lucene-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Michael McCandless (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (LUCENE-7051) Remove the "estimate match count" optimization from point queries
Date Thu, 03 Mar 2016 14:36:18 GMT

    [ https://issues.apache.org/jira/browse/LUCENE-7051?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15177880#comment-15177880
] 

Michael McCandless commented on LUCENE-7051:
--------------------------------------------

Thanks for following up [~jpountz].

> Remove the "estimate match count" optimization from point queries
> -----------------------------------------------------------------
>
>                 Key: LUCENE-7051
>                 URL: https://issues.apache.org/jira/browse/LUCENE-7051
>             Project: Lucene - Core
>          Issue Type: Improvement
>            Reporter: Adrien Grand
>            Assignee: Adrien Grand
>            Priority: Minor
>             Fix For: 6.0
>
>         Attachments: LUCENE-7051.patch
>
>
> Point queries try to estimate the number of matches in the visitor so that the doc id
set that they build does not have to do it by itself. However, this is incorrect in the multi-valued
case and does not seem to buy much (if any) in terms of performance?



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: dev-unsubscribe@lucene.apache.org
For additional commands, e-mail: dev-help@lucene.apache.org


Mime
View raw message