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94 discussions - 450 posts

  • Hi all, I'm experiencing a performance degradation after migrating to 2.9 and running some tests. I'm getting out of ideas and any help to identify the reasons why 2.9 is slower than 2.4 are highly ...
    Thomas BeckerThomas Becker
    Sep 15, 2009 at 1:30 pm
    Sep 16, 2009 at 6:09 pm
  • Hi All, What is the best way to achieve the following and what are the differences, if I say "I do not normalize scores, so I do not need max score tracking, I do not care if hits are returned in doc ...
    Eks devEks dev
    Sep 30, 2009 at 9:44 am
    Sep 30, 2009 at 7:50 pm
  • Hello, I'm using Lucene2.4. I'm developing a web application that using Lucene (via compass) to do the searches. I'm intending to deploy the application in Google App Engine ...
    Sep 8, 2009 at 2:38 pm
    Sep 10, 2009 at 8:01 pm
  • Hi Erick, I have often wondered about this - I hope you can help me understand it better in the context of our app, which is an email client: When one of our users receives email we index and store ...
    Chris BamfordChris Bamford
    Sep 1, 2009 at 10:32 am
    Sep 1, 2009 at 9:18 pm
  • I submitted this https://issues.apache.org/jira/browse/LUCENE-1787 patch to StandardTokenizerImpl, understandably it hasn't been incoroprated into Lucene (yet) but I need it for the project Im ...
    Paul TaylorPaul Taylor
    Sep 4, 2009 at 3:19 pm
    Sep 7, 2009 at 3:04 pm
  • Dear List, I'm working on a project where i have to check a Blacklist of URL's with Lucene. (about 500.000) Is it possible to search for a URL in a hierarchical context? for Example: Blacklist entry: ...
    Florian KlinglerFlorian Klingler
    Sep 19, 2009 at 8:36 pm
    Sep 20, 2009 at 11:13 pm
  • Hi Lucene users, Enlightened by the discussion "Can I run Lucene in google app engine? [http://www.nabble.com/Can-I-run-Lucene-in-google-app-engine--td23017742.html], I implemented a google datastore ...
    Kerang LvKerang Lv
    Sep 14, 2009 at 4:05 pm
    Sep 16, 2009 at 3:01 pm
  • Hello all, In my linux pc, there are too many fd counts for lucene database. /proc/<processid /fd shows very big list. I have provided sample below. lr-x------ 1 root root 64 Sep 3 17:02 360 - ...
    Sep 4, 2009 at 6:11 am
    Sep 7, 2009 at 9:28 am
  • Hi, I don't see where I can download lucene-analyzers.jar and lucene-highlighter.jar? Can somebody show me? Regards, Peng --------------------------------------------------------------------- To ...
    Peng YuPeng Yu
    Sep 26, 2009 at 11:11 am
    Sep 26, 2009 at 12:29 pm
  • Hi, I've used NumericField to store my "hour" field. Example... doc.add(new NumericField("hour").setIntValue(Integer.parseInt("12"))); Before I was using plain string Field and enumerating them with ...
    Phil WhelanPhil Whelan
    Sep 11, 2009 at 10:01 pm
    Sep 14, 2009 at 4:14 pm
  • Hello, Is there any benefit of using one or other for "start with query"? Regards -- View this message in context: http://www.nabble.com/PrefixQuery-vs-wildcardquery-tp25649045p25649045.html Sent ...
    John SeerJohn Seer
    Sep 28, 2009 at 4:59 pm
    Sep 28, 2009 at 9:50 pm
  • Hello We are currently implementing our first Lucene project. We are building an application which will index public Records on the internet, about 200'000 documents, each document is about 150 k in ...
    Matthias HessMatthias Hess
    Sep 26, 2009 at 7:37 am
    Sep 27, 2009 at 5:50 pm
  • Hi, I am looking at applying a security filter for our lucene document and I was wondering if I could get feedback on whether the solution I have come up with. Firstly I will explain the scenario and ...
