |
> +--------------+--------+
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 1 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> | 2 | 10 |
> +--------------+--------+
> {noformat}
> {noformat}
> SELECT position_id, COUNT(*) OVER w AS `count` FROM (SELECT * FROM dfs.data.`b1p2tbl` ORDER BY employee_id, sub) WINDOW w AS (PARTITION BY position_id);
> +--------------+--------+
> | position_id | count |
> +--------------+--------+
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 1 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> | 2 | 20 |
> +--------------+--------+
> {noformat}
> the results of the second query are incorrect.
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