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https://issues.apache.org/jira/browse/JCR-1196?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12561441#action_12561441
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Ard Schrijvers commented on JCR-1196:
-------------------------------------

Hello Martin, 

I reproduced your problems, but they are not related to this jira issue. I'll 
post a mail to the user list describing the set of problems you have, and the 
(easy) solutions

> Optimize queries for DescendantSelfAxisWeight/ChildAxisQuery
> ------------------------------------------------------------
>
>                 Key: JCR-1196
>                 URL: https://issues.apache.org/jira/browse/JCR-1196
>             Project: Jackrabbit
>          Issue Type: Improvement
>          Components: jackrabbit-core, query
>            Reporter: Ard Schrijvers
>         Attachments: jcr-repository-xml-dump.xml.bz2
>
>
> A query like 
> /documents/en/news//[EMAIL PROTECTED] order by @modificationDate
> when  there are many nodes ( > 1.000) in  /documents/en/news becomes very 
> slow. I think the bottleneck is in something like recursive filters in 
> lucene. First off all I'll try to find some stastistics about the 
> performance, and describe the bottleneck. After that, a solution must be 
> found, where we need to keep in mind that 
> 1) these queries run faster and scale better (obviously)
> 2) moving a node must stay a cheap operation
> Also see:
> http://www.nabble.com/Search-performance--%3A-MultiIndex-tf4695559.html#a13421949

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