Lucene index updation and performance

I am working on a job portal site and have been using Lucene for job search functionality. Users will be posting a number jobs on our site on a daily basis.We need to make sure that new job posted is searchable on the site as soon as possible. In this context, how do I update Lucene index when a

Maximum boost factor

Does anyone know the maximum boost factor value for a field in Lucene? Thanks! -- View this message in context: http://www.nabble.com/Maximum-boost-factor-tp21504717p21504717.html Sent from the Lucene - Java Users mailing list archive at Nabble.com. --

Boost factor in MultiFieldQueryParser

Hi, Can I boost different fields in MultiFieldQueryParser with different factors? Also, what is the maximum boost factor value I can assign to a field? Thanks a ton! Ed -- View this message in context: http://www.nabble.com/Boost-factor-in-MultiFieldQueryParser-tp22031092p22031092.html Sent

Synchronizing Lucene indexes across 2 application servers

I've a web application which uses Lucene for search functionality. Lucene search requests are served by web services sitting on 2 application servers (IIS 7).The 2 application servers are Load balanced using "netscaler". Both these servers have a batch job running which updates search indexes on

SpatialQuery for location based search using Lucene

Hi, My lucene index has got latitude and longitudes fields indexed as follows: doc.Add(new Field("latitude", latitude.ToString() , Field.Store.YES, Field.Index.UN_TOKENIZED)); doc.Add(new Field("longitude", longitude.ToString(), Field.Store.YES, Field.Index.UN_TOKENIZED)); I want t

Correctly indexing latitude and longitude values in Lucene

Hi, Am working on a "US based nearest city search within a given radius" functionality using Lucene API. Am indexing city's lat and long values in Lucene as follows: doc.Add(new Field("latitude", paddedLatitude, Field.Store.YES, Field.Index.UN_TOKENIZED)); doc.Add(new Field("longit

RE: Correctly indexing latitude and longitude values in Lucene

8213 Bremen > http://www.thetaphi.de > eMail: u...@thetaphi.de > >> -----Original Message- >> From: mitu2009 [mailto:musicfrea...@gmail.com] >> Sent: Sunday, June 28, 2009 7:39 PM >> To: java-user@lucene.apache.org >> Subject: Correctly indexing latitude and longitu

Need help regarding Lucene index/query

I want to have a "citystate" field in Lucene index which will store various city state values like: Chicago, IL Boston, MA San Diego, CA How do i store these values(shud it be tokenized or non-tokenized?) in Lucene and how do I generate a query (should it be phrasequery or termquery or somet

Preserving dots of an acronym while indexing in Lucene

Hi, If i want Lucene to preserve dots of acronyms(example: U.K,U.S.A. etc), which analyzer do i need to use and how? I also want to input a set of stop words to Lucene while doing this. -- View this message in context: http://www.nabble.com/Preserving-dots-of-an-acronym-while-indexing-in-Lucen

Storing words with apostrophe in Lucene index

Hi, I've a company field in Lucene Index. One of the company names indexed is : Moody's When user types in any of the following keywords,I want this company to come up in search results. 1.Moo 2.Mood 3.Moodys 4.Moody's How should I store this index in Lucene and what type of Lucene Query should

Handling synonyms using Lucene

Hi, What is the best way to handle synonyms (phrases) using Lucene? Especially, when I need to execute queries like :a OR b OR c NOT d How about adding a new field called "synonyms" to each document while indexing? This field's value would have a list of all synonyms. It would be added to a docu

Re: Handling synonyms using Lucene

opinions to me. The > distinction is yours to draw > > > On Sat, Aug 8, 2009 at 11:14 AM, mitu2009 wrote: > >> >> Hi, >> >> What is the best way to handle synonyms (phrases) using Lucene? >> Especially, >> when I need to execute q

Help needed ordering search results

Hi, I've 3 records in Lucene index. Record 1 contains healthcare in title field. Record 2 contains healthcare and insurance in description field but not together. Record 3 contains healthcare insurance in company name field. When a user searches for healthcare insurance,I want to show records i

Help needed bubbling up relevant records with most recent date

Hi, I've got 5 records in Lucene index. a.Record 1 contains--tax analysis.Date field value is March 2009 b.Record 2 contains--Senior tax analyst.Date field value is Aug 2009 c.Record 3 contains--Senior tax analyst.Date field value is July 2009 d.Record 4 contains--tax analyst.Date field value

Help needed figuring out reason for maxClauseCount is set to 1024 error

Hi, I've two sets of search indexes. TestIndex (used in our test environment) and ProdIndex(used in PRODUCTION environment). Lucene search query: +date:[20090410184806 TO 20091007184806] works fine for test index but gives this error message for Prod index. "maxClauseCount is set to 1024" If I

Need to know pros and cons of using RAMDirectory

Hi, I need to improve performance of my Lucene search query. Can I use RAMDirectory?Does it optimize performance?Is there any index size limit for this? I would appreciate if someone could list pros and cons of using a RAMDirectory. Thanks. -- View this message in context: http://www.nabble.co

Handling + as a special character in Lucene search

Hi, How do i make sure lucene gives me back relevant search results when my input string contains terms like c++? Lucene seems to ignore ++ characters. Thanks -- View this message in context: http://www.nabble.com/Handling-%2B-as-a-special-character-in-Lucene-search-tp26002815p26002815.html S

Resolving Lucene Index error

Hi, Why do I get error like this in Lucene and how to resolve it? Could not find file 'C:\Indexes_z3_1.del'. Thanks. -- View this message in context: http://www.nabble.com/Resolving-Lucene-Index-error-tp26002849p26002849.html Sent from the Lucene - Java Users mailing list archive at Nabble.c

Re: Handling + as a special character in Lucene search

em to have one.Am using Lucene.net version 2.1.0.3 Thanks for reading. mitu2009 wrote: > > How do i make sure lucene gives me back relevant search results when my > input string contains terms like c++? Lucene seems to ignore ++ > characters. > > Code details: When I ex