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92 discussions - 409 posts

  • Hey all, We're looking to use Lucene as the back end to our website and we're running into an unusual deadlocking problem. For testing purposes, we're just running one web server (threaded ...
    Nathan BrackettNathan Brackett
    Jul 8, 2005 at 3:04 pm
    Jul 12, 2005 at 9:54 pm
  • Hi, I played with several search engines to replace MySQL FULLTEXT index and hope that Lucene is the best solution for that. I am reading Mannings book on Lucene in action and it seems to be the most ...
    Klaus HubertKlaus Hubert
    Jul 12, 2005 at 11:43 pm
    Jul 13, 2005 at 11:08 pm
  • Hi, I am trying to build a search utility that looks for 'similarities' between documents. In other words, for every document listed as a part of search result for a phrase, I want to be able to list ...
    Kadlabalu, HareeshKadlabalu, Hareesh
    Jul 16, 2005 at 5:25 am
    Jul 21, 2005 at 4:27 am
  • I am currently looking into building a similar system and came across this architecture: http://www.eecs.harvard.edu/~mdw/proj/seda/ I am just reading up on it now. Does anyone have experience ...
    Peter GelderbloemPeter Gelderbloem
    Jul 14, 2005 at 1:50 pm
    Jul 19, 2005 at 5:09 am
  • I noticed the following code that builds the "docMap" array in SegmentMergeInfo.java for the case where some documents might be deleted from an index: // build array which maps document numbers ...
    Lokesh BajajLokesh Bajaj
    Jul 13, 2005 at 6:43 pm
    Oct 13, 2005 at 6:30 pm
  • Hi folks, It is the first time that I implement a search with Lucene, so please don't laugh if my question seam trivial. When I enter some text in my free text search the query gets build correctly ...
    BOUDOT ChristianBOUDOT Christian
    Jul 1, 2005 at 12:06 pm
    Jul 5, 2005 at 12:41 pm
  • I am going over ways to increase overall search performance. Currently, I have a dual zeon with 2G of ram dedicated to java searching an 8G index on one 7200 rpm drive. Which will give the greatest ...
    Michael CelonaMichael Celona
    Jul 27, 2005 at 6:33 pm
    Aug 2, 2005 at 10:25 pm
  • Harini, You are catching IOException in the finally block, but you are not even printing out the exception stack trace. Perhaps you are not able to close your IndexWriter for some reason. Otis --- ...
    Otis GospodneticOtis Gospodnetic
    Jul 18, 2005 at 4:33 am
    Jul 31, 2005 at 8:32 am
  • At what point do I add n-grams? Does the order in which I add n-grams affect exact phrase queries later? My questions are (1) Should I add all the 1-grams followed by 2-grams followed by 3-grams..etc ...
    Rajesh MunavalliRajesh Munavalli
    Jul 18, 2005 at 9:25 pm
    Jul 30, 2005 at 1:11 am
  • Hi all, it's possible to set an unique id (as keyword field) to a doc by looking in the index? I mean, it's possible to look in the index and know what is the last id (which is a keyword field) and ...
    Riccardo DaviddiRiccardo Daviddi
    Jul 21, 2005 at 3:54 pm
    Jul 22, 2005 at 10:13 am
  • Hi all, I'm using Lucene as a fulltext search engine since a year now and this one works well for this. Now, I want to add to my application search capability like : aField greater than 10 , aField ...
    Rifflard MickaëlRifflard Mickaël
    Jul 12, 2005 at 7:50 am
    Jul 19, 2005 at 4:01 pm
  • Hi all, I am using the snowball stemmer and for all my searches that works fine. However, I have a need to display the un-stemmed word after doing some term vector analysis. I was thinking that I ...
    Andrew BoydAndrew Boyd
    Jul 8, 2005 at 1:08 pm
    Jul 12, 2005 at 4:07 pm
  • Hi, I'd like to put lucene logo plus link to my search page, but logo on Lucene website is too big. Does any one has some smaller one? Max 100 pixels wide? Thanks Leos ...
