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From Peter Carlson <>
Subject Re: Empty phrase search
Date Tue, 17 Dec 2002 05:25:43 GMT
I don't think so.

One approach to look for everything, or not something is to add a field 
to each document which is a constant value. Like a field named exists 
and a value of true.

Then you can do search like

exists:true NOT microsoft

This will find all documents without the term microsoft in them.

Just to have it find documents with nothing might be a little tricky. 
You might want to put a field in the document which indicates the size 
or something like that. Or just create an empty field and look for


I hope this rambling helps


On Monday, December 16, 2002, at 03:24 PM, Minh Kama Yie wrote:

> Hi guys,
> Just wondering if lucene indexes empty strings and if so, how to 
> search for this using the query language?
> Regards,
> Minh Kama Yie
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