[jira] Resolved: (JCR-805) Introduce a temprary cache for intermediate query results

["Marcel Reutegger (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/JCR-805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Marcel Reutegger resolved JCR-805.
----------------------------------

    Resolution: Fixed

Fixed in revision: 520878

> Introduce a temprary cache for intermediate query results
> ---------------------------------------------------------
>
>                 Key: JCR-805
>                 URL: https://issues.apache.org/jira/browse/JCR-805
>             Project: Jackrabbit
>          Issue Type: Improvement
>          Components: query
>            Reporter: Marcel Reutegger
>            Priority: Minor
>             Fix For: 1.3
>
>
> Sometimes queries execute the same sub query multiple times.
> e.g. //element(*, nt:resource)[@jcr:mimeType != 'text/plain' and @jcr:mimeType != 'text/html']
> will result in two internal MatchAllQuery on jcr:mimeType. The query should re-use the previously calculated results when possible.

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