On Monday, October 07, 2013 02:31:35 PM Rob Vesse wrote:
> In the example given your FILTER clause is superfluous since the text
> query ensures that only subjects which satisfy the text query are matched
> so having the FILTER as well is doing unnecessary work over the possible
> solutions produced by the text query.
>
> Rob
I thought the string ('Daily newspaper') fed to text:query was taken
as a statement in the Lucene query language, in which, if I am
recalling correctly, it will be taken as "containing 'Daily' or 'newspaper'.
OR rather than AND or in-sequence. The filter is needed to validate
candidates.
If I'm wrong I have some Elda documentation to fix ...
> >{
> >
> >*?s text:query (dbpprop:type 'Daily newspaper')* .
> >
> >?s dbpprop:type ?v1 .
> >
> >*FILTER ( REGEX(STR(?v1), "Daily newspaper" , "i") )*
> >}
Chris
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