Hello, First of all, the machine from which you sent this email has the date set incorrectly - it thinks it's 22. 6. 2000.
--- [EMAIL PROTECTED] wrote: > I had searched the archive of this list for getting more info on "How > to delete a document from the lucene index". > But most of the postings talk about IndexReader.delete(docNum). When > we tried to delete a single document entry from the index , what we > found is : the whole index got deleted. You must be doing something wrong. Send the relevant piece of code. > 1) Can anyone help us on how we can handle this ? http://www.jguru.com/faq/view.jsp?EID=492423 public int delete(final String fieldName, final String fieldValue) throws IOException { final IndexReader reader = IndexReader.open(mIndexDir); final int deleteCount = reader.delete(new Term(fieldName, fieldValue)); reader.close(); return deleteCount; } > 2) When the search results will reflect that, the particular document > which I had deleted ,is not there ? > Do I need to "optimize" the index for this ? You don't need to optimize the index, but I believe you need to close the IndexReader and re-open IndexSearcher when you detect that the index has changed. > 3) After adding few more documents to an existing index, what effect > will it have on search , if I don't optimize > the index immediately ? Will these new documents will be searchable > before optimization ? Yes. Otis __________________________________________________ Do You Yahoo!? Yahoo! - Official partner of 2002 FIFA World Cup http://fifaworldcup.yahoo.com -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
