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From Reto Bachmann-Gmür <>
Subject Re: VirtualProperty Typing
Date Tue, 08 Oct 2013 14:22:17 GMT
Hi Stephane

(found this mail in my draft, sorry for the delay)

On Wed, Oct 2, 2013 at 6:39 PM, Stephane Gamard <> wrote:

> While we're at it, and since it does not hurt basically, I would propose
> that we can add the following attributes to any VirtualProperties:
> - isSearchable
Don't get this. Why should somebody define a non-searcheable virtual

> - isType (high level, ie: name, text, date, quantity, …)

ok, could you give the complete list of them with a short description.


> This could greatly improve search retrieval and quality over the time of
> next implementation. These attributes might not be mandatory at all, but
> can have a great added value.
> _Stephane
> On October 2, 2013 at 6:31:13 PM, Stephane Gamard (
> wrote:
> Hi Team,
> As I dive deeper and deeper into my learning and updates on the rdf.cris
> I've come to realise that the Faceting implementation is not optimal for
> Lucene. We're experiencing extremely slow faceting do to the post-search
> facet collector that iterates thru the document list untill hits.length.
> It would be fairly trivial now to implement facets as per Lucene
> specifications. The most "drastic" change that I am yet too ignorant to try
> for myself is to have the ability to know when a VirtualProperty should be
> considered for faceting at indexing time.
> This would require a small update of the DefinitionGraph by maybe adding a
> property "facetable" for VirtualProperties?
> _Stephane

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