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From "Erick Erickson" <erickerick...@gmail.com>
Subject Re: Mixing SpanQuery and BooleanQuery
Date Mon, 06 Aug 2007 19:00:22 GMT
Isn't a SpanAndQuery the same as a SpanNearQuery? Perhaps
with "interesting" slops......

Erick

On 8/6/07, Peter Keegan <peterlkeegan@gmail.com> wrote:
>
> I'm trying to create a fairly complex SpanQuery from a binary parse tree.
> I create SpanOrQueries from SpanTermQueries and combine SpanOrQueries into
> BooleanQueries. So far, so good.
> The problem is that I don't see how to create a SpanNotQuery from a
> BooleanQuery and a SpanTermQuery. I want the BooleanQuery to be the
> 'include' span and the SpanTermQuery to be the 'exclude' span.
> Unfortunately, the BooleanQuery cannot be cast to a SpanQuery.
>
> I thought that SpanQuery and BooleanQuery could be freely intermixed, but
> this doesn't seem to be the case. It seems that what's really needed is a
> 'SpanAndQuery'.
>
> Is there another way to build this type of query?
>
> Thanks,
> Peter
>

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