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https://issues.apache.org/jira/browse/AVRO-513?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12879604#action_12879604
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Tom White commented on AVRO-513:
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+1
> java mapreduce api should pass iterator of matching objects to reduce
> ---------------------------------------------------------------------
>
> Key: AVRO-513
> URL: https://issues.apache.org/jira/browse/AVRO-513
> Project: Avro
> Issue Type: Improvement
> Components: java
> Reporter: Doug Cutting
> Assignee: Doug Cutting
> Fix For: 1.4.0
>
> Attachments: AVRO-513.patch, AVRO-513.patch, AVRO-513.patch,
> AVRO-513.patch
>
>
> The Java mapreduce API added in AVRO-493 requires reducers implementations to
> explicitly detect sequences of matching data.
> Rather the reduce method might better look something like:
> void reduce(Iterator<IN>, Collector<OUT>);
> Where all equal values are passed in a single call.
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