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https://issues.apache.org/jira/browse/BEAM-4405?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Henning Rohde reassigned BEAM-4405:
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Assignee: (was: Henning Rohde)
> Support SortValues GroupByKey extension
> ---------------------------------------
>
> Key: BEAM-4405
> URL: https://issues.apache.org/jira/browse/BEAM-4405
> Project: Beam
> Issue Type: Improvement
> Components: sdk-go
> Reporter: Cody Schroeder
> Priority: Major
>
> A port of the Java
> [SortValues|https://beam.apache.org/documentation/sdks/java-extensions/]
> extension would be helpful in the Go SDK.
> Brief summary of the extension: for a GroupByKey or CoGroupByKey operation,
> allow the user to specify that the value streams per key should be sorted
> (either by their byte encoding or by a secondary sort key) upon delivery the
> user's ParDo.
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