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https://issues.apache.org/jira/browse/JENA-1507?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16397107#comment-16397107
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ASF GitHub Bot commented on JENA-1507:
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GitHub user afs opened a pull request:
https://github.com/apache/jena/pull/382
JENA-1507: Fixes for aggregates when no WHERE match.
This includes the two commits of PR #381.
Commit 8a64ffee are the actual functional changes for JENA-1507.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/afs/jena jena-1507_aggregates
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/jena/pull/382.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #382
----
commit eb3b9beda79d35347daea1925752306b4ef5911f
Author: Andy Seaborne <andy@...>
Date: 2018-03-13T13:59:35Z
Remove test printing. Remove info warnings.
commit 459a2b88f5e9544e5ddcc9979914eb0dca14b0d7
Author: Andy Seaborne <andy@...>
Date: 2018-03-13T14:00:06Z
Reformat
commit 8a64ffeef483df37bcbd313ada28104a945d2027
Author: Andy Seaborne <andy@...>
Date: 2018-03-13T15:21:29Z
JENA-1507: No rows when no match if GROUP BY used
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> GROUP BY and aggregates when there are no matching of the WHERE pattern.
> ------------------------------------------------------------------------
>
> Key: JENA-1507
> URL: https://issues.apache.org/jira/browse/JENA-1507
> Project: Apache Jena
> Issue Type: Bug
> Components: ARQ
> Affects Versions: Jena 3.6.0
> Reporter: Andy Seaborne
> Assignee: Andy Seaborne
> Priority: Major
>
> There are two bugs in ARQs handling of grouping when there are no results in
> the WHERE clause.
> When there is a GROUP BY, the outcome should be no rows.
> * JENA-1487
> * [users list
> discussion|https://lists.apache.org/thread.html/72c2045e639c589880619443beafec5be963733e0f9f0887e134d467@%3Cusers.jena.apache.org%3E]
> When there is no GROUP BY, no aggregates, and no pattern match, the result
> should be one row of no columns; when there is no GROUP BY, the result is
> always one row. It returns zero rows (v3.6.0 and before).
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