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Lucene > java-user > February 2007

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160 discussions - 669 posts

  • Hi all, I am going to build a Searcher pooling. if any one has experience on this, I would be glad to hear his/her recommendation and suggestion. I want to know what issues I should be apply. ...
    Mohammad NorouziMohammad Norouzi
    Feb 22, 2007 at 8:10 am
    Mar 8, 2007 at 5:02 am
  • I have discovered a serious bug in QueryParser. The following query: contents:sales && contents:marketing || contents:industrial && contents:sales is parsed as: +contents:sales +contents:marketing ...
    Peter KeeganPeter Keegan
    Feb 1, 2007 at 8:58 pm
    Feb 2, 2007 at 2:35 pm
  • Hi guys, I have been diving into the FieldCacheImpl code. I have seen sth on actual version: Revision 488908 - (view) (download) (annotate) - [select for diffs] Modified Wed Dec 20 03:47:09 2006 UTC ...
    Poeta simbolistaPoeta simbolista
    Feb 14, 2007 at 5:48 pm
    Feb 16, 2007 at 1:43 am
  • Hi I have Java Swing application with a table, I was considering using Lucene to index the data in the table. One task Id like to do is for the user to select 'Find Duplicate records for Column X', ...
    Paul TaylorPaul Taylor
    Feb 23, 2007 at 3:17 pm
    Feb 27, 2007 at 10:06 am
  • Hi, I have a field to which I add several bits of information, e.g. doc.add(new Field("x", "first bit")); doc.add(new Field("x", "second part")); doc.add(new Field("x", "third section")); I am using ...
    Antony BowesmanAntony Bowesman
    Feb 21, 2007 at 11:44 am
    Feb 23, 2007 at 1:26 am
  • I'm indexing books, with a significant amount of overhead in each document and a LOT of OCR data. I'm indexing over 20,000 books and the index size is 8G. So I decided to play around with not storing ...
    Erick EricksonErick Erickson
    Feb 14, 2007 at 2:03 pm
    Feb 14, 2007 at 6:29 pm
  • Chris has given an example of how to perform categorisation of lucene searches: String[] mfgs = ...; String query = "+category:cameras +price:[0 to 10]"; Query q = QueryParser.parse(query); Hits ...
    Kainth, SachinKainth, Sachin
    Feb 8, 2007 at 5:37 pm
    Feb 9, 2007 at 3:33 pm
  • I know this has been asked before, but I'd like to ask once more for peace of mind. Is there a way to do single field inserts/updates without deleing and reinserting a document? If the answer is no, ...
    Arnone, AnthonyArnone, Anthony
    Feb 27, 2007 at 6:18 pm
    Mar 1, 2007 at 9:11 pm
  • I have an index where I'm storing the primary key of my database record as an unindexed field. Nightly I want to update my search index with any database changes / additions. I don't really see an ...
    No spamNo spam
    Feb 21, 2007 at 10:43 pm
    Mar 10, 2007 at 4:21 pm
  • For my problem there seems to exist a lucence Bug (http://issues.apache.org/jira/browse/LUCENE-167) but also it seems that it's solved in the Lucene integration on site http://www.lucenebook.com.
    Karimi-Tabatabaie JamalKarimi-Tabatabaie Jamal
    Feb 16, 2007 at 6:52 pm
    Feb 19, 2007 at 6:05 pm
  • HI I would like to make a query and take out those with null values in a specific field. How to? Thanks -- View this message in context: ...
    Poeta simbolistaPoeta simbolista
    Feb 7, 2007 at 12:50 pm
    Feb 9, 2007 at 3:14 am
  • I am using Lucene in a little bit weird way, instead of searching all the documents for a specific query, I am searching a single document for many specific queries. On a single document of 10k ...
    Ruslan SivakRuslan Sivak
    Feb 27, 2007 at 11:27 pm
    Feb 28, 2007 at 9:31 pm
  • Hello In our application we have to index the database tables, there is two way to make this 1- index each table in a separate directory and then keep all relation in order to get right result. in ...