    Leos LiterakLeos Literak
    Jul 6, 2005 at 9:24 am
    Jul 7, 2005 at 11:18 am
  • Hi all! I have just a simple question How can I retrieve all documents in an index by using QueryParser? I thought Query query = QueryParser.parse("*", "contents", new StandardAnalyzer()); might be ...
    Federico TonioniFederico Tonioni
    Jul 27, 2005 at 3:06 pm
    Jul 27, 2005 at 8:40 pm
  • First, apologies for what seems to be something of an FAQ. However, I've not been able to find an answer either in LIA or in the relevant section of the FAQ (http://wiki.apache.org/jakarta-lucene/ ...
    Chris MayChris May
    Jul 27, 2005 at 7:47 pm
    Jul 28, 2005 at 5:55 pm
  • I am working on a business directory app. As you would expect, some companies have unusual names. My first problem is the company with title: "GM:Systems" I indexed the title field as a text field ...
    Derek WestfallDerek Westfall
    Jul 26, 2005 at 4:58 pm
    Jul 27, 2005 at 1:26 am
  • Hi Lucene Apologies...................... I have 2 Questions. 1) The Search Criteria src requires to automatically fill " " between Search words with a Boolean Operator " AND ". 2) The Search ...
    Karthik N SKarthik N S
    Jul 18, 2005 at 12:00 pm
    Jul 21, 2005 at 10:18 am
  • Hi, I know Lucene does not have transaction support at this stage. However, I want to know what will happen if there is an operating system crash during the indexing process, will the Lucene index ...
    Jian chenJian chen
    Jul 16, 2005 at 12:42 am
    Jul 17, 2005 at 2:13 pm
  • Hi, I'm newbie to lucene. I wan to ask, how to implement search for phrase that must be in sentence/paragraph. I did see som examples, that uses term position changing, but I think that this is not ...
    Peter LaurincPeter Laurinc
    Jul 1, 2005 at 12:15 pm
    Jul 1, 2005 at 8:06 pm
  • Hi, I am using Field.Keyword for indexing multi-word keyword (eg: MAIN LOGIG). Also used keywordAnalyzer, but wild card search is not coming up. Is there anything which I need to do in addition or, ...
    Rahul D ThakareRahul D Thakare
    Jul 19, 2005 at 5:29 am
    Jul 20, 2005 at 9:47 am
  • I'm working on a problem where I need to search over 160 million documents. I know Lucene can do this no sweat; my problem is that these documents are grouped in more then 500 categories. I need to ...
    Tim JohnsonTim Johnson
    Jul 27, 2005 at 8:33 pm
    Jul 31, 2005 at 5:28 pm
  • Does Lucene optimize range queries that use Sort and/or limit the number of hits? My situation: I have a listing of 2 million cities, with the name, latitude, longitude, and population of each city. ...
    Barry CarterBarry Carter
    Jul 28, 2005 at 1:41 am
    Jul 29, 2005 at 1:47 am
  • Hi all, I have to filter my searching in two ways: 1) by score, I want that only docs with score higher than a threshold are returned. 2) by num of docs, I want that only, for example, the first 20 ...
    Riccardo DaviddiRiccardo Daviddi
    Jul 25, 2005 at 11:05 am
    Jul 26, 2005 at 12:02 pm
  • Hi I have been reading around a bit on the net to find a solution for my problem, but no luck yet. I am pretty sure it can be done, but I haven't found out how yet. My problem is that I have ...
    Magne SkjeretMagne Skjeret
    Jul 25, 2005 at 2:41 pm
    Jul 25, 2005 at 4:26 pm
  • I am using text files in my index. What can be used as the new line character ? Say I have A batch of apples <Title Apples . So the doc is returned as Apples and the summary is A batch of apples. If ...
    Christopher mayChristopher may
    Jul 19, 2005 at 5:13 pm
    Jul 20, 2005 at 9:12 pm
  • How can you use Lucene like the very limited but fast search that Microsoft Windows Search provide? The use case is that the users have a CD with lot of files. I provide them a nice user interface. ...
    Tardif, SebastienTardif, Sebastien
    Jul 15, 2005 at 6:57 pm
    Jul 16, 2005 at 12:02 am
  • Has anyone developed code to extract SIPs (statistically improbable phrases) and CAPs (capitalized phrases) from a Lucene index, such as Amazon does with it's books as shown here? ...
    Erik HatcherErik Hatcher
    Jul 14, 2005 at 12:11 pm
    Jul 14, 2005 at 1:28 pm
  • Hi, We are using doc.add(Field.Text("keywords",keywords)); to add the keywords to the document, where keywords is comma separated keywords string. Lucene seems to tokenize the keywords with multiple ...
    Rahul D ThakareRahul D Thakare
    Jul 13, 2005 at 12:17 pm
    Jul 13, 2005 at 11:59 pm
  • Hi All can someone please help me on the error in my web application... I am using tomcat , the path for index dir is obtained from jsp page using application.getRealPath("/")+"download/compName" I ...
    Bib_lucene bibBib_lucene bib
    Jul 7, 2005 at 8:42 am
    Jul 8, 2005 at 6:51 pm
  • Hello, Looking for most useful lucene taglib and have found references to one written by a Iskandar Salim found at www.javaxp.net/lucene-taglib, but that site is 404. Found a patch submited in 2003 ...
    Chris FellowsChris Fellows
    Jul 4, 2005 at 8:03 pm
    Jul 5, 2005 at 9:54 am
  • I've got an index which I rebuild each time and don't do any deletes until the end, so doc ids shouldn't change... at index time, is there a better way to discover the id of the document i just added ...
    Chris FraschettiChris Fraschetti
    Jul 29, 2005 at 8:41 pm
    Aug 2, 2005 at 3:38 am
  • Hello, I'm working to the development of a multi-agents software that involves some information indexing, information retrieval and information categorization tasks. I want to build the training set ...
    Giovanni NovelliGiovanni Novelli
    Jul 29, 2005 at 9:09 am
    Jul 29, 2005 at 11:37 am
  • I don't know why, but all this problems that I shared with you are produced for my use of multisearcher Now I've obtained this, anyone had this problem sometimes? java.lang.IndexOutOfBoundsException: ...
    Daniel CortesDaniel Cortes
    Jul 27, 2005 at 6:42 pm
    Jul 29, 2005 at 10:25 am
  • hi, My mission is currently to update an index by marking adding a flag field on some documents. For this, I seem to have the only following possibility: - search for the documents in question, store ...
    Paul LibbrechtPaul Libbrecht
    Jul 28, 2005 at 9:37 am
    Jul 28, 2005 at 12:54 pm
  • Is there a way to allow users to use + and - and special operators in free-text searches, but also allow them to search for a last name like Smith-Jones? (which I'd have to escape?) Is there a ...
    Derek WestfallDerek Westfall
    Jul 27, 2005 at 10:42 pm
    Jul 28, 2005 at 9:41 am
  • Hi, In my client application I allow the user to build a query by selecting a field from a combobox and entering a value to search by. I want the user to enter free text queries for each field, but I ...
    EyalEyal
    Jul 19, 2005 at 12:25 pm
    Jul 21, 2005 at 11:48 am
  • Hi, I'm seeing some strange behavior in the way the QueryParser handles consecutive backslash characters. I know that backslash is the escape character in Lucene, and so I would expect "\\\\" to ...
    Jeff DavisJeff Davis
    Jul 19, 2005 at 3:20 pm
    Jul 20, 2005 at 9:18 pm
  • Are people seeing a significant speed performance with Lucene when they upgrade to JDK 1.5? --------------------------------------------------------------------- To unsubscribe, e-mail: ...
    Yahootintin 11533894Yahootintin 11533894
    Jul 8, 2005 at 12:03 am
    Jul 18, 2005 at 5:22 am
  • Did a google serach on the problem when using the range search phrase of "+datefield:[199801 TO 200512]" (date stored as "YYYYMMDD") which returns 1 million hits. error: ...
    XingXing
    Jul 11, 2005 at 5:45 am
    Jul 11, 2005 at 7:19 pm
  • Is it possible to use a RAMDirectory to load a 5 GB index into RAM on Linux? I have access to a server with 6 GB of RAM and will try it next week but I've heard that Java on Linux may only support up ...
    Yahootintin 11533894Yahootintin 11533894
    Jul 8, 2005 at 12:04 am
    Jul 8, 2005 at 7:45 pm
  • Hi all, I am currently using Lucene 1.4.2. Since my search documents are huge, I divide the search index into different index directory and make use of the ParallelMultiSearcher to perform the ...
    Terence LaiTerence Lai
    Jul 7, 2005 at 7:05 pm
    Jul 8, 2005 at 3:11 pm
  • I did a small demonstration application using lucene's range query and it worked fine. I didn't use a DB at all "Mosul_Iraq.html", "E043.13535" "Mosul_Iraq.html", "N36.33608" Having the directional ...
    Andrew BoydAndrew Boyd
    Jul 28, 2005 at 2:24 pm
    Jul 29, 2005 at 12:11 am
  • Hello everybody, First of congrats for that great piece of software! I am working on a Europe-wide project, where we have texts on more than one European language, namely French, German, and English. ...
    Martin RodeMartin Rode
    Jul 28, 2005 at 4:40 pm
    Jul 28, 2005 at 4:58 pm
  • Hi, I can see that this has been up before, but I still hope to get some advice based on my specific environment. I index some documents with 26 fields in them. The size 10000 indexed documents is ...
    Lasse LLasse L
    Jul 13, 2005 at 3:07 pm
    Jul 28, 2005 at 11:23 am
  • I have a field index as keyword. And have two records "J400-C-V1-S10-T1" and "J400-C-V-S10-T1" When I search for "J400-C-V1-S10-T1", it returns me matching record, but when I Search for ...
    Indu AbeyaratnaIndu Abeyaratna
    Jul 27, 2005 at 11:26 pm
    Jul 28, 2005 at 9:03 am
  • Anyone here have any luck with integration of Apache Derby and Lucene? --------------------------------------------------------------------- To unsubscribe, e-mail: ...
    Mag GamMag Gam
    Jul 27, 2005 at 10:38 am
    Jul 27, 2005 at 10:42 pm
  • Hi, I've added the Lucene mailing lists to our searchable archive found here: http://www.gossamer-threads.com/lists/lucene/ The search is, of course, powered by Lucene. =) I hope you find it useful, ...
    Alex KrohnAlex Krohn
    Jul 27, 2005 at 2:43 am
    Jul 27, 2005 at 8:45 pm
  • Run a small indexer within Eclipse 3.1 under Windows and encounter rename bug all the time: java.io.IOException: Cannot rename deleteable.new to deletable at ...
    Thomas PanThomas Pan
    Jul 26, 2005 at 12:12 am
    Jul 26, 2005 at 12:34 am
  • Hi, I've the error "java.lang.StackOverflowError" when I try to index text files that I got from transforming pdf files through pdfbox API. When I index normal text repository, I havn't this error. ...
    Gayo DialloGayo Diallo
    Jul 20, 2005 at 9:23 pm
    Jul 21, 2005 at 12:48 am
  • We are getting the following error in our tomcat error log. /dsk1/db/lucene/journals/_clr.f7 (Too many open files) java.io.FileNotFoundException: /dsk1/db/lucene/journals/_clr.f7 (Too many open ...
    Dan PeltonDan Pelton
    Jul 20, 2005 at 8:49 pm
    Jul 20, 2005 at 9:09 pm
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109 users for July 2005

Erik Hatcher: 68 posts Otis Gospodnetic: 36 posts Chris Lu: 11 posts Paul Smith: 10 posts Chris Hostetter: 9 posts Mark harwood: 9 posts Xing: 9 posts Andrew Boyd: 8 posts Harini Raghavan: 8 posts Klaus Hubert: 8 posts BOUDOT Christian: 7 posts Derek Westfall: 7 posts Riccardo Daviddi: 7 posts Dave Kor: 6 posts Ian Lea: 6 posts Jian chen: 6 posts Leos Literak: 6 posts Paul Libbrecht: 6 posts Daniel Cortes: 5 posts Nathan Brackett: 5 posts
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