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https://issues.apache.org/jira/browse/FLINK-932?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14037349#comment-14037349 ]
ASF GitHub Bot commented on FLINK-932:
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GitHub user skunert opened a pull request:
https://github.com/apache/incubator-flink/pull/29 SemanticProperties for Projections
This PR deals with
https://issues.apache.org/jira/browse/FLINK-932
ProjectionJoins, Crosses and the regular project operator get their SemanticProperties generated automatically. Additionally, I disables withConstantSet() for ProjectJoins and Crosses because it can cause conflicts.
You can merge this pull request into a Git repository by running:
$ git pull
https://github.com/skunert/incubator-flink projection_fix
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-flink/pull/29.patchTo close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #29
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commit 73e14235fb40fd76a7a2bb57ba07eca0f23421d8
Author: sebastian kunert <
[hidden email]>
Date: 2014-06-19T13:59:36Z
introduced automaitc generation of semantic props for projections
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> Create Semantic Properties from Project Joins
> ---------------------------------------------
>
> Key: FLINK-932
> URL:
https://issues.apache.org/jira/browse/FLINK-932> Project: Flink
> Issue Type: Bug
> Reporter: Stephan Ewen
> Assignee: Sebastian Kunert
>
> The Project Joins do not create semantic properties right now, which looses optimization potential.
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