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Posted to dev@lucene.apache.org by "Adrien Grand (JIRA)" <ji...@apache.org> on 2015/05/19 11:17:59 UTC
[jira] [Commented] (LUCENE-6458) MultiTermQuery's FILTER rewrite
method should support skipping whenever possible
[ https://issues.apache.org/jira/browse/LUCENE-6458?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14550096#comment-14550096 ]
Adrien Grand commented on LUCENE-6458:
--------------------------------------
If there are no objections, I plan on committing the patch with a threshold of 16 to be on the safe side, and we can revisit later if we want to increase it.
> MultiTermQuery's FILTER rewrite method should support skipping whenever possible
> --------------------------------------------------------------------------------
>
> Key: LUCENE-6458
> URL: https://issues.apache.org/jira/browse/LUCENE-6458
> Project: Lucene - Core
> Issue Type: Improvement
> Reporter: Adrien Grand
> Assignee: Adrien Grand
> Priority: Minor
> Attachments: LUCENE-6458.patch, LUCENE-6458.patch, wikimedium.10M.nostopwords.tasks
>
>
> Today MultiTermQuery's FILTER rewrite always builds a bit set fom all matching terms. This means that we need to consume the entire postings lists of all matching terms. Instead we should try to execute like regular disjunctions when there are few terms.
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