On Thu, 2006-08-10 at 09:16 -0400, Erick Erickson wrote: > You say "Those documents that we updated are not searchable now". I've got > to ask the obvious question, did you close and re-open the *searcher* > (really, the indexreader you use in your searcher)? I suspect you have, but > thought I'd ask explicitly. > > I'd also get a copy of Luke (http://www.getopt.org/luke/) and inspect my > index after you drop/re-add the data. I have Luke. When i inspect the index with luke i find the same result, i.e the updated documents are not searchable in the new index.
I guess Index Modifier used Index reader and writer internally. I am adding more fields to existing documents in index. so some of my documents will have n fields and other n+m fields after updating. Does the difference in number of fields affect search in any manner ? > > Actually, have you thought about IndexModifier (I'm using Lucene 2.0). From > the javadoc.... > > <<< A class to modify an index, i.e. to delete and add documents. This class > hides > IndexReader<file:///C:/lucene-2.0.0/docs/api/org/apache/lucene/index/IndexReader.html>and > IndexWriter<file:///C:/lucene-2.0.0/docs/api/org/apache/lucene/index/IndexWriter.html>so > that you do not need to care about implementation details such as that > adding documents is done via IndexWriter and deletion is done via > IndexReader.>>> > > Best > Erick > > On 8/9/06, Deepan Chakravarthy <[EMAIL PROTECTED]> wrote: > > > > Hi, > > We have to update few documents in our index. We have add a additional > > field to them. We did as follows > > > > 1)read the documents of our interest using IndexReader > > 2)copy them to a temporary doc object (temp_doc) > > 3)delete the document in the index > > 4)close the IndexReader > > 5)open the IndexWriter > > 6)add a new field to (temp_doc) > > 7)add the (temp_doc) to the index using IndexWriter > > 8)close the IndexWriter > > > > > > The problem: > > 1)Those documents that we updated are not searchable now. When we > > perform search based we not find any of those documents we updated. > > (using IndexSearcher) > > > > 2)But we are still able to read the updated documents using IndexReader. > > > > > > Questions > > 1)When i want to update a document by adding a field, should i reindex > > all the fields again? will copying the existing document not help and > > adding new field not help ? > > > > > > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
