Hi, Actually lucene does not provide you a straight forward Query to get UNIQUE results. But as far as I know, u can use HitsCollector & BitSet combination to count/get unique results.
Regards, Jelda > -----Original Message----- > From: Java Programmer [mailto:[EMAIL PROTECTED] > Sent: Thursday, March 30, 2006 11:06 AM > To: java-user@lucene.apache.org > Subject: Return all distinct values > > Hello, > I created small Lucene's application which stores lot of my > users infomation, on of it is zipcode in numeric format eg. > 50501, 63601 - zip codes are stored in Text fields so they > are fully searchable what I want now to do is getting all > unique zipcodes which was stored so far. Something like SQL: > select distinct zipcode from ... > Is it possible? > > Best regards, > Adr > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
