On 11/5/07, Haishan Chen <[EMAIL PROTECTED]> wrote:
> As for the first issues. The number of different phrase queries have
> performance issues I found so far are about 10.
If these are normal phrase queries (no slop), a good solution might be
to simply index and query these phrases as a single t
> Date: Mon, 5 Nov 2007 14:55:21 -0500> From: [EMAIL PROTECTED]> To:
> solr-user@lucene.apache.org> Subject: Re: Phrase Query Performance Question
> and score threshold> > On 11/5/07, Haishan Chen <[EMAIL PROTECTED]> wrote:> >
> If I limit the docume
On 11/5/07, Haishan Chen <[EMAIL PROTECTED]> wrote:
> If I limit the documents returned based on a score threshold (filter by
> score) will it be able to improve query performance?
No.
Taking a different approach can really speed up queries though.
To figure out what approach you should take, we
u offer
advice on the best way to implement score threshold in SOLR with minimum
overhead?
Appreciate if anyone can help
Thank you
Haishan
> Date: Fri, 2 Nov 2007 12:31:29 -0700> From: [EMAIL PROTECTED]> To:
> solr-user@lucene.apache.org> Subject: Re: Phrase Query Per
> Date: Fri, 2 Nov 2007 12:31:29 -0700> From: [EMAIL PROTECTED]> To:
> solr-user@lucene.apache.org> Subject: Re: Phrase Query Performance Question>
> > > : It still feels to me that you are trying doing something unique with
> your> : phrase queries. Unfortuna
: It still feels to me that you are trying doing something unique with your
: phrase queries. Unfortunately, you still haven't said what you are trying to
: do in general terms, which makes it very difficult for people to help you.
Agreed. This seems very special case, but we dont' know what th
On 2-Nov-07, at 10:03 AM, Haishan Chen wrote:
Date: Fri, 2 Nov 2007 07:32:30 -0700> Subject: Re: Phrase Query
Performance Question> From: [EMAIL PROTECTED]> To: solr-
[EMAIL PROTECTED]> > He means "extremely frequent" and I
agree. --wunder
Then it means
> Date: Fri, 2 Nov 2007 07:32:30 -0700> Subject: Re: Phrase Query Performance
> Question> From: [EMAIL PROTECTED]> To: solr-user@lucene.apache.org> > He
> means "extremely frequent" and I agree. --wunder
Then it means a PHRASE (combination of terms exc
He means "extremely frequent" and I agree. --wunder
On 11/2/07 1:51 AM, "Haishan Chen" <[EMAIL PROTECTED]> wrote:
> Thanks for the advice. You certainly have a point. I believe you mean a query
> term that appears in 5-10% of an index in a natural language corpus is
> extremely INFREQUENT?
> From: [EMAIL PROTECTED]> Subject: Re: Phrase Query Performance Question>
> Date: Thu, 1 Nov 2007 11:25:26 -0700> To: solr-user@lucene.apache.org> > On
> 31-Oct-07, at 11:54 PM, Haishan Chen wrote:> > >> >> Date: Wed, 31 Oct 2007
> 17:54:53 -070
On 31-Oct-07, at 11:54 PM, Haishan Chen wrote:
Date: Wed, 31 Oct 2007 17:54:53 -0700> Subject: Re: Phrase Query
Performance Question> From: [EMAIL PROTECTED]> To: solr-
[EMAIL PROTECTED]> > "hurricane katrina" is a very expensive
query against a collection>
> Date: Wed, 31 Oct 2007 17:54:53 -0700> Subject: Re: Phrase Query Performance
> Question> From: [EMAIL PROTECTED]> To: solr-user@lucene.apache.org> >
> "hurricane katrina" is a very expensive query against a collection> focused
> on Hurricane Kat
> Date: Wed, 31 Oct 2007 19:19:07 -0700> From: [EMAIL PROTECTED]> To:
> solr-user@lucene.apache.org> Subject: RE: Phrase Query Performance Question>
> > > : ("auto repair") 100384 hits 946 ms(auto repair) 100384 hits 31ms("car >
> : repair
: ("auto repair") 100384 hits 946 ms(auto repair) 100384 hits 31ms("car
: repair"~100) 112183 hits 766 ms(car repair) 112183 hits 63
: ms("business service"~100) 1209751 hits 1500 ms(business service)
: 1209751 hits 234 ms("shopping center"~100) 119481 hits 359
: ms(shopping c
"hurricane katrina" is a very expensive query against a collection
focused on Hurricane Katrina. There will be many matches in many
documents. If you want to measure worst-case, this is fine.
