What is the field type of if field? Is it string?
What happens when you do :
&q={!raw f=id}-3f66fdfb1ef5f8719f65a7403e93cc9d
query.setQuery("{!raw f=id}-3f66fdfb1ef5f8719f65a7403e93cc9d");
--- On Sun, 2/20/11, Paul Tomblin <ptomb...@xcski.com> wrote:
> From: Paul Tomblin <ptomb...@xcski.com>
> Subject: How to get a field that starts with a minus?
> To: solr-user@lucene.apache.org
> Date: Sunday, February 20, 2011, 5:15 PM
> I have a field in my database, "id",
> which is the unique key. The id
> is generated as an MD5 hash of some of the other data in
> the record,
> and unfortunately the way I converted it to hex meant that
> sometimes I
> get a negative value. I'm having a real hard time
> figuring out the
> right combination of quotes and escapes so I can actually
> query these
> things using SolrJ. On the Solr web interface, I can
> just do put in
> id:"-3f66fdfb1ef5f8719f65a7403e93cc9d"
> which results in a url like:
> http://localhost:8080/solrChunk/nutch/select/?q=id:%22-3f66fdfb1ef5f8719f65a7403e93cc9d%22&version=2.2&start=0&rows=10&indent=on
> but when I try that using SolrJ
>
> SolrQuery query = new
> SolrQuery();
> query.setQuery(key + ":" +
> value);
> query.setRows(NUM_AT_A_TIME);
>
> int start = 0;
> while (true)
> {
>
> query.setStart(start);
>
> QueryResponse resp = solrChunkServer.query(query);
>
> SolrDocumentList docs = resp.getResults();
>
> LOG.debug("got " + docs.getNumFound() + " documents
> (or " + docs.size() + " if you prefer)");
> if
> (docs.size() == 0)
>
> break;
>
> for
> (SolrDocument doc : docs)
> {
>
> retCode.add(doc);
> }
> if
> (docs.size() < NUM_AT_A_TIME)
>
> break;
>
>
> start += NUM_AT_A_TIME;
> }
>
> I call that using key = "id" and value =
> "-3f66fdfb1ef5f8719f65a7403e93cc9d" and I get an
> exception. If I
> change value to "\"-3f66fdfb1ef5f8719f65a7403e93cc9d\"", I
> get no
> results. If I change value to
> "\-3f66fdfb1ef5f8719f65a7403e93cc9d", I
> get no results. If I change value to
> "\"\-3f66fdfb1ef5f8719f65a7403e93cc9d\"", I get no
> results.
>
> If I had hair, I'd be tearing it out right now.
>
> --
> http://www.linkedin.com/in/paultomblin
> http://careers.stackoverflow.com/ptomblin
>