    Amin Mohammed-ColemanAmin Mohammed-Coleman
    Sep 4, 2009 at 9:17 am
    Sep 24, 2009 at 6:56 pm
  • Hello all, I want to retrieve the first result in the group. How to acheive this? Currently i am parsing all the results, using a hash and avoiding duplicate entries. Is there any better way? Regards ...
    Sep 2, 2009 at 10:37 am
    Sep 4, 2009 at 7:24 am
  • Hi, i updated my lucene lib to 2.9.0 and i'm trying to instanciate the spanscorer but the constructor is protected. I looked in the javadoc of lucene and saw 2 subclasses of it ...
    Felipe LoboFelipe Lobo
    Sep 30, 2009 at 9:26 pm
    Oct 1, 2009 at 2:07 pm
  • Hi, I'm new to Lucene and I'm trying to do some stuff with Lucene but I have some problems. I have some documents, in which some contain the word notebook written separated, e.g. "some dummy words ...
    Alex Bredariol GriloAlex Bredariol Grilo
    Sep 25, 2009 at 5:12 pm
    Sep 29, 2009 at 11:02 pm
  • Hi, I am using Lucene not only for smart fulltext searches but also for getting the results for a DB-like query, where I am not tokenizing the terms at all. For this query, I am interested in all ...
    Benjamin PaseroBenjamin Pasero
    Sep 16, 2009 at 12:26 pm
    Sep 16, 2009 at 4:55 pm
  • Hello everyone, As I understood it, merging indexes will lead to the deletion of the original indexes. Is there a way to merge indexes while keeping the original indexes intact? Kind regards, -- ...
    Francisco BorgesFrancisco Borges
    Sep 4, 2009 at 9:54 am
    Sep 5, 2009 at 12:51 am
  • Is it possible to translate this sort of Perl regex into a lucene query: /goth(am|ic)/ Where the only results that would be returned would be gotham or gothic? Thanks, Mike ...
    Michael ThomsenMichael Thomsen
    Sep 2, 2009 at 9:14 pm
    Sep 3, 2009 at 10:07 pm
  • Hi all, I'm happy to announce the new release of Luke - the Lucene Index Toolbox. Binaries and sources are available for download at the usual place: http://www.getopt.org/luke/ ...
    Andrzej BialeckiAndrzej Bialecki
    Sep 29, 2009 at 3:07 pm
    Oct 23, 2009 at 9:26 am
  • Hello, I have indexed documents with two fields, "ARTICLE" for an article of text and "PUB_DATE" for the article's publication date. Given a specific single word, I want to search my index for all ...
    Christopher TignorChristopher Tignor
    Sep 24, 2009 at 4:49 pm
    Sep 25, 2009 at 12:19 pm
  • Hi, Does anyone know of any recent metrics & stats on building out an index of ~100mm documents (each doc approx 5k). I'm looking for approx stats on time to build, time to query and infrastructure ...
    Joel HalbertJoel Halbert
    Sep 24, 2009 at 3:18 pm
    Sep 24, 2009 at 9:55 pm
  • Hi, I was wondering what would be sensible amount of memory IndexSearcher can consume? In my application we do retain reference to it for quicker searches; however I have become a bit worried for it ...
    Mindaugas ŽakšauskasMindaugas Žakšauskas
    Sep 21, 2009 at 2:32 pm
    Sep 24, 2009 at 4:18 am
  • Hoss, It turns out that the cause of the exceptions is in fact adding an item twice - so you were correct right at the start :-) I ran a test where I attempt to insert the same item twice and guess ...
    Chris BamfordChris Bamford
    Sep 16, 2009 at 4:11 pm
    Sep 21, 2009 at 9:06 am
  • Hello, I'm trying to find the number of documents for a specific term to create text statistics. I'm not interested in ordering the results or even recieving the first result. I just need the number ...
    Mathias BankMathias Bank
    Sep 15, 2009 at 12:19 pm
    Sep 17, 2009 at 2:26 pm
  • Hi, In 2.4.1, Field has 2 constructors that involve a Reader: public Field(String name, Reader reader) public Field(String name, Reader reader, Field.TermVector termVector) ...
