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From "Michael McCandless (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (LUCENE-6394) Add two-phase support to SpanNotQuery
Date Wed, 08 Apr 2015 15:53:13 GMT

    [ https://issues.apache.org/jira/browse/LUCENE-6394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14485427#comment-14485427
] 

Michael McCandless commented on LUCENE-6394:
--------------------------------------------

+1, I like how SpanNotQuery just shares FilterSpans now.

> Add two-phase support to SpanNotQuery
> -------------------------------------
>
>                 Key: LUCENE-6394
>                 URL: https://issues.apache.org/jira/browse/LUCENE-6394
>             Project: Lucene - Core
>          Issue Type: Bug
>            Reporter: Robert Muir
>         Attachments: LUCENE-6394.patch, LUCENE-6394.patch, LUCENE-6394.patch
>
>
> This query is actually a lot like SpanPositionCheckQuery, except it checks that each
inclusion Spans does not come near the exclusion side.
> Two-phase iteration should just work the inclusion side, deferring positions (the overlap
checking against exclusion) until necessary.



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