    Mohammad NorouziMohammad Norouzi
    Feb 22, 2007 at 8:17 am
    Feb 26, 2007 at 1:54 pm
  • Hi, I have no experience with Lucene and I'm trying to collect some information in order to determine what solution is best for me. I need to index ~50M documents (starting with 10M), the size of ...
    Shai deljoShai deljo
    Feb 20, 2007 at 10:51 am
    Feb 22, 2007 at 10:40 pm
  • Hi all, How do I search for a term in all fields of a document? Cheers Sachin This email and any attached files are confidential and copyright protected. If you are not the addressee, any ...
    Kainth, SachinKainth, Sachin
    Feb 20, 2007 at 12:30 pm
    Feb 21, 2007 at 9:25 pm
  • We have search (no update) web app on 2 dual core CPU machine (2x Dual Core AMD Opteron(tm) Processor 280) with 8G of RAM. Lucene 2.0 is used. My index is optimized and non compound, 9G holding 6.5 M ...
    DmitriDmitri
    Feb 18, 2007 at 9:53 pm
    Feb 19, 2007 at 3:41 pm
  • Hi All, "When i searched for "AND", "OR", "NOT" as query, it gives me the following Exception" Exception in thread "main" org.apache.lucene.queryParser.ParseException: Encountered "<EOF " at line 1, ...
    Saroja Kanta MaharanaSaroja Kanta Maharana
    Feb 13, 2007 at 11:42 am
    Feb 13, 2007 at 3:19 pm
  • I've been asked if it's possible to search on dates within a document. The high level goal is to index a number of documents which mention specific dates, and then perform a broad query for documents ...
    Walt StoneburnerWalt Stoneburner
    Feb 27, 2007 at 5:59 pm
    Feb 28, 2007 at 11:56 pm
  • I can't get the benchmarker to start from ant. I'm running the current SVN snapshot. Lucene isn't found in the classpath. But where should I place my lucene.jar? I see it beeing referenced to in the ...
    Karl wettinKarl wettin
    Feb 12, 2007 at 9:53 pm
    Feb 27, 2007 at 6:00 pm
  • Hi all, I have read that Lucene performs caching of search results so that if you perform the same search in succession the second result should be returned faster. What I wanted to ask is whether ...
    Kainth, SachinKainth, Sachin
    Feb 14, 2007 at 1:58 pm
    Feb 14, 2007 at 3:08 pm
  • Hi all, I have increased the merge factor from 10 to 50. I thought the indexing performance will be better. But the time taken taken to index is more than the time taken for the merge factor of 10. ...
    Sairaj SunilSairaj Sunil
    Feb 9, 2007 at 4:15 pm
    Feb 10, 2007 at 5:30 pm
  • This email and any attached files are confidential and copyright protected. If you are not the addressee, any dissemination of this communication is strictly prohibited. Unless otherwise expressly ...
    Kainth, SachinKainth, Sachin
    Feb 8, 2007 at 1:46 pm
    Feb 8, 2007 at 7:53 pm
  • Hi all, I wanted to know if it is possible to store some fields in an index with one analyzers and other fields with another analyzer? Cheers Sachin This email and any attached files are confidential ...
    Kainth, SachinKainth, Sachin
    Feb 8, 2007 at 5:26 pm
    Feb 8, 2007 at 6:33 pm
  • Dear All, I was indexing 660,000 XML documents.The unoptimized index file was successfully built in about 17 hrs...This index file resides in my D drive which has the free space 38 Gb.This space is ...
    Maureen tanuwidjajaMaureen tanuwidjaja
    Feb 1, 2007 at 2:22 pm
    Feb 5, 2007 at 12:13 pm
  • The old highlighter code used to highlight found terms in any field (too broad). The new highlighter lets one specify a field when highlighting, but it highlights that field only (too narrow). In my ...
    Renaud WalduraRenaud Waldura
    Feb 13, 2007 at 10:59 pm
    Mar 29, 2007 at 6:28 pm
  • I am doing what I should not, i.e. iterating the Hits after a search to collect two ID fields from each document in Hits to pass back to the searcher along with the score. The index is approx 10-15 ...