    Glen NewtonGlen Newton
    Sep 14, 2009 at 8:03 pm
    Sep 15, 2009 at 7:12 pm
  • Hello, I am new to lucene and building an application which requires documents with many fields to be searched. A "project" id is being stored (not_analyzed) and all matching project ids will be ...
    Stephen GreeneStephen Greene
    Sep 8, 2009 at 11:58 am
    Sep 14, 2009 at 1:49 am
  • Hi, If I use tika for parsing HTML code and inject parsed String to a lucene analyzer. What about the offset information for KWIC and return to text (like the google cache view)? how can I keep track ...
    David CausseDavid Causse
    Sep 2, 2009 at 12:40 pm
    Sep 4, 2009 at 8:30 am
  • I met a problem to open an index bigger than 8GB and the following exception was thrown. There is a segment which is bigger than 4GB already. After searching internet, it is said that not using ...
    Sep 1, 2009 at 9:41 am
    Sep 2, 2009 at 2:52 am
  • I try to traverse all the term text in one tis files. And it failed. the code is below. Does I misunderstand something? The source code (especial the index namespace) is very complicated for me. Is ...
    Iron lightIron light
    Sep 30, 2009 at 10:30 am
    Oct 1, 2009 at 12:30 pm
  • Hi, I am developing a search system that doesn't do pagination (searches are run in the background and machine analyzed). However, TopDocCollector makes me put a limit on how many results I want ...
    Max LynchMax Lynch
    Sep 30, 2009 at 12:38 am
    Sep 30, 2009 at 5:48 pm
  • I use the same Analyzer for both creating an index and searching however I'm having a problem with some fields that I added with Field.Index.NOT_ANALYZED, how can I enforce they are also search ...
    Paul TaylorPaul Taylor
    Sep 29, 2009 at 10:17 pm
    Sep 30, 2009 at 8:56 am
  • Hi, I'm, a total newbie with lucene and trying to understand how to achieve my (complicated) goals. So what I'm doing is yet totally experimental for me but is probably extremely trivial for the ...
    Sep 21, 2009 at 10:18 pm
    Sep 29, 2009 at 7:15 am
  • Hello, I build a "real time ItemBasedRecommender" based on a users history and a (sparse) item similarity matrix with lucene. Some time ago Ted Dunning recommended me this approach at the mahout ...
    Thomas RewigThomas Rewig
    Sep 16, 2009 at 1:49 pm
    Sep 17, 2009 at 1:08 pm
  • Is it possible to filter before tokenize, or is that not a good idea. I want to convert '&' to 'and' , so they are dealt with the same way, but the StandardTokenizer I am using removes the &, I could ...
    Paul TaylorPaul Taylor
    Sep 12, 2009 at 6:39 pm
    Sep 13, 2009 at 12:54 am
  • My index has a field <religion with the source of the document. In luke I can see that religion has baha'i or islam or Tao etc.... The problem is that when I construct a query in luke with ...
    Ian VinkIan Vink
    Sep 12, 2009 at 7:26 pm
    Sep 12, 2009 at 8:09 pm
  • I'm seeing a strange exception when indexing using the latest Solr rev on EC2. org.apache.solr.client.solrj.SolrServerException: org.apache.solr.client.solrj.SolrServerException: ...
    Jason RutherglenJason Rutherglen
    Sep 10, 2009 at 11:19 pm
    Sep 11, 2009 at 8:41 am
  • Hello I am new to Lucene and facing a problem while performing searches. I am using lucene 2.2.0. My application indexes documents on "keyword" field which contains integer values. If the value is ...
    Sep 10, 2009 at 10:54 am
    Sep 10, 2009 at 2:38 pm
  • I have created an index and each document has a contents field and a language field. contents has the flags: Indexed Tokenized Stored Vector language has the flags: Indexed Stored In luke I can ...
