On Thu, Sep 30, 2010 at 11:55, Clemens Wyss <clemens...@mysign.ch> wrote:
> Hi all,
> on the sling mailinglist 
> (http://mail-archives.apache.org/mod_mbox/sling-users/201009.mbox/%3c4ca4457a.9010...@gmail.com%3e)
>  we have been discussing the follwoing issue:
>
> whenever you provide a where-clause to a sql2 select, jcr/jackrabbit does not 
> provide the hit count.
>
> E.g.:
>   select * from [nt:unstructured]
>   order by [jcr:score]
> returns the hit count (query.execute().getRows().getSize()), whereas
>  select * from [nt:unstructured]
>  where entity = "customer"
>  order by [jcr:score]
> doesn't.
> Is this a bug or a feature?

I am not too familiar with the specific sql2 query implementation, but
Nodes/RowIterator.getSize() can return -1 as an optimization (if
counting would make the implementation slower). For the classic
Xpath/SQL search implementation getSize() returns -1 normally, only an
order by triggers it (because it has to load and sort the whole result
set anyway). It will be something similar in the sql2 implementation.

Regards,
Alex

-- 
Alexander Klimetschek
alexander.klimetsc...@day.com

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