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Posted to dev@lucene.apache.org by "Adrien Grand (JIRA)" <ji...@apache.org> on 2015/09/01 11:40:45 UTC
[jira] [Resolved] (LUCENE-6756) Give MatchAllDocsQuery a dedicated
BulkScorer
[ https://issues.apache.org/jira/browse/LUCENE-6756?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Adrien Grand resolved LUCENE-6756.
----------------------------------
Resolution: Fixed
Fix Version/s: 5.4
> Give MatchAllDocsQuery a dedicated BulkScorer
> ---------------------------------------------
>
> Key: LUCENE-6756
> URL: https://issues.apache.org/jira/browse/LUCENE-6756
> Project: Lucene - Core
> Issue Type: Improvement
> Reporter: Adrien Grand
> Assignee: Adrien Grand
> Priority: Minor
> Fix For: 5.4
>
> Attachments: LUCENE-6756.patch, MABench.java
>
>
> MatchAllDocsQuery currently uses the default BulkScorer, which creates a Scorer and iterates over matching doc IDs up to NO_MORE_DOCS. I tried to build a dedicated BulkScorer, which seemed to help remove abstractions as it helped improve throughput by a ~2x factor with simple collectors.
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