    Ian VinkIan Vink
    Sep 4, 2009 at 11:56 pm
    Sep 9, 2009 at 1:28 pm
  • Is there way to get complete start end matches to be first in the list We use Lucene to search song albums titles typically one to ten words long. If the user enter something like 'foo bar' ...
    Paul TaylorPaul Taylor
    Sep 8, 2009 at 8:44 pm
    Sep 9, 2009 at 3:45 am
  • Hi, I am new to Lucene so excuse me if this is a trivial question .. I have data that I Index in a given language (English). My users will come from different countries and my search screen will be ...
    Sep 1, 2009 at 2:30 pm
    Sep 1, 2009 at 5:11 pm
  • __________________ Free Webinar: Apache Lucene 2.9: Discover the Powerful New Features ------------------------------------------------------------------- Join us for a free and in-depth technical ...
    Aravind YarramAravind Yarram
    Sep 18, 2009 at 10:06 pm
    Oct 15, 2009 at 5:43 pm
  • Hi, I was thinking a long time how to implement this kind of functionality but couldn't figure out anything appropriate. In my lucene document, I have two date fields: start and end date. As a search ...
    Dragan JotanovicDragan Jotanovic
    Sep 29, 2009 at 3:31 pm
    Oct 1, 2009 at 5:12 pm
  • Sorry if this is a stupid question. I want my index to contain terms that are at least 4 characters long. So I wrote a simple analyzer and applied the LengthFilter. When I open the index and get a ...
    Erdinc YilmazelErdinc Yilmazel
    Sep 28, 2009 at 11:07 am
    Sep 28, 2009 at 11:40 pm
  • Greetings, It's time for another Hadoop/Lucene/Apache"Cloud" Stack meetup! This month it'll be on Wednesday, the 30th, at 6:45 pm. We should have a few interesting guests this time around -- someone ...
    Bradford StephensBradford Stephens
    Sep 14, 2009 at 6:41 pm
    Sep 28, 2009 at 11:34 pm
  • Hello, I've been searching the forum and found several more or less relevant topic listed below. http://www.nabble.com/Parsing-text-containing-forward-slash-and-wildcard-td13541503.html#a13541503 ...
    Sep 24, 2009 at 5:50 pm
    Sep 28, 2009 at 8:28 am
  • Hi, I've read that it is possible to update the index while another thread has a reader open. Now let's say the reader is trying to reopen the index (using its reopen method) and at the very same ...
    Klaus TellerKlaus Teller
    Sep 25, 2009 at 5:41 pm
    Sep 25, 2009 at 6:18 pm
  • Hi all, Since you can't (and it doesn't make sense to) use wildcards in phrase queries, how do you construct a query to get results for phrases that begin with a certain set of terms? Here are some ...
    Sep 17, 2009 at 4:30 pm
    Sep 17, 2009 at 10:32 pm
  • Hi, When using Lucene I always consider two approaches to displaying search result data to users: 1. Store any fields that we index and display to users in the Lucene Documents themselves. When we ...
    Joel HalbertJoel Halbert
    Sep 15, 2009 at 8:20 am
    Sep 17, 2009 at 1:50 pm
  • Dear Fellow Java/Lucene developers: One annoyance that people have when searching for information online is the occurance of duplicate records (i.e. multiple sites that carry news feeds from the SAME ...
    Sep 16, 2009 at 8:53 am
    Sep 16, 2009 at 10:05 am
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118 users for September 2009

Mark Miller: 44 posts Uwe Schindler: 32 posts Chris Hostetter: 19 posts Michael McCandless: 16 posts Thomas Becker: 15 posts Chris Bamford: 12 posts Paul Taylor: 11 posts Shai Erera: 11 posts Erick Erickson: 10 posts Robert Muir: 10 posts Yonik Seeley: 10 posts AHMET ARSLAN: 9 posts Daniel Shane: 9 posts Grant Ingersoll: 9 posts Ganesh: 8 posts Anshum: 7 posts Eks dev: 7 posts Paul_murdoch: 6 posts Dvora: 6 posts Mark Harwood: 6 posts
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