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From Rob Cecil <rob.ce...@gmail.com>
Subject Re: Disparity between API usage and Luke
Date Wed, 27 Jun 2012 16:06:52 GMT
Moray, Thanks I did catch that and been thinking about it. I finally have
the LIA book so some of this stuff is starting to make more sense. Would
you be willing to show your Keyword Analyzer class?

thanks

On Wed, Jun 27, 2012 at 1:57 AM, Moray McConnachie <
mmcconna@oxford-analytica.com> wrote:

> Rob, just in case you missed it in the dialogue earlier, let me recommend
> to your attention the PerFieldAnalyserWrapper mentioned by someone else.
> This allows you to specify different analysers for different fields, but
> presents as a single analyser. So during indexing and searching to benefit
> from analyser and query parser, and can index and search all fields with
> the analyser - no problems therefore having fields which are not analysed.
>
> For fields like Id we use our own version of keyword analyser which
> converts to lower case both on index and search but otherwise preserves the
> term entirely.
>
> The only slight problem is it makes it harder to use tools like Luke which
> use the standard analyser by default.
>
> Moray
> -------------------------------------
> Moray McConnachie
> Director of IT    +44 1865 261 600
> Oxford Analytica  http://www.oxan.com
>
>
> ----- Original Message -----
> From: Rob Cecil [mailto:rob.cecil@gmail.com]
> Sent: Tuesday, June 26, 2012 06:50 PM
> To: lucene-net-user@lucene.apache.org <lucene-net-user@lucene.apache.org>
> Subject: Disparity between API usage and Luke
>
> If I run a query against my index using QueryParser to query a field:
>
>                var query = _parser.Parse("Id:BAUER*");
>                var topDocs = searcher.Search(query, 10);
>                Assert.AreEqual(count, topDocs.TotalHits);
>
> I get 0 for my TotalHits, yet in Luke, the same query phrase yields 15
> results, what am I doing wrong? I use the StandardAnalyzer both to
> create the index and to query.
>
> The field is defined as:
>
> new Field("Id", myObject.Id, Field.Store.YES, Field.Index.NOT_ANALYZED)
>
> and is a string field. The result set back from Luke looks like
> (screencap):
>
> http://screencast.com/t/NooMK2Rf
>
> Thanks!
>
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