I'd try other things, like:
* ninth ward
* Ray Nagin
* Audubon Park
* Canal Street
* French Quarter
* FEM
> From: [EMAIL PROTECTED]> Subject: Re: Phrase Query Performance Question>
> Date: Wed, 31 Oct 2007 15:25:42 -0700> To: solr-user@lucene.apache.org> > On
> 31-Oct-07, at 2:40 PM, Haishan Chen wrote:> > >> >
> http://mail-archives.apache.org/mod_mbox/l
On 31-Oct-07, at 2:40 PM, Haishan Chen wrote:
http://mail-archives.apache.org/mod_mbox/lucene-java-user/
200512.mbox/[EMAIL PROTECTED]
It mentioned that http://websearch.archive.org/katrina/ (in nutch)
had 10M documents and a search of "hurricane katrina" was able to
return in 1.35 second
> From: [EMAIL PROTECTED]> Subject: Re: Phrase Query Performance Question>
> Date: Tue, 30 Oct 2007 11:22:17 -0700> To: solr-user@lucene.apache.org> > On
> 30-Oct-07, at 6:09 AM, Yonik Seeley wrote:> > > On 10/30/07, Haishan Chen
> <[EMAIL PROTECTED
On 30-Oct-07, at 6:09 AM, Yonik Seeley wrote:
On 10/30/07, Haishan Chen <[EMAIL PROTECTED]> wrote:
Thanks a lot for replying Yonik!
I am running solr on a windows 2003 server (standard version).
intel Xeon CPU 3.00GHz, with 4.00 GB RAM.
The index is locate on Raid5 with 2 million documents.
On 10/30/07, Haishan Chen <[EMAIL PROTECTED]> wrote:
> Thanks a lot for replying Yonik!
>
> I am running solr on a windows 2003 server (standard version). intel Xeon CPU
> 3.00GHz, with 4.00 GB RAM.
> The index is locate on Raid5 with 2 million documents. Is there any way to
> improve query perfo
gt; Date: Fri, 26 Oct 2007 11:09:21 -0400> From: [EMAIL PROTECTED]> To:
> solr-user@lucene.apache.org> Subject: Re: phrase query performance> > The
> differences lie in Lucene.> Instead of thinking of phrase queries as slow,
> think of term queries as fast :-)&g
66 ms repeatable What are the >
factors affecting phrase query performance? How come the phrase query >
content:("auto repair") is almost 20 times slower than content:(auto repair)? >
I also notice a the phrase query with a slop is always faster than the one >
without a sl
I
> was doing the query on the one field only. content:(auto repair)
>47 ms repeatablecontent:("auto repair") 937 ms
> repeatablecontent:("auto repair"~1) 766 ms repeatable What are the
> factors affecting phrase query perfor
following. I was
doing the query on the one field only. content:(auto repair)47
ms repeatablecontent:("auto repair") 937 ms
repeatablecontent:("auto repair"~1) 766 ms repeatable What are the
factors affecting phrase query performance? How c
following. I was
doing the query on the one field only. content:(auto repair)47
ms repeatablecontent:("auto repair") 937 ms
repeatablecontent:("auto repair"~1) 766 ms repeatable What are the
factors affecting phrase query performance? How c
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