    Antony BowesmanAntony Bowesman
    Feb 27, 2007 at 9:14 pm
    Mar 1, 2007 at 9:35 am
  • Hi, Is it possible to scale lucene indexing like 2000/3000 documents per second? I need to index 10 fields each with 20 bytes long. I should be able to search by just giving any of the field values ...
    SaravanaSaravana
    Feb 27, 2007 at 2:23 pm
    Mar 1, 2007 at 8:28 am
  • I have a very small index of 500 docs with an index size of < 100k on disk so far. I want to whip through the docs and get only the ones within a lat/lon within radius. I realize this isn't how ...
    No spamNo spam
    Feb 27, 2007 at 7:14 pm
    Feb 28, 2007 at 7:25 pm
  • Hi, According to the FAQ, by indexing the title of the document and performing a search against the shorter field will automatically give it a higher weight than matches against the document content. ...
    Phillip RhodesPhillip Rhodes
    Feb 27, 2007 at 6:00 pm
    Feb 28, 2007 at 7:12 pm
  • Hi! I'm writing a java program that uses Lucene 1.4.3 to index and create a vector file of words found in Text Files. The purpose is for text mining. I created a Java .Jar file from my program and my ...
    Ridzwan AminuddinRidzwan Aminuddin
    Feb 22, 2007 at 8:20 am
    Feb 27, 2007 at 1:14 am
  • Using QueryParser to parse *tex* seems to create a PrefixQuery rather than WildcardQuery due to the trailing *, rather than Wildcard because of the other leading *. As a result, this does not match, ...
    Antony BowesmanAntony Bowesman
    Feb 22, 2007 at 4:37 am
    Feb 25, 2007 at 6:48 am
  • Hi all, Just wondering how one would perform index maintainance. I know how to add new documents: writer = new IndexWriter(IndexDirectory, new PorterAnalyzer(), false); (incidently, I wrote ...
    Kainth, SachinKainth, Sachin
    Feb 23, 2007 at 2:34 pm
    Feb 25, 2007 at 4:27 am
  • Hello, I was wondering if Lucene provides any mechanism which helps in pagination. In other words is there a way to return the first 10 of 500 results and then the next 10 and so on. Cheers This ...
    Kainth, SachinKainth, Sachin
    Feb 21, 2007 at 10:48 am
    Feb 22, 2007 at 10:03 pm
  • Hi, I need to merge indexes, if I want the user to see the changes (the merged indexes), I heard I need to close the index reader and re-open it again. But I will need to do this avery x minutes for ...
    DECAFFMEYER MATHIEUDECAFFMEYER MATHIEU
    Feb 22, 2007 at 8:30 am
    Feb 22, 2007 at 7:46 pm
  • Is there a Lucene 2.1 compatible version of Luke hanging around that I've overlooked or do I need to compile it myself? The change notes for Lucene 2.1 indicate index format changes, and, sure ...
    Erick EricksonErick Erickson
    Feb 20, 2007 at 2:01 pm
    Feb 20, 2007 at 2:45 pm
  • Hi all, I just wondering wheter is it sensible and possible if I have 660,000 documents to be indexed,I set the merge factor to 660,000 instead of the default value 10 (...and this means no merge ...
    Maureen tanuwidjajaMaureen tanuwidjaja
    Feb 11, 2007 at 3:44 pm
    Feb 11, 2007 at 8:14 pm
  • Is it my imagination or does lucene produce an error if you present it with an empty string to search for? This email and any attached files are confidential and copyright protected. If you are not ...
    Kainth, SachinKainth, Sachin
    Feb 8, 2007 at 5:47 pm
    Feb 9, 2007 at 10:55 am
  • Hello, Does anyone know why this does not work? The fileDir is of the class File and points to an empty temp directory. I tried switching true and false import org.apache.lucene.index.IndexWriter; ...
    E J W VanbloemE J W Vanbloem
    Feb 2, 2007 at 3:38 pm
    Feb 2, 2007 at 4:16 pm
  • Hello, As you probably know, the HitCollector-based search API is not meant to work remotely, because it will generate a RPC-callback for every non-zero score. There is another problem with ...
    Oramas martínOramas martín
    Feb 25, 2007 at 11:56 pm
    Mar 11, 2007 at 9:16 am
  • Hi, I want to execute parallel search over several machines. But ParallelSearcher doesn't look perfect. It creates threads for and spawns many requests to the underlying Searchables (over a network) ...
