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https://issues.apache.org/jira/browse/TEZ-391?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jeff Zhang updated TEZ-391:
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Attachment: TEZ-391-WIP-7.patch
> SharedEdge - Support for passing same output from a vertex as input to two
> different vertices
> ---------------------------------------------------------------------------------------------
>
> Key: TEZ-391
> URL: https://issues.apache.org/jira/browse/TEZ-391
> Project: Apache Tez
> Issue Type: Sub-task
> Reporter: Rohini Palaniswamy
> Assignee: Jeff Zhang
> Attachments: Shared Edge Design.pdf, TEZ-391-WIP-1.patch,
> TEZ-391-WIP-2.patch, TEZ-391-WIP-3.patch, TEZ-391-WIP-4.patch,
> TEZ-391-WIP-5.patch, TEZ-391-WIP-6.patch, TEZ-391-WIP-7.patch
>
>
> We need this for lot of usecases. For cases where multi-query is turned off
> and for optimizing unions. Currently those are BROADCAST or ONE-ONE edges and
> we write the output multiple times.
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