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Posted to issues@drill.apache.org by "Chun Chang (JIRA)" <ji...@apache.org> on 2015/04/30 02:15:06 UTC
[jira] [Created] (DRILL-2914) regression: Mondrian query534.q,
drill give wrong result
Chun Chang created DRILL-2914:
---------------------------------
Summary: regression: Mondrian query534.q, drill give wrong result
Key: DRILL-2914
URL: https://issues.apache.org/jira/browse/DRILL-2914
Project: Apache Drill
Issue Type: Bug
Components: Execution - Relational Operators
Affects Versions: 0.9.0
Reporter: Chun Chang
Assignee: Chris Westin
Priority: Critical
#Wed Apr 29 14:39:22 EDT 2015
git.commit.id.abbrev=f5b0f49
Running mondrian tests and noticed several regressions. This one is related to group by with select * subquery.
{code}
SELECT gender2.gender AS c0
FROM (SELECT *
FROM customer) AS gender2
GROUP BY gender2.gender
ORDER BY gender2.gender ASC nulls last;
{code}
Correct result from postgres:
{code}
foodmart=# select gender2.gender as c0 from (SELECT * FROM customer) as gender2 group by gender2.gender order by gender2.gender ASC NULLS LAST;
c0
----
F
M
(2 rows)
{code}
Wrong result from drill:
{code}
0: jdbc:drill:schema=dfs.drillTestDirAdvanced> select gender2.gender as c0 from (SELECT * FROM customer) as gender2 group by gender2.gender order by gender2.gender ASC NULLS LAST;
+------------+
| c0 |
+------------+
| null |
+------------+
{code}
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