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https://issues.apache.org/jira/browse/LUCENE-4598?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13527918#comment-13527918
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Commit Tag Bot commented on LUCENE-4598:
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[trunk commit] Shai Erera
http://svn.apache.org/viewvc?view=revision&revision=1419397

LUCENE-4598: Change PayloadIterator to not use top-level reader API

                
> Change PayloadIterator to not use top-level reader API
> ------------------------------------------------------
>
>                 Key: LUCENE-4598
>                 URL: https://issues.apache.org/jira/browse/LUCENE-4598
>             Project: Lucene - Core
>          Issue Type: Improvement
>          Components: modules/facet
>            Reporter: Michael McCandless
>         Attachments: LUCENE-4598.patch, LUCENE-4598.patch, LUCENE-4598.patch
>
>
> Currently the facet module uses MultiFields.* to pull the D&PEnum in 
> PayloadIterator, to access the payloads that store the facet ords.
> It then makes heavy use of .advance and .getPayload to visit all docIDs in 
> the result set.
> I think we should get some speedup if we go segment by segment instead ...

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