ok, so how can I prevent this behavior to happen? As you can see the parsed query is very different in these two cases.
On Wed, Jul 4, 2012 at 1:37 PM, Jack Krupansky <j...@basetechnology.com>wrote: > There is one other detail that should clarify the situation. At query > time, the query parser itself is breaking your query into space-delimited > terms, and only calling the analyzer for each of those terms, each of which > will be treated as if a quoted phrase. So it doesn't matter whether it is > the standard analyzer or word delimiter filter or other filter that is > breaking up the compound term. > > And the default "query operator" only applies to the "terms" as the query > parser parsed them, not for the sub-terms of a compound term like CD-ROM or > gb-mb. > > > -- Jack Krupansky > > -----Original Message----- From: Alireza Salimi > Sent: Wednesday, July 04, 2012 12:05 PM > > To: solr-user@lucene.apache.org > Subject: Re: Synonyms and hyphens > > Wow, I didn't know that. Is there a way to disable this feature? I mean, is > it something coming from the Analyzer? > > On Wed, Jul 4, 2012 at 12:26 PM, Jack Krupansky <j...@basetechnology.com>* > *wrote: > > Terms with embedded special characters are treated as phrases with spaces >> in place of the special characters. So, "gb-mb" is treated as if you had >> enclosed the term in quotes. >> >> -- Jack Krupansky >> -----Original Message----- From: Alireza Salimi >> Sent: Wednesday, July 04, 2012 6:50 AM >> To: solr-user@lucene.apache.org >> Subject: Re: Synonyms and hyphens >> >> >> Hi, >> >> Does anybody know why hyphen '-' and q.op=AND causes such a big difference >> between the two queries? I thought hyphens are removed by >> StandardTokenizer >> which means theoretically the two queries should be the same! >> >> Thanks >> >> On Tue, Jul 3, 2012 at 4:05 PM, Alireza Salimi <alireza.sal...@gmail.com >> >* >> *wrote: >> >> Hi, >> >>> >>> I'm not sure if anybody has experienced this behavior before or not. >>> I noticed that 'hyphen' plays a very important role here. >>> I used Solr's default example directory. >>> >>> http://localhost:8983/solr/****select/?q=name:(gb-mb)&**<http://localhost:8983/solr/**select/?q=name:(gb-mb)&**> >>> version=2.2&start=0&rows=10&****indent=on&debugQuery=on&** >>> indent=on&wt=json&q.op=AND<htt**p://localhost:8983/solr/** >>> select/?q=name:(gb-mb)&**version=2.2&start=0&rows=10&** >>> indent=on&debugQuery=on&**indent=on&wt=json&q.op=AND<http://localhost:8983/solr/select/?q=name:(gb-mb)&version=2.2&start=0&rows=10&indent=on&debugQuery=on&indent=on&wt=json&q.op=AND> >>> > >>> >>> results in "parsedquery":"+name:gb +name:gib +name:gigabyte >>> +name:gigabytes +name:mb +name:mib +name:megabyte +name:megabytes", >>> >>> While searching http://localhost:8984/solr/** >>> select/?q=name:(gbmb)&version=****2.2&start=0&rows=10&indent=**on&** >>> debugQuery=on&indent=on&wt=****json&q.op=AND<http://** >>> localhost:8984/solr/select/?q=**name:(gbmb)&version=2.2&start=** >>> 0&rows=10&indent=on&**debugQuery=on&indent=on&wt=**json&q.op=AND<http://localhost:8984/solr/select/?q=name:(gbmb)&version=2.2&start=0&rows=10&indent=on&debugQuery=on&indent=on&wt=json&q.op=AND> >>> > >>> >>> results in "parsedquery":"+(name:gb name:gib name:gigabyte >>> name:gigabytes) +(name:mb name:mib name:megabyte name:megabytes)", >>> >>> If you notice to the first query - with hyphens - you can see that the >>> results of >>> parsing is totally different. I know that hyphens are special characters >>> in Solr, >>> but there's no way that the first query returns any entry because it's >>> asking for >>> ALL synonyms. >>> >>> Am I missing something here? >>> >>> Thanks >>> >>> >>> -- >>> Alireza Salimi >>> Java EE Developer >>> >>> >>> >>> >>> >> -- >> Alireza Salimi >> Java EE Developer >> >> > > > -- > Alireza Salimi > Java EE Developer > -- Alireza Salimi Java EE Developer
