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Posted to issues@flink.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2016/04/11 17:55:25 UTC
[jira] [Commented] (FLINK-2998) Support range partition comparison
for multi input nodes.
[ https://issues.apache.org/jira/browse/FLINK-2998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15235343#comment-15235343 ]
ASF GitHub Bot commented on FLINK-2998:
---------------------------------------
Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/1838#discussion_r59229663
--- Diff: flink-optimizer/src/main/java/org/apache/flink/optimizer/dag/TwoInputNode.java ---
@@ -454,6 +463,14 @@ public void computeInterestingPropertiesForInputs(CostEstimator estimator) {
}
}
+ if (child2.getInputs().iterator().hasNext()) {
--- End diff --
Same as above.
> Support range partition comparison for multi input nodes.
> ---------------------------------------------------------
>
> Key: FLINK-2998
> URL: https://issues.apache.org/jira/browse/FLINK-2998
> Project: Flink
> Issue Type: New Feature
> Components: Optimizer
> Reporter: Chengxiang Li
> Priority: Minor
>
> The optimizer may have potential opportunity to optimize the DAG while it found two input range partition are equivalent, we does not support the comparison yet.
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