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https://issues.apache.org/jira/browse/LUCENE-6630?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ryan Ernst updated LUCENE-6630:
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Attachment: LUCENE-6630.patch
Patch.
> Further improve memory of FieldInfos
> ------------------------------------
>
> Key: LUCENE-6630
> URL: https://issues.apache.org/jira/browse/LUCENE-6630
> Project: Lucene - Core
> Issue Type: Bug
> Reporter: Ryan Ernst
> Attachments: LUCENE-6630.patch
>
>
> In LUCENE-6325, FieldInfos were improved to use an array except in very
> sparse cases. In the sparse cases, a TreeMap is still used. However, even in
> the sparse case, we can still use an array, and then use binary search. The
> perf will be equivalent, but memory use should be much less.
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