Lucene Search for documents that have a particular field?

Posted by RP on Stack Overflow See other posts from Stack Overflow or by RP
Published on 2010-04-21T19:38:57Z Indexed on 2010/04/21 19:43 UTC
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Lucene.Net - Is there a way to query for documents that contain a particular field.

Lets say some of my documents have a field 'foo' and some do not.

I want to find all documents that have the field 'foo' - regardless of what the value of foo is.

How do I do this? Is it some sort of TermQuery?

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