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https://issues.apache.org/jira/browse/CRUNCH-191?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gabriel Reid updated CRUNCH-191:
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Attachment: CRUNCH-191.patch
Patch to resolve issue.
> Object reuse bug in o.a.c.lib.Distinct
> --------------------------------------
>
> Key: CRUNCH-191
> URL: https://issues.apache.org/jira/browse/CRUNCH-191
> Project: Crunch
> Issue Type: Bug
> Reporter: Gabriel Reid
> Attachments: CRUNCH-191.patch
>
>
> A DoFn in the o.a.c.lib.Distinct class holds on to values in a local buffer,
> but doesn't deep copy the values where necessary. This can lead to unexpected
> issues with the well-known object-reuse bug, particularly if the same value
> is used by multiple DoFns.
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