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Re: Search for null

Subject: Re: Search for null
From: Erik Hatcher
Date: Mon, 23 Jul 2007 16:23:33 -0400

On Jul 23, 2007, at 11:32 AM, testn wrote:
Is it possible to search for the document that specified field doesn't exist
or such field value is null?

This is from Solr, so I'm not sure off the top of my head if this mojo applies by itself, but a search for -fieldname:[* TO *] will result in all documents that do not have the specified field.


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