Keith G Yu created DRILL-7348:
---------------------------------
Summary: Aggregate on Subquery with Select Distinct or UNION fails
to Group By
Key: DRILL-7348
URL: https://issues.apache.org/jira/browse/DRILL-7348
Project: Apache Drill
Issue Type: Bug
Components: Functions - Drill
Affects Versions: 1.15.0
Reporter: Keith G Yu
The following query fails to group properly.
{code:java}
SELECT date, COUNT(1)
FROM (
SELECT DISTINCT
id,
date,
status
FROM table(dfs.`path`(type => 'text', fieldDelimiter => ',', extractHeader
=> TRUE))
)
GROUP BY 1{code}
This also fails to group properly.
{code:java}
SELECT date, COUNT(1)
FROM (
SELECT
id,
date,
status
FROM table(dfs.`path1`(type => 'text', fieldDelimiter => ',', extractHeader
=> TRUE))
UNION
SELECT
id,
date,
status
FROM table(dfs.`path2`(type => 'text', fieldDelimiter => ',', extractHeader
=> TRUE))
)
GROUP BY 1
{code}
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