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93 discussions - 467 posts

  • Hi all, According to the FAQ, "An even more complex and optimal solution: Write a version of FSDirectory that, when a file exceeds 2GB, creates a subdirectory and represents the file as a series of ...
    DvoraDvora
    Jan 7, 2010 at 8:33 am
    Jan 13, 2010 at 11:21 am
  • Hi There I am sure if this is anything to worry about, but I thought I'd ask just in case. We're trying to get a handle on our file handles, so to speak. When I type the following: root@ubuntu:~# ...
    JamieJamie
    Jan 26, 2010 at 6:21 pm
    Jan 27, 2010 at 12:30 pm
  • We are looking into making some improvements to relevance ranking of our search platform based on Lucene. We started by running the Ad Hoc TREC task on the TREC-3 data using "out-of-the-box" Lucene. ...
    Ivan ProvalovIvan Provalov
    Jan 26, 2010 at 1:28 pm
    Jan 29, 2010 at 4:08 pm
  • I know that the primary use case for Lucene is as an index of data that can be reconstructed (e.g., from a relational database or from spidering your corporate intranet). But, I'm curious if anyone ...
    Guido BartolucciGuido Bartolucci
    Jan 20, 2010 at 3:59 am
    Jan 22, 2010 at 11:53 pm
  • Hello: IÄm working with Lucene for my thesis, please I need answers to these questions: 1. How can I tell Lucene to search for more than one term??? (for example: the query "house garden computer" ...
    CtorreslCtorresl
    Jan 27, 2010 at 11:55 pm
    Feb 3, 2010 at 4:06 pm
  • Hi, I've been thinking about how to update a single field of a document without touching its other fields. This is an old problem and I was considering a solution along the lines of Andrzej ...
    Babak FarhangBabak Farhang
    Jan 14, 2010 at 9:24 am
    Jan 22, 2010 at 6:40 am
  • Hi@all We are using Lucene 2.4.1 on Debian Linux with 2 boxes. The index is stored on a common NFS share. Every box has a single IndexReader instance, and one Box has an IndexWriter instance, adding ...
    Sertic Mirko, BedagSertic Mirko, Bedag
    Jan 20, 2010 at 1:30 pm
    Jan 20, 2010 at 4:57 pm
  • Hi, I am using IndexWriter#commit() methods in my program to commit document additions to the index. I do that once in a while, after a bunch of documents were added. Since my indexing process is ...
    Naama KrausNaama Kraus
    Jan 7, 2010 at 12:14 pm
    Feb 10, 2010 at 12:01 pm
  • Hi: I am trying to apply this Automata patch on my Lucene 3.0 src code but running into issues as it is complaining about failures to apply patch to certain files. Is this the right version To apply ...
    Sriram Muthuswamy ChittathoorSriram Muthuswamy Chittathoor
    Jan 22, 2010 at 10:02 am
    Jan 27, 2010 at 7:42 am
  • Hi! I have been working with Lucene for a while now. So far, I found helpful tips on this list, so I hope somebody can help me with my problem: In our app information is grouped in so-called cards. ...
    Anna HuneckeAnna Hunecke
    Jan 19, 2010 at 12:57 pm
    Jan 22, 2010 at 5:51 am
  • Hi, I am trying to optimize the index which would merge different segment together. Let say the index folder is 1Gb in total, I need each segmentation to be no larger than 200Mb. I tried to use ...
    Trin ChavalittumrongTrin Chavalittumrong
    Jan 13, 2010 at 9:37 pm
    Jan 13, 2010 at 11:11 pm
  • Hi, According to the api documentation: "In general, once the optimize completes, the total size of the index will be less than the size of the starting index. It could be quite a bit smaller (if ...
    Yuliya PalchaninavaYuliya Palchaninava
    Jan 7, 2010 at 4:23 pm
    Jan 11, 2010 at 6:18 pm
  • I am using lucene 2.9.1 and I was trying to understand the ShingleFilter and wrote the code below. String test = "please divide this sentence"; Tokenizer wsTokenizer = new WhitespaceTokenizer(new ...
