a term in this context is a (field,text) tuple - does this make sense? simon
On Wed, Jun 27, 2012 at 11:40 AM, wangjing <ppm10...@gmail.com> wrote: > http://lucene.apache.org/core/3_6_0/fileformats.html#Frequencies > > The .frq file contains the lists of documents which contain each term, > along with the frequency of the term in that document (except when > frequencies are omitted: IndexOptions.DOCS_ONLY). > > BUT in my example,the frq record the frequency of the term in FIELD? > > my app is > public void createLuceneIndex() { > try { > File file = new File(path); > FSDirectory directory = FSDirectory.open(file); > // 用来创建索引 > IndexWriterConfig conf = new > IndexWriterConfig(Version.LUCENE_36, > new > StandardAnalyzer(Version.LUCENE_36)); > // 避免重复运用时每次都附加index导致查询出多条记录 > conf.setOpenMode(IndexWriterConfig.OpenMode.CREATE); > IndexWriter iw = new IndexWriter(directory, conf); > iw.setInfoStream(System.out); > Document doc = new Document(); > // Store.YES 保存 可以查询 可以打印内容 > Field storeYes = new Field("content1", "my my my my > storeyes test", > Store.YES, Index.ANALYZED); > // Store.NO 不保存 可以查询 不可打印内容 由于不保存内容所以节省空间 > Field storeNo = new Field("content2", "my storeno > test", Store.YES, > Index.ANALYZED); > > doc.add(storeYes); > doc.add(storeNo); > > Document doc1 = new Document(); > Field storeYes1 = new Field("doc1content1", > "doc1 my storeyes test", Store.YES, > Index.ANALYZED); > doc1.add(storeYes1); > > Document doc2 = new Document(); > Field storeYesdoc2 = new Field("doc2content1", > "doc2 my storeyes test", Store.YES, > Index.ANALYZED); > Field storeNodoc2 = new Field("doc2content2", > "doc2 my storeno test", Store.YES, > Index.ANALYZED); > doc2.add(storeYesdoc2); > doc2.add(storeNodoc2); > > iw.addDocument(doc); > iw.addDocument(doc1); > iw.addDocument(doc2); > System.out.println("doc :" + doc); > System.out.println("doc1 :" + doc1); > System.out.println("doc2 :" + doc2); > iw.forceMerge(1); > iw.close(); > } catch (CorruptIndexException e) { > // TODO Auto-generated catch block > e.printStackTrace(); > } catch (LockObtainFailedException e) { > // TODO Auto-generated catch block > e.printStackTrace(); > } catch (IOException e) { > // TODO Auto-generated catch block > e.printStackTrace(); > } > } > > > THE HEX in .frq file is > 00 04 01 01 01 01 01 03 03 03 03 05 05 05 05 05 > 05 05 05 > > in my analysis > 1 [0,4] [0,1] [0,1] [0,1] [0,1] > [0,1][1,1][1,1][1,1][1,1][2,1][2,1][2,1][2,1][2,1][2,1][2,1][2,1] > 2 [0,4] [0,1] [0,1] [0,1] [0,1] [0,1] > [1,1][1,1][1,1][1,1][2,1][2,1][2,1][2,1][2,1][2,1][2,1][2,1] > 3 [0,4][1][1][1][1][1][3][3][3][3][5] [5][5][5][5][5][5][5] > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
