There isn't a SpanWildcardQuery, per se, but there is a SpanRegexQuery:

<http://svn.apache.org/repos/asf/lucene/java/trunk/contrib/regex/src/ java/org/apache/lucene/search/regex/>

It can be used to achieve the same sort of thing, only using standard regex syntax like fast.* (instead of fast*)

But, stemming should be considered as well. It'd certainly be more performant using a regular PhraseQuery with terms analyzed and stemmed, matching terms analyzed the same way during indexing.

        Erik


On Apr 18, 2006, at 2:33 PM, karl wettin wrote:


18 apr 2006 kl. 20.10 skrev Michael Dodson:

Is it possible to use wildcards with SpanNearQuery?

For example, if the user enters "fast car" with a slop of 1 things like "fast cars" "faster cars" "fast brown cars" etc would be found?

You might be looking for stem-analysis? You can, for instance, take a look at the snowball stemmers.

Wildcards would be if the user enters 'fast* car'.

But to answer your question, there is no SpanWildcardQuery as far as I know. You could make one though. And I can imagine it would, just as SpanFuzzyQuery, be really slow and virtually unusable in the hand of the users.

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