Hi, Is there any way to search on multiple columns. i.e. Query qry = QueryParser.parse(line,"contents",anlz);
In above statement I can search on contents field only but I would like to search data on two Fields at a time. Is there any way to do it ? Regards, Manoj ----- Original Message ----- From: "Vanlerberghe, Luc" <[EMAIL PROTECTED]> To: <java-user@lucene.apache.org> Sent: Tuesday, November 15, 2005 3:26 PM Subject: RE: Memory Usage > Since an IndexReader can't know what indexInterval was used and that > each segment could have a different indexInterval, wouldn't it be better > too have a parameter that sets an average indexInterval that should be > used? > The fraction you talk about could then be calculated by the IndexReader > per segment. > > Or the other way around: the maximum number of index entries that should > be stored. The IndexReader can check if all indexes will fit, and if > not, calculate how many should be skipped per segment to get a good > coverage. > > Luc > > -----Original Message----- > From: Doug Cutting [mailto:[EMAIL PROTECTED] > Sent: maandag 14 november 2005 18:19 > To: java-user@lucene.apache.org > Subject: Re: Memory Usage > > Marvin Humphrey wrote: > > You *can't* set it on the reader end. If you could set it, the > reader > > would get out of sync and break. The value is set per-segment at > write > > time, and the reader has to be able to adapt on the fly. > > It would actually not be too hard to change things so that there was > such a parameter that could be set on an IndexReader. It would > determine the fraction of entries in the .tii file that are kept in RAM. > > So if the parameter were, e.g., 10, then only every tenth entry in the > > .tii file would be kept in RAM, equivalent to 10x the indexInterval > used. > > Doug > > --------------------------------------------------------------------- > 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]
