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Posted to dev@jena.apache.org by "Andy Seaborne (JIRA)" <ji...@apache.org> on 2013/12/24 18:15:50 UTC
[jira] [Resolved] (JENA-616) Order of FILTER placement and FILTER
equality transformation can be sub-optimal.
[ https://issues.apache.org/jira/browse/JENA-616?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andy Seaborne resolved JENA-616.
--------------------------------
Resolution: Fixed
Fix Version/s: Jena 2.11.1
Filter equality transform done once after filter placement transform.
> Order of FILTER placement and FILTER equality transformation can be sub-optimal.
> --------------------------------------------------------------------------------
>
> Key: JENA-616
> URL: https://issues.apache.org/jira/browse/JENA-616
> Project: Apache Jena
> Issue Type: Bug
> Affects Versions: Jena 2.10.1
> Reporter: Andy Seaborne
> Assignee: Andy Seaborne
> Priority: Minor
> Fix For: Jena 2.11.1
>
>
> In Jena 2.11.0, the equality transform is done before the filter placement.
> This order of applying these two optimizations is not optimal if the filter placement enables the equality transform where it was not going to be applied before.
> JENA-595 pushes filter placement more deeply inside compound patterns so it is possible that the filter now applies to a smaller pattern where the equality transform is now valid.
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