    Ahmet ArslanAhmet Arslan
    Jan 2, 2010 at 11:58 am
    Jan 9, 2010 at 12:19 pm
  • Hi, I'm using Lucene 2.4.1 and am seeing occasional index corruption. It shows up when I call MultiSearcher.search(). MultiSearcher.search() throws the following exception: ...
    Frank GearyFrank Geary
    Jan 11, 2010 at 6:43 pm
    Jul 15, 2010 at 5:09 pm
  • Hello I tried to index a database "" import org.apache.lucene.demo.FileDocument; import org.apache.lucene.document.Document; import org.apache.lucene.document.Field; import ...
    LuciusvorenusLuciusvorenus
    Jan 28, 2010 at 8:30 pm
    Jan 29, 2010 at 5:28 pm
  • Hi, We have an index with 500 million documents in the index. Index size is 104 GB and 4 GB RAM for the search server. When we try to do NumericRangeQuery on document_date field, it takes around 7-10 ...
    KumananKumanan
    Jan 2, 2010 at 7:03 pm
    Jan 4, 2010 at 6:38 pm
  • i build an index to store 100 docs, each with field author, title and abstract.for (i=0;i<100;i++) {writer = new IndexWriter("index",new StandardAnalyzer(),true,IndexWriter.MaxFieldLength.UNLIMITED); ...
    Asif NawazAsif Nawaz
    Jan 27, 2010 at 9:41 am
    Jan 27, 2010 at 3:59 pm
  • Greetings, Let's assume I have to index and search "resume" documents. Two fields are defined: Language and Years. The fields are associated together in a group called Experience. A resume document ...
    TJ KolevTJ Kolev
    Jan 13, 2010 at 9:00 pm
    Jan 22, 2010 at 6:23 pm
  • Hello, I am currently using lucene 2.4 and have document with 3 fields id name rank and have query and filter when I am trying to use rang filter on rank I am not getting any result back RangeFilter ...
    AlexElbaAlexElba
    Jan 13, 2010 at 5:51 pm
    Jan 15, 2010 at 10:23 am
  • Hi , I am new in Lucene. To build a web search function, it need to have a backendc indexing function. But, before that, should run a Crawler? because Lucene index based on Html documents, while ...
    Jyzhou817Jyzhou817
    Jan 8, 2010 at 7:09 am
    Jan 11, 2010 at 6:12 am
  • hi i am using Java Lucene 2.9.1 my problem is When i parse the folowing query name: zaman AND name:15 name:A just last "A" skiped after parsing i found query = (+name: zaman +name:15) why A is ...
    SqzamanSqzaman
    Jan 5, 2010 at 4:56 am
    Jan 5, 2010 at 3:41 pm
  • Environment: 64 bit linux,memory 8G When I used pmap instruction to see virtual memory, I found two big anon memory which grows with the index file size. I had the two following pictures to show the ...
    LuocanraoLuocanrao
    Jan 30, 2010 at 7:32 am
    Jan 30, 2010 at 12:04 pm
  • Hi community, I have a general understanding of Lucene concepts, and I'm wondering if it's the right tool for my job: - I need to extract data like e.g. time intervals ("8am - 12pm"), street ...
    Ortelli, Gian LucaOrtelli, Gian Luca
    Jan 13, 2010 at 4:40 pm
    Jan 14, 2010 at 2:45 pm
  • Hi, I often get a FileNotFoundException when my single IndexWriter commits while the IndexReader also tries to read. My application is multithreaded (Tomcat uses the business APIs); I firstly thought ...
    Legrand thomasLegrand thomas
    Jan 8, 2010 at 10:35 am
    Jan 9, 2010 at 7:07 pm
  • Hi . I have phrases like brain natriuretic peptide indexed as a single token using Lucene. When I calculate the term frequency for the same the count is 0 since the tokens from the text are indexed ...
    HrishimHrishim
    Jan 8, 2010 at 10:17 am
    Jan 8, 2010 at 6:09 pm
  • Hi THere In the absence of documentation, I am trying to convert an EmailFilter class to Lucene 3.0. Its not working! Obviously, my understanding of the new token filter mechanism is misguided. Can ...
