Re: [Tracker] Sparql search application
- From: 孤云独闲 <tomsunchen gmail com>
 
- To: Martyn Russell <martyn lanedo com>
 
- Cc: tracker-list gnome org
 
- Subject: Re: [Tracker] Sparql search application
 
- Date: Mon, 2 Aug 2010 19:29:44 +0800
 
Hi:     
     
 
      tracker can't search any evolution mail
     on my platform by sparql, example for  , i type  " tracker-sparql -q "SELECT ?s  
WHERE { ?o nmo:to ?s ; nmo:messageSubject "Linux" . }" ", it always return 0, but there is an email which subject contains "Linux "
in evolution. 
   Many Thanks!
在 2010年7月31日 下午5:51,Martyn Russell 
<martyn lanedo com>写道:
On Fri, 2010-07-30 at 11:28 +0800, 孤云独闲 wrote:
> Hi everyone:
Hi,
>      Excuse me! i want to ask a question, if i want to search the
> application which name is KCalc by tracker,  how did i search it by
> sparql?
This is a query we use in tracker-search-bar to find applications, hope
it helps:
    SELECT
          ?urn ?title ?tooltip ?link fts:rank(?urn)
        nfo:softwareIcon(?urn)
        WHERE {
          ?urn a nfo:Software ;
          nie:title ?title ;
          nie:comment ?tooltip ;
          nfo:softwareCmdLine ?link .
          ?urn fts:match "KCalc"
        }
        ORDER BY DESC(fts:rank(?urn))
        OFFSET 0 LIMIT %d
> and if there is a file  which name is KCalc in  /home/user/, how do i
> distinguish file and application?
Not sure I follow what you mean here?
--
Regards,
Martyn
-- 
Best Regards,
tomsun
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