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28 discussions - 123 posts

  • Hi, I am beginner in Apache lucene, I am using 5.3.1. I have created the index on the database result. The index values are having alphanumeric and strings values. I am able to search the strings but ...
    Sep 28, 2015 at 9:49 am
    Oct 5, 2015 at 8:06 am
  • We observe some merge slowness after we migrated from 4.10 to 5.2. Is this expected? Any new tunable merge parameters in Lucene 5 ? -Selva
    Selva KumarSelva Kumar
    Sep 14, 2015 at 4:24 pm
    Sep 30, 2015 at 5:48 pm
  • Guys, I'm unable to find the 5.3.1 artifacts in maven central. Here is the search url for org.apache.lucene:lucene-core, the most recent version listed is 5.3.0 ...
    Terry SmithTerry Smith
    Sep 28, 2015 at 2:30 pm
    Sep 30, 2015 at 3:21 pm
  • Hi I need a special kind of 'token' which is a sentence, so I need a tokenizer that splits texts into sentences. I wonder if there is already such or similar implementations? If I have to implement ...
    Ziqi ZhangZiqi Zhang
    Sep 23, 2015 at 3:18 pm
    Sep 24, 2015 at 9:06 am
  • Hi, I need to improve the performance of my indexing with Lucene . Is there any material (eg, article, book , tutorial ) that can be used for this? Could anyone help me please ? Thanks a lot! -- ...
    Humberto RochaHumberto Rocha
    Sep 9, 2015 at 2:00 am
    Sep 9, 2015 at 5:00 pm
  • Hi all, I am new to Solr. I have a QParser plugin which uses an implementation of CustomScoreQuery to provide custom score for each document. Is there a way I can use the same plugin to provide score ...
    Ajinkya KaleAjinkya Kale
    Sep 18, 2015 at 2:44 am
    Sep 19, 2015 at 1:17 am
  • Hi all, SpanNearQuery and SloppyPhraseQuery can have similar behavior in some use cases. On the one hand, I have to distinguish between ordered and unordered terms (that’s enabled with SpanNearQuery) ...
    Aurelien MazoyerAurelien Mazoyer
    Sep 10, 2015 at 9:44 am
    Sep 14, 2015 at 7:58 am
  • FSDirectory createOutput re-creates file because it opens stream with TRUNCATE_EXISTING. What is the way to open existing file and append data? I used it at Lucene 4.1 to create store with raw ...
    Vlad KVlad K
    Sep 2, 2015 at 6:07 am
    Sep 10, 2015 at 6:40 pm
  • Hi Is it possible to get a list of terms within a document, and also TF of each of these terms *in that document only*? (Lucene 5.3) IndexReader has a method "Terms getTermVector(int docID, String ...
    Ziqi ZhangZiqi Zhang
    Sep 20, 2015 at 1:36 pm
    Sep 20, 2015 at 3:41 pm
  • Hello Right now I'm working on approval to use lucene-core in Eclipse projects. One of the things that worry Eclipse "Intellectual property team" is that SloppyMath.java class has unusual license. I ...
    Sergii KabashniukSergii Kabashniuk
    Sep 19, 2015 at 3:31 pm
    Sep 19, 2015 at 5:05 pm
  • Mutable, "Immutable" interface of BitSet seems to be defined based on specific things like live docs and documents with DocValue etc. Any plan to add general purpose readonly interface to BitSet? ...
    Selva KumarSelva Kumar
    Sep 13, 2015 at 8:23 pm
    Sep 14, 2015 at 3:29 am
  • Hi, I'm writing a backup routine for a system that includes Lucene for full-text search. The primary data store is based on immutable files, so it can be backed-up incrementally by copying any new ...
    Larry WhiteLarry White
    Sep 12, 2015 at 2:59 pm
    Sep 12, 2015 at 6:08 pm
  • Hi I want to use the searchAfter API in IndexSearcher. This API takes ScoreDoc as argument. Do we need to store the last ScoreDoc value (ScoreDoc value from previous search)? I guess, docid value is ...
    Sep 4, 2015 at 10:50 am
    Sep 4, 2015 at 5:12 pm
  • I'm using Lucene 4.10.3. (I plan to upgrade soon but need to fix an issue on this version today). I switched a Lucene index from using string document ids to byte arrays. The problem I'm having is ...
    Larry WhiteLarry White
    Sep 23, 2015 at 2:17 pm
    Sep 23, 2015 at 3:56 pm
  • There is a Class org.apache.lucene.codecs.blocktree.BlockTreeTermsWriter which have two parameters,one is DEFAULT_MIN_BLOCK_SIZE,the other is DEFAULT_MAX_BLOCK_SIZE;their default values is 25 and ...