    JamieJamie
    Jan 29, 2010 at 12:30 pm
    Jan 29, 2010 at 2:17 pm
  • Hi, I'm very new to Lucene. In fact, I'm at the beginning of an evaluation phase, trying to figure whether Lucene is the right fit for my needs. The project I'm involved in requires something similar ...
    Yaniv Ben YosefYaniv Ben Yosef
    Jan 7, 2010 at 8:55 pm
    Jan 12, 2010 at 2:12 pm
  • In my junittest code, I check the index has been created okay by checking the value of various fields that have been indexed (and stored) i.e assertEquals("Farming Incident", ...
    Paul TaylorPaul Taylor
    Jan 5, 2010 at 4:09 pm
    Jan 6, 2010 at 2:01 pm
  • Hi, A review of the requirements of the project I'm working on has led us to conclude that going forward we don't need Lucene to store certain field values--just index. Owing to the large size of the ...
    Babak FarhangBabak Farhang
    Jan 5, 2010 at 5:02 pm
    Jan 6, 2010 at 12:02 pm
  • Good day, I am currently using lucene for my searches. And one of the problems that Im facing is when keyword is a url. The tokens such as http, https, ://, index, html, etc seems to be messing up ...
    Franz Allan Valencia SeeFranz Allan Valencia See
    Jan 29, 2010 at 3:44 am
    Feb 1, 2010 at 1:05 pm
  • helo One more question to blob : ""d.add(new Field("txt", rs.getString("subject"), Field.Store.NO, Field.Index.ANALYZED));""" but how can i index a blob? the field txt is a blob ... with ...
    LuciusvorenusLuciusvorenus
    Jan 29, 2010 at 6:10 pm
    Jan 30, 2010 at 7:25 pm
  • Can everyone suggest me a solution for tokenize the camelcase words in java ? Examples for camelcase words are: getXmlRule, setTokenizeAnalyzer. They should be tokenized to get, Xml, Rule, set, ...
    Phan The DaiPhan The Dai
    Jan 27, 2010 at 4:02 pm
    Jan 27, 2010 at 4:26 pm
  • Hi All, I have an application that has to count the frequency that a specific regular expression is matched on a particular field for each document in an indexed directory. For example. Lets say I ...
    AltimaticAltimatic
    Jan 15, 2010 at 1:35 pm
    Jan 15, 2010 at 3:23 pm
  • Seems a integer overflow problem? java.lang.IllegalArgumentException: Increment must be zero or greater: -472893952 at ...
    Chris LuChris Lu
    Jan 14, 2010 at 9:39 pm
    Jan 14, 2010 at 10:17 pm
  • Hey out there, in lucene it's not possible to create a Field based on a TokenStream AND supply a stored value. Is there a reason why a Field constructor in the form of public Field(String name, ...
    Benjamin HeilbrunnBenjamin Heilbrunn
    Jan 11, 2010 at 5:14 pm
    Jan 13, 2010 at 2:41 pm
  • "When searching with a query as a multi term query, users can further reward documents matching more query terms through a coordination factor: *coord-factor(q,d) " *How we configure this factor? I ...
    Phan The DaiPhan The Dai
    Jan 29, 2010 at 4:28 pm
    Feb 3, 2010 at 9:47 am
  • Hi, I'm struggling to create a performant query in Lucene 3.0.0 in which I want to combine 'regular' scoring with scores derived from external sources. For each document a fixed set of scores is ...
    Dennis HendriksenDennis Hendriksen
    Jan 28, 2010 at 11:01 am
    Feb 1, 2010 at 9:43 am
  • Hi, Just coming back to Lucene after a few years. Is there some convenient way to compare Lucene Documents? I want to check if I should update a document based on whether field values have changed ...
    Robert KobergRobert Koberg
    Jan 31, 2010 at 4:52 pm
    Feb 1, 2010 at 9:20 am
  • We have many Linux machines of different brands, sharing the same NFS filesystem for home. The Lucene file indexing demo program is failing with LockObainFailedException only on one particular Linux ...
