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From "Yonik Seeley (JIRA)" <j...@apache.org>
Subject [jira] Commented: (LUCENE-730) Restore top level disjunction performance
Date Mon, 16 Apr 2007 19:33:15 GMT

    [ https://issues.apache.org/jira/browse/LUCENE-730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12489206
] 

Yonik Seeley commented on LUCENE-730:
-------------------------------------

32 is the max number of required + prohibited clauses in the orig BooleanScorer (because it
uses an int as a bitfield for each document in the current id range being considered).

> Restore top level disjunction performance
> -----------------------------------------
>
>                 Key: LUCENE-730
>                 URL: https://issues.apache.org/jira/browse/LUCENE-730
>             Project: Lucene - Java
>          Issue Type: Improvement
>          Components: Search
>            Reporter: Paul Elschot
>            Priority: Minor
>         Attachments: TopLevelDisjunction20061127.patch
>
>
> This patch restores the performance of top level disjunctions. 
> The introduction of BooleanScorer2 had impacted this as reported
> on java-user on 21 Nov 2006 by Stanislav Jordanov.

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