[jira] [Closed] (FLINK-5890) GatherSumApply broken when object reuse enabled
[
https://issues.apache.org/jira/browse/FLINK-5890?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Greg Hogan closed FLINK-5890.
-
Resolution: Fixed
Fixed in 524b20f2db70fc4afba3a539fbf249c6d768ab4f
> GatherSumApply broken when object reuse enabled
> ---
>
> Key: FLINK-5890
> URL: https://issues.apache.org/jira/browse/FLINK-5890
> Project: Flink
> Issue Type: Bug
> Components: Gelly
>Affects Versions: 1.3.0
>Reporter: Greg Hogan
>Assignee: Greg Hogan
> Fix For: 1.3.0
>
>
> {{GatherSumApplyIteration.SumUdf.reduce}} can store a value from {{arg1}} in
> the new {{Tuple2}} which can be overwritten in {{ReduceDriver}}. We need to
> swap {{arg0.f1}} and {{arg1.f1}} when this happens (as done in
> {{ReduceDriver}} for the returned results).
> {code}
> @Override
> public Tuple2 reduce(Tuple2 arg0, Tuple2 arg1) throws
> Exception {
> K key = arg0.f0;
> M result = this.sumFunction.sum(arg0.f1, arg1.f1);
> return new Tuple2<>(key, result);
> }
> {code}
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[jira] [Closed] (FLINK-5890) GatherSumApply broken when object reuse enabled
[
https://issues.apache.org/jira/browse/FLINK-5890?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Greg Hogan closed FLINK-5890.
-
Resolution: Fixed
Fixed in 694794eb6cbb63dace5a3389a99878f952f0faa5
> GatherSumApply broken when object reuse enabled
> ---
>
> Key: FLINK-5890
> URL: https://issues.apache.org/jira/browse/FLINK-5890
> Project: Flink
> Issue Type: Bug
> Components: Gelly
>Affects Versions: 1.3.0
>Reporter: Greg Hogan
>Assignee: Greg Hogan
> Fix For: 1.3.0
>
>
> {{GatherSumApplyIteration.SumUdf.reduce}} can store a value from {{arg1}} in
> the new {{Tuple2}} which can be overwritten in {{ReduceDriver}}. We need to
> swap {{arg0.f1}} and {{arg1.f1}} when this happens (as done in
> {{ReduceDriver}} for the returned results).
> {code}
> @Override
> public Tuple2 reduce(Tuple2 arg0, Tuple2 arg1) throws
> Exception {
> K key = arg0.f0;
> M result = this.sumFunction.sum(arg0.f1, arg1.f1);
> return new Tuple2<>(key, result);
> }
> {code}
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