You can try to write your own HitCollector and on its collect(int doc, float score) method read the doc's date value and decide if it passes the filter or not. That is an approach I use for similar tasks.
On Jan 20, 2008 6:51 AM, vivek sar <[EMAIL PROTECTED]> wrote: > I need to be able to sort on optime as well, thus need to store it . > Isn't there any way to filter without indexing? Not sure why do I need > to index some field I need to filter on. I thought we could get all > the documents from an index and then filter out the documents from it > for a field within a given range - isn't this possible? > > Just a side question, what takes more space - indexing a field value > or storing a field value? > > Thanks, > -vivek > > On Jan 19, 2008 7:20 PM, Otis Gospodnetic <[EMAIL PROTECTED]> > wrote: > > Hi, > > > > Do you really need to store those dates? Why not just index them and > not store them if index size is a concern? > > > > Otis > > > > -- > > Sematext -- http://sematext.com/ -- Lucene - Solr - Nutch > > > > > > ----- Original Message ---- > > From: vivek sar <[EMAIL PROTECTED]> > > To: java-user@lucene.apache.org > > Sent: Saturday, January 19, 2008 8:06:25 PM > > Subject: Using RangeFilter > > > > Hi, > > > > I have a requirement to filter out documents by date range. I'm using > > RangeFilter (in combination to FilteredQuery) to do this. I was under > > the impression the filtering is done on documents, thus I'm just > > storing the date values, but not indexing them. As every new document > > would have a new date value indexing each date value field for every > > new document would be very expensive. We index pretty much over 10K > > new documents every minute, so I want to minimize the number of values > > I need to index. > > > > This is what I want to do, > > > > doc.add(new Field("optime", getDateStr(rs.getDate("optime")), > > Field.Store.YES, Field.Index.NO)); > > > > When I do this I always get 0 hits, but if I turn on indexing for > > date (Field.Index.NO_NORM) then I'm getting the right result. But, > > turning indexing on date field doubles my index size. > > > > My date format: 20080200000000 (yyyyMMddhhmiss) > > > > Is there any way I can filter on date value without indexing them? > > > > Thanks, > > -vivek > > > > --------------------------------------------------------------------- > > 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] > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- Regards, Shai Erera
