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https://issues.apache.org/jira/browse/OAK-2679?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Joel Richard updated OAK-2679:
------------------------------
    Attachment: 0001-OAK-2679-Reduce-execution-plan-overhead_0.2.patch

I have attached an updated version of the patch 
(0001-OAK-2679-Reduce-execution-plan-overhead_0.2.patch) which makes the 
PropertyIndex plan cache more effective.

> Query engine: cache execution plans
> -----------------------------------
>
>                 Key: OAK-2679
>                 URL: https://issues.apache.org/jira/browse/OAK-2679
>             Project: Jackrabbit Oak
>          Issue Type: Improvement
>          Components: core, query
>            Reporter: Thomas Mueller
>            Assignee: Thomas Mueller
>              Labels: performance
>             Fix For: 1.3.5
>
>         Attachments: 0001-OAK-2679-Reduce-execution-plan-overhead_0.2.patch, 
> OAK-2679.patch, executionplancache.patch
>
>
> If there are many indexes, preparing a query can take a long time, in 
> relation to executing the query.
> The query execution plans can be cached. The cache should be invalidated if 
> there are new indexes, or indexes are changed; a simple solution might be to 
> use a timeout, and / or a manual cache clean via JMX or so.



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