    DmitriDmitri
    Feb 27, 2007 at 2:13 pm
    Mar 1, 2007 at 12:39 pm
  • Hi all, I have an index in which dates are represented as ranges of two integers (there are two fields one foreach integer). The two integers are years. AD dates are represented as a positive integer ...
    Kainth, SachinKainth, Sachin
    Feb 26, 2007 at 1:38 pm
    Feb 26, 2007 at 9:36 pm
  • I have a requirement to support filtering search results by first letter. This is relatively simple by adding a field to each index that represents the first letter for that relevant index and then ...
    Paul Sundling (Webdaddy)Paul Sundling (Webdaddy)
    Feb 23, 2007 at 8:26 pm
    Feb 26, 2007 at 8:21 pm
  • I'm extracting text from Word using TextMining.org extractors - it works better than POI because it extracts Word 6/95 as well as 97-2002, which POI cannot do. However, I'm trying to find out about ...
    Antony BowesmanAntony Bowesman
    Feb 23, 2007 at 5:05 am
    Feb 25, 2007 at 7:23 am
  • Hi all, A question about efficiency and the internal workings of the Hits class. When we make a call to IndexSearcher's search method thus: Hits hits = searcher.Search(query); Do we actually, ...
    Kainth, SachinKainth, Sachin
    Feb 21, 2007 at 4:11 pm
    Feb 22, 2007 at 1:23 pm
  • Hi all, I'm so sorry if this question already answered before in this list, but I already search the list, and I couldn't find the answer. This is what I want to do : When the user type in the query, ...
    CsahatCsahat
    Feb 7, 2007 at 2:27 pm
    Feb 19, 2007 at 4:10 pm
  • hi all my name is ashwin i am trying to compile this program but its not getting compiled the error msg follows the code which is below import java.io.File; import java.io.FileReader; import ...
    Ashwin kumarAshwin kumar
    Feb 13, 2007 at 5:35 am
    Feb 13, 2007 at 8:40 am
  • I have two applications that share some of the same Lucene Indexes. I recently upgrade the Lucene-core.jar from v2.0 to a nightly build (Feb. 04, 2006 - I was looking for the IndexWriter class that ...
    Van NguyenVan Nguyen
    Feb 13, 2007 at 12:56 am
    Feb 13, 2007 at 1:55 am
  • Hi All, I got this error when i tried to decrypt a pdf document encrypted by com.lowagie.text.pdf.PdfEncryptor class, with a null password: "java.lang.NoClassDefFoundError: ...
    Alixandre SantanaAlixandre Santana
    Feb 12, 2007 at 6:55 pm
    Feb 12, 2007 at 10:26 pm
  • Hello all, When running the example in the solr release has anyone come up with the following issue when going to http://localhost:8983/solr/admin/: HTTP ERROR: 500 Unable to compile class for JSP ...
    Kainth, SachinKainth, Sachin
    Feb 12, 2007 at 4:26 pm
    Feb 12, 2007 at 7:54 pm
  • My work is to index keywords with a document. In my case, the document is made up with HTML tags which i don't want to index them. For example: Input Document: <div id="tp-wrapper" <span ...
    Joe TangJoe Tang
    Feb 8, 2007 at 1:05 am
    Feb 8, 2007 at 9:12 pm
Feb 2007
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146 users for February 2007

Erick Erickson: 85 posts Chris Hostetter: 58 posts Kainth, Sachin: 43 posts Karl wettin: 29 posts Mark Miller: 26 posts Antony Bowesman: 20 posts Erik Hatcher: 19 posts Michael McCandless: 17 posts Doron Cohen: 16 posts Mohammad Norouzi: 14 posts Poeta simbolista: 14 posts DECAFFMEYER MATHIEU: 11 posts Otis Gospodnetic: 11 posts Xavier To: 10 posts Nicolas Lalevée: 9 posts Peter Keegan: 9 posts Spamsucks: 9 posts Yonik Seeley: 9 posts Mark harwood: 8 posts Maureen tanuwidjaja: 8 posts
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