RE: lucene query with additional clause field not null

2014-12-01 Thread Uwe Schindler
Hi, Use FieldValueFilter for that: http://lucene.apache.org/core/4_10_2/core/org/apache/lucene/search/FieldValueFilter.html If you need a query instead of a Filter, wrap it with ConstantScoreQuery. This is also much faster than a RangeQuery like suggested by Ahmed. Uwe - Uwe Schindler H.-H

Re: ControlledRealTimeReopenThread

2014-12-01 Thread Michael Sokolov
Yes that all looks reasonable. Maybe there is a mismatch in the analysis chain? I'm just throwing out wild guesses because I don't really see any problems in what you shared. Also - if the problem really has something to do with ControlledRealTimeReopenThread, I'm not going to have the answe

Re: lucene query with additional clause field not null

2014-12-01 Thread Ahmet Arslan
Hi Sascha, Generally RangeQuery is used for that, e.g. fieldName:[* TO *] Ahmet On Monday, December 1, 2014 9:44 PM, Sascha Janz wrote: Hi, is there a chance to add a additional clause to a query for a field that should not be null ? greetings sascha -

Re: ControlledRealTimeReopenThread

2014-12-01 Thread Badano Andrea
Thanks for your reply! I try to delete documents using a term that matches a Document TextField: private static final String NAME = "name"; private void store(String n, ... other fields ...) { Document d = new Document(); d.add(new TextField(NAME, n, Field.Store.YES)); ... add ot

Re: ControlledRealTimeReopenThread

2014-12-01 Thread Michael Sokolov
It's impossible to tell since you didn't include the code for it, but my advice would be to look at how the documents are being marked for deletion. What are the terms being used to delete them? Are you trying to use lucene docids? -Mike On 12/1/2014 4:22 PM, Badano Andrea wrote: Hello, M

ControlledRealTimeReopenThread

2014-12-01 Thread Badano Andrea
Hello, My apologies for a longish question. I am having some problems with a class that tries to ensure that a lucene index is always kept up-to-date with the contents of a mysql master database. Users add, modify, and delete items in the master database, and all changes to the master database

lucene query with additional clause field not null

2014-12-01 Thread Sascha Janz
Hi, is there a chance to add a additional clause to a query for a field that should not be null ? greetings sascha