    Teruhiko KurosakaTeruhiko Kurosaka
    Jan 29, 2010 at 1:16 am
    Jan 29, 2010 at 10:09 pm
  • hello, I programmed with Lucene code to handle the search on my site ... the articles indexed are those stored in a database, then I do a search with "lucene.queryparser" on the field "code" of ...
    Andy greenAndy green
    Jan 28, 2010 at 6:42 pm
    Jan 29, 2010 at 9:04 am
  • When I try to start my service and construct an IndexWriter, I get this: java.io.FileNotFoundException: no segments* file found in ...
    JchangJchang
    Jan 24, 2010 at 3:28 am
    Jan 24, 2010 at 2:24 pm
  • I'm interested in the Tag Index patch (LUCENE-1292), in particular because of how it enables you to modify certain fields without reindexing a whole document. However, that issue is marked Lucene ...
    Chris HarrisChris Harris
    Jan 20, 2010 at 12:43 am
    Jan 22, 2010 at 4:36 am
  • Hi everyone, please help me this question: I need downloading some webpages from a list of URLs (about 200 links) and then index them by Lucene. This list is not fixed, because it depends on ...
    Phan The DaiPhan The Dai
    Jan 16, 2010 at 7:21 am
    Jan 17, 2010 at 2:38 am
  • A conversation with someone earlier today got me thinking about cranking out a patch for SOLR-1559 (in which the goal is to allow for rules do dermine the iput to optimize(maxNumSegments) instead of ...
    Chris HostetterChris Hostetter
    Jan 13, 2010 at 1:42 am
    Jan 15, 2010 at 10:10 am
  • So currently in my index I index and store a number of small fields, I need both so I can search on the fields, then I use the stored versions to generate the output document (which is either an XML ...
    Paul TaylorPaul Taylor
    Jan 5, 2010 at 12:44 pm
    Jan 13, 2010 at 7:31 pm
  • Been doing some analysis with Luke (BTW doesnt work with StandardAnalyzer since Version field introduced) and discovered a problem with field lenghth boosting for me. I have a document that ...
    Paul TaylorPaul Taylor
    Jan 12, 2010 at 8:29 pm
    Jan 13, 2010 at 1:06 pm
  • how you all deal wich such issue of occasionally need to reindex? what recommendation do you suggest to minimize this? -- View this message in context: ...
    Zhang99Zhang99
    Jan 13, 2010 at 3:41 am
    Jan 13, 2010 at 10:23 am
  • Dear Developers We are looking for Java/Lucene/Nutch developers with over 2-3 years of experience for a project we are currently working on. The location is Zurich, Switzerland onsite and the job is ...
    Michael WechnerMichael Wechner
    Jan 12, 2010 at 4:42 pm
    Jan 12, 2010 at 7:09 pm
  • Lucene in Action says you can possibly use NOT_ANALYSED_NO_NORMS when indexing fields that arent tokenized, but later says norms are used to boost fields with less /single term, so matches based on ...
    Paul TaylorPaul Taylor
    Jan 12, 2010 at 12:54 pm
    Jan 12, 2010 at 5:48 pm
  • Why is this , and how much is this (in plain english ) please ? thanks Paul --------------------------------------------------------------------- To unsubscribe, e-mail: ...
    Paul TaylorPaul Taylor
    Jan 12, 2010 at 11:20 am
    Jan 12, 2010 at 1:28 pm
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115 users for January 2010

Michael McCandless: 51 posts Erick Erickson: 27 posts Otis Gospodnetic: 22 posts Jamie: 17 posts Paul Taylor: 16 posts Uwe Schindler: 14 posts Jason Rutherglen: 13 posts Simon Willnauer: 13 posts Babak Farhang: 12 posts Ian Lea: 10 posts Luciusvorenus: 9 posts Robert Muir: 9 posts Jyzhou817: 8 posts Grant Ingersoll: 8 posts Phan The Dai: 8 posts Benjamin Heilbrunn: 7 posts Chris Lu: 7 posts Dvora: 7 posts Karl Wettin: 6 posts Sertic Mirko, Bedag: 6 posts
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