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http://issues.apache.org/jira/browse/NUTCH-377?page=comments#action_12439018 ] 
            
Stefan Neufeind commented on NUTCH-377:
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Hmm, I'm not too sure I understand how to do that. There is one part which adds 
prohibited or required phrases but ...

To my understanding isn't the above example parsed "as is" into one string for 
the whole "site:...|..." ? If yes, could the split be done where evaluating the 
site-command maybe? Had a look at query-site - but there doesn't seem to be 
much code over there ...

What is a good syntax that the nutch-community could agree on? And could you 
maybe wrap up an initial patch for that?

> Add possibility to search for multiple values
> ---------------------------------------------
>
>                 Key: NUTCH-377
>                 URL: http://issues.apache.org/jira/browse/NUTCH-377
>             Project: Nutch
>          Issue Type: Improvement
>          Components: searcher
>            Reporter: Stefan Neufeind
>
> Searches with boolean operators (AND or OR) are not (yet) possible. All 
> search-items are always searched with AND.
> But it would be nice to have the possibility to allow multiple values for a 
> certain field. Maybe that could done using a separator?
> As an example you might want to search for:
> someword    site:www.example.org|www.apache.org
> Which (to my understand) would allow to search for one or more words with a 
> restriction to those two sites. It would prevent having to implement AND and 
> OR fully (maybe even including brackets) but would allow to cover a few often 
> used cases imho.
> Easy/hard to do? To my understanding Lucene itself allows AND/OR-searches. So 
> might basically be a problem of string-parsing and query-building towards 
> Lucene?

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