    Sep 14, 2015 at 1:24 pm
    Sep 22, 2015 at 9:33 am
  • Hi, I am attempting to migrate our deployment process over to using the recently added "Blob Store API" which should simplify things a bit when it comes to cloud infrastructures for us ...
    Steve DavidsSteve Davids
    Sep 10, 2015 at 5:31 pm
    Sep 10, 2015 at 6:38 pm
  • Hello, Solr has Multi Select Faceting <http://wiki.apache.org/solr/SimpleFacetParameters#Multi-Select_Faceting_and_LocalParams feature. Can anybody know how can i achieve this with Lucene ? Thanks in ...
    Mehmet BaşalMehmet Başal
    Sep 7, 2015 at 7:03 am
    Sep 8, 2015 at 1:31 pm
  • Hi, we use lucene 4.6 in our project. we got some perfomamce problems with IndexSearcher.doc(int docID, SetfieldsToLoad). i found this issue https://issues.apache.org/jira/browse/LUCENE-6322 and may ...
    Sascha JanzSascha Janz
    Sep 16, 2015 at 2:59 pm
    Sep 29, 2015 at 12:43 pm
  • Hi, I am trying to retrieve all the documents from a solr index in a batched manner. I have 100M documents. I am retrieving them using the method proposed here ...
    Ajinkya KaleAjinkya Kale
    Sep 28, 2015 at 6:46 pm
    Sep 28, 2015 at 11:48 pm
  • Hi, Question: Looking at the code I got slightly confused if TopNSearcher would work for non weighted CharSequence Output FST. I am trying to use a scale up model and accommodate many tenants on one ...
    Aditya TripathiAditya Tripathi
    Sep 26, 2015 at 2:21 pm
    Sep 26, 2015 at 8:49 pm
  • Hi Given a document in a lucene index, I would like to get a list of terms in that document and their offsets. I suppose starting with IndexReader.getTermVector can get me going with this. I have ...
    Ziqi ZhangZiqi Zhang
    Sep 21, 2015 at 3:09 pm
    Sep 21, 2015 at 3:20 pm
  • Hi I am using the TermsComponent in my solr config like this to deal with queries about terms in the index: -------------- <searchComponent name="terms" class="solr.TermsComponent"/ <!-- A request ...
    Ziqi ZhangZiqi Zhang
    Sep 17, 2015 at 3:14 pm
    Sep 18, 2015 at 6:16 am
  • Hi! Sometimes TermsQuery.toString() method falls with exception: *Exception in thread "main" java.lang.AssertionError* * at org.apache.lucene.util.UnicodeUtil.UTF8toUTF16(UnicodeUtil.java:546)* * at ...
    Ruslan MuzhikovRuslan Muzhikov
    Sep 8, 2015 at 2:53 pm
    Sep 9, 2015 at 5:03 pm
  • Hi Steve, Sorry for my late reply, your answer didn't reach me! My account name is : CharliePicorini Kind regards, Charlie
    Charlie PicoriniCharlie Picorini
    Sep 2, 2015 at 4:31 pm
    Sep 2, 2015 at 4:58 pm
  • Hi Is there a way to remove just the leading and trailing stopwords from a token n-gram? Currently I have the following combination which removes any n-gram that contains a stopword: <analyzer ...
    Ziqi ZhangZiqi Zhang
    Sep 25, 2015 at 9:16 am
    Sep 25, 2015 at 9:16 am
  • 24 September 2015, Apache Lucene™ 5.3.1 available The Lucene PMC is pleased to announce the release of Apache Lucene 5.3.1 Apache Lucene is a high-performance, full-featured text search engine ...
    Noble PaulNoble Paul
    Sep 24, 2015 at 5:21 pm
    Sep 24, 2015 at 5:21 pm
  • Hi While trying to open Lucene's 4.3 index with Lucene 5.3; I get the following error: java.nio.file.NoSuchFileException: 1441701798/_by.cfs at ...
    Sep 17, 2015 at 9:30 am
    Sep 17, 2015 at 9:30 am
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46 users for September 2015

Ziqi Zhang: 10 posts Michael McCandless: 7 posts Uwe Schindler: 7 posts Noble Paul: 6 posts Selva Kumar: 6 posts Will martin: 6 posts Ajinkya Kale: 5 posts Ian Lea: 5 posts Steve Rowe: 5 posts Aurelien Mazoyer: 4 posts Bhaskar: 4 posts Larry White: 4 posts Erick Erickson: 3 posts Humberto Rocha: 3 posts Marcio Napoli: 3 posts McKinley, James T: 3 posts Robert Muir: 3 posts Vlad K: 3 posts Adrien Grand: 2 posts Alan Woodward